Frank K. Tittel - Publications

Affiliations: 
Rice University, Houston, TX 
Area:
Electronics and Electrical Engineering, Optics Physics

413 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Pi M, Zheng C, Zhao H, Peng Z, Lang J, Ji J, Liang L, Zhang Y, Wang Y, Tittel FK. Mid-infrared ChG-on-MgF waveguide gas sensor based on wavelength modulation spectroscopy: publisher's note. Optics Letters. 46: 5376. PMID 34724479 DOI: 10.1364/OL.445577  1
2021 Zheng K, Zheng C, Hu L, Guan G, Ma Y, Song F, Zhang Y, Wang Y, Tittel FK. Light-induced off-axis cavity-enhanced thermoelastic spectroscopy in the near-infrared for trace gas sensing. Optics Express. 29: 23213-23224. PMID 34614589 DOI: 10.1364/OE.430745  1
2021 Pi M, Zheng C, Zhao H, Peng Z, Lang J, Ji J, Liang L, Zhang Y, Wang Y, Tittel FK. Mid-infrared ChG-on-MgF waveguide gas sensor based on wavelength modulation spectroscopy. Optics Letters. 46: 4797-4800. PMID 34598202 DOI: 10.1364/OL.440361  1
2021 Lv H, Zheng H, Liu Y, Yang Z, Wu Q, Lin H, Montano BAZ, Zhu W, Yu J, Kan R, Chen Z, Tittel FK. Radial-cavity quartz-enhanced photoacoustic spectroscopy. Optics Letters. 46: 3917-3920. PMID 34388774 DOI: 10.1364/OL.432308  1
2021 Pi M, Zheng C, Ji J, Zhao H, Peng Z, Lang J, Liang L, Zhang Y, Wang Y, Tittel FK. Surface-Enhanced Infrared Absorption Spectroscopic Chalcogenide Waveguide Sensor Using a Silver Island Film. Acs Applied Materials & Interfaces. PMID 34185988 DOI: 10.1021/acsami.1c08177  1
2021 Zheng K, Zheng C, Zhang H, Guan G, Zhang Y, Wang Y, Tittel FK. A novel gas sensing scheme using near-infrared multi-input multi-output off-axis integrated cavity output spectroscopy (MIMO-OA-ICOS). Spectrochimica Acta. Part a, Molecular and Biomolecular Spectroscopy. 256: 119745. PMID 33819761 DOI: 10.1016/j.saa.2021.119745  1
2021 Qiao S, Ma Y, Patimisco P, Sampaolo A, He Y, Lang Z, Tittel FK, Spagnolo V. Multi-pass quartz-enhanced photoacoustic spectroscopy-based trace gas sensing. Optics Letters. 46: 977-980. PMID 33649635 DOI: 10.1364/OL.418520  1
2021 Hu L, Zheng C, Zhang M, Zheng K, Zheng J, Song Z, Li X, Zhang Y, Wang Y, Tittel FK. Long-distance in-situ methane detection using near-infrared light-induced thermo-elastic spectroscopy. Photoacoustics. 21: 100230. PMID 33437616 DOI: 10.1016/j.pacs.2020.100230  1
2020 Ma Y, Hu Y, Qiao S, He Y, Tittel FK. Trace gas sensing based on multi-quartz-enhanced photothermal spectroscopy. Photoacoustics. 20: 100206. PMID 32995269 DOI: 10.1016/J.Pacs.2020.100206  1
2020 Zheng H, Liu Y, Lin H, Kan R, Dong L, Zhu W, Fang J, Yu J, Tittel FK, Chen Z. Quartz-enhanced photoacoustic spectroscopy exploiting a fast and wideband electro-mechanical light modulator. Optics Express. 28: 27966-27973. PMID 32988078 DOI: 10.1364/Oe.400100  1
2020 Ye W, Tu Z, Xiao X, Simeone A, Yan J, Wu T, Wu F, Zheng C, Tittel FK. A NDIR Mid-Infrared Methane Sensor with a Compact Pentahedron Gas-Cell. Sensors (Basel, Switzerland). 20. PMID 32977569 DOI: 10.3390/s20195461  1
2020 Cui R, Dong L, Wu H, Ma W, Xiao L, Jia S, Chen W, Tittel FK. 3D-Printed Miniature Fiber-Coupled Multi-pass Cell with Dense Spot Pattern for Ppb-level Methane Detection Using a Near-IR Diode Laser. Analytical Chemistry. PMID 32869639 DOI: 10.1021/Acs.Analchem.0C01931  1
2020 Zheng H, Liu Y, Lin H, Kan R, Patimisco P, Sampaolo A, Giglio M, Zhu W, Yu J, Tittel FK, Spagnolo V, Chen Z. Sub-ppb-level CH detection by exploiting a low-noise differential photoacoustic resonator with a room-temperature interband cascade laser. Optics Express. 28: 19446-19456. PMID 32672221 DOI: 10.1364/Oe.391322  1
2020 Zheng H, Huang B, Li Y, Zhang R, Gu X, Li Z, Lin H, Zhu W, Tang J, Guan H, Lu H, Zhong Y, Fang J, Luo Y, Zhang J, ... ... Tittel FK, et al. Residual thickness enhanced core-removed D-shaped single-mode fiber and its application for VOC evaporation monitoring. Optics Express. 28: 15641-15651. PMID 32403587 DOI: 10.1364/Oe.387951  1
2020 Liu Z, Zheng C, Zhang T, Li Y, Ren Q, Chen C, Ye W, Zhang Y, Wang Y, Tittel FK. Mid-infrared sensor system based on tunable laser absorption spectroscopy for dissolved carbon dioxide analysis in the South China Sea: System-level integration and deployment. Analytical Chemistry. PMID 32396333 DOI: 10.1021/Acs.Analchem.0C00327  1
2020 Hu L, Zheng C, Zhang Y, Zheng J, Wang Y, Tittel FK. Compact all-fiber light-induced thermoelastic spectroscopy for gas sensing. Optics Letters. 45: 1894-1897. PMID 32236026 DOI: 10.1364/Ol.388754  1
2020 Hu L, Zheng C, Zhang M, Yao D, Zheng J, Zhang Y, Wang Y, Tittel FK. Quartz-enhanced photoacoustic spectroscopic methane sensor system using a quartz tuning fork-embedded, double-pass and off-beam configuration. Photoacoustics. 18: 100174. PMID 32211294 DOI: 10.1016/J.Pacs.2020.100174  1
2020 Zheng K, Zheng C, Li J, Ma N, Liu Z, Li Y, Zhang Y, Wang Y, Tittel FK. Novel gas-phase sensing scheme using fiber-coupled off-axis integrated cavity output spectroscopy (FC-OA-ICOS) and cavity-reflected wavelength modulation spectroscopy (CR-WMS). Talanta. 213: 120841. PMID 32200929 DOI: 10.1016/J.Talanta.2020.120841  1
2020 Zhong G, Ma Z, Wang J, Zheng C, Zhang Y, Wang Y, Tittel FK. Near-Infrared Tunable Laser Absorption Spectroscopic Acetylene Sensor System Using a Novel Three Mirror-Based, Dense Pattern Gas Cell. Sensors (Basel, Switzerland). 20. PMID 32110937 DOI: 10.3390/S20051266  1
2020 Giglio M, Zifarelli A, Sampaolo A, Menduni G, Elefante A, Blanchard R, Pfluegl C, Witinski MF, Vakhshoori D, Wu H, Passaro VMN, Patimisco P, Tittel FK, Dong L, Spagnolo V. Broadband detection of methane and nitrous oxide using a distributed-feedback quantum cascade laser array and quartz-enhanced photoacoustic sensing. Photoacoustics. 17: 100159. PMID 31956489 DOI: 10.1016/J.Pacs.2019.100159  1
2020 Zheng H, Liu Y, Lin H, Liu B, Gu X, Li D, Huang B, Wu Y, Dong L, Zhu W, Tang J, Guan H, Lu H, Zhong Y, Fang J, ... ... Tittel FK, et al. Quartz-enhanced photoacoustic spectroscopy employing pilot line manufactured custom tuning forks. Photoacoustics. 17: 100158. PMID 31956488 DOI: 10.1016/J.Pacs.2019.100158  1
2020 Yin X, Wu H, Dong L, Li B, Ma W, Zhang L, Yin W, Xiao L, Jia S, Tittel FK. Ppb-level SO photoacoustic sensor with suppressed absorption-desorption effect by using a 7.41 μm external-cavity quantum cascade laser. Acs Sensors. PMID 31939293 DOI: 10.1021/Acssensors.9B02448  1
2020 Wieczorek PZ, Starecki T, Tittel FK. Improving the Signal to Noise Ratio of QTF Preamplifiers Dedicated for QEPAS Applications Applied Sciences. 10: 4105. DOI: 10.3390/App10124105  1
2020 Ye W, Zhou B, Tu Z, Xiao X, Yan J, Wu T, Wu F, Zheng C, Tittel FK. Leakage source location based on Gaussian plume diffusion model using a near-infrared sensor Infrared Physics & Technology. 109: 103411. DOI: 10.1016/J.Infrared.2020.103411  1
2019 Li S, Wu H, Cui R, Sampaolo A, Patimisco P, Spagnolo V, Tittel FK, Dong L. Piezo-enhanced acoustic detection module for mid-infrared trace gas sensing using a grooved quartz tuning fork. Optics Express. 27: 35267-35278. PMID 31878699 DOI: 10.1364/Oe.27.035267  1
2019 Lin H, Huang Z, Kan R, Zheng H, Liu Y, Liu B, Dong L, Zhu W, Tang J, Yu J, Chen Z, Tittel FK. Application of Micro Quartz Tuning Fork in Trace Gas Sensing by Use of Quartz-Enhanced Photoacoustic Spectroscopy. Sensors (Basel, Switzerland). 19. PMID 31795247 DOI: 10.3390/S19235240  1
2019 Qiao S, Qu Y, Ma Y, He Y, Wang Y, Hu Y, Yu X, Zhang Z, Tittel FK. A Sensitive Carbon Dioxide Sensor Based on Photoacoustic Spectroscopy with a Fixed Wavelength Quantum Cascade Laser. Sensors (Basel, Switzerland). 19. PMID 31561611 DOI: 10.3390/S19194187  1
2019 Elefante A, Giglio M, Sampaolo A, Menduni G, Patimisco P, Passaro VMN, Wu H, Rossmadl H, Mackowiak V, Cable A, Tittel FK, Dong L, Spagnolo V. Dual-gas quartz-enhanced photoacoustic sensor for simultaneous detection of methane/nitrous oxide and water vapor. Analytical Chemistry. PMID 31500409 DOI: 10.1021/Acs.Analchem.9B02709  1
2019 Zheng H, Lin H, Dong L, Liu Y, Patimisco P, Zweck J, Mozumder A, Sampaolo A, Spagnolo V, Huang B, Tang J, Dong L, Zhu W, Yu J, Chen Z, ... Tittel FK, et al. Influence of Tuning Fork Resonance Properties on Quartz-Enhanced Photoacoustic Spectroscopy Performance. Sensors (Basel, Switzerland). 19. PMID 31487884 DOI: 10.3390/S19183825  1
2019 Qiao S, Ma Y, He Y, Yu X, Zhang Z, Tittel FK. A Sensitive Carbon Monoxide Sensor Based on Photoacoustic Spectroscopy with a 2.3 μm Mid-Infrared High-Power Laser and Enhanced Gas Absorption. Sensors (Basel, Switzerland). 19. PMID 31330789 DOI: 10.3390/S19143202  1
2019 Zheng K, Zheng C, Ma N, Liu Z, Yang Y, Zhang Y, Wang Y, Tittel F. Near-Infrared Broadband Cavity-Enhanced Spectroscopic Multi-Gas Sensor Using a 1650 nm Light Emitting Diode. Acs Sensors. PMID 31184106 DOI: 10.1021/Acssensors.9B00788  1
2019 Ma Y, Qiao S, He Y, Li Y, Zhang Z, Yu X, Tittel FK. Highly sensitive acetylene detection based on multi-pass retro-reflection-cavity-enhanced photoacoustic spectroscopy and a fiber amplified diode laser. Optics Express. 27: 14163-14172. PMID 31163869 DOI: 10.1364/Oe.27.014163  1
2019 Hu L, Zheng C, Zheng J, Wang Y, Tittel FK. Quartz tuning fork embedded off-beam quartz-enhanced photoacoustic spectroscopy. Optics Letters. 44: 2562-2565. PMID 31090732 DOI: 10.1364/Ol.44.002562  1
2019 Ma Y, Tong Y, He Y, Jin X, Tittel FK. Compact and sensitive mid-infrared all-fiber quartz-enhanced photoacoustic spectroscopy sensor for carbon monoxide detection. Optics Express. 27: 9302-9312. PMID 31052737 DOI: 10.1364/Oe.27.009302  1
2019 Li S, Dong L, Wu H, Sampaolo A, Patimisco P, Spagnolo V, Tittel F. Ppb-level quartz-enhanced photoacoustic detection of carbon monoxide exploiting a surface grooved tuning fork. Analytical Chemistry. PMID 30994331 DOI: 10.1021/Acs.Analchem.9B00182  1
2019 He Y, Ma Y, Tong Y, Yu X, Tittel FK. Ultra-high sensitive light-induced thermoelastic spectroscopy sensor with a high Q-factor quartz tuning fork and a multipass cell. Optics Letters. 44: 1904-1907. PMID 30985771 DOI: 10.1364/Ol.44.001904  1
2019 Li S, Dong L, Wu H, Yin X, Ma W, Zhang L, Yin W, Sampaolo A, Patimisco P, Spagnolo V, Jia S, Tittel FK. Simultaneous multi-gas detection between 3 and 4 μm based on a 2.5-m multipass cell and a tunable Fabry-Pérot filter detector. Spectrochimica Acta. Part a, Molecular and Biomolecular Spectroscopy. 216: 154-160. PMID 30889436 DOI: 10.1016/J.Saa.2019.03.025  1
2019 Liu Z, Zheng C, Chen C, Li Y, Xie H, Ren Q, Wang Y, Tittel FK. ICL-based mid-infrared carbon dioxide sensor system for deep-sea natural gas hydrate exploration. Optics Express. 27: 5598-5609. PMID 30876159 DOI: 10.1364/Oe.27.005598  1
2019 Yin X, Dong L, Wu H, Zhang L, Ma W, Yin W, Xiao L, Jia S, Tittel FK. Highly sensitive photoacoustic multicomponent gas sensor for SF decomposition online monitoring. Optics Express. 27: A224-A234. PMID 30876138 DOI: 10.1364/Oe.27.00A224  1
2019 Giglio M, Elefante A, Patimisco P, Sampaolo A, Sgobba F, Rossmadl H, Mackowiak V, Wu H, Tittel FK, Dong L, Spagnolo V. Quartz-enhanced photoacoustic sensor for ethylene detection implementing optimized custom tuning fork-based spectrophone. Optics Express. 27: 4271-4280. PMID 30876044 DOI: 10.1364/Oe.27.004271  1
2019 Wei T, Wu H, Dong L, Tittel FK. Acoustic Detection Module Design of a Quartz-Enhanced Photoacoustic Sensor. Sensors (Basel, Switzerland). 19. PMID 30836649 DOI: 10.3390/S19051093  1
2019 Cui R, Dong L, Wu H, Li S, Yin X, Zhang L, Ma W, Yin W, Tittel FK. Calculation model of dense spot pattern multi-pass cells based on a spherical mirror aberration. Optics Letters. 44: 1108-1111. PMID 30821782 DOI: 10.1364/Ol.44.001108  1
2019 Zheng K, Zheng C, Yao D, Hu L, Liu Z, Li J, Zhang Y, Wang Y, Tittel FK. A near-infrared CH/CH dual-gas sensor system combining off-axis integrated-cavity output spectroscopy and frequency-division-multiplexing-based wavelength modulation spectroscopy. The Analyst. PMID 30698590 DOI: 10.1039/C8An02164C  1
2019 Patimisco P, Sampaolo A, Giglio M, Dello Russo S, Mackowiak V, Rossmadl H, Cable A, Tittel FK, Spagnolo V. Tuning forks with optimized geometries for quartz-enhanced photoacoustic spectroscopy. Optics Express. 27: 1401-1415. PMID 30696206 DOI: 10.1364/Oe.27.001401  1
2018 Ma Y, He Y, Tong Y, Yu X, Tittel FK. Quartz-tuning-fork enhanced photothermal spectroscopy for ultra-high sensitive trace gas detection. Optics Express. 26: 32103-32110. PMID 30650676 DOI: 10.1364/Oe.26.032103  1
