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Kenan Gundogdu, Ph.D. - Publications

Affiliations: 
Physics North Carolina State University, Raleigh, NC 
Area:
Ultrafast Spectroscopy
Website:
http://www.physics.ncsu.edu/gundogdu/
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50 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
2020 Lei L, Seyitliyev D, Stuard S, Mendes J, Dong Q, Fu X, Chen YA, He S, Yi X, Zhu L, Chang CH, Ade H, Gundogdu K, So F. Efficient Energy Funneling in Quasi-2D Perovskites: From Light Emission to Lasing. Advanced Materials (Deerfield Beach, Fla.). e1906571. PMID 32108964 DOI: 10.1002/Adma.201906571  0.314
2020 Vetter E, Biliroglu M, Seyitliyev D, Reddy P, Kirste R, Sitar Z, Collazo R, Gundogdu K, Sun D. Observation of carrier concentration dependent spintronic terahertz emission from n-GaN/NiFe heterostructures Applied Physics Letters. 117: 93502. DOI: 10.1063/5.0011009  0.31
2019 Ardekani H, Younts R, Yu Y, Cao L, Gundogdu K. Reversible PL Tuning by Defect Passivation via Laser Irradiation on Aged Monolayer MoS2. Acs Applied Materials & Interfaces. PMID 31502823 DOI: 10.1021/Acsami.9B10688  0.314
2019 Yu Y, Bataller AW, Younts R, Yu Y, Li G, Puretzky AA, Geohegan DB, Gundogdu K, Cao L. Room-Temperature Electron-Hole Liquid in Monolayer MoS2. Acs Nano. PMID 31483608 DOI: 10.1021/Acsnano.9B04124  0.323
2019 Bataller AW, Younts RA, Rustagi A, Yu Y, Ardekani H, Kemper A, Cao L, Gundogdu K. Correction to Dense Electron-Hole Plasma Formation and Ultralong Charge Lifetime in Monolayer MoS via Material Tuning. Nano Letters. PMID 31244207 DOI: 10.1021/Acs.Nanolett.9B02578  0.306
2019 Jana MK, Janke SM, Dirkes DJ, Dovletgeldi S, Liu C, Qin X, Gundogdu K, You W, Blum V, Mitzi DB. A Direct-Bandgap 2D Silver-Bismuth Iodide Double Perovskite: The Structure-Directing Influence of an Oligothiophene Spacer Cation. Journal of the American Chemical Society. PMID 31017429 DOI: 10.1021/Jacs.9B02909  0.331
2019 Bataller AW, Younts R, Rustagi A, Yu Y, Ardekani H, Kemper A, Cao L, Gundogdu K. Dense Electron-Hole Plasma Formation and Ultra-Long Charge Lifetime in Monolayer MoS via Material Tuning. Nano Letters. PMID 30608697 DOI: 10.1021/Acs.Nanolett.8B04408  0.341
2019 Li T, Zeidell AM, Findik G, Dunlap-Shohl WA, Euvrard J, Gundogdu K, Jurchescu OD, Mitzi DB. Phase-Pure Hybrid Layered Lead Iodide Perovskite Films Based on a Two-Step Melt-Processing Approach Chemistry of Materials. 31: 4267-4274. DOI: 10.1021/Acs.Chemmater.9B01265  0.302
2019 Nevola D, Hoffman B, Bataller A, Ade H, Gundogdu K, Dougherty D. Rigid valence band shift due to molecular surface counter-doping of MoS2 Surface Science. 679: 254-258. DOI: 10.1016/J.Susc.2018.09.016  0.336
2018 Gautam B, Klump E, Yi X, Constantinou I, Shewmon N, Salehi A, Lo CK, Zheng Z, Brédas JL, Gundogdu K, Reynolds JR, So F. Increased Exciton Delocalization of Polymer upon Blending with Fullerene. Advanced Materials (Deerfield Beach, Fla.). e1801392. PMID 29893011 DOI: 10.1002/Adma.201801392  0.339
2018 Gautam B, Younts R, Carpenter JH, Ade H, Gundogdu K. THE ROLE OF FRET IN NON-FULLERENE ORGANIC SOLAR CELLS: IMPLICATIONS FOR MOLECULAR DESIGN. The Journal of Physical Chemistry. A. PMID 29613800 DOI: 10.1021/Acs.Jpca.7B12807  0.335
2018 Younts R, Danilov E, Gundogdu K, Gautam B. Charge generation dynamics in polymer nonfullerene solar cells with low energy loss Journal of Photonics For Energy. 8: 1. DOI: 10.1117/1.Jpe.8.032209  0.314
