Robert Twieg - Publications

Affiliations: 
Chemistry Kent State University, Kent, OH, United States 
Area:
Analytical Chemistry

208 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
2018 Szilvasi T, Bao N, Nayani K, Yu H, Rai P, Twieg RJ, Mavrikakis M, Abbott NL. Redox-Triggered Orientational Responses of Liquid Crystals to Chlorine Gas. Angewandte Chemie (International Ed. in English). PMID 29931784 DOI: 10.1002/anie.201803194  0.6
2018 Nayani K, Rai P, Bao N, Yu H, Mavrikakis M, Twieg RJ, Abbott NL. Liquid Crystals with Interfacial Ordering that Enhances Responsiveness to Chemical Targets. Advanced Materials (Deerfield Beach, Fla.). e1706707. PMID 29782666 DOI: 10.1002/adma.201706707  0.6
2018 Szilvási T, Bao N, Yu H, Twieg RJ, Mavrikakis M, Abbott NL. The role of anions in adsorbate-induced anchoring transitions of liquid crystals on surfaces with discrete cation binding sites. Soft Matter. PMID 29308482 DOI: 10.1039/c7sm01981e  0.36
2017 Maiti B, Schubert A, Sarkar S, Bhandari S, Wang K, Li Z, Geva E, Twieg RJ, Dunietz BD. Enhancing charge mobilities in organic semiconductors by selective fluorination: a design approach based on a quantum mechanical perspective. Chemical Science. 8: 6947-6953. PMID 29147520 DOI: 10.1039/c7sc02491f  0.32
2016 Paul S, Ellman B, Tripathi S, Singh G, Twieg RJ. Development of a scanning time of flight microscope and its application to the study of charge transport in phase separated structured organic semiconductors Journal of Applied Physics. 119. DOI: 10.1063/1.4945429  1
2015 Li Z, Twieg RJ. Photocyclodehydrofluorination. Chemistry (Weinheim An Der Bergstrasse, Germany). 21: 15534-9. PMID 26360126 DOI: 10.1002/chem.201502473  1
2015 Pardaev SA, Williams JC, Twieg RJ, Jakli A, Gleeson JT, Ellman B, Sprunt S. Polar structure of disclination loops in nematic liquid crystals probed by second-harmonic-light scattering. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 91: 032501. PMID 25871132 DOI: 10.1103/PhysRevE.91.032501  1
2015 Peng F, Chen H, Tripathi S, Twieg RJ, Wu ST. Fast-response infrared phase modulator based on polymer network liquid crystal Optical Materials Express. 5: 265-273. DOI: 10.1364/OME.5.000265  1
2015 Peng F, Twieg RJ, Wu ST. Recent advances in IR liquid crystal spatial light modulators Proceedings of Spie - the International Society For Optical Engineering. 9565. DOI: 10.1117/12.2190697  1
2015 Peng F, Chen H, Tripathi S, Twieg RJ, Wu ST. Fast-response IR spatial light modulators with a polymer network liquid crystal Proceedings of Spie - the International Society For Optical Engineering. 9384. DOI: 10.1117/12.2081955  1
2015 Liu B, Rai P, Grezmak J, Twieg RJ, Singer KD. Coupling of exciton-polaritons in low-Q coupled microcavities beyond the rotating wave approximation Physical Review B - Condensed Matter and Materials Physics. 92. DOI: 10.1103/PhysRevB.92.155301  1
2015 Paul S, Ellman B, Tripathi S, Twieg RJ. Photogeneration and enhanced charge transport in aligned smectic liquid crystalline organic semiconductor Journal of Applied Physics. 118. DOI: 10.1063/1.4931913  1
2014 Lee MK, Rai P, Williams J, Twieg RJ, Moerner WE. Small-molecule labeling of live cell surfaces for three-dimensional super-resolution microscopy. Journal of the American Chemical Society. 136: 14003-6. PMID 25222297 DOI: 10.1021/ja508028h  1