2018 Zheng K, Zheng C, He Q, Yao D, Hu L, Zhang Y, Wang Y, Tittel FK. Near-infrared acetylene sensor system using off-axis integrated-cavity output spectroscopy and two measurement schemes. Optics Express. 26: 26205-26216. PMID 30469711 DOI: 10.1364/Oe.26.026205  1
2018 Cui R, Dong L, Wu H, Li S, Zhang L, Ma W, Yin W, Xiao L, Jia S, Tittel FK. Highly sensitive and selective CO sensor using a 2.33 μm diode laser and wavelength modulation spectroscopy. Optics Express. 26: 24318-24328. PMID 30469553 DOI: 10.1364/Oe.26.024318  1
2018 Zheng K, Zheng C, Zhang Y, Wang Y, Tittel FK. Review of Incoherent Broadband Cavity-Enhanced Absorption Spectroscopy (IBBCEAS) for Gas Sensing. Sensors (Basel, Switzerland). 18. PMID 30373252 DOI: 10.3390/S18113646  1
2018 Zheng K, Zheng C, Liu Z, He Q, Du Q, Zhang Y, Wang Y, Tittel FK. Near-infrared broadband cavity-enhanced sensor system for methane detection using a wavelet-denoising assisted Fourier-transform spectrometer. The Analyst. PMID 30183029 DOI: 10.1039/C8An01290C  1
2018 He Q, Zheng C, Lou M, Ye W, Wang Y, Tittel FK. Dual-feedback mid-infrared cavity-enhanced absorption spectroscopy for HCO detection using a radio-frequency electrically-modulated interband cascade laser. Optics Express. 26: 15436-15444. PMID 30114805 DOI: 10.1364/Oe.26.015436  1
2018 Patimisco P, Sampaolo A, Mackowiak V, Rossmadl H, Cable A, Tittel FK, Spagnolo V. Loss Mechanisms Determining the Quality Factors in Quartz Tuning Forks Vibrating at the Fundamental and First Overtone Mode. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. PMID 29994396 DOI: 10.1109/Tuffc.2018.2853404  1
2018 Dong M, Zheng C, Yao D, Zhong G, Miao S, Ye W, Wang Y, Tittel FK. Double-range near-infrared acetylene detection using a dual spot-ring Herriott cell (DSR-HC). Optics Express. 26: 12081-12091. PMID 29716124 DOI: 10.1364/Oe.26.012081  1
2018 He Y, Ma Y, Tong Y, Yu X, Tittel FK. HCN ppt-level detection based on a QEPAS sensor with amplified laser and a miniaturized 3D-printed photoacoustic detection channel. Optics Express. 26: 9666-9675. PMID 29715915 DOI: 10.1364/Oe.26.009666  1
2018 Patimisco P, Sampaolo A, Giglio M, Mackowiak V, Rossmadl H, Gross B, Cable A, Tittel FK, Spagnolo V. Octupole electrode pattern for tuning forks vibrating at the first overtone mode in quartz-enhanced photoacoustic spectroscopy. Optics Letters. 43: 1854-1857. PMID 29652382 DOI: 10.1364/Ol.43.001854  1
2018 Li C, Dong L, Zheng C, Lin J, Wang Y, Tittel FK. Ppbv-Level Ethane Detection Using Quartz-Enhanced Photoacoustic Spectroscopy with a Continuous-Wave, Room Temperature Interband Cascade Laser. Sensors (Basel, Switzerland). 18. PMID 29495610 DOI: 10.3390/S18030723  1
2018 Ma Y, Tong Y, He Y, Yu X, Tittel FK. High-Power DFB Diode Laser-Based CO-QEPAS Sensor: Optimization and Performance. Sensors (Basel, Switzerland). 18. PMID 29300310 DOI: 10.3390/S18010122  1
2018 Zheng H, Dong L, Wu H, Yin X, Xiao L, Jia S, Curl RF, Tittel FK. Application of acoustic micro-resonators in quartz-enhanced photoacoustic spectroscopy for trace gas analysis Chemical Physics Letters. 691: 462-472. DOI: 10.1016/J.Cplett.2017.12.006  1
2017 Song F, Zheng C, Yan W, Ye W, Wang Y, Tittel FK. Interband cascade laser based mid-infrared methane sensor system using a novel electrical-domain self-adaptive direct laser absorption spectroscopy (SA-DLAS). Optics Express. 25: 31876-31888. PMID 29245857 DOI: 10.1364/Oe.25.031876  1
2017 He Q, Lou M, Zheng C, Ye W, Wang Y, Tittel FK. Repetitively Mode-Locked Cavity-Enhanced Absorption Spectroscopy (RML-CEAS) for Near-Infrared Gas Sensing. Sensors (Basel, Switzerland). 17. PMID 29207470 DOI: 10.3390/S17122792  1
2017 Dong M, Zheng C, Miao S, Zhang Y, Du Q, Wang Y, Tittel FK. Development and Measurements of a Mid-Infrared Multi-Gas Sensor System for CO, CO₂ and CH₄ Detection. Sensors (Basel, Switzerland). 17. PMID 28953260 DOI: 10.3390/S17102221  1
2017 Zheng H, Lou M, Dong L, Wu H, Ye W, Yin X, Kim CS, Kim M, Bewley WW, Merritt CD, Canedy CL, Warren MV, Vurgaftman I, Meyer JR, Tittel FK. Compact photoacoustic module for methane detection incorporating interband cascade light emitting device. Optics Express. 25: 16761-16770. PMID 28789177 DOI: 10.1364/Oe.25.016761  1
2017 Yang X, Xiao Y, Ma Y, He Y, Tittel FK. A Miniaturized QEPAS Trace Gas Sensor with a 3D-Printed Acoustic Detection Module. Sensors (Basel, Switzerland). 17. PMID 28758963 DOI: 10.3390/S17081750  1
2017 Wu H, Dong L, Zheng H, Yu Y, Ma W, Zhang L, Yin W, Xiao L, Jia S, Tittel FK. Beat frequency quartz-enhanced photoacoustic spectroscopy for fast and calibration-free continuous trace-gas monitoring. Nature Communications. 8: 15331. PMID 28561065 DOI: 10.1038/Ncomms15331  1
2017 Wojtas J, Gluszek A, Hudzikowski A, Tittel FK. Mid-Infrared Trace Gas Sensor Technology Based on Intracavity Quartz-Enhanced Photoacoustic Spectroscopy. Sensors (Basel, Switzerland). 17. PMID 28273836 DOI: 10.3390/S17030513  1
2017 Giglio M, Sampaolo A, Patimisco P, Zheng H, Wu H, Dong L, Tittel FK, Spagnolo V. Single-tube on beam quartz-enhanced photoacoustic spectrophones exploiting a custom quartz tuning fork operating in the overtone mode Proceedings of Spie. 10111: 1011107. DOI: 10.1117/12.2252368  1
2017 Patimisco P, Sampaolo A, Bidaux Y, Bismuto A, Scott M, Jiang J, Tittel FK, Spagnolo V. Pure amplitude and wavelength modulation spectroscopy for detection of N2O using a three-section quantum cascade laser Proceedings of Spie. 10111: 1011109. DOI: 10.1117/12.2252352  1
2017 Sampaolo A, Patimisco P, Gluszek A, Hudzikowski A, Giglio M, Zheng H, Tittel FK, Spagnolo V. Low power consumption quartz-enhanced photoacoustic gas sensor employing a quantum cascade laser in pulsed operation Proceedings of Spie. 10111. DOI: 10.1117/12.2252326  1
2017 Yu Y, Sanchez NP, Lou M, Zheng C, Wu H, Głuszek AK, Hudzikowski AJ, Griffin RJ, Tittel FK. CW DFB-QCL- and EC-QCL-based sensor for simultaneous NO and NO2 measurements via frequency modulation multiplexing using multi-pass absorption spectroscopy Proceedings of Spie. 10111: 1011108. DOI: 10.1117/12.2251228  1
2017 He Q, Zheng C, Liu H, Wang Y, Tittel FK. A near-infrared gas sensor system based on tunable laser absorption spectroscopy and its application in CH4/C2H2 detection Proceedings of Spie. 10111: 1011135. DOI: 10.1117/12.2250965  1
2017 Ye W, Zheng C, Tittel FK, Sanchez NP, Gluszek AK, Hudzikowski AJ, Lou M, Dong L, Griffin RJ. A compact mid-infrared dual-gas CH4/C2H6 sensor using a single interband cascade laser and custom electronics Proceedings of Spie. 10111: 1011134. DOI: 10.1117/12.2250941  1
2017 Giglio M, Patimisco P, Sampaolo A, Kriesel JM, Tittel FK, Spagnolo V. Low-loss and single-mode tapered hollow-core waveguides optically coupled with interband and quantum cascade lasers Optical Engineering. 57: 11004. DOI: 10.1117/1.Oe.57.1.011004  1
2016 Bidaux Y, Bismuto A, Patimisco P, Sampaolo A, Gresch T, Strubi G, Blaser S, Tittel FK, Spagnolo V, Muller A, Faist J. Mid infrared quantum cascade laser operating in pure amplitude modulation for background-free trace gas spectroscopy. Optics Express. 24: 26464-26471. PMID 27857379 DOI: 10.1364/Oe.24.026464  1
2016 Patimisco P, Sampaolo A, Bidaux Y, Bismuto A, Scott M, Jiang J, Muller A, Faist J, Tittel FK, Spagnolo V. Purely wavelength- and amplitude-modulated quartz-enhanced photoacoustic spectroscopy. Optics Express. 24: 25943-25954. PMID 27857333 DOI: 10.1364/Oe.24.025943  1
2016 Wang J, Zheng L, Niu X, Zheng C, Wang Y, Tittel FK. Mid-infrared absorption-spectroscopy-based carbon dioxide sensor network in greenhouse agriculture: development and deployment. Applied Optics. 55: 7029-7036. PMID 27607279 DOI: 10.1364/Ao.55.007029  1
2016 Ye W, Li C, Zheng C, Sanchez NP, Gluszek AK, Hudzikowski AJ, Dong L, Griffin RJ, Tittel FK. Mid-infrared dual-gas sensor for simultaneous detection of methane and ethane using a single continuous-wave interband cascade laser. Optics Express. 24: 16973-16985. PMID 27464149 DOI: 10.1364/Oe.24.016973  1
2016 Sampaolo A, Patimisco P, Giglio M, Chieco L, Scamarcio G, Tittel FK, Spagnolo V. Highly sensitive gas leak detector based on a quartz-enhanced photoacoustic SF6 sensor. Optics Express. 24: 15872-81. PMID 27410857 DOI: 10.1364/Oe.24.015872  1
2016 Yu Y, Sanchez NP, Griffin RJ, Tittel FK. CW EC-QCL-based sensor for simultaneous detection of H2O, HDO, N2O and CH4 using multi-pass absorption spectroscopy. Optics Express. 24: 10391-10401. PMID 27409863 DOI: 10.1364/Oe.24.010391  1
2016 Ma Y, He Y, Chen C, Yu X, Zhang J, Peng J, Sun R, Tittel FK. Planar Laser-Based QEPAS Trace Gas Sensor. Sensors (Basel, Switzerland). 16. PMID 27367686 DOI: 10.3390/S16070989  1
2016 Tittel FK, Sampaolo A, Patimisco P, Dong L, Geras A, Starecki T, Spagnolo V. Analysis of overtone flexural modes operation in quartz-enhanced photoacoustic spectroscopy. Optics Express. 24: A682-A692. PMID 27136886 DOI: 10.1364/Oe.24.00A682  1
2016 Dong L, Tittel FK, Li C, Sanchez NP, Wu H, Zheng C, Yu Y, Sampaolo A, Griffin RJ. Compact TDLAS based sensor design using interband cascade lasers for mid-IR trace gas sensing. Optics Express. 24: A528-A535. PMID 27136873 DOI: 10.1364/Oe.24.00A528  1
2016 Patimisco P, Sampaolo A, Mihai L, Giglio M, Kriesel J, Sporea D, Scamarcio G, Tittel FK, Spagnolo V. Low-Loss Coupling of Quantum Cascade Lasers into Hollow-Core Waveguides with Single-Mode Output in the 3.7-7.6 μm Spectral Range. Sensors (Basel, Switzerland). 16. PMID 27089343 DOI: 10.3390/S16040533  1
2016 Sampaolo A, Patimisco P, Giglio M, Vitiello MS, Beere HE, Ritchie DA, Scamarcio G, Tittel FK, Spagnolo V. Improved Tuning Fork for Terahertz Quartz-Enhanced Photoacoustic Spectroscopy. Sensors (Basel, Switzerland). 16. PMID 27023552 DOI: 10.3390/S16040439  1
2016 Zheng H, Dong L, Sampaolo A, Wu H, Patimisco P, Yin X, Ma W, Zhang L, Yin W, Spagnolo V, Jia S, Tittel FK. Single-tube on-beam quartz-enhanced photoacoustic spectroscopy. Optics Letters. 41: 978-81. PMID 26974095 DOI: 10.1364/Ol.41.000978  1
2016 Patimisco P, Sampaolo A, Mihai L, Giglio M, Kriesel J, Sporea D, Scamarcio G, Tittel FK, Spagnolo V. Low-loss coupling of quantum cascade lasers into hollow-core waveguides with single-mode output in the 3.7-7.6 μm spectral range Sensors (Switzerland). 16. DOI: 10.3390/s16040533  1
2016 Sampaolo A, Patimisco P, Giglio M, Vitiello MS, Beere HE, Ritchie DA, Scamarcio G, Tittel FK, Spagnolo V. Improved tuning fork for terahertz quartz-enhanced photoacoustic spectroscopy Sensors (Switzerland). 16. DOI: 10.3390/s16040439  1
2016 Yu Y, Sanchez NP, Griffin RJ, Tittel FK. CW EC-QCL-based sensor for simultaneous detection of H2O, HDO, N2O and CH4 using multi-pass absorption spectroscopy Optics Express. 24: 10391-10401. DOI: 10.1364/OE.24.010391  1
2016 Dong L, Tittel FK, Li C, Sanchez NP, Wu H, Zheng C, Yu Y, Sampaolo A, Griffin RJ. Compact TDLAS based sensor design using interband cascade lasers for mid-IR trace gas sensing Optics Express. 24: A528-A535. DOI: 10.1364/OE.24.00A528  1
2016 Wang J, Zheng L, Niu X, Zheng C, Wang Y, Tittel FK. Mid-infrared absorption-spectroscopy-based carbon dioxide sensor network in greenhouse agriculture: Development and deployment Applied Optics. 55: 7029-7036. DOI: 10.1364/AO.55.007029  1
2016 Spagnolo V, Patimisco P, Sampaolo A, Giglio M, Vitiello MS, Scamarcio G, Tittel FK. New developments in THz quartz enhanced photoacoustic spectroscopy Proceedings of Spie. 9934. DOI: 10.1117/12.2236217  1
2016 Spagnolo V, Patimisco P, Sampaolo A, Giglio M, Dong L, Scamarcio G, Tittel FK. Innovative quartz enhanced photoacoustic sensors for trace gas detection Proceedings of Spie. 9899. DOI: 10.1117/12.2228701  1
2016 Sanchez NP, Yu Y, Dong L, Griffin R, Tittel FK. Detection of hydrogen peroxide based on long-path absorption spectroscopy using a CW EC-QCL Proceedings of Spie - the International Society For Optical Engineering. 9755. DOI: 10.1117/12.2212964  1
2016 Dong L, Li C, Sanchez NP, Gluszek AK, Griffin RJ, Tittel FK. Compact, low power consumption methane sensor based on a novel miniature multipass gas cell and a CW, room temperature interband cascade laser emitting at 3.3 μm Proceedings of Spie - the International Society For Optical Engineering. 9755. DOI: 10.1117/12.2211153  1
2016 Patimisco P, Mihai L, Giglio M, Sampaolo A, Calabrese PP, Kriesel JM, Sporea D, Scamarcio G, Tittel FK, Spagnolo V. Hollow-core waveguide for single-mode laser beam propagation in the spectral range of 3.7-7.3 μm Proceedings of Spie - the International Society For Optical Engineering. 9755. DOI: 10.1117/12.2209533  1