2018 Awartani O, Gautam B, Zhao W, Younts R, Hou J, Gundogdu K, Ade H. Polymer non-fullerene solar cells of vastly different efficiencies for minor side-chain modification: impact of charge transfer, carrier lifetime, morphology and mobility Journal of Materials Chemistry A. 6: 12484-12492. DOI: 10.1039/C7Ta01746D  0.306
2018 Lo CK, Gautam BR, Selter P, Zheng Z, Oosterhout SD, Constantinou I, Knitsch R, Wolfe RMW, Yi X, Brédas J, So F, Toney MF, Coropceanu V, Hansen MR, Gundogdu K, et al. Every Atom Counts: Elucidating the Fundamental Impact of Structural Change in Conjugated Polymers for Organic Photovoltaics Chemistry of Materials. 30: 2995-3009. DOI: 10.1021/Acs.Chemmater.8B00590  0.342
2017 Popescu A, Younts R, Hoffman BC, McAfee T, Dougherty DB, Ade PH, Gundogdu K, Bondarev IV. Monitoring Charge Separation Processes in Quasi-One-Dimensional Organic Crystalline Structures. Nano Letters. PMID 28873308 DOI: 10.1021/Acs.Nanolett.7B02471  0.355
2017 Kim T, Younts R, Lee W, Lee S, Gundogdu K, Kim BJ. Impact of the photo-induced degradation of electron acceptors on the photophysics, charge transport and device performance of all-polymer and fullerene–polymer solar cells J. Mater. Chem. A. 5: 22170-22179. DOI: 10.1039/C7Ta07535A  0.303
2017 Li Y, Zhong L, Gautam B, Bin H, Lin J, Wu F, Zhang Z, Jiang Z, Zhang Z, Gundogdu K, Li Y, Liao L. A near-infrared non-fullerene electron acceptor for high performance polymer solar cells Energy & Environmental Science. 10: 1610-1620. DOI: 10.1039/C7Ee00844A  0.326
2017 Nguyen TL, Lee TH, Gautam B, Park SY, Gundogdu K, Kim JY, Woo HY. Single Component Organic Solar Cells Based on Oligothiophene-Fullerene Conjugate Advanced Functional Materials. 27: 1702474. DOI: 10.1002/Adfm.201702474  0.337
2017 Kranthiraja K, Kim S, Lee C, Gunasekar K, Sree VG, Gautam B, Gundogdu K, Jin S, Kim BJ. The Impact of Sequential Fluorination of π-Conjugated Polymers on Charge Generation in All-Polymer Solar Cells Advanced Functional Materials. 27: 1701256. DOI: 10.1002/Adfm.201701256  0.336
2016 Zheng Z, Awartani OM, Gautam B, Liu D, Qin Y, Li W, Bataller A, Gundogdu K, Ade H, Hou J. Efficient Charge Transfer and Fine-Tuned Energy Level Alignment in a THF-Processed Fullerene-Free Organic Solar Cell with 11.3% Efficiency. Advanced Materials (Deerfield Beach, Fla.). PMID 27893177 DOI: 10.1002/Adma.201604241  0.321
2016 Zhu Z, Xue Q, He H, Jiang K, Hu Z, Bai Y, Zhang T, Xiao S, Gundogdu K, Gautam BR, Ade H, Huang F, Wong KS, Yip HL, Yang S, et al. A PCBM Electron Transport Layer Containing Small Amounts of Dual Polymer Additives that Enables Enhanced Perovskite Solar Cell Performance. Advanced Science (Weinheim, Baden-Wurttemberg, Germany). 3: 1500353. PMID 27711265 DOI: 10.1002/Advs.201500353  0.328
2016 Bondarev IV, Popescu A, Younts RA, Hoffman B, McAfee T, Dougherty DB, Gundogdu K, Ade HW. Lowest energy Frenkel and charge transfer exciton intermixing in one-dimensional copper phthalocyanine molecular lattice Applied Physics Letters. 109: 213302. DOI: 10.1063/1.4968821  0.333
2016 Liu J, Chen S, Qian D, Gautam B, Yang G, Zhao J, Bergqvist J, Zhang F, Ma W, Ade H, Inganäs O, Gundogdu K, Gao F, Yan H. Fast charge separation in a non-fullerene organic solar cell with a small driving force Nature Energy. 1. DOI: 10.1038/Nenergy.2016.89  0.306
2016 Uddin MA, Kim Y, Younts R, Lee W, Gautam B, Choi J, Wang C, Gundogdu K, Kim BJ, Woo HY. Controlling Energy Levels and Blend Morphology for All-Polymer Solar Cells via Fluorination of a Naphthalene Diimide-Based Copolymer Acceptor Macromolecules. 49: 6374-6383. DOI: 10.1021/Acs.Macromol.6B01414  0.344