2014 Breckon R, Chakraborty S, Zhang C, Diorio N, Gleeson JT, Sprunt S, Twieg RJ, Jákli A. Nanostructures of nematic materials of laterally branched molecules. Chemphyschem : a European Journal of Chemical Physics and Physical Chemistry. 15: 1457-62. PMID 24039014 DOI: 10.1002/cphc.201300578  1
2014 Peng F, Chen Y, Wu ST, Tripathi S, Twieg RJ. Low loss liquid crystals for infrared applications Liquid Crystals. 41: 1545-1552. DOI: 10.1080/02678292.2014.932452  1
2013 Lee MK, Williams J, Twieg RJ, Rao J, Moerner WE. Enzymatic activation of nitro-aryl fluorogens in live bacterial cells for enzymatic turnover-activated localization microscopy† Chemical Science (Royal Society of Chemistry : 2010). 42: 220-225. PMID 23894694 DOI: 10.1039/C2SC21074F  1
2013 Fouad F, Ellman B, Bunge S, Miller P, Twieg R. Liquid crystalline symmetrical 3,6-diaryl-1,2,4,5-tetrazines Molecular Crystals and Liquid Crystals. 582: 34-42. DOI: 10.1080/15421406.2013.791585  1
2012 Fouad F, Bunge SD, Ellman BD, Twieg RJ. Tetranaphthyleno[5,6-bcd:11,12-b'c'd':17,18-b''c''d'':23,24-b'''c'''d''']tetrafuran. Acta Crystallographica. Section C, Crystal Structure Communications. 68: o465-7. PMID 23124464 DOI: 10.1107/S0108270112040681  1
2012 Challa PK, Curtiss O, Williams JC, Twieg R, Toth J, McGill S, Jákli A, Gleeson JT, Sprunt SN. Light scattering from liquid crystal director fluctuations in steady magnetic fields up to 25 tesla. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 86: 011708. PMID 23005438 DOI: 10.1103/PhysRevE.86.011708  1
2011 Lew MD, Lee SF, Ptacin JL, Lee MK, Twieg RJ, Shapiro L, Moerner WE. Three-dimensional superresolution colocalization of intracellular protein superstructures and the cell surface in live Caulobacter crescentus. Proceedings of the National Academy of Sciences of the United States of America. 108: E1102-10. PMID 22031697 DOI: 10.1073/pnas.1114444108  1
2011 Chen Y, Xianyu H, Sun J, Kula P, Dabrowski R, Tripathi S, Twieg RJ, Wu ST. Low absorption liquid crystals for mid-wave infrared applications. Optics Express. 19: 10843-8. PMID 21643341 DOI: 10.1364/OE.19.010843  1
2010 Hong SH, Williams JC, Twieg RJ, Jákli A, Gleeson J, Sprunt S, Ellman B. Second-harmonic generation in a bent-core nematic liquid crystal. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 82: 041710. PMID 21230298 DOI: 10.1103/PhysRevE.82.041710  1
2010 Lee HL, Lord SJ, Iwanaga S, Zhan K, Xie H, Williams JC, Wang H, Bowman GR, Goley ED, Shapiro L, Twieg RJ, Rao J, Moerner WE. Superresolution imaging of targeted proteins in fixed and living cells using photoactivatable organic fluorophores. Journal of the American Chemical Society. 132: 15099-101. PMID 20936809 DOI: 10.1021/ja1044192  1
2010 Lord SJ, Lee HL, Samuel R, Weber R, Liu N, Conley NR, Thompson MA, Twieg RJ, Moerner WE. Azido push-pull fluorogens photoactivate to produce bright fluorescent labels. The Journal of Physical Chemistry. B. 114: 14157-67. PMID 19860443 DOI: 10.1021/jp907080r  1
2010 Lu L, Huang Y, Zhang K, Twieg R, Bos P, Auman B, Bhowmik A. 41.2: The use of fluorinated alignment layers to reduce image retention in liquid crystal displays 48th Annual Sid Symposium, Seminar, and Exhibition 2010, Display Week 2010. 1: 583-586.  1