2016 Spagnolo V, Sampaolo A, Patimisco P, Dong L, Gupta Y, Yu Y, Geras A, Giglio M, Calabrese PP, Starecki T, Scamarcio G, Tittel FK. Quartz tuning forks with novel geometries for optoacoustic gas sensing Proceedings of Spie - the International Society For Optical Engineering. 9755. DOI: 10.1117/12.2209530  1
2016 Sampaolo A, Patimisco P, Giglio M, Calabrese PP, Chieco L, Scamarcio G, Tittel FK, Spagnolo V. Quartz enhanced photoacoustic leak sensor for mechatronic components Proceedings of Spie - the International Society For Optical Engineering. 9755. DOI: 10.1117/12.2209526  1
2016 Zheng C, Ye W, Sanchez NP, Gluszek AK, Hudzikowski AJ, Li C, Dong L, Griffin RJ, Tittel FK. Infrared Dual-Gas CH4/C2H6 Sensor Using Two Continuous-Wave Interband Cascade Lasers Ieee Photonics Technology Letters. 28: 2351-2354. DOI: 10.1109/Lpt.2016.2594028  1
2016 Zheng H, Dong L, Sampaolo A, Patimisco P, Ma W, Zhang L, Yin W, Xiao L, Spagnolo V, Jia S, Tittel FK. Overtone resonance enhanced single-tube on-beam quartz enhanced photoacoustic spectrophone Applied Physics Letters. 109. DOI: 10.1063/1.4962810  1
2016 Ma Y, He Y, Yu X, Zhang J, Sun R, Tittel FK. Compact all-fiber quartz-enhanced photoacoustic spectroscopy sensor with a 30.72 kHz quartz tuning fork and spatially resolved trace gas detection Applied Physics Letters. 108. DOI: 10.1063/1.4943233  1
2016 Dong L, Li C, Sanchez NP, Gluszek AK, Griffin RJ, Tittel FK. Compact CH4 sensor system based on a continuous-wave, low power consumption, room temperature interband cascade laser Applied Physics Letters. 108. DOI: 10.1063/1.4939452  1
2016 Liu K, Lewicki R, Tittel FK. Development of a mid-infrared nitrogen dioxide sensor based on Faraday rotation spectroscopy Sensors and Actuators, B: Chemical. 237: 887-893. DOI: 10.1016/J.Snb.2016.07.020  1
2016 Ma Y, He Y, Yu X, Chen C, Sun R, Tittel FK. HCl ppb-level detection based on QEPAS sensor using a low resonance frequency quartz tuning fork Sensors and Actuators, B: Chemical. 233: 388-393. DOI: 10.1016/J.Snb.2016.04.114  1
2016 Li C, Dong L, Zheng C, Tittel FK. Compact TDLAS based optical sensor for ppb-level ethane detection by use of a 3.34 μm room-temperature CW interband cascade laser Sensors and Actuators, B: Chemical. 232: 188-194. DOI: 10.1016/J.Snb.2016.03.141  1
2016 Patimisco P, Sampaolo A, Dong L, Giglio M, Scamarcio G, Tittel FK, Spagnolo V. Analysis of the electro-elastic properties of custom quartz tuning forks for optoacoustic gas sensing Sensors and Actuators, B: Chemical. 227: 539-546. DOI: 10.1016/J.Snb.2015.12.096  1
2016 He Q, Zheng C, Liu H, Li B, Wang Y, Tittel FK. A near-infrared acetylene detection system based on a 1.534 μm tunable diode laser and a miniature gas chamber Infrared Physics and Technology. 75: 93-99. DOI: 10.1016/J.Infrared.2016.01.006  1
2016 Li C, Zheng C, Dong L, Ye W, Tittel FK, Wang Y. Ppb-level mid-infrared ethane detection based on three measurement schemes using a 3.34-μm continuous-wave interband cascade laser Applied Physics B: Lasers and Optics. 122. DOI: 10.1007/S00340-016-6460-6  1
2015 Spacek LA, Mudalel M, Tittel F, Risby TH, Solga SF. Clinical utility of breath ammonia for evaluation of ammonia physiology in healthy and cirrhotic adults. Journal of Breath Research. 9: 047109. PMID 26658550 DOI: 10.1088/1752-7155/9/4/047109  1
2015 Giglio M, Patimisco P, Sampaolo A, Scamarcio G, Tittel FK, Spagnolo V. Allan deviation plot as a tool for quartz. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. PMID 26529758 DOI: 10.1109/Tuffc.2015.2495013  1
2015 Dong L, Yu Y, Li C, So S, Tittel FK. Ppb-level formaldehyde detection using a CW room-temperature interband cascade laser and a miniature dense pattern multipass gas cell. Optics Express. 23: 19821-30. PMID 26367641 DOI: 10.1364/Oe.23.019821  1
2015 Spacek LA, Mudalel ML, Lewicki R, Tittel FK, Risby TH, Stoltzfus J, Munier JJ, Solga SF. Breath ammonia and ethanol increase in response to a high protein challenge. Biomarkers : Biochemical Indicators of Exposure, Response, and Susceptibility to Chemicals. 20: 149-56. PMID 26043432 DOI: 10.3109/1354750X.2015.1040840  1
2015 Liu K, Dong L, Tittel FK. Compact sound-speed sensor for quartz enhanced photoacoustic spectroscopy based applications. The Review of Scientific Instruments. 86: 044903. PMID 25933885 DOI: 10.1063/1.4918796  1
2015 Spagnolo V, Patimisco P, Pennetta R, Sampaolo A, Scamarcio G, Vitiello MS, Tittel FK. THz quartz-enhanced photoacoustic sensor for H₂S trace gas detection. Optics Express. 23: 7574-82. PMID 25837095 DOI: 10.1364/Oe.23.007574  1
2015 Cao Y, Sanchez NP, Jiang W, Griffin RJ, Xie F, Hughes LC, Zah CE, Tittel FK. Simultaneous atmospheric nitrous oxide, methane and water vapor detection with a single continuous wave quantum cascade laser. Optics Express. 23: 2121-32. PMID 25836083 DOI: 10.1364/Oe.23.002121  1
2015 Sampaolo A, Patimisco P, Kriesel JM, Tittel FK, Scamarcio G, Spagnolo V. Single mode operation with mid-IR hollow fibers in the range 5.1-10.5 µm. Optics Express. 23: 195-204. PMID 25835666 DOI: 10.1364/Oe.23.000195  1
2015 Ma Y, Yu G, Zhang J, Yu X, Sun R, Tittel FK. Quartz enhanced photoacoustic spectroscopy based trace gas sensors using different quartz tuning forks. Sensors (Basel, Switzerland). 15: 7596-604. PMID 25825977 DOI: 10.3390/S150407596  1
2015 Spagnolo V, Patimisco P, Pennetta R, Sampaolo A, Scamarcio G, Vitiello MS, Tittel FK. THz Quartz-enhanced photoacoustic sensor for H2S trace gas detection Optics Express. 23: 7574-7582. DOI: 10.1364/OE.23.007574  1
2015 Cao Y, Sanchez NP, Jiang W, Griffin RJ, Xie F, Hughes LC, Zah CE, Tittel FK. Simultaneous atmospheric nitrous oxide, methane and water vapor detection with a single continuous wave quantum cascade laser Optics Express. 23: 2121-2132. DOI: 10.1364/OE.23.002121  1
2015 Ma Y, Yu G, Zhang J, Yu X, Luo H, Chen D, Sun R, Tittel FK. Investigation of trace gas sensor based on QEPAS method using different QTFs Conference On Lasers and Electro-Optics Europe - Technical Digest. 2015. DOI: 10.1364/CLEO_AT.2015.JTh2A.82  1
2015 Firebaugh SL, Sampaolo A, Patimisco P, Spagnolo V, Tittel FK. Modeling the dependence of fork geometry on the performance of quartz enhanced photoacoustic spectroscopic sensors Conference On Lasers and Electro-Optics Europe - Technical Digest. 2015. DOI: 10.1364/CLEO_AT.2015.ATu1J.3  1
2015 Dong L, Cao Y, Sanchez NP, Griffin RJ, Tittel FK. Mid-infrared detection of atmospheric CH4, N2O and H2O based on a single continuous wave quantum cascade laser Cleo: Applications and Technology, Cleo-At 2015. DOI: 10.1364/CLEO_AT.2015.AF2J.3  1
2015 Cao Y, Sanchez NP, Jiang W, Ren W, Lewicki R, Jiang D, Griffin RJ, Tittel FK. Quantum cascade laser-based multipass absorption system for hydrogen peroxide detection Proceedings of Spie - the International Society For Optical Engineering. 9370. DOI: 10.1117/12.2083729  1
2015 Tittel FK, Allred JJ, Cao Y, Sanchez NP, Ren W, Jiang W, Jiang D, Griffin RJ. Quantum cascade laser-based sensor system for nitric oxide detection Proceedings of Spie - the International Society For Optical Engineering. 9370. DOI: 10.1117/12.2083718  1
2015 Ren W, Luo L, Cao Y, Jiang W, Tittel FK. Interband cascade laser based absorption sensor for ppb-level formaldehyde detection Proceedings of Spie - the International Society For Optical Engineering. 9370. DOI: 10.1117/12.2083715  1
2015 Sampaolo A, Patimisco P, Pennetta R, Scamarcio G, Tittel FK, Spagnolo V. New approaches in quartz-enhanced photoacoustic sensing Proceedings of Spie - the International Society For Optical Engineering. 9370. DOI: 10.1117/12.2083714  1
2015 Sampaolo A, Patimisco P, Dong L, Geras A, Scamarcio G, Starecki T, Tittel FK, Spagnolo V. Quartz-enhanced photoacoustic spectroscopy exploiting tuning fork overtone modes Applied Physics Letters. 107. DOI: 10.1063/1.4937002  1
2015 Zheng H, Yin X, Zhang G, Dong L, Wu H, Liu X, Ma W, Zhang L, Yin W, Xiao L, Jia S, Tittel FK. Quartz-enhanced conductance spectroscopy for nanomechanical analysis of polymer wire Applied Physics Letters. 107. DOI: 10.1063/1.4936648  1
2015 Wu H, Sampaolo A, Dong L, Patimisco P, Liu X, Zheng H, Yin X, Ma W, Zhang L, Yin W, Spagnolo V, Jia S, Tittel FK. Quartz enhanced photoacoustic H2S gas sensor based on a fiber-amplifier source and a custom tuning fork with large prong spacing Applied Physics Letters. 107. DOI: 10.1063/1.4930995  1
2015 Patimisco P, Sampaolo A, Giglio M, Kriesel JM, Tittel FK, Spagnolo V. Hollow core waveguide as mid-infrared laser modal beam filter Journal of Applied Physics. 118. DOI: 10.1063/1.4930893  1
2015 Ma Y, Yu X, Yu G, Li X, Zhang J, Chen D, Sun R, Tittel FK. Multi-quartz-enhanced photoacoustic spectroscopy Applied Physics Letters. 107. DOI: 10.1063/1.4927057  1
2015 Ren W, Luo L, Tittel FK. Sensitive detection of formaldehyde using an interband cascade laser near 3.6 μm Sensors and Actuators, B: Chemical. 221: 1062-1068. DOI: 10.1016/J.Snb.2015.07.078  1
2015 Wu H, Dong L, Zheng H, Liu X, Yin X, Ma W, Zhang L, Yin W, Jia S, Tittel FK. Enhanced near-infrared QEPAS sensor for sub-ppm level H2S detection by means of a fiber amplified 1582 nm DFB laser Sensors and Actuators, B: Chemical. 221: 666-672. DOI: 10.1016/J.Snb.2015.06.049  1
2015 Wu H, Dong L, Ren W, Yin W, Ma W, Zhang L, Jia S, Tittel FK. Position effects of acoustic micro-resonator in quartz enhanced photoacoustic spectroscopy Sensors and Actuators, B: Chemical. 206: 364-370. DOI: 10.1016/J.Snb.2014.09.044  1
2015 Zhang J, Tittel FK, Gong L, Lewicki R, Griffin RJ, Jiang W, Jiang B, Li M. Support Vector Machine Modeling Using Particle Swarm Optimization Approach for the Retrieval of Atmospheric Ammonia Concentrations Environmental Modeling and Assessment. 1-16. DOI: 10.1007/S10666-015-9495-X  1
2015 Dong L, Cao Y, Sanchez NP, Griffin RJ, Tittel FK. Mid-infrared detection of atmospheric CH4, N2O and H2O based on a single continuous wave quantum cascade laser Conference On Lasers and Electro-Optics Europe - Technical Digest. 2015.  1
2014 Solga SF, Mudalel M, Spacek LA, Lewicki R, Tittel FK, Loccioni C, Russo A, Ragnoni A, Risby TH. Changes in the concentration of breath ammonia in response to exercise: a preliminary investigation. Journal of Breath Research. 8: 037103. PMID 25189784 DOI: 10.1088/1752-7155/8/3/037103  1
2014 Dong L, Wu H, Zheng H, Liu Y, Liu X, Jiang W, Zhang L, Ma W, Ren W, Yin W, Jia S, Tittel FK. Double acoustic microresonator quartz-enhanced photoacoustic spectroscopy. Optics Letters. 39: 2479-82. PMID 24979023 DOI: 10.1364/Ol.39.002479  1
2014 Patimisco P, Scamarcio G, Tittel FK, Spagnolo V. Quartz-enhanced photoacoustic spectroscopy: a review. Sensors (Basel, Switzerland). 14: 6165-206. PMID 24686729 DOI: 10.3390/S140406165  1
2014 Jahjah M, Jiang W, Sanchez NP, Ren W, Patimisco P, Spagnolo V, Herndon SC, Griffin RJ, Tittel FK. Atmospheric CH₄ and N₂O measurements near Greater Houston area landfills using a QCL-based QEPAS sensor system during DISCOVER-AQ 2013. Optics Letters. 39: 957-60. PMID 24562251 DOI: 10.1364/Ol.39.000957  1
2014 Jahjah M, Ren W, Stefański P, Lewicki R, Zhang J, Jiang W, Tarka J, Tittel FK. A compact QCL based methane and nitrous oxide sensor for environmental and medical applications. The Analyst. 139: 2065-9. PMID 24427770 DOI: 10.1039/C3An01452E  1
2014 Cao Y, Sanchez NP, Jiang W, Ren W, Lewicki R, Jiang D, Griffin RJ, Tittel FK. Multi-pass absorption spectroscopy for H<inf>2</inf>O<inf>2</inf> detection using a CW DFB-QCL Advanced Optical Technologies. 3: 549-558. DOI: 10.1515/Aot-2014-0052  1
2014 Jahjah M, Jiang W, Sanchez NP, Ren W, Patimisco P, Spagnolo V, Herndon SC, Griffin RJ, Tittel FK. Atmospheric CH4 and N2O measurements near Greater Houston area landfills using a QCL-based QEPAS sensor system during DISCOVER-AQ 2013 Optics Letters. 39: 957-960. DOI: 10.1364/OL.39.000957  1
2014 Ren W, Jiang W, Sanchez N, Patimisco P, Spagnolo V, Zah CE, Xie F, Hughes LC, Griffin RJ, Tittel FK. Quantum cascade laser-based sensor system for hydrogen peroxide detection Proceedings of Spie - the International Society For Optical Engineering. 8993. DOI: 10.1117/12.2039557  1
2014 Ren W, Jiang W, Sanchez NP, Patimisco P, Spagnolo V, Zah CE, Xie F, Hughes LC, Griffin RJ, Tittel FK. Hydrogen peroxide detection with quartz-enhanced photoacoustic spectroscopy using a distributed-feedback quantum cascade laser Applied Physics Letters. 104. DOI: 10.1063/1.4863955  1
2014 Wojtas J, Tittel FK, Stacewicz T, Bielecki Z, Lewicki R, Mikolajczyk J, Nowakowski M, Szabra D, Stefanski P, Tarka J. Cavity-Enhanced Absorption Spectroscopy and Photoacoustic Spectroscopy for Human Breath Analysis International Journal of Thermophysics. 35: 2215-2225. DOI: 10.1007/S10765-014-1586-4  1