2016 Cheema H, Younts R, Gautam B, Gundogdu K, El-Shafei A. Design and synthesis of BODIPY sensitizers with long alkyl chains tethered to N-carbazole and their application for dye sensitized solar cells Materials Chemistry and Physics. 184: 57-63. DOI: 10.1016/J.Matchemphys.2016.09.024  0.329
2016 Gautam BR, Younts R, Li W, Yan L, Danilov E, Klump E, Constantinou I, So F, You W, Ade H, Gundogdu K. Charge Photogeneration in Organic Photovoltaics: Role of Hot versus Cold Charge-Transfer Excitons Advanced Energy Materials. 6. DOI: 10.1002/Aenm.201501032  0.335
2015 Gautam BR, Lee C, Younts R, Lee W, Danilov EO, Kim B, Gundogdu K. Charge Generation Dynamics in Efficient All-Polymer Solar Cells: Influence of Polymer Packing and Morphology. Acs Applied Materials & Interfaces. PMID 26630116 DOI: 10.1021/Acsami.5B08531  0.339
2015 Cheema H, Younts R, Ogbose L, Gautam B, Gundogdu K, El-Shafei A. A femtosecond study of the anomaly in electron injection for dye-sensitized solar cells: the influence of isomerization employing Ru(II) sensitizers with anthracene and phenanthrene ancillary ligands. Physical Chemistry Chemical Physics : Pccp. 17: 2750-6. PMID 25500934 DOI: 10.1039/C4Cp04741A  0.329
2015 Gautam BR, Barrette A, Mai C, Yan L, Zhang Q, Danilov E, You W, Ade H, Gundogdu K. Direct Optical Observation of Stimulated Emission from Hot Charge Transfer Excitons in Bulk Heterojunction Polymer Solar Cells Journal of Physical Chemistry C. 119: 19697-19702. DOI: 10.1021/Acs.Jpcc.5B06557  0.342
2014 Cheema H, Islam A, Younts R, Gautam B, Bedja I, Gupta RK, Han L, Gundogdu K, El-Shafei A. More stable and more efficient alternatives of Z-907: carbazole-based amphiphilic Ru(II) sensitizers for dye-sensitized solar cells. Physical Chemistry Chemical Physics : Pccp. 16: 27078-87. PMID 25384752 DOI: 10.1039/C4Cp04120H  0.325
2014 Gökce B, Li Y, Escuti MJ, Gundogdu K. Femtosecond pulse shaping using the geometric phase. Optics Letters. 39: 1521-4. PMID 24690828 DOI: 10.1364/Ol.39.001521  0.542
2014 Mai C, Barrette A, Yu Y, Semenov YG, Kim KW, Cao L, Gundogdu K. Many-body effects in valleytronics: direct measurement of valley lifetimes in single-layer MoS2. Nano Letters. 14: 202-6. PMID 24325650 DOI: 10.1021/Nl403742J  0.383
2014 Barrette A, Mai C, Yu Y, Semenov Y, Jin Z, Kim KW, Cao L, Gundogdu K. Ultrafast valley relaxation dynamics in single layer semiconductors Proceedings of Spie - the International Society For Optical Engineering. 9198. DOI: 10.1117/12.2062401  0.304
2014 Mai C, Semenov YG, Barrette A, Yu Y, Jin Z, Cao L, Kim KW, Gundogdu K. Exciton valley relaxation in a single layer of WS2 measured by ultrafast spectroscopy Physical Review B - Condensed Matter and Materials Physics. 90. DOI: 10.1103/Physrevb.90.041414  0.302
2014 Cheema H, Islam A, Han L, Gautam B, Younts R, Gundogdu K, El-Shafei A. Influence of mono versus bis-electron-donor ancillary ligands in heteroleptic Ru(ii) bipyridyl complexes on electron injection from the first excited singlet and triplet states in dye-sensitized solar cells Journal of Materials Chemistry A. 2: 14228-14235. DOI: 10.1039/C4Ta01942C  0.333
2012 Gokce B, Gundogdu K, Aspnes DE. Control of the oxidation kinetics of H-terminated (111)Si by using the carrier concentration and the strain: A second-harmonic-generation investigation Journal of the Korean Physical Society. 60: 1685-1689. DOI: 10.3938/Jkps.60.1685  0.608