2009 Lu Z, Liu N, Lord SJ, Bunge SD, Moerner WE, Twieg RJ. Bright, Red Single-Molecule Emitters: Synthesis and Properties of Environmentally Sensitive Dicyanomethylenedihydrofuran (DCDHF) Fluorophores with Bisaromatic Conjugation. Chemistry of Materials : a Publication of the American Chemical Society. 21: 797. PMID 20140061 DOI: 10.1021/cm801783f  1
2009 Pavani SR, Thompson MA, Biteen JS, Lord SJ, Liu N, Twieg RJ, Piestun R, Moerner WE. Three-dimensional, single-molecule fluorescence imaging beyond the diffraction limit by using a double-helix point spread function. Proceedings of the National Academy of Sciences of the United States of America. 106: 2995-9. PMID 19211795 DOI: 10.1073/pnas.0900245106  0.56
2009 Lord SJ, Conley NR, Lee HL, Nishimura SY, Pomerantz AK, Willets KA, Lu Z, Wang H, Liu N, Samuel R, Weber R, Semyonov A, He M, Twieg RJ, Moerner WE. DCDHF fluorophores for single-molecule imaging in cells. Chemphyschem : a European Journal of Chemical Physics and Physical Chemistry. 10: 55-65. PMID 19025732 DOI: 10.1002/cphc.200800581  1
2009 Samuel L, Conley NR, Lee HLD, Liu N, Samuel R, Twieg RJ, Moerner WE. Photoactivatable DCDHF fluorophores for single-molecule imaging Progress in Biomedical Optics and Imaging - Proceedings of Spie. 7190. DOI: 10.1117/12.809257  1
2009 Khairuddean M, Twieg RJ. Liquid crystals derived from semifluorinated alkoxybenzoyl hydrazines Molecular Crystals and Liquid Crystals. 503: 3-31. DOI: 10.1080/15421400902841478  1
2009 Zhang K, Liu N, Twieg RJ, Bos PJ. Tuning the sensitivity of a liquid crystal-based chemical/biological sensor using a novel double layer alignment film Liquid Crystals. 36: 1031-1035. DOI: 10.1080/02678290902761018  1
2008 Lord SJ, Conley NR, Lee HL, Samuel R, Liu N, Twieg RJ, Moerner WE. A photoactivatable push-pull fluorophore for single-molecule imaging in live cells. Journal of the American Chemical Society. 130: 9204-5. PMID 18572940 DOI: 10.1021/ja802883k  1
2008 Getmanenko YA, Twieg RJ. Unprecedented negishi coupling at C-br in the presence of a stannyl group as a convenient approach to pyridinylstannanes and their application in liquid crystal synthesis. The Journal of Organic Chemistry. 73: 830-9. PMID 18179227 DOI: 10.1021/jo701812t  1
2008 Platt AD, Day J, Anthony JE, Twieg RJ, Ostroverkhova O. Temperature dependent properties of novel functionalized anthradithiophene and dicyanomethylenedihydrofuran derivatives Optics Infobase Conference Papers. DOI: 10.1109/CLEO.2008.4550977  1
2008 Zhang K, Liu N, Twieg RJ, Auman BC, Bos PJ. Pretilt study of double-layer alignment film (DLAF) Liquid Crystals. 35: 1191-1197. DOI: 10.1080/02678290802444103  1
2008 Raymond JE, Ramakrishna G, Twieg RJ, Goodson T. Two-photon enhancement in organic nanorods Journal of Physical Chemistry C. 112: 7913-7921. DOI: 10.1021/jp7118058  1
2007 Wang H, Lu Z, Lord SJ, Moerner WE, Twieg RJ. Modifications of DCDHF single molecule fluorophores to impart water solubility. Tetrahedron Letters. 48: 3471-3474. PMID 19759848 DOI: 10.1016/j.tetlet.2007.03.026  1
2007 Lord SJ, Lu Z, Wang H, Willets KA, Schuck PJ, Lee HL, Nishimura SY, Twieg RJ, Moerner WE. Photophysical properties of acene DCDHF fluorophores: long-wavelength single-molecule emitters designed for cellular imaging. The Journal of Physical Chemistry. A. 111: 8934-41. PMID 17718454 DOI: 10.1021/jp0712598  1
2007 Conley NR, Pomerantz AK, Wang H, Twieg RJ, Moerner WE. Bulk and single-molecule characterization of an improved molecular beacon utilizing H-dimer excitonic behavior. The Journal of Physical Chemistry. B. 111: 7929-31. PMID 17583944 DOI: 10.1021/jp073310d  1