2014 Stefański P, Lewicki R, Sanchez NP, Tarka J, Griffin RJ, Razeghi M, Tittel FK. Measurements of carbon monoxide mixing ratios in Houston using a compact high-power CW DFB-QCL-based QEPAS sensor Applied Physics B: Lasers and Optics. 117: 519-526. DOI: 10.1007/S00340-014-5863-5  1
2014 Köhring M, Huang S, Jahjah M, Jiang W, Ren W, Willer U, Caneba C, Yang L, Nagrath D, Schade W, Tittel FK. QCL-based TDLAS sensor for detection of NO toward emission measurements from ovarian cancer cells Applied Physics B: Lasers and Optics. 117: 445-451. DOI: 10.1007/S00340-014-5853-7  1
2014 Ren W, Jiang W, Tittel FK. Single-QCL-based absorption sensor for simultaneous trace-gas detection of CH<inf>4</inf> and N<inf>2</inf>O Applied Physics B: Lasers and Optics. 117: 245-251. DOI: 10.1007/S00340-014-5828-8  1
2014 Waclawek JP, Lewicki R, Moser H, Brandstetter M, Tittel FK, Lendl B. Quartz-enhanced photoacoustic spectroscopy-based sensor system for sulfur dioxide detection using a CW DFB-QCL Applied Physics B: Lasers and Optics. 117: 113-120. DOI: 10.1007/S00340-014-5809-Y  1
2014 Ren W, Tittel FK. Laser absorption sensors for combustion diagnostics and environmental trace gas sensing Optical Instrumentation For Energy and Environmental Applications, E2 2014 1
2014 Ren W, Jiang W, Tittel FK. QCL based absorption sensor for simultaneous trace-gas detection of CH4 and N2O Optics Infobase Conference Papers 1
2014 Ren W, Jiang W, Tittel FK. QCL based absorption sensor for simultaneous trace-gas detection of CH4 and N2O Conference On Lasers and Electro-Optics Europe - Technical Digest. 2014.  1
2013 Solga SF, Mudalel M, Spacek LA, Lewicki R, Tittel F, Loccioni C, Russo A, Risby TH. Factors influencing breath ammonia determination. Journal of Breath Research. 7: 037101. PMID 23774041 DOI: 10.1088/1752-7155/7/3/037101  1
2013 Ma Y, Lewicki R, Razeghi M, Tittel FK. QEPAS based ppb-level detection of CO and N2O using a high power CW DFB-QCL. Optics Express. 21: 1008-19. PMID 23388995 DOI: 10.1364/Oe.21.001008  1
2013 Tittel FK, Lewicki R. Tunable mid-infrared laser absorption spectroscopy Semiconductor Lasers: Fundamentals and Applications. 579-629. DOI: 10.1533/9780857096401.3.579  1
2013 Lewicki R, Jahjah M, Ma Y, Stefanski P, Tarka J, Razeghi M, Tittel FK. Current status of mid-infrared semiconductor-laser-based sensor technologies for trace-gas sensing applications The Wonder of Nanotechnology: Quantum Optoelectronic Devices and Applications. 597-632. DOI: 10.1117/3.1002245.Ch23  1
2013 Lewicki R, Jahjah M, Ma Y, Tittel FK, Stefanski P, Tarka J. Mid-infrared semiconductor laser based trace gas sensor technologies for environmental monitoring and industrial process control Proceedings of Spie - the International Society For Optical Engineering. 8631. DOI: 10.1117/12.2008701  1
2013 Krzempek K, Jahjah M, Lewicki R, Stefański P, So S, Thomazy D, Tittel FK. CW DFB RT diode laser-based sensor for trace-gas detection of ethane using a novel compact multipass gas absorption cell Applied Physics B: Lasers and Optics. 112: 461-465. DOI: 10.1117/12.2004528  1
2013 Jahjah M, Lewicki R, Tittel FK, Krzempek K, Stefanski P, So S, Thomazy D. CW DFB RT diode laser based sensor for trace-gas detection of ethane using novel compact multipass gas absorption cell Proceedings of Spie - the International Society For Optical Engineering. 8631. DOI: 10.1117/12.2004528  1
2013 Liu Y, O'Brien SC, Zhang Q, Heath JR, Tittel FK, Curl RF, Kroto HW, Smalley RE. Reprint of: Negative carbon cluster ion beams: New evidence for the special nature of C60 Chemical Physics Letters. 589: 28-29. DOI: 10.1016/J.Cplett.2013.08.062  1
2013 Liu Y, O'Brien SC, Zhang Q, Heath JR, Tittel FK, Curl RF, Kroto HW, Smalley RE. Historical perspective on: Negative carbon cluster ion beams: New evidence for the special nature of C60 [Volume 126, Issue 2, 2 May 1986, Pages 215-217] Chemical Physics Letters. 589: 26-27. DOI: 10.1016/j.cplett.2013.08.042  1
2013 Gong L, Lewicki R, Griffin RJ, Tittel FK, Lonsdale CR, Stevens RG, Pierce JR, Malloy QGJ, Travis SA, Bobmanuel LM, Lefer BL, Flynn JH. Role of atmospheric ammonia in particulate matter formation in Houston during summertime Atmospheric Environment. 77: 893-900. DOI: 10.1016/J.Atmosenv.2013.04.079  1
2013 Kachanov A, Koulikov S, Tittel FK. Cavity-enhanced optical feedback-assisted photo-acoustic spectroscopy with a 10.4 μm external cavity quantum cascade laser Applied Physics B: Lasers and Optics. 110: 47-56. DOI: 10.1007/S00340-012-5250-Z  1
2013 Ma Y, Lewicki R, Razeghi M, Yu X, Tittel FK. Sensitive detection of CO and N2O using a high power CW 4.61 μm DFB-QCL based QEPAS sensor Cleo: Qels_fundamental Science, Cleo:Qels Fs 2013 1
2013 Stefanski P, Lewicki R, Tarka J, Ma Y, Jahjah M, Tittel FK. Sensitive detection of carbon monoxide using a compact high power CW DFB-QCL based QEPAS sensor Cleo: Qels_fundamental Science, Cleo:Qels Fs 2013 1
2013 Tarka J, Stefanski P, Lewicki R, So S, Jahjah M, Tittel FK. Sulfur dioxide detection using 7.4 μm DFB-QCL based cavity enhanced absorption spectroscopy Cleo: Applications and Technology, Cleo_at 2013 1
2013 Waclawek JP, Lewicki R, Moser H, Brandstetter M, Tittel FK, Lendl B. Sulfur dioxide detection using CW-DFB-QCL based quartz-enhanced photoacoustic spectroscopy Cleo: Applications and Technology, Cleo_at 2013 1
2013 Ma Y, Lewicki R, Razeghi M, Yu X, Tittel FK. Sensitive detection of co and n2o using a high power cw 4.61 μm dfb-qcl based qepas sensor Cleo: Science and Innovations, Cleo_si 2013 1
2013 Jahjah M, Lewicki R, Tarka J, Stefanski P, Tittel FK. CW TEC DFB-QCL based sensor for ultra-sensitive detection of methane and nitrous oxide for environmental and medical applications Cleo: Science and Innovations, Cleo_si 2013 1
2012 Spagnolo V, Dong L, Kosterev AA, Tittel FK. Modulation cancellation method for isotope 18O/16O ratio measurements in water. Optics Express. 20: 3401-7. PMID 22418099 DOI: 10.1364/Oe.20.003401  1
2012 Spagnolo V, Dong L, Kosterev AA, Tittel FK. Spectroscopic measurements of isotopic water composition using a new modulation cancellation method Proceedings of Spie - the International Society For Optical Engineering. 8268. DOI: 10.1117/12.912499  1
2012 Tittel FK, Lewicki R, Dong L, Liu K, Risby TH, Solga S, Schwartz T. Real time detection of exhaled human breath using quantum cascade laser based sensor technology Progress in Biomedical Optics and Imaging - Proceedings of Spie. 8223. DOI: 10.1117/12.912273  1
2012 Lewicki R, Liu K, Day T, Tittel FK. Sub-ppb detection of nitrogen dioxide with an external cavity quantum cascade laser Proceedings of Spie - the International Society For Optical Engineering. 8268. DOI: 10.1117/12.908402  1
2012 Tittel FK, Dong L, Lewicki R, Lee G, Peralta A, Spagnolo V. Sensitive detection of nitric oxide using a 5.26 μm external cavity quantum cascade laser based QEPAS sensor Proceedings of Spie - the International Society For Optical Engineering. 8268. DOI: 10.1117/12.905621  1
2012 Tittel FK, Lewicki R, Jahjah M, Ma Y, Stefanski P. Mid-infrared semiconductor laser based trace gas sensor technologies: Recent advances and applications Asia Communications and Photonics Conference, Acp 2012. DOI: 10.1117/12.887217  1
2012 Tittel FK, Dong L, Lewicki R, Spagnolo V, Zhang Y. Sensitive detection of nitric oxide using a quantum cascade laser based QEPAS sensor 2012 Symposium On Photonics and Optoelectronics, Sopo 2012. DOI: 10.1109/SOPO.2012.6271026  1
2012 Tittel FK, Kerstel E. Introduction to the issue on photonics for environmental sensing Ieee Journal On Selected Topics in Quantum Electronics. 18: 1527-1528. DOI: 10.1109/Jstqe.2012.2208254  1
2012 Ma Y, Yu X, Tittel FK, Li X. Diode-pumped continuous-wave and passively Q-switched 1.06 μm YVO 4/Nd:GdVO 4 laser Optics Communications. 285: 1911-1914. DOI: 10.1016/J.Optcom.2011.12.068  1
2012 Ma YF, Yu X, Tittel FK, Yan RP, Li XD, Wang C, Yu JH. Output properties of diode-pumped passively Q-switched 1.06 μm Nd:GdVO 4 laser using a [100]-cut Cr 4+:YAG crystal Applied Physics B: Lasers and Optics. 107: 339-342. DOI: 10.1007/S00340-012-4973-1  1
2012 Dong L, Lewicki R, Liu K, Buerki PR, Weida MJ, Tittel FK. Ultra-sensitive carbon monoxide detection by using EC-QCL based quartz-enhanced photoacoustic spectroscopy Applied Physics B: Lasers and Optics. 107: 275-283. DOI: 10.1007/S00340-012-4949-1  1
2012 Dong L, Wright J, Peters B, Ferguson BA, Tittel FK, McWhorter S. Compact QEPAS sensor for trace methane and ammonia detection in impure hydrogen Applied Physics B: Lasers and Optics. 107: 459-467. DOI: 10.1007/S00340-012-4908-X  1
2012 Krzempek K, Lewicki R, Nähle L, Fischer M, Koeth J, Belahsene S, Rouillard Y, Worschech L, Tittel FK. Continuous wave, distributed feedback diode laser based sensor for trace-gas detection of ethane Applied Physics B: Lasers and Optics. 106: 251-255. DOI: 10.1007/S00340-011-4857-9  1
2012 Lewicki R, Dong L, Ma Y, Tittel FK. A compact CW quantum cascade laser based QEPAS sensor for sensitive detection of nitric oxide 2012 Conference On Lasers and Electro-Optics, Cleo 2012 1
2012 Waclawek JP, Lewicki R, Jahjah M, Ma YF, Chrysostom ETH, Lendl B, Tittel FK. A sensitive CW DFB quantum cascade laser based QEPAS sensor for detection of SO2 2012 Conference On Lasers and Electro-Optics, Cleo 2012 1
2012 Spagnolo V, Dong L, Kosterev AA, Tittel FK. Modulation cancellation method for spectroscopic measurements Laser Applications to Chemical, Security and Environmental Analysis, Lacsea 2012 1
2012 Lewicki R, Krzempek K, Nähle L, Koeth J, Gupta J, Tittel FK. Sensitive detection of ethane using tunable laser diode absorption spectroscopy near 3.3 μm Laser Applications to Chemical, Security and Environmental Analysis, Lacsea 2012 1
2011 Dong L, Spagnolo V, Lewicki R, Tittel FK. Ppb-level detection of nitric oxide using an external cavity quantum cascade laser based QEPAS sensor. Optics Express. 19: 24037-45. PMID 22109428 DOI: 10.1364/Oe.19.024037  1
2011 McCurdy MR, Sharafkhaneh A, Abdel-Monem H, Rojo J, Tittel FK. Exhaled nitric oxide parameters and functional capacity in chronic obstructive pulmonary disease. Journal of Breath Research. 5: 016003. PMID 21378438 DOI: 10.1088/1752-7155/5/1/016003  1
2011 Spagnolo V, Dong L, Kosterev AA, Thomazy D, Doty JH, Tittel FK. Modulation cancellation method for measurements of small temperature differences in a gas. Optics Letters. 36: 460-2. PMID 21326422 DOI: 10.1364/Ol.36.000460  1
2011 Gong L, Lewicki R, Griffin RJ, Flynn JH, Lefer BL, Tittel FK. Atmospheric ammonia measurements in Houston, TX using an external-cavity quantum cascade laser-based sensor Atmospheric Chemistry and Physics. 11: 9721-9733. DOI: 10.5194/Acp-11-9721-2011  1
2011 Spagnolo V, Dong L, Kosterev AA, Thomazy D, Doty JH, Tittel FK. Modulation cancellation method for laser spectroscopy Proceedings of Spie - the International Society For Optical Engineering. 7945. DOI: 10.1117/2.1201012.003412  1
2011 Tittel FK, Curl RF, Dong L, Lewicki R. Infrared semiconductor laser based trace gas sensor technologies: Recent advances and applications Proceedings of Spie - the International Society For Optical Engineering. 8073. DOI: 10.1117/12.887217  1
2011 Spagnolo V, Dong L, Kosterev AA, Thomazy D, Doty JH, Tittel FK. Modulation cancellation method (MOCAM) in modulation spectroscopy Proceedings of Spie - the International Society For Optical Engineering. 8073. DOI: 10.1117/12.886272  1
2011 Dong L, Kosterev AA, Thomazy D, Tittel FK. Compact portable QEPAS multi-gas sensor Proceedings of Spie - the International Society For Optical Engineering. 7945. DOI: 10.1117/12.875108  1
2011 Doty JH, Kosterev AA, Tittel FK. Recent advances in resonant optothermalacoustic detection Proceedings of Spie - the International Society For Optical Engineering. 7945. DOI: 10.1117/12.875105  1
2011 Lewicki R, Kosterev AA, Thomazy DM, Risby TH, Solga S, Schwartz TB, Tittel FK. Real time ammonia detection in exhaled human breath using a distributed feedback quantum cascade laser based sensor Proceedings of Spie - the International Society For Optical Engineering. 7945. DOI: 10.1117/12.874887  1
2011 Zaugg CA, Lewicki R, Day T, Curl RF, Tittel FK. Faraday rotation spectroscopy of nitrogen dioxide based on a widely tunable external cavity quantum cascade laser Proceedings of Spie - the International Society For Optical Engineering. 7945. DOI: 10.1117/12.874819  1