2012 Gokce B, Dougherty DB, Gundogdu K. Effect of p-type doping on the oxidation of H-Si(111) studied by second-harmonic generation Journal of Vacuum Science and Technology a: Vacuum, Surfaces and Films. 30. DOI: 10.1116/1.4721329  0.604
2011 Gokce B, Gundogdu K, Adles EJ, Aspnes DE. Back-reflection second-harmonic generation of (111)Si: Theory and experiment Journal of the Korean Physical Society. 58: 1237-1243. DOI: 10.3938/Jkps.58.1237  0.594
2011 Gokce B, Adles EJ, Aspnes DE, Gundogdu K. Measurement and control of in-plane surface chemistry during oxidation of H-terminated (111)Si Aip Conference Proceedings. 1399: 193-194. DOI: 10.1063/1.3666321  0.551
2011 Gokce B, Aspnes DE, Gundogdu K. Effect of strain on bond-specific reaction kinetics during the oxidation of H-terminated (111) Si Applied Physics Letters. 98. DOI: 10.1063/1.3567528  0.588
2011 Gokce B, Aspnes DE, Lucovsky G, Gundogdu K. Bond-specific reaction kinetics during the oxidation of (111) Si: Effect of n-type doping Applied Physics Letters. 98. DOI: 10.1063/1.3537809  0.61
2010 Gokce B, Adles EJ, Aspnes DE, Gundogdu K. Measurement and control of in-plane surface chemistry during the oxidation of H-terminated (111) Si. Proceedings of the National Academy of Sciences of the United States of America. 107: 17503-8. PMID 20876145 DOI: 10.1073/Pnas.1011295107  0.612
2009 Turner DB, Stone KW, Gundogdu K, Nelson KA. Three-dimensional electronic spectroscopy of excitons in GaAs quantum wells. The Journal of Chemical Physics. 131: 144510. PMID 19831455 DOI: 10.1063/1.3245964  0.329
2009 Stone KW, Turner DB, Gundogdu K, Cundiff ST, Nelson KA. Exciton-exciton correlations revealed by two-quantum, two-dimensional fourier transform optical spectroscopy. Accounts of Chemical Research. 42: 1452-61. PMID 19691277 DOI: 10.1021/Ar900122K  0.35
2009 Stone KW, Gundogdu K, Turner DB, Li X, Cundiff ST, Nelson KA. Two-quantum 2D FT electronic spectroscopy of biexcitons in GaAs quantum wells. Science (New York, N.Y.). 324: 1169-73. PMID 19478176 DOI: 10.1126/Science.1170274  0.329
2009 Zimmermann J, Gundogdu K, Cremeens ME, Bandaria JN, Hwang GT, Thielges MC, Cheatum CM, Romesberg FE. Efforts toward developing probes of protein dynamics: vibrational dephasing and relaxation of carbon-deuterium stretching modes in deuterated leucine. The Journal of Physical Chemistry. B. 113: 7991-4. PMID 19441845 DOI: 10.1021/Jp900516C  0.619
2009 Gundogdu K, Lucovsky G, Chung KB, Kim JW, Nordlund D. Application of non-linear optical second harmonic generation and X-ray absorption and spectroscopies to defect related properties of Hf silicate and Hf Si oxynitride gate dielectrics Microelectronic Engineering. 86: 1654-1657. DOI: 10.1016/J.Mee.2009.03.004  0.334
2004 Gündoǧdu K, Hall KC, Boggess TF, Deppe DG, Shchekin OB. Ultrafast electron capture into p-modulation-doped quantum dots Applied Physics Letters. 85: 4570-4572. DOI: 10.1063/1.1815371  0.302
2004 Sun HD, Macaluso R, Calvez S, Valentine GJ, Burns D, Dawson MD, Gundogdu K, Hall KC, Boggess TF, Jouhti T, Pessa M. Effects of rapid thermal annealing on the optical properties of low-loss 1.3 μm GalnNAs/GaAs saturable Bragg reflectors Journal of Applied Physics. 96: 1418-1424. DOI: 10.1063/1.1767612  0.33
2004 Gündoǧdu K, Hall KC, Boggess TF, Deppe DG, Shchekin OB. Efficient electron spin detection with positively charged quantum dots Applied Physics Letters. 84: 2793-2795. DOI: 10.1063/1.1695637  0.315
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