2007 Li H, Mao G, Singer KD, Lu Z, Weber R, Twieg RJ. Solvent effects on the nonlinear optical response of a potentiometric biological imaging dye Journal of the Optical Society of America B: Optical Physics. 24: 1310-1318. DOI: 10.1364/JOSAB.24.001310  1
2007 Bhaskar A, Ramakrishna G, Twieg RJ, Goodson T. Zinc sensing via enhancement of two-photon excited fluorescence Journal of Physical Chemistry C. 111: 14607-14611. DOI: 10.1021/jp076208p  1
2006 Lu Z, Weber R, Twieg RJ. Improved synthesis of DCDHF fluorophores with maleimide functional groups. Tetrahedron Letters. 47: 7213-7217. PMID 18584068 DOI: 10.1016/j.tetlet.2006.07.142  1
2006 Lu Z, Lord SJ, Wang H, Moerner WE, Twieg RJ. Long-wavelength analogue of PRODAN: synthesis and properties of Anthradan, a fluorophore with a 2,6-donor-acceptor anthracene structure. The Journal of Organic Chemistry. 71: 9651-7. PMID 17168582 DOI: 10.1021/jo0616660  1
2006 Bhaskar A, Ramakrishna G, Lu Z, Twieg R, Hales JM, Hagan DJ, Van Stryland E, Goodson T. Investigation of two-photon absorption properties in branched alkene and alkyne chromophores. Journal of the American Chemical Society. 128: 11840-9. PMID 16953624 DOI: 10.1021/ja060630m  1
2006 Duzhko V, Shi H, Singer KD, Semyonov AN, Twieg RJ. Controlled self-assembly of triphenylene-based molecular nanostructures. Langmuir : the Acs Journal of Surfaces and Colloids. 22: 7947-51. PMID 16952224 DOI: 10.1021/la060763l  1
2006 Nishimura SY, Lord SJ, Klein LO, Willets KA, He M, Lu Z, Twieg RJ, Moerner WE. Diffusion of lipid-like single-molecule fluorophores in the cell membrane. The Journal of Physical Chemistry. B. 110: 8151-7. PMID 16610918 DOI: 10.1021/jp0574145  1
2006 Duzhko V, Semyonov A, Twieg RJ, Singer KD. Correlated polaron transport in a quasi-one-dimensional liquid crystal Physical Review B - Condensed Matter and Materials Physics. 73. DOI: 10.1103/PhysRevB.73.064201  1
2006 Getmanenko YA, Twieg RJ, Ellman BD. 2,5-Dibromopyridine as a key building block in the synthesis of 2,5-disubstituted pyridine-based liquid crystals Liquid Crystals. 33: 267-288. DOI: 10.1080/02678290600567956  1
2006 Ellman B, Nene S, Semyonov AN, Twieg RJ. High mobility, low dispersion hole transport in 1,4-diiodobenzene Advanced Materials. 18: 2284-2288. DOI: 10.1002/adma.200500358  1
2006 Mao G, Petschek RG, Sanguinet L, Twieg RJ, Singer KD. Measuring kleinman-disallowed hyperpolarizabilities by time-resolved hyper-rayleigh scattering Optics Infobase Conference Papers 1
2005 Kim SY, Semyonov AN, Twieg RJ, Horwich AL, Frydman J, Moerner WE. Probing the sequence of conformationally induced polarity changes in the molecular chaperonin GroEL with fluorescence spectroscopy. The Journal of Physical Chemistry. B. 109: 24517-25. PMID 16375456 DOI: 10.1021/jp0534232  1
2005 Willets KA, Nishimura SY, Schuck PJ, Twieg RJ, Moerner WE. Nonlinear optical chromophores as nanoscale emitters for single-molecule spectroscopy. Accounts of Chemical Research. 38: 549-56. PMID 16028889 DOI: 10.1021/ar0401294  1
2005 Hudson K, Ellman B, Gettwert V, Getmanenko Y, Twieg RJ. Radiation-induced trapping and charge transport in a smectic liquid crystal Applied Physics Letters. 87: 1-3. DOI: 10.1063/1.2099543  1