2011 Spagnolo V, Lewicki R, Dong L, Tittel FK. Quantum-cascade-laser-based optoacoustic detection for breath sensor applications Memea 2011 - 2011 Ieee International Symposium On Medical Measurements and Applications, Proceedings. DOI: 10.1109/MeMeA.2011.5966773  1
2011 Tittel FK, Dong L, Lewicki R, Liu K, Gong L, Griffin R, Spagnolo V. Mid-infrared quantum cascade laser based trace gas sensor technologies: Recent advances and applications Irmmw-Thz 2011 - 36th International Conference On Infrared, Millimeter, and Terahertz Waves. DOI: 10.1109/irmmw-THz.2011.6104813  1
2011 Tittel FK, Dong L, Lewicki R, Liu K, Spagnolo V. Mid-infrared quantum cascade laser based trace gas technologies: Recent progress and applications in health and environmental monitoring Optics Infobase Conference Papers. 968-970. DOI: 10.1109/IQEC-CLEO.2011.6193609  1
2011 Spagnolo V, Dong L, Kosterev AA, Thomazy D, Doty JH, Tittel FK. Modulation cancellation method in laser spectroscopy Applied Physics B: Lasers and Optics. 103: 735-742. DOI: 10.1007/S00340-011-4494-3  1
2011 Tittel FK, Curl RF, Dong L, Doty JH, Kosterev AA, Lewicki R, Thomazy D, Wysocki G. Recent advances in infrared semiconductor laser based chemical sensing technologies Nato Science For Peace and Security Series B: Physics and Biophysics. 165-173. DOI: 10.1007/978-94-007-0769-6-24  1
2011 Dong L, Liu K, Kosterev AA, Tittel FK. Effect of speed of sound on quartz-enhanced photoacoustic spectroscopy trace gas sensor performance Optics Infobase Conference Papers 1
2011 Lewicki R, Gong L, Griffin R, Day T, Tittel FK. Environmental ammonia monitoring for urban and rural areas of texas using an EC-QCL based sensor platform Optics Infobase Conference Papers 1
2010 Liu K, Yi H, Kosterev AA, Chen W, Dong L, Wang L, Tan T, Zhang W, Tittel FK, Gao X. Trace gas detection based on off-beam quartz enhanced photoacoustic spectroscopy: optimization and performance evaluation. The Review of Scientific Instruments. 81: 103103. PMID 21034071 DOI: 10.1063/1.3480553  1
2010 Lewicki R, Kosterev AA, Toor F, Yao Y, Gmachl C, Tsai T, Wysocki G, Wang X, Troccoli M, Fong M, Tittel FK. Quantum cascade laser absorption spectroscopy of UF6 at 7.74 μm for analytical uranium enrichment measurements Proceedings of Spie - the International Society For Optical Engineering. 7608. DOI: 10.1117/12.841939  1
2010 Thomazy D, So S, Kosterev A, Lewicki R, Dong L, Sani AA, Tittel FK. Low-power laser-based carbon monoxide sensor for fire and post-fire detection using a compact Herriott multipass cell Proceedings of Spie - the International Society For Optical Engineering. 7608. DOI: 10.1117/12.841926  1
2010 Risby TH, Tittel FK. Current status of midinfrared quantum and interband cascade lasers for clinical breath analysis Optical Engineering. 49. DOI: 10.1117/1.3498768  1
2010 Curl RF, Capasso F, Gmachl C, Kosterev AA, McManus B, Lewicki R, Pusharsky M, Wysocki G, Tittel FK. Quantum cascade lasers in chemical physics Chemical Physics Letters. 487: 1-18. DOI: 10.1016/J.Cplett.2009.12.073  1
2010 Kosterev AA, Dong L, Thomazy D, Tittel FK, Overby S. QEPAS for chemical analysis of multi-component gas mixtures Applied Physics B: Lasers and Optics. 101: 649-659. DOI: 10.1007/S00340-010-4183-7  1
2010 Dong L, Kosterev AA, Thomazy D, Tittel FK. QEPAS spectrophones: Design, optimization, and performance Applied Physics B: Lasers and Optics. 100: 627-635. DOI: 10.1007/S00340-010-4072-0  1
2010 Mantz AW, Nadezhdinskii AI, Sigrist MW, Tittel FK. Special issue "7th international conference on tunable diode laser spectroscopy", Applied Physics B: Lasers and Optics. 100: 231-232. DOI: 10.1007/S00340-010-4003-0  1
2010 Spagnolo V, Kosterev AA, Dong L, Lewicki R, Tittel FK. NO trace gas sensor based on quartz-enhanced photoacoustic spectroscopy and external cavity quantum cascade laser Applied Physics B: Lasers and Optics. 100: 125-130. DOI: 10.1007/S00340-010-3984-Z  1
2010 Kosterev AA, Buerki PR, Dong L, Reed M, Day T, Tittel FK. QEPAS detector for rapid spectral measurements Applied Physics B: Lasers and Optics. 100: 173-180. DOI: 10.1007/S00340-010-3975-0  1
2010 Doty JH, Kosterev AA, Tittel FK. First experimental studies of the resonant optothermoacoustic detection technique Optics Infobase Conference Papers 1
2010 Dong L, Lewicki R, Tittel FK, Kosterev AA. Comparison of quartz-enhanced photoacoustic spectroscopy and conventional photoacoustic spectroscopy based detectors Optics Infobase Conference Papers 1
2010 Kosterev AA, Thomazy D, Dong L, Tittel FK, Spagnolo V. Modulation cancellation method for detection of molecules with unresolved absorption bands Optics Infobase Conference Papers 1
2009 Lewicki R, Doty JH, Curl RF, Tittel FK, Wysocki G. Ultrasensitive detection of nitric oxide at 5.33 microm by using external cavity quantum cascade laser-based Faraday rotation spectroscopy. Proceedings of the National Academy of Sciences of the United States of America. 106: 12587-92. PMID 19625625 DOI: 10.1073/Pnas.0906291106  0.48
2009 Richter D, Wert BP, Fried A, Weibring P, Walega JG, White JW, Vaughn BH, Tittel FK. High-precision CO2 isotopologue spectrometer with a difference-frequency-generation laser source. Optics Letters. 34: 172-4. PMID 19148245 DOI: 10.1364/Ol.34.000172  1
2009 Kosterev AA, Tittel FK, Bearman G. Advanced quartz-enhanced photoacoustic trace gas sensor for early fire detection Sae International Journal of Aerospace. 1: 331-336. DOI: 10.4271/2008-01-2091  1
2009 Wysocki G, Lewicki R, Huang X, Curl RF, Tittel FK. Continuous monitoring of nitric oxide at 5.33 μm with an EC-QCL based faraday rotation spectrometer: Laboratory and field system performance Proceedings of Spie - the International Society For Optical Engineering. 7222. DOI: 10.1117/12.809354  1
2009 Tittel FK, Curl RF, Dong L, Doty J, Kosterev AA, Lewicki R, Thomazy D, Wysocki G. Recent advances in infrared semiconductor based chemical sensing technologies Proceedings - Tera-Mir 2009, Nato Advanced Research Workshop Terahertz and Mid Infrared Radiation: Basic Research and Practical Applications. 1-2. DOI: 10.1109/TERAMIR.2009.5379659  1
2009 Bauer C, Willer U, Lewicki R, Pohlkötter A, Kosterev A, Kosynkin D, Tittel FK, Schade W. A Mid-infrared QEPAS sensor device for TATP detection Journal of Physics: Conference Series. 157. DOI: 10.1088/1742-6596/157/1/012002  1
2009 Schilt S, Kosterev AA, Tittel FK. Performance evaluation of a near infrared QEPAS based ethylene sensor Applied Physics B: Lasers and Optics. 95: 813-824. DOI: 10.1007/S00340-008-3306-X  1
2009 Liu K, Li J, Wang L, Tan T, Zhang W, Gao X, Chen W, Tittel FK. Trace gas sensor based on quartz tuning fork enhanced laser photoacoustic spectroscopy Applied Physics B: Lasers and Optics. 94: 527-533. DOI: 10.1007/S00340-008-3233-X  1
2009 So SG, Sani AA, Tittel FK, Wysocki G. Ultra-compact multipass laser absorption spectroscopy platform for distributed sensor networks Optics Infobase Conference Papers 1
2009 Dong L, Kosterev AA, Thomazy D, Tittel FK. Optimization of microresonator parameters for a quartz-enhanced photoacoustic spectroscopy sensor Optics Infobase Conference Papers 1
2009 Kosterev AA, Dong L, Thomazy D, Tittel FK, Pavlovsky I, Romanak K. Portable spectroscopic carbon dioxide monitor for carbon sequestration applications Optics Infobase Conference Papers 1
2009 Lewicki R, Kosterev AA, Bakhirkin YA, Thomazy DM, Doty J, Dong L, Tittel FK, Risby TH, Solga S, Kane D, Day T. Real time ammonia detection in exhaled human breath with a quantum cascade laser based sensor Optics Infobase Conference Papers 1
2009 So SG, Sani AA, Tittel FK, Wysocki G. Ultra-compact multipass laser absorption spectroscopy platform for distributed sensor networks Optics Infobase Conference Papers 1
2009 Lewicki R, Kosterev AA, Bakhirkin YA, Thomazy DM, Doty J, Dong L, Tittel FK, Risby TH, Solga S, Kane D, Day T. Real time ammonia detection in exhaled human breath with a quantum cascade laser based sensor Optics Infobase Conference Papers 1
2009 So S, Sani AA, Zhong L, Tittel F, Wysocki G. Demo abstract: Laser-based trace-gas chemical sensors for distributed wireless sensor networks 2009 International Conference On Information Processing in Sensor Networks, Ipsn 2009. 427-428.  1
2008 Tittel FK, Bakhirkin Y, Kosterev A, Lewicki R, So S, Wysocki G, Curl RF. Recent advances and applications of mid-infrared based trace gas sensor technology Proceedings of Spie - the International Society For Optical Engineering. 6900. DOI: 10.1117/12.754722  1
2008 Zhao W, Gao X, Liu K, Harren FJM, Chen W, Tittel FK. Quartz-enhanced photoacoustic spectroscopy of HCN from 6433 to 6613 cm -1 Conference On Quantum Electronics and Laser Science (Qels) - Technical Digest Series. DOI: 10.1109/QELS.2008.4552757  1
2008 So SG, Chang D, Al'Rifai O, Wysocki G, Kosterev AA, Tittel FK. Development of laser based spectroscopic trace-gas sensors for environmental sensor networks and medical exposure monitors Conference On Quantum Electronics and Laser Science (Qels) - Technical Digest Series. DOI: 10.1109/QELS.2008.4552754  1
2008 Schilt S, Kosterev AA, Tittel FK. Near-infrared QEPAS sensor for trace ethylene monitoring at atmospheric pressure Conference On Quantum Electronics and Laser Science (Qels) - Technical Digest Series. DOI: 10.1109/QELS.2008.4552753  1
2008 Troccoli M, Diehl L, Bour DP, Corzine SW, Yu N, Wang CY, Belkin MA, Höfler G, Lewicki R, Wysocki G, Tittel FK, Capasso F. High-performance quantum cascade lasers grown by metal-organic vapor phase epitaxy and their applications to trace gas sensing Journal of Lightwave Technology. 26: 3534-3555. DOI: 10.1109/Jlt.2008.925056  1
2008 Weixiong Z, Xiaoming G, Kun L, Harren FJM, Weidong C, Tittel FK. Quartz-enhanced photoacoustic spectroscopy of HCN from 6433 to 6613 cm -1 2008 Conference On Quantum Electronics and Laser Science Conference On Lasers and Electro-Optics, Cleo/Qels. DOI: 10.1109/CLEO.2008.4552248  1
2008 Lewicki R, Wysocki G, Doty J, Curl RF, Tittel FK. Ultra-sensitive detection of nitric oxide at 5.33 μm using an external cavity QCL based faraday rotation spectroscopic sensor platform 2008 Conference On Quantum Electronics and Laser Science Conference On Lasers and Electro-Optics, Cleo/Qels. DOI: 10.1109/CLEO.2008.4551192  1
2008 Zhang Q, Liu Y, Curl RF, Tittel FK, Smalley RE. Photofragmentation of semiconductor positive cluster ions Advances in Laser Science-Iii. 172: 580-582. DOI: 10.1063/1.37420  1
2008 Lander DR, Dane CB, Curl RF, Glass GP, Tittel FK. Diode laser kinetic spectroscopy Advances in Laser Science-Iii. 172: 362-364. DOI: 10.1063/1.37343  1
2008 Stephens JW, Hall JL, Yan WB, Solka H, Richnow ML, Curl RF, Glass GP, Tittel FK. Kinetic spectroscopy using a color center laser Advances in Laser Science-I. 160: 391-393. DOI: 10.1063/1.36776  1
2008 Liu Y, Heath J, O’Brien S, Zhang QL, Smalley RE, Curl RF, Tittel FK. Spectroscopic studies of supersonic semiconductor clusters Advances in Laser Science-I. 146: 495-496. DOI: 10.1063/1.35923  1
2008 Sartori M, Henry PD, Roberts R, Sauerbrey R, Tittel FK. Tissue morphologic analysis and ablation rates in the UV and visible for laser angioplasty Advances in Laser Science-I. 146: 710-711. DOI: 10.1063/1.35787  1
2008 Dane CB, Yan WB, Zeitz D, Hall JL, Curl RF, Kasper JVV, Tittel FK. Color center laser spesctroscopy of free radicals Advances in Laser Science-I. 146: 458-459. DOI: 10.1063/1.35721  1
2008 Fried A, Olson JR, Walega JG, Crawford JH, Chen G, Weibring P, Richter D, Roller C, Tittel F, Porter M, Fuelberg H, Halland J, Bertram TH, Cohen RC, Pickering K, et al. Role of convection in redistributing formaldehyde to the upper troposhere over Noth Atlantic during the summer 2004 INTEX campaign Journal of Geophysical Research: Atmospheres. 113. DOI: 10.1029/2007Jd009760  1
2008 Fied A, Waleg JG, Olson JR, Crawford JH, Chen G, Weibring P, Richter D, Roller C, Tittel FK, Heikes BG, Snow JA, Shen H, O'Sullivan DW, Porter M, Fuelberg H, et al. Formaldehyde over North America and the North Atlantic during the summer 2004 INTEX campaign: Methods, observed distributions, and measurement-model comparisons Journal of Geophysical Research Atmospheres. 113. DOI: 10.1029/2007Jd009185  1
2008 Kosterev AA, Bakhirkin YA, Tittel FK, McWhorter S, Ashcraft B. QEPAS methane sensor performance for humidified gases Applied Physics B: Lasers and Optics. 92: 103-109. DOI: 10.1007/S00340-008-3056-9  1
2008 Wysocki G, Lewicki R, Curl RF, Tittel FK, Diehl L, Capasso F, Troccoli M, Hofler G, Bour D, Corzine S, Maulini R, Giovannini M, Faist J. Widely tunable mode-hop free external cavity quantum cascade lasers for high resolution spectroscopy and chemical sensing Applied Physics B: Lasers and Optics. 92: 305-311. DOI: 10.1007/S00340-008-3047-X  1
2008 Chen W, Kosterev AA, Tittel FK, Gao X, Zhao W. H2S trace concentration measurements using off-axis integrated cavity output spectroscopy in the near-infrared Applied Physics B: Lasers and Optics. 90: 311-315. DOI: 10.1007/S00340-007-2858-5  1
2008 Kosterev A, Wysocki G, Bakhirkin Y, So S, Lewicki R, Fraser M, Tittel F, Curl RF. Application of quantum cascade lasers to trace gas analysis Applied Physics B: Lasers and Optics. 90: 165-176. DOI: 10.1007/S00340-007-2846-9  1
2008 Tittel FK, Wysocki G, Kosterev A, Bakhirkin Y. Semiconductor laser based trace gas sensor technology: Recent advances and applications Nato Security Through Science Series C: Environmental Security. 467-493. DOI: 10.1007/978-1-4020-6463-0-15  1
2008 Tittel FK, Bakhirkin YA, Curl RF, Kosterev AA, McCurdy MR, So SG, Wysocki G. Laser based chemical sensor technology: Recent advances and applications Advanced Environmental Monitoring. 50-63. DOI: 10.1007/978-1-4020-6364-0_4  1
2008 Kosterev AA, Tittel FK, Schilt S. Trace ethylene detection by means of QEPAS in near-infrared spectral region Optics Infobase Conference Papers 1
2008 Wysocki G, Lewicki R, Doty J, Curl RF, Tittel FK. Faraday modulation spectroscopy of nitric oxide at 5.33 μm with an external cavity quantum cascade laser Optics Infobase Conference Papers 1
2008 Zhao W, Gao X, Liu K, Harren FJM, Chen W, Tittel FK. Quartz-enhanced photoacoustic spectroscopy of HCN from 6433 to 6613 cm-1 Optics Infobase Conference Papers 1
2008 Bakhirkin YA, Kosterev AA, Wysocki G, Tittel FK, Risby TH, Bruno JD. Quantum cascade laser-based sensor platform for ammonia detection in exhaled human breath Optics Infobase Conference Papers 1
2007 McCurdy MR, Bakhirkin Y, Wysocki G, Lewicki R, Tittel FK. Recent advances of laser-spectroscopy-based techniques for applications in breath analysis. Journal of Breath Research. 1: 014001. PMID 21383427 DOI: 10.1088/1752-7155/1/1/014001  1
2007 Lewicki R, Wysocki G, Kosterev AA, Tittel FK. QEPAS based detection of broadband absorbing molecules using a widely tunable, cw quantum cascade laser at 8.4 mum. Optics Express. 15: 7357-66. PMID 19547059 DOI: 10.1364/Oe.15.007357  1
2007 Wysocki G, Bakhirkin Y, So S, Tittel FK, Hill CJ, Yang RQ, Fraser MP. Dual interband cascade laser based trace-gas sensor for environmental monitoring. Applied Optics. 46: 8202-10. PMID 18026560 DOI: 10.1364/Ao.46.008202  1
2007 McCurdy MR, Bakhirkin Y, Wysocki G, Tittel FK. Performance of an exhaled nitric oxide and carbon dioxide sensor using quantum cascade laser-based integrated cavity output spectroscopy. Journal of Biomedical Optics. 12: 034034. PMID 17614742 DOI: 10.1117/1.2747608  1
2007 Chen W, Kosterev AA, Tittel FK. H2S trace detection using off-axis integrated cavity output spectroscopy in the near-infrared Conference On Quantum Electronics and Laser Science (Qels) - Technical Digest Series. DOI: 10.1109/QELS.2007.4431156  1
2007 So SG, Kosterev AA, Tittel FK. Ultra-compact, high efficiency, quartz-enhanced photoacoustic spectroscopy based trace gas sensor platform Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-Leos. 292-293. DOI: 10.1109/LEOS.2006.279063  1
2007 Tittel FK, Bakhirkin Y, Curl RF, Kosterev A, Lewicki R, So S, Wysocki G. Quantum cascade laser based trace gas sensor technology: Recent advances and applications Proceedings of Ieee Sensors. 1334-1336. DOI: 10.1109/ICSENS.2007.4388657  1
2007 So SG, Al Rifai O, Wysocki G, Kosterev AA, Tittel FK. Advanced embedded control and data acquisition systems for laser-based quartz-enhanced photoacoustic spectroscopy Proceedings of Ieee Sensors. 1279-1282. DOI: 10.1109/ICSENS.2007.4388643  1
2007 Chen W, Kosterev AA, Tittel FK, Boucher D. Detection of H2S based on off-axis integrated cavity output spectroscopy Conference On Lasers and Electro-Optics Europe - Technical Digest. DOI: 10.1109/CLEOE-IQEC.2007.4386394  1
2007 Chen W, Kosterev AA, Tittel FK. H 2s trace detection using off-axis integrated cavity output spectroscopy in the near-infrared Conference On Lasers and Electro-Optics, 2007, Cleo 2007. DOI: 10.1109/CLEO.2007.4453379  1
2007 Kosterev AA, Bakhirkin YA, Tittel FK. Methane detection by means of quartz enhanced photoacoustic spectroscopy in NIR Conference On Lasers and Electro-Optics, 2007, Cleo 2007. DOI: 10.1109/CLEO.2007.4452378  1
2007 Bakhikrin YA, Wysocki G, Fraser MP, Yang RQ, Tittel FK. Sensitive, real-time interband cascade laser based sensor for ethane monitoring Conference On Lasers and Electro-Optics, 2007, Cleo 2007. DOI: 10.1109/CLEO.2007.4452376  1
2007 Wysocki G, Curl RF, Tittel FK, Capasso F, Diehl L, Troccolic M, Höfler G, Maulini R, Faist J. Widely tunable, high power, mode-hop free, CW external cavity quantum cascade laser at 8.4μm Conference On Lasers and Electro-Optics, 2007, Cleo 2007. DOI: 10.1109/CLEO.2007.4452346  1
2006 So SG, Wysocki G, Frantz JP, Tittel FK. Development of digital signal processor controlled quantum cascade laser based trace gas sensor technology Ieee Sensors Journal. 6: 1057-1066. DOI: 10.1109/Jsen.2006.881350  1
2006 McCurdy MR, Bakhirkin YA, Tittel FK. Quantum cascade laser-based integrated cavity output spectroscopy of exhaled nitric oxide Applied Physics B: Lasers and Optics. 85: 445-452. DOI: 10.1007/S00340-006-2365-0  1
2006 Roller C, Fried A, Walega J, Weibring P, Tittel F. Advances in hardware, system diagnostics software, and acquisition procedures for high performance airborne tunable diode laser measurements of formaldehyde Applied Physics B. 82: 247-264. DOI: 10.1007/S00340-005-1998-8  1
2005 Weidmann D, Roller CB, Oppenheimer C, Fried A, Tittel FK. Carbon isotopomers measurement using mid-IR tunable laser sources. Isotopes in Environmental and Health Studies. 41: 293-302. PMID 16543185 DOI: 10.1080/10256010500384325  1
2004 Chen J, So S, Lee H, Fraser MP, Curl RF, Harman T, Tittel FK. Atmospheric formaldehyde monitoring in the Greater Houston area in 2002. Applied Spectroscopy. 58: 243-7. PMID 17140485 DOI: 10.1366/000370204322843002  1
2004 Kosterev AA, Tittel FK. Ammonia detection by use of quartz-enhanced photoacoustic spectroscopy with a near-IR telecommunication diode laser. Applied Optics. 43: 6213-7. PMID 15605564 DOI: 10.1364/Ao.43.006213  1
2004 Wysocki G, McCurdy M, So S, Weidmann D, Roller C, Curl RF, Tittel FK. Pulsed quantum-cascade laser-based sensor for trace-gas detection of carbonyl sulfide. Applied Optics. 43: 6040-6. PMID 15587735 DOI: 10.1364/Ao.43.006040  1
2004 Weidmann D, Kosterev AA, Tittel FK, Ryan N, McDonald D. Application of a widely electrically tunable diode laser to chemical gas sensing with quartz-enhanced photoacoustic spectroscopy. Optics Letters. 29: 1837-9. PMID 15357332 DOI: 10.1364/Ol.29.001837  1
2004 Weidmann D, Kosterev AA, Roller C, Curl RF, Fraser MP, Tittel FK. Monitoring of ethylene by a pulsed quantum cascade laser. Applied Optics. 43: 3329-34. PMID 15181816 DOI: 10.1364/Ao.43.003329  1
2004 Bakhirkin YA, Kosterev AA, Roller C, Curl RF, Tittel FK. Mid-infrared quantum cascade laser based off-axis integrated cavity output spectroscopy for biogenic nitric oxide detection. Applied Optics. 43: 2257-66. PMID 15098827 DOI: 10.1364/Ao.43.002257  1
2004 Barkan A, Tittel FK, Mittleman DM, Dengler R, Siegel PH, Scalari G, Ajili L, Faist J, Beere HE, Linfield EH, Davies AG, Ritchie DA. Linewidth and tuning characteristics of terahertz quantum cascade lasers. Optics Letters. 29: 575-7. PMID 15035475 DOI: 10.1364/Ol.29.000575  1
2004 Larrabee DC, Khodaparast GA, Tittel FK, Kono J, Scalari G, Ajili L, Faist J, Beere H, Davies G, Linfield E, Ritchie D, Nakajima Y, Nakai M, Sasa S, Inoue M, et al. Application of terahertz quantum-cascade lasers to semiconductor cyclotron resonance. Optics Letters. 29: 122-4. PMID 14719681 DOI: 10.1364/Ol.29.000122  1
2003 Roller C, Kosterev AA, Tittel FK, Uehara K, Gmachl C, Sivco DL. Carbonyl sulfide detection with a thermoelectrically cooled midinfrared quantum cascade laser. Optics Letters. 28: 2052-4. PMID 14587812 DOI: 10.1364/Ol.28.002052  1
2003 Ashizawa H, Ohara S, Yamaguchi S, Takahashi M, Endo M, Nanri K, Fujioka T, Tittel FK. Performance characteristics of narrow linewidth fiber laser pumped mid-IR difference frequency mixing light source for methane detection. Japanese Journal of Applied Physics. 42: 1263-7. PMID 12959140  1
2003 Bakhirkin YA, Kosterev AA, Curl RF, Allen MG, Tittel FK. Off-axis integrated cavity output spectroscopy for nitric oxide detection in human breath using a quantum cascade laser Frontiers in Optics. DOI: 10.1364/Fio.2003.Mnn6  1
2003 Roller CB, Kosterev A, Weidmann D, Curl RF, Tittel FK, Uehara K, Gmachl C. Quantum Cascade Laser Based Sensor for Carbonyl Sulfide Frontiers in Optics. DOI: 10.1364/Fio.2003.Mnn3  1
2003 Weidmann D, Kosterev A, Roller C, Curl RF, Fraser MP, Tittel FK. Tunable quantum cascade laser based sensor for ethylene monitoring Frontiers in Optics. DOI: 10.1364/Fio.2003.Mnn2  1
2002 Kosterev AA, Bakhirkin YA, Curl RF, Tittel FK. Quartz-enhanced photoacoustic spectroscopy. Optics Letters. 27: 1902-4. PMID 18033396 DOI: 10.1364/ol.27.001902  1
2002 Erdelyi M, Richter D, Tittel FK. 13CO2/12CO2 isotopic ratio measurements using a difference frequency-based sensor operating at 4.35 micrometers. Applied Physics. B, Lasers and Optics. 75: 289-95. PMID 12608356 DOI: 10.1007/S00340-002-0960-2  1
2002 Kosterev AA, Curl RF, Tittel FK, Rochat M, Beck M, Hofstetter D, Faist J. Chemical sensing with pulsed QC-DFB lasers operating at 15.6 micrometers. Applied Physics. B, Lasers and Optics. 75: 351-7. PMID 12599401 DOI: 10.1007/S00340-002-0963-Z  1
2002 Richter D, Fried A, Wert BP, Walega JG, Tittel FK. Development of a tunable mid-IR difference frequency laser source for highly sensitive airborne trace gas detection. Applied Physics. B, Lasers and Optics. 75: 281-8. PMID 12599397 DOI: 10.1007/S00340-002-0948-Y  1
2002 Bozoki Z, Mohacsi A, Szabo G, Bor Z, Erdelyi M, Chen W, Tittel FK. Near-infrared diode laser based spectroscopic detection of ammonia: a comparative study of photoacoustic and direct optical absorption methods. Applied Spectroscopy. 56: 715-9. PMID 12238527 DOI: 10.1366/000370202760077658  1
2002 Leleux DP, Claps R, Chen W, Tittel FK, Harman TL. Applications of Kalman filtering to real-time trace gas concentration measurements. Applied Physics. B, Lasers and Optics. 74: 85-93. PMID 11930978 DOI: 10.1007/S003400100751  1
2002 Kosterev AA, Curl RF, Tittel FK, Köhler R, Gmachl C, Capasso F, Sivco DL, Cho AY. Transportable automated ammonia sensor based on a pulsed thermoelectrically cooled quantum-cascade distributed feedback laser. Applied Optics. 41: 573-8. PMID 11905584 DOI: 10.1364/Ao.41.000573  1
2002 Kosterev AA, Tittel FK, Köhler R, Gmachl C, Capasso F, Sivco DL, Cho AY, Wehe S, Allen MG. Thermoelectrically cooled quantum-cascade-laser-based sensor for the continuous monitoring of ambient atmospheric carbon monoxide. Applied Optics. 41: 1169-73. PMID 11900141 DOI: 10.1364/Ao.41.001169  1
2002 Richter D, Erdelyi M, Curl RF, Tittel FK, Oppenheimer C, Duffell HJ, Burton M. Field measurements of volcanic gases using tunable diode laser based mid-infrared and Fourier transform infrared spectrometers Optics and Lasers in Engineering. 37: 171-186. DOI: 10.1016/S0143-8166(01)00094-X  1
2001 Webber ME, Claps R, Englich FV, Tittel FK, Jeffries JB, Hanson RK. Measurements of NH(3) and CO(2) with Distributed-Feedback Diode Lasers Near 2.0 mum in Bioreactor Vent Gases. Applied Optics. 40: 4395-403. PMID 18360480 DOI: 10.1364/Ao.40.004395  1
2001 Claps R, Englich FV, Leleux DP, Richter D, Tittel FK, Curl RF. Ammonia Detection by use of Near-Infrared Diode-Laser-Based Overtone Spectroscopy. Applied Optics. 40: 4387-94. PMID 18360479 DOI: 10.1364/Ao.40.004387  1
2001 Rehle D, Leleux D, Erdelyi M, Tittel F, Fraser M, Friedfeld S. Ambient formaldehyde detection with a laser spectrometer based on difference-frequency generation in PPLN. Applied Physics. B, Lasers and Optics. 72: 947-52. PMID 12484352 DOI: 10.1007/S003400100549  1
2001 Menzel L, Kosterev AA, Curl RF, Tittel FK, Gmachl C, Capasso F, Sivco DL, Baillargeon JN, Hutchinson AL, Cho AY, Urban W. Spectroscopic detection of biological NO with a quantum cascade laser. Applied Physics. B, Lasers and Optics. 72: 859-63. PMID 11795325 DOI: 10.1007/S003400100562  1