2005 Sanguinet L, Twieg RJ, Wiggers G, Mao G, Singer KD, Petschek RG. Synthesis and spectral characterization of bisnaphthylmethyl and trinaphthylmethyl cations Tetrahedron Letters. 46: 5121-5125. DOI: 10.1016/j.tetlet.2005.05.138  1
2005 Lu Z, Twieg RJ. Copper-catalyzed aryl amination in aqueous media with 2- dimethylaminoethanol ligand Tetrahedron Letters. 46: 2997-3001. DOI: 10.1016/j.tetlet.2005.03.027  1
2005 Lu Z, Twieg RJ. A mild and practical copper catalyzed amination of halothiophenes Tetrahedron. 61: 903-918. DOI: 10.1016/j.tet.2004.11.017  1
2005 Schuck PJ, Willets KA, Fromm DP, Twieg RJ, Moerner WE. A novel fluorophore for two-photon-excited single-molecule fluorescence Chemical Physics. 318: 7-11. DOI: 10.1016/j.chemphys.2005.03.010  1
2005 Kaneko A, Lu Z, Wang H, Twieg R, Mao G, Singer K, Kaino T. Synthesis and characterization of nonlinear optical polymers containing chromophores with a pyrroline derivative as an acceptor Polymer Preprints, Japan. 54: 1343.  1
2005 Twieg R, Wang H, Lu Z, Kim SY, Lord S, Nishimura S, Schuck PJ, Willets KA, Moerner WE. Synthesis, properties and applications of Dicyanomethylenedihydrofuran (DCDHF) single molecule fluorophores Nonlinear Optics Quantum Optics. 34: 241-246.  1
2005 Sanguinet L, Williams JC, Twieg RJ, Mao G, Wiggers G, Petschek RG, Singer KD. Synthesis and MRS NLO characterization of new triarylmethyl Cations Nonlinear Optics Quantum Optics. 34: 41-44.  1
2005 Ostroverkhova O, Moerner WE, Chen Z, Asaro M, Sheldon M, He M, Twieg RJ. Recent advances in photorefractive organic materials Optics Infobase Conference Papers. 307-312.  1
2004 Lahankar SA, West R, Varnavski O, Xie X, Goodson T, Sukhomlinova L, Twieg R. Electronic interactions in a branched chromophore investigated by nonlinear optical and time-resolved spectroscopy. The Journal of Chemical Physics. 120: 337-44. PMID 15267294 DOI: 10.1063/1.1630309  1
2004 Park KH, Twieg RJ, Ravikiran R, Rhodes LF, Shick RA, Yankelevich D, Knoesen A. Synthesis and nonlinear-optical properties of vinyl-addition poly(norbornene)s Macromolecules. 37: 5163-5178. DOI: 10.1021/ma040044i  1
2004 Varnavski O, Goodson T, Sukhomlinova L, Twieg R. Ultrafast exciton dynamics in a branched molecule investigated by time-resolved fluorescence, transient absorption, and three-pulse photon echo peak shift measurements Journal of Physical Chemistry B. 108: 10484-10492. DOI: 10.1021/jp0495996  1
2004 Ranasinghe MI, Murphy P, Lu Z, Huang SD, Twieg RJ, Goodson T. Temperature dependence of excitation energy transport in a benzene branching molecular system Chemical Physics Letters. 383: 411-417. DOI: 10.1016/j.cplett.2003.11.051  1
2003 Chen Z, Asaro M, Ostroverkhova O, Moerner WE, He M, Twieg RJ. Self-trapping of light in an organic photorefractive glass. Optics Letters. 28: 2509-11. PMID 14690130  1
2003 Ostroverkhova O, He M, Twieg RJ, Moerner WE. Role of temperature in controlling performance of photorefractive organic glasses. Chemphyschem : a European Journal of Chemical Physics and Physical Chemistry. 4: 732-44. PMID 12901305 DOI: 10.1002/cphc.200200633  1
2003 Willets KA, Ostroverkhova O, He M, Twieg RJ, Moerner WE. Novel fluorophores for single-molecule imaging. Journal of the American Chemical Society. 125: 1174-5. PMID 12553812 DOI: 10.1021/ja029100q  1
2003 Ostroverkhova O, Moerner WE, He M, Twieg RJ. High-performance photorefractive organic glass with near-infrared sensitivity Applied Physics Letters. 82: 3602-3604. DOI: 10.1063/1.1577214  1