2001 Chen W, Mouret G, Boucher D, Tittel FK. Mid-infrared trace gas detection using continuous-wave difference frequency generation in periodically poled RbTiOAsO4. Applied Physics. B, Lasers and Optics. 72: 873-6. PMID 11757570 DOI: 10.1007/S003400100561  1
2001 Matsuoka N, Yamaguchi S, Nanri K, Fujioka T, Richter D, Tittel FK. Yb fiber laser pumped mid-IR source based on difference frequency generation and its application to ammonia detection. Japanese Journal of Applied Physics. 40: 625-8. PMID 11676447 DOI: 10.1143/Jjap.40.625  1
2001 Claps R, Leleux D, Englich FV, Tittel FK, Webber ME, Jeffries JB, Hanson RK, Graf JC, Vega LM. Infrared overtone spectroscopy measurements of ammonia and carbon dioxide in the effluent of a biological water processor Sae Technical Papers. DOI: 10.4271/2001-01-2159  1
2000 Chen W, Cazier F, Tittel F, Boucher D. Measurements of benzene concentration by difference-frequency laser absorption spectroscopy. Applied Optics. 39: 6238-42. PMID 18354632 DOI: 10.1364/Ao.39.006238  1
2000 Erdélyi M, Bor Z, Wilson WL, Smayling MC, Tittel FK. Enhanced optical microlithography with a Fabry-Perot-based spatial filtering technique. Applied Optics. 39: 1121-9. PMID 18337993 DOI: 10.1364/Ao.39.001121  1
2000 Tittel FK, Lancaster DG, Richter D. Novel diode laser-based sensors for gas sensing applications. Laser Physics. 10: 348-54. PMID 12143895  1
2000 Richter D, Lancaster DG, Tittel FK. Development of an automated diode-laser-based multicomponent gas sensor. Applied Optics. 39: 4444-50. PMID 11543548 DOI: 10.1364/Ao.39.004444  1
2000 Kosterev AA, Curl RF, Tittel FK, Gmachl C, Capasso F, Sivco DL, Baillargeon JN, Hutchinson AL, Cho AY. Effective utilization of quantum-cascade distributed-feedback lasers in absorption spectroscopy. Applied Optics. 39: 4425-30. PMID 11543546 DOI: 10.1364/Ao.39.004425  1
2000 Lancaster DG, Weidner R, Richter D, Tittel FK, Limpert J. Compact CH4 sensor based on difference frequency mixing of diode lasers in quasi-phasematched LiNbO3. Optics Communications. 175: 461-8. PMID 11543515 DOI: 10.1016/S0030-4018(00)00485-5  1
2000 Limpert J, Zelimer H, Tünnermann A, Lancaster DG, Weidner R, Richter D, Tittel FK. Tunable continuous wave DFG-based gas sensor using fibre amplified 1.5 μm external cavity diode laser and high power 1 μm diode laser Electronics Letters. 36: 1739-1741. DOI: 10.1049/El:20001209  1
2000 Tittel FK, Richter D, Rehle D, Leleux D, Lancaster DG, Fraser MP. Laser absorption spectroscopy of atmospheric formaldehyde Conference On Lasers and Electro-Optics Europe - Technical Digest. 241.  1
1999 Kosterev AA, Curl RF, Tittel FK, Gmachl C, Capasso F, Sivco DL, Baillargeon JN, Hutchinson AL, Cho AY. Methane concentration and isotopic composition measurements with a mid-infrared quantum-cascade laser. Optics Letters. 24: 1762-4. PMID 11543189 DOI: 10.1364/Ol.24.001762  1
1999 Lancaster DG, Richter D, Curl RF, Tittel FK, Goldberg L, Koplow J. High-power continuous-wave mid-infrared radiation generated by difference frequency mixing of diode-laser-seeded fiber amplifiers and its application to dual-beam spectroscopy. Optics Letters. 24: 1744-6. PMID 11543188 DOI: 10.1364/Ol.24.001744  1
1999 Lancaster DG, Richter D, Tittel FK. Portable fiber-coupled diode-laser-based sensor for multiple trace gas detection. Applied Physics. B, Lasers and Optics. 69: 459-65. PMID 11542659 DOI: 10.1007/S003400050835  1
1999 Klattenhoff J, Morimoto Y, Lancaster DG, Curl RF, Tittel FK, Durante W, Neu W. CO-detection from biological tissues using a mid-infrared laser based gas sensor Biosilico. DOI: 10.1364/Bio.1999.Bwa3  1
1998 Goldberg L, Koplow J, Lancaster DG, Curl RF, Tittel FK. Mid-infrared difference-frequency generation source pumped by 1.1-1.5 micrometer dual-wavelength fiber amplifier for trace-gas detection. Optics Letters. 23: 1517-9. PMID 11763099 DOI: 10.1364/Ol.23.001517  1
1998 Esenaliev RO, Alma H, Tittel FK, Oraevsky AA. Axial resolution of laser optoacoustic imaging: Influence of acoustic attenuation and diffraction Proceedings of Spie - the International Society For Optical Engineering. 3254: 294-306. DOI: 10.1117/12.308176  1
1998 Welch GR, Padmabandu GG, Fry ES, Lukin MD, Nikonov DE, Sander F, Scully MO, Weis A, Tittel FK. Observation of V-Type Electromagnetically Induced Transparency in a Sodium Atomic Beam Foundations of Physics. 28: 621-638. DOI: 10.1023/A:1018765706887  1
1998 Welch GR, Padmabandu GG, Fry ES, Lukin MD, Nikonov DE, Sander F, Scully MO, Weis A, Tittel FK. Observation of V-Type Electromagnetically Induced Transparency in a Sodium Atomic Beam Foundations of Physics. 28: 621-638.  1
1997 Töpfer T, Petrov KP, Mine Y, Jundt D, Curl RF, Tittel FK. Room-temperature mid-infrared laser sensor for trace gas detection. Applied Optics. 36: 8042-9. PMID 18264334 DOI: 10.1364/Ao.36.008042  1
1997 Horváth ZL, Erdélyi M, Szabó G, Bor Z, Tittel FK, Cavallaro JR. Generation of nearly nondiffracting Bessel beams with a Fabry-Perot interferometer Journal of the Optical Society of America a: Optics and Image Science, and Vision. 14: 3009-3013. DOI: 10.1364/Josaa.14.003009  1
1997 Tittel FK, Erdelyi M, Horvath ZL, Kroyan A, Wilson W, Smayling M, Bor Z, Szabo G. Present and future trends in excimer laser based microlithography Proceedings of Spie - the International Society For Optical Engineering. 3403: 248-253. DOI: 10.1117/12.311947  1
1997 Esenaliev RO, Karabutov AA, Tittel FK, Fornage BD, Thomsen SL, Stelling C, Oraevsky AA. Laser optoacoustic imaging for breast cancer diagnostics: Limit of detection and comparison with x-ray and ultrasound imaging Proceedings of Spie - the International Society For Optical Engineering. 2979: 71-82. DOI: 10.1117/12.280213  1
1997 Tittel FK, Erdélyi M, Szabó G, Bor Z, Cavallaro JR, Smayling MC. High-resolution microlithography applications of deep-UV excimer lasers Proceedings of Spie - the International Society For Optical Engineering. 3092: 462-466. DOI: 10.1117/12.270108  1
1997 Erdélyi M, Horváth ZL, Szabó G, Bor Z, Tittel FK, Cavallaro JR, Smayling MC. Generation of diffraction-free beams for applications in optical microlithography Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures. 15: 287-292. DOI: 10.1116/1.589280  1
1997 Sengupta C, Cavallaro JR, Wilson WL, Tittel FK. Automated evaluation of critical features in VLSI layouts based on photolithographic simulations Ieee Transactions On Semiconductor Manufacturing. 10: 482-494. DOI: 10.1109/66.641490  1
1996 Hielscher AH, Liu H, Chance B, Tittel FK, Jacques SL. Time-resolved photon emission from layered turbid media. Applied Optics. 35: 719-28. PMID 21069062 DOI: 10.1364/Ao.35.000719  1
1996 Petrov KP, Curl RF, Tittel FK, Goldberg L. Continuous-wave tunable 8.7-microm spectroscopic source pumped by fiber-coupled communications lasers. Optics Letters. 21: 1451-3. PMID 19881688 DOI: 10.1364/Ol.21.001451  1
1996 Petrov KP, Goldberg L, Burns WK, Curl RF, Tittel FK. Detection of CO in air by diode-pumped 4.6-microm difference-frequency generation in quasi-phase-matched LiNbO(3). Optics Letters. 21: 86-8. PMID 19865313 DOI: 10.1364/Ol.21.000086  1
1996 Oraevsky AA, Jacques SL, Esenaliev RO, Tittel FK. Pulsed laser ablation of soft tissues, gels, and aqueous solutions at temperatures below 100°C Lasers in Surgery and Medicine. 18: 231-240. PMID 8778517 DOI: 10.1002/(Sici)1096-9101(1996)18:3<231::Aid-Lsm3>3.0.Co;2-T  1
1996 Sengupta C, Erdélyi M, Bor Z, Cavallaro JR, Smayling MC, Szabó G, Tittel FK, Wilson WL. An integrated CAD framework linking VLSI layout editors and process simulators Proceedings of Spie - the International Society For Optical Engineering. 2726: 244-252. DOI: 10.1117/12.240955  1
1996 Erdélyi M, Bor Z, Szabó G, Cavallaro JR, Smayling MC, Tittel FK, Wilson WL. Sub-quarter micron contact hole fabrication using annular illumination Proceedings of Spie - the International Society For Optical Engineering. 2726: 88-93. DOI: 10.1117/12.240953  1
1996 Farkas G, Tóth C, Neuman KC, Tittel FK. Wavelength dependence of harmonic generation efficiency at metal surfaces induced by femtosecond Ti: Sapphire laser pulses Optics Communications. 132: 289-294. DOI: 10.1016/0030-4018(96)00353-7  1
1995 Saidi IS, Jacques SL, Tittel FK. Mie and Rayleigh modeling of visible-light scattering in neonatal skin. Applied Optics. 34: 7410-7418. PMID 21060615 DOI: 10.1364/Ao.34.007410  1
1995 Hielscher AH, Jacques SL, Wang L, Tittel FK. The influence of boundary conditions on the accuracy of diffusion theory in time-resolved reflectance spectroscopy of biological tissues Physics in Medicine and Biology. 40: 1957-1975. PMID 8587943 DOI: 10.1088/0031-9155/40/11/013  1
1995 Liu H, Chance B, Hielscher AH, Jacques SL, Tittel FK. Influence of blood vessels on the measurement of hemoglobin oxygenation as determined by time-resolved reflectance spectroscopy. Medical Physics. 22: 1209-17. PMID 7476706 DOI: 10.1118/1.597520  1
1993 Simon U, Benko Z, Sigrist MW, Curl RF, Tittel FK. Design considerations of an infrared spectrometer based on difference-frequency generation in AgGaSe(2). Applied Optics. 32: 6650-5. PMID 20856513 DOI: 10.1364/Ao.32.006650  1
1993 Simon U, Miller CE, Bradley CC, Hulet RG, Curl RF, Tittel FK. Difference-frequency generation in AgGaS2 by using single-mode diode-laser pump sources. Optics Letters. 18: 1062. PMID 19823290 DOI: 10.1364/Ol.18.001062  1
1993 Fry ES, Li X, Nikonov D, Padmabandu GG, Scully MO, Smith AV, Tittel FK, Wang C, Wilkinson SR, Zhu SY. Atomic coherence effects within the sodium D1 line: Lasing without inversion via population trapping. Physical Review Letters. 70: 3235-3238. PMID 10053817 DOI: 10.1103/Physrevlett.70.3235  1
1993 Simon U, Benko Z, Sigrist MW, Curl RF, Tittel FK. Design considerations of an infrared spectrometer based on difference-frequency generation in AgGaSe2 Applied Optics. 32: 6650-6655. DOI: 10.1364/AO.32.006650  1
1993 Jacques SL, Hielscher AH, Wang LV, Tittel FK. How source/collector placement and subsurface absorbing layer affect time-resolved and phase/modulation-resolved photon migration Proceedings of Spie. 1888: 310-319. DOI: 10.1117/12.154649  1
1993 Hielscher AH, Tittel FK, Jacques SL. Noninvasive monitoring of blood oxygenation by phase-resolved transmission spectroscopy Proceedings of Spie. 1888: 275-288. DOI: 10.1117/12.154646  1
1993 Oraevsky AA, Jacques SL, Tittel FK. Determination of tissue optical properties by piezoelectric detection of laser-induced stress waves Proceedings of Spie. 1882: 86-101. DOI: 10.1117/12.147694  1
1993 Oraevsky AA, Henry PD, Jacques SL, Tittel FK. XeCl laser-induced fluorescence detection of peroxidized lipoproteins in lipid-rich atherosclerotic lesions Proceedings of Spie. 1878: 31-41. DOI: 10.1117/12.146588  1
1993 Hofmann T, Tittel FK. Wideband-Tunable High-Power Radiation by SRS of a XeF(C - A) Excimer Laser Ieee Journal of Quantum Electronics. 29: 970-974. DOI: 10.1109/3.206581  1
1993 Hielscher AH, Jacques SL, Wang LH, Tittel FK. Influence of boundary conditions on the accuracy of diffusion theory in time-resolved reflectance spectroscopy of biological tissues Proceedings of the Annual Conference On Engineering in Medicine and Biology. 15: 1610-1611.  1
1992 Canarelli P, Benko Z, Curl RF, Tittel FK. Continuous-wave infrared laser spectrometer based on difference frequency generation in AgGaS 2 for high-resolution spectroscopy Journal of the Optical Society of America B-Optical Physics. 9: 197-202. DOI: 10.1364/Josab.9.000197  1
1992 Canarelli P, Benko Z, Hielscher AH, Curl RF, Tittel FK. Measurement of Nonlinear Coefficient and Phase Matching Characteristics of AgGaS2 Ieee Journal of Quantum Electronics. 28: 52-55. DOI: 10.1109/3.119495  1
1992 Wang L, Chibante L, Tittel F, Curl R, Smalley R. Isomers of gallium arsenide cluster ions Chemical Physics Letters. 194: 217-222. DOI: 10.1016/0009-2614(92)85538-L  1
1992 Tittel FK, Hofmann T, Sharp TE, Wisoff PJ, Wilson WL, Szabó G. Blue-Green dye laser seeded operation of a terawatt excimer amplifier Topics in Applied Physics. 70: 141-152. DOI: 10.1007/3-540-54953-6_10  1
1992 Glownia J, Misewich J, Walkup R, Kaschke M, Sorokin P, Schäfer FP, Walther H, Shin SK, Chen Y, Böhmer E, Wittig C, Magni V, Silvestri SD, Cybo-Ottone A, Nisoli M, ... ... Tittel FK, et al. Femtosecond broadband absorption spectroscopy of photodissociating molecules Topics in Applied Physics. 70: 1-18. DOI: 10.1007/3-540-54953-6_1  1
1991 Szabó G, Sharp TE, Tittel FK, Wisoff PJ. Dispersion measurements of single-mode fibers in the blue-green spectral region by an interferometric method. Applied Optics. 30: 5224-5225. PMID 20717348 DOI: 10.1364/Ao.30.005224  1