2003 He M, Twieg RJ, Gubler U, Wright D, Moerner WE. Synthesis and photorefractive properties of multifunctional glasses Chemistry of Materials. 15: 1156-1164. DOI: 10.1021/cm020702i  1
2003 He M, Twieg R, Gubler U, Wright D, Moerner WE. Synthesis and properties of glassy organic multifunctional photorefractive materials Optical Materials. 21: 353-357. DOI: 10.1016/S0925-3467(02)00163-5  1
2003 Lu Z, Twieg RJ, Huang SD. Copper-catalyzed amination of aromatic halides with 2-N,N-dimethylaminoethanol as solvent Tetrahedron Letters. 44: 6289-6292. DOI: 10.1016/S0040-4039(03)01536-3  1
2003 Singer KD, Petschek RG, Ostroverkhov V, Twieg RJ, Sukhomlinova L. Nonpolar second-order nonlinear and electrooptic materials: Axially ordered chiral polymers and liquid crystals Journal of Polymer Science, Part B: Polymer Physics. 41: 2744-2754. DOI: 10.1002/polb.10655  1
2003 Adorjan A, Stojadinovic S, Sukhomlinova L, Twieg R, Sprunt S. Light scattering study of a twist grain boundary liquid crystal Physical Review Letters. 90.  1
2003 Sinyukov AM, Hayden LM, He M, Twieg RJ. Progress in electro-optic polymers for broadband terahertz systems Osa Trends in Optics and Photonics Series. 88: 345-346.  1
2002 Shiyanovskaya I, Singer KD, Twieg RJ, Sukhomlinova L, Gettwert V. Electronic transport in smectic liquid crystals. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 65: 041715. PMID 12005854 DOI: 10.1103/PhysRevE.65.041715  1
2002 Varnavski OP, Ostrowski JC, Sukhomlinova L, Twieg RJ, Bazan GC, Goodson T. Coherent effects in energy transport in model dendritic structures investigated by ultrafast fluorescence anisotropy spectroscopy. Journal of the American Chemical Society. 124: 1736-43. PMID 11853451 DOI: 10.1021/ja011038u  1
2002 Bose A, He P, Liu C, Ellman BD, Twieg RJ, Huang SD. Strong electron-acceptor methylviologen dications confined in a 2D inorganic host: synthesis, structural characterization, charge transport and electrochemical properties of (MV)(0.25)V(2)O(5). Journal of the American Chemical Society. 124: 4-5. PMID 11772045 DOI: 10.1021/ja016865+  1
2002 Cao W, Finkelmann H, Kim ST, Munoz A, Palffy-Muhoray P, Taheri B, Twieg R. Mirrorless lasing in liquid crystalline materials Proceedings of Spie - the International Society For Optical Engineering. 4642: 55-61. DOI: 10.1117/12.470459  1
2002 Wright D, Gubler U, Sadhukhan S, Moerner WE, He M, Twieg R, DeClue M, Siegel J. Organic photorefractive material design strategies Proceedings of Spie - the International Society For Optical Engineering. 4462: 125-138. DOI: 10.1117/12.452727  1
2002 He M, Twieg RJ, Ostroverkhova O, Gubler U, Wright D, Moerner WE. Dicyanomethylenedihydrofuran photorefractive materials Proceedings of Spie - the International Society For Optical Engineering. 4802: 9-20. DOI: 10.1117/12.452454  1
2002 Ostroverkhova O, Gubler U, Wright D, He M, Twieg RJ, Moerner WE. High-performance photorefractive organic glasses: Understanding mechanisms and limitations Proceedings of Spie - the International Society For Optical Engineering. 4802: 21-32. DOI: 10.1117/12.452413  1
2002 Gubler U, He M, Wright D, Roh Y, Twieg R, Moerner WE. Monolithic photorefractive organic glasses with large coupling gain and strong beam fanning Advanced Materials. 14: 313-317. DOI: 10.1002/1521-4095(20020219)14:4<313::AID-ADMA313>3.0.CO;2-9  1
2001 Ostroverkhov V, Ostroverkhova O, Petschek RG, Singer KD, Sukhomlinova L, Twieg RJ. Optimization of the nonlinear optical response in chiral media Proceedings of Spie - the International Society For Optical Engineering. 4279: 25-36. DOI: 10.1117/12.429391  1
2001 Ostroverkhov V, Petschek RG, Singer KD, He M, Twieg RJ. Optimization of Λ-shaped molecules for second harmonic generation in media with nonpolar alignment Technical Digest - Summaries of Papers Presented At the Quantum Electronics and Laser Science Conference, Qels 2001. 17-18. DOI: 10.1109/QELS.2001.961790  1
2001 Ostroverkhov V, Ostroverkhova O, Petschek RG, Singer KD, Sukhomlinova L, Twieg RJ. Prospects for chiral nonlinear optical media Ieee Journal On Selected Topics in Quantum Electronics. 7: 781-792. DOI: 10.1109/2944.979339  1
2001 Wright D, Gubler U, Roh Y, Moerner WE, He M, Twieg RJ. High-performance photorefractive polymer composite with 2-dicyanomethylen-3-cyano-2,5-dihydrofuran chromophore Applied Physics Letters. 79: 4274-4276. DOI: 10.1063/1.1428120  1
2001 Ostroverkhov V, Petschek RG, Singer KD, Twieg RJ. Λ-like chromophores for chiral non-linear optical materials Chemical Physics Letters. 340: 109-115. DOI: 10.1016/S0009-2614(01)00406-7  1
2001 Taheri B, Munoz AF, Palffy-Muhoray P, Twieg R. Low threshold lasing in cholesteric liquid crystals Molecular Crystals and Liquid Crystals Science and Technology, Section a: Molecular Crystals and Liquid Crystals. 358: 73-82.  1
2001 Harris KD, Ayachitula R, Strutz SJ, Hayden LM, Twieg RJ. Dual-use chromophores for photorefractive and irreversible photochromic applications Applied Optics. 40: 2895-2901.  1
2001 Alvarez E, He M, Muñoz AF, Palffy-Muhoray P, Serak SV, Taheri B, Twieg R. Mirrorless lasing and energy transfer in cholesteric liquid crystals doped with laser dyes Molecular Crystals and Liquid Crystals Science and Technology Section a: Molecular Crystals and Liquid Crystals. 369: 75-82.  1
2000 Canva M, Galvan-Gonzalez A, Stegeman G, Twieg R, Chan P, Kowalczyk T, Lackritz H. Photostability and residual red-tail absorption of different chromophore-doped polymers Proceedings of Spie - the International Society For Optical Engineering. 4106: 104-114. DOI: 10.1117/12.408496  1
2000 He M, Twieg RJ. Synthesis and mesogenic properties of liquid crystals containing a methylene-1,4-Di-, tetra- or hexahydropyridine core unit Molecular Crystals and Liquid Crystals Science and Technology Section B: Nonlinear Optics. 25: 117-122.  1
2000 Dai T, Singer KD, Twieg RJ, Kowalczyk TC. Anomalous-dispersion phase-matched second-harmonic generation in polymer waveguides: Chromophores for increased efficiency and ultraviolet stability Journal of the Optical Society of America B: Optical Physics. 17: 412-421.  1
2000 Jang WG, Sun R, Twieg RJ, Yang DK. Dichroic dye-doped bistable polymer-stabilized cholesteric-texture light valve Journal of the Society For Information Display. 8: 73-77.  1
2000 Galvan-Gonzalez A, Meier J, Stegeman G, Canva M, Twieg R, Kowalczyk TC, Lackritz HS. Photodegradation mechanisms and pathways for electro-optic polymers Pacific Rim Conference On Lasers and Electro-Optics, Cleo - Technical Digest. 116-117.  1
2000 Le Duff AC, Ricci V, Pliska T, Canva M, Stegeman GI, Chan KP, Twieg R. Importance of chromophore environment on the near-infrared absorption of polymeric waveguides Applied Optics. 39: 947-953.  1