1990 Dane CB, Hirst GJ, Yamaguchi S, Hofmann T, Wilson WL, Sauerbrey R, Tittel FK, Nighan WL, Fowler MC. Scaling Characteristics of the XeF (C → A) Excimer Laser Ieee Journal of Quantum Electronics. 26: 1559-1568. DOI: 10.1109/3.102636  1
1990 Wang L, Chibante LPF, Tittel FK, Curl RF, Smalley RE. Ammonia chemisorption on gallium arsenide clusters Chemical Physics Letters. 172: 335-340. DOI: 10.1016/S0009-2614(90)87123-9  1
1989 Hirst GJ, Dane CB, Sauerbrey R, Wilson WL, Tittel FK. Scaling Demonstration of the XeF (C→A) Laser Proceedings of Spie - the International Society For Optical Engineering. 1041: 149-154. DOI: 10.1117/12.951242  1
1989 Hirst GJ, Dane CB, Wilson WL, Sauerbrey R, Tittel FK, Nighan WL. Scaling of an injection-controlled XeF(C→A) laser pumped by a repetitively pulsed, high current density electron beam Applied Physics Letters. 54: 1851-1853. DOI: 10.1063/1.101256  1
1989 Wang LH, Chibante LPF, Tittel FK, Curl RF, Smalley RE. GaAs+ Clusters Reaction with NH3 Laser Spectroscopy. 415-417. DOI: 10.1016/B978-0-12-251930-7.50118-7  1
1989 Han XF, Sakai T, Hirst GJ, Sauerbrey R, Tittel FK. Small compact ferrite surface plasma light source Physics Letters A. 137: 34-38. DOI: 10.1016/0375-9601(89)90965-1  1
1989 Curl RF, Murray KK, Petri M, Richnow ML, Tittel FK. Infrared spectroscopy of jet-cooled transient molecules Chemical Physics Letters. 161: 98-102. DOI: 10.1016/0009-2614(89)85038-9  1
1988 Sartori M, Weilbaecher D, Valderrama GL, Kubodera S, Chin RC, Berry MJ, Tittel FK, Sauerbrey R, Henry PD. Laser-induced autofluorescence of human arteries. Circulation Research. 63: 1053-9. PMID 3197272 DOI: 10.1161/01.Res.63.6.1053  1
1988 Zhang Q, Liu Y, Curl RF, Tittel FK, Smalley RE. Photodissociation of semiconductor positive cluster ions The Journal of Chemical Physics. 88: 1670-1677. DOI: 10.1063/1.454145  1
1987 Dane CB, Brüggemann R, Curl RF, Kasper JV, Tittel FK. Multiwavenumber linearized diode laser spectra by overlapping frequency scans. Applied Optics. 26: 95-8. PMID 20454080 DOI: 10.1364/Ao.26.000095  1
1987 Nighan W, Sauerbrey R, Zhu Y, Tittel F, Wilson W. Kinetically tailored properties of electron-beam excited XeF(C → A) and XeF(B → X) laser media using an Ar-Kr buffer mixture Ieee Journal of Quantum Electronics. 23: 253-261. DOI: 10.1109/Jqe.1987.1073314  1
1987 Sartori M, Sauerbrey R, Kubodera S, Tittel F, Roberts R, Henry P. Autofluorescence maps of atherosclerotic human arteries--A new technique in medical imaging Ieee Journal of Quantum Electronics. 23: 1794-1797. DOI: 10.1109/Jqe.1987.1073221  1
1986 Tittel F, Marowsky G, Nighan W, Zhu Y, Sauerbrey R, Wilson W. Injection-controlled tuning of an electron-beam excited XeF (C→A) laser Ieee Journal of Quantum Electronics. 22: 2168-2173. DOI: 10.1109/Jqe.1986.1072910  1
1986 Zhu Y, Sauerbrey RA, Tittel FK, Wilson WL, Nighan WL. Multiwavelength excimer laser studies Advances in Laser Science-I. 146: 175-176. DOI: 10.1063/1.35842  1
1986 Hall JL, Zeitz D, Stephens JW, Kasper JVV, Glass GP, Curl RF, Tittel FK. Studies of the amidogen-nitric oxide reaction by infrared kinetic spectroscopy The Journal of Physical Chemistry. 90: 2501-2505. DOI: 10.1021/J100402A047  1
1986 Liu Y, O'Brien SC, Zhang Q, Heath JR, Tittel FK, Curl RF, Kroto HW, Smalley RE. Negative carbon cluster ion beams: New evidence for the special nature of C60 Chemical Physics Letters. 126: 215-217. DOI: 10.1016/S0009-2614(86)80042-2  1
1985 Sauerbrey R, Zhu Y, Tittel F, Wilson W, Nishida N, Emmert F, Nighan W. Simultaneous UV/visible laser oscillation on the B → X and C → A XeF excimer transitions Ieee Journal of Quantum Electronics. 21: 418-420. DOI: 10.1109/Jqe.1985.1072683  1
1985 Sauerbrey R, Tittel FK, Wilson WL, Zhu Y. The displacement reactions of the triatomic rare gas halide excimers Journal of Chemical Physics. 82: 2507-2508. DOI: 10.1063/1.448296  1
1985 Heath JR, O'Brien SC, Zhang Q, Liu Y, Curl RF, Tittel FK, Smalley RE. Lanthanum complexes of spheroidal carbon shells Journal of the American Chemical Society. 107: 7779-7780. DOI: 10.1021/Ja00311A102  1
1983 Marowsky G, Sauerbrey R, Tittel FK, Wilson WL. Effect of chlorine donors on the formation and quenching of the triatomic excimer Xe2Cl Chemical Physics Letters. 98: 167-171. DOI: 10.1016/0009-2614(83)87121-8  1
1982 Liu E, Dunning FB, Tittel FK. Intracavity sum frequency mixing as a source of tunable cw uv radiation. Applied Optics. 21: 3415-6. PMID 20396248 DOI: 10.1364/Ao.21.003415  1
1982 Kasper JV, Pollock CR, Curl RF, Tittel FK. Computer control of broadly tunable lasers: conversion of a color center laser into a high resolution laser spectrometer. Applied Optics. 21: 236-47. PMID 20372436 DOI: 10.1364/Ao.21.000236  1
1982 Giberson KW, Cheng C, Dunning FB, Tittel FK. Tunable single-mode operation of a cw color-center laser in the near infrared. Applied Optics. 21: 172-3. PMID 20372425 DOI: 10.1364/Ao.21.000172  1
1982 Marowsky G, Glass G, Tittel F, Hohla K, Wilson W, Weber H. Formation kinetics of the triatomic excimer Ar 2 F Ieee Journal of Quantum Electronics. 18: 898-902. DOI: 10.1109/Jqe.1982.1071614  1
1982 Wilson WL, Williams RA, Sauerbrey R, Tittel FK, Marowsky G. Formation and quenching kinetics of electron beam excited Xe2Br Journal of Chemical Physics. 77: 1830-1836. DOI: 10.1063/1.444081  1
1982 White JC, Henderson D, Slatkine M, Bigio IJ, Feldman BJ, Fisher RA, Tittel FK, Wilson WL, Williams RA, Marowsky G, Shaw MJ, O'Neill F, Edwards CB, Nicholas DJ, Craddock D, et al. New lasers Applied Physics B Photophysics and Laser Chemistry. 28: 124-130. DOI: 10.1007/BF00697837  1
1982 Pfab J, Hager J, Krieger W, Boughton CV, Miller RE, Zacharias H, Loy MMT, Roland PA, Sudbo A, Lehmann BE, Chen CH, Hurst GS, Payne MG, Willis RD, Kramer SD, ... ... Tittel FK, et al. Laser chemical physics I: State selective excitation Applied Physics B Photophysics and Laser Chemistry. 28: 112-123. DOI: 10.1007/Bf00697836  1
1981 Marowsky G, Munz M, Tittel FK. Excimer Laser Gain By Pulse Shape Analysis Ieee Journal of Quantum Electronics. 17: 1281-1285. DOI: 10.1109/Jqe.1981.1071248  1
1980 Marshall CM, Stickel RE, Dunning FB, Tittel FK. Computer controlled intracavity SHG in a cw ring dye laser. Applied Optics. 19: 1980-3. PMID 20221166 DOI: 10.1364/Ao.19.001980  1
1980 Marshall CM, Stickel RE, Dunning FB, Tittel FK. COMPUTER CONTROLLED INTRACAVITY SHG IN A CW RING DYE LASER Applied Optics. 19: 1980-1983. DOI: 10.1364/AO.19.001980  1
1980 Woodbury DA, Davidson F, Rabson TA, Tittel FK. HOLOGRAM CHARACTERIZATION IN AN OPTICAL MEMORY EXPERIMENT USING PHOTOREFRACTIVE LiNbO//3 Applied Optics. 19: 812-817. DOI: 10.1364/Ao.19.000812  1
1979 Pollock CR, Kasper J, Ernst GK, Ernst WE, Blit S, Tittel FK. Computer controlled cw laser spectrometer. Applied Optics. 18: 1907-12. PMID 20212577 DOI: 10.1364/Ao.18.001907  1
1979 Blit S, Weaver EG, Tittel FK. Wavelength temperature and angle bandwidths in SHG of focused beams in nonlinear crystals. Applied Optics. 18: 733-6. PMID 20208807 DOI: 10.1364/Ao.18.000733  1
1979 Woodbury DA, Rabson TA, Tittel FK. Hologram indexing in LiNbO3 with a tunable pulsed laser source Applied Optics. 18: 2555-2558. DOI: 10.1364/Ao.18.002555  1
1979 Epton PJ, Wilson WL, Tittel FK, Rabson TA. Frequency measurement of the formic acid laser 311-µm line Applied Optics. 18: 1704-1705. DOI: 10.1364/Ao.18.001704  1
1979 Epton PJ, Wilson WL, Tittel FK, Rabson TA. Mixing of submillimeter wave radiation in metal-metal and metal-semiconductor point contact diodes* Infrared Physics. 19: 335-340. DOI: 10.1016/0020-0891(79)90045-9  1
1978 Stickel RE, Blit S, Hildebrandt GF, Dahl ED, Dunning FB, Tittel FK. Generation of coherent cw radiation tunable from 211 nm to 216 nm. Applied Optics. 17: 2270. PMID 20203771 DOI: 10.1364/Ao.17.002270  1
1978 Blit S, Weaver EG, Rabson TA, Tittel FK. Continuous wave uv radiation tunable from 285 nm to 400 nm by harmonic and sum frequency generation. Applied Optics. 17: 721-3. PMID 20197862 DOI: 10.1364/Ao.17.000721  1
1978 Kim DM, Gallagher JG, Rabson TA, Tittel FK. Intensity enhanced bulk photovoltaic effects in LiNbO3:Fe Applied Physics. 17: 413-416. DOI: 10.1007/Bf00886214  1
1977 Blit S, Weaver EG, Dunning FB, Tittel FK. Generation of tunable continuous-wave ultraviolet radiation from 257 to 320 nm. Optics Letters. 1: 58-60. PMID 19680330 DOI: 10.1364/Ol.1.000058  1
1977 Kim DM, Rabson TA, Shah RR, Tittel FK. PHOTOREFRACTIVE MATERIALS FOR OPTICAL STORAGE AND DISPLAY Optical Engineering. 16: 189-196. DOI: 10.1117/12.7972098  1
1977 Epton P, Wilson W, Tittel F. Interaction of microwave biased n-GaAs and 337 µm radiation Ieee Journal of Quantum Electronics. 13: 409-412. DOI: 10.1109/Jqe.1977.1069349  1
1976 Kim DM, Shah RR, Rabson TA, Tittel FK. Study of the equivalent electron drift field characteristics in LiNbO 3 by phase holography Applied Physics Letters. 29: 84-86. DOI: 10.1063/1.88976  1
1976 Kim DM, Shah RR, Rabson TA, Tittel FK. Nonlinear dynamic theory for photorefractive phase hologram formation Applied Physics Letters. 28: 338-340. DOI: 10.1063/1.88750  1
1976 Shah RR, Kim DM, Rabson TA, Tittel FK. Characterization of iron-doped lithium niobate for holographic storage applications Journal of Applied Physics. 47: 5421-5431. DOI: 10.1063/1.322572  1
1976 Crowley JD, Wilson WL, Tittel FK, Rabson TA. A microwave biased GaAs submillimeter detection system Infrared Physics. 16: 225-232. DOI: 10.1016/0020-0891(76)90038-5  1
1974 Davidson F, Chao CM, Tittel FK, Hohimer JP. Photon Statistics of a CW Dye Laser with and without Internal Etalons Ieee Journal of Quantum Electronics. 10: 409-412. DOI: 10.1109/Jqe.1974.1068153  1
1974 Shah P, Rabson TA, Tittel FK, Gaylord TK. Volume holographic recording and storage in Fe-doped LiNbO3 using optical pulses Applied Physics Letters. 24: 130-131. DOI: 10.1063/1.1655122  1
1973 Sperry PJ, Ansevin KD, Tittel FK. Inductive role of the nerve cord in regeneration of isolated postpharyngeal body sections of Dugesia dorotocephala. The Journal of Experimental Zoology. 186: 159-74. PMID 4747194 DOI: 10.1002/Jez.1401860207  0.01
1973 Gaylord TK, Rabson TA, Tittel FK, Quick CR. Pulsed writing of solid state holograms Applied Optics. 12: 414-415. DOI: 10.1364/Ao.12.000414  1
1973 Gaylord TK, Rabson TA, Tittel FK, Quick CR. Self-enhancement of LiNbO3 holograms Journal of Applied Physics. 44: 896-897. DOI: 10.1063/1.1662282  1
1973 Gaylord TK, Tittel FK. Angular selectivity of lithium niobate volume holograms Journal of Applied Physics. 44: 4771-4773. DOI: 10.1063/1.1662034  1
1972 Hohimer JP, Kelly RC, Tittel FK. Frequency stabilization of a high power argon laser. Applied Optics. 11: 626-9. PMID 20111558 DOI: 10.1364/Ao.11.000626  1
1972 Hylden TJ, Kim DM, Rabson TA, Shah PL, Tittel FK. Effects of Fluctuations on Higher Order Correlation Measurements of Mode-Locked Laser Pulses Ieee Journal of Quantum Electronics. 8: 602-603. DOI: 10.1109/Jqe.1972.1077132  1
1972 Kim DM, Tittel FK, Rabson TA. Mode-Locking Characteristics of Substructured and Nonlinearly Broadened Picosecond Laser Pulses Ieee Journal of Quantum Electronics. 8: 602. DOI: 10.1109/Jqe.1972.1077129  1
1972 Kim DM, Rabson TA, Ruiz HJ, Tittel FK. A study of compressed spatially non-Gaussian optical pulses from mode-locked lasers Journal of Applied Physics. 43: 3131-3136. DOI: 10.1063/1.1661672  1
1972 Kim DM, Tittel FK, Rabson TA. Effect of saturated frequency chirping on mode-locked laser pulses Journal of Applied Physics. 43: 2899-2901. DOI: 10.1063/1.1661616  1
1972 Rabson TA, Ruiz HJ, Shah PL, Tittel FK. Stimulated parametric fluorescence induced by picosecond pump pulses Applied Physics Letters. 21: 129-131. DOI: 10.1063/1.1654312  1
1972 Rabson TA, Ruiz HJ, Shah PL, Tittel FK. Efficient second harmonic generation of picosecond laser pulses Applied Physics Letters. 20: 282-284. DOI: 10.1063/1.1654150  1
1972 Gaylord TK, Rabson TA, Tittel FK. Optically erasable and rewritable solid-state holograms Applied Physics Letters. 20: 47-49. DOI: 10.1063/1.1653976  1
1970 Davidson F, Klebba J, Laurence C, Tittel F. Measurements of photon correlations of second harmonic generated light Applied Physics Letters. 17: 117-120. DOI: 10.1063/1.1653329  1
1969 Sibert E, Tittel F. Superfluorescence limitations on the inversion process in large-aperture laser amplifiers Journal of Applied Physics. 40: 4434-4436. DOI: 10.1063/1.1657210  1
1964 Witt PN, Reed CF, Tittel FK. Laser Lesions and Spider Web Construction Nature. 201: 150-152. PMID 14118260 DOI: 10.1038/201150A0  0.01
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