2000 Ostroverkhov V, Petschek RG, Singer KD, Sukhomlinova L, Twieg RJ, Wang SX, Chien LC. Measurements of the hyperpolarizability tensor by means of hyper-Rayleigh scattering Journal of the Optical Society of America B: Optical Physics. 17: 1531-1542.  1
1999 You F, Twieg RJ. Aromatic nucleophilic substitution with 4-hydroxypyridine Tetrahedron Letters. 40: 8759-8762.  1
1999 You F, Twieg RJ, Dyer D, Lee V. Synthesis and Properties of Liquid Crystals Containing the 4-Pyridone and Methylene-1,4-Dihydropyridine Structure Unit Molecular Crystals and Liquid Crystals Science and Technology Section a: Molecular Crystals and Liquid Crystals. 332: 399-406.  1
1999 Galvan-Gonzalez A, Canva M, Stegeman G, Marder S, Thayumanavan S, Twieg R. Systematic wavelength dependence of the photodegradation of polymers doped with electro-optic chromophores Iqec, International Quantum Electronics Conference Proceedings. 139-140.  1
1999 Galvan-Gonzalez A, Canva M, Stegeman GI, Twieg R, Kowalczyk TC, Lackritz HS. Effect of temperature and atmospheric environment on the photodegradation of some Disperse Red 1-type polymers Optics Letters. 24: 1741-1743.  1
1999 Ostrovekhov V, Ostroverkhova O, Petschek RG, Singer KD, Sukhomlinova L, Twieg RJ. `Quadrupolar' molecular nonlinear optics Iqec, International Quantum Electronics Conference Proceedings. 8-9.  1
1999 Wortmann R, Glania C, Krämer P, Lukaszuk K, Matschiner R, Twieg RJ, You F. Highly transparent and birefringent chromophores for organic photorefractive materials Chemical Physics. 245: 107-120.  1
1999 Fan R, Turon MJ, Langseth JE, Malliaras GG, Gu S, Sukhomlinova L, Twieg RJ. Epitaxially-Grown Oxadiazole Layers for Light Emitting Diodes International Conference On Digital Printing Technologies. 751-753.  1
1998 Wright D, Díaz-García MA, Casperson JD, Declue M, Moerner WE, Twieg RJ. High-speed photorefractive polymer composites Applied Physics Letters. 73: 1490-1492. DOI: 10.1063/1.122182  1
1998 Moylan CR, Wortmann R, Twieg RJ, McComb IH. Improved characterization of chromophores for photorefractive applications Journal of the Optical Society of America B: Optical Physics. 15: 929-932.  1
1998 Dyer DJ, Lee VY, Twieg RJ. A new class of liquid crystals: Methylene-1,4-dihydropyridines Liquid Crystals. 24: 271-281.  1
1998 Kowalczyk TC, Twieg RJ, Lackritz HL. Photochemical stability of EO chromophores American Chemical Society, Polymer Preprints, Division of Polymer Chemistry. 39: 1015-1016.  1
1998 Grunnet-Jepsen A, Thompson CL, Twieg RJ, Moerner WE. Amplified scattering in a high-gain photorefractive polymer Journal of the Optical Society of America B: Optical Physics. 15: 901-904.  1
1997 Moerner WE, Grunnet-Jepsen A, Thompson CL, Bratcher MS, Twieg RJ. Recent advances in photorefractive polymer materials Proceedings of Spie - the International Society For Optical Engineering. 3147: 84-94. DOI: 10.1117/12.284256  1
1997 Moylan CR, McComb IH, Twieg RJ, Wortmann RW. Characterization of photochromic and photorefractive chromophores Proceedings of Spie - the International Society For Optical Engineering. 2998: 295-302. DOI: 10.1117/12.264192  1
1997 Hedrick JL, Twieg R. Imide-aryl ether phenylquinoxalines 2 Polymer. 38: 995-999.  1
1997 Dyer DJ, Lee VY, Twieg RJ. The forgotten liquid crystals of Daniel Vorländer: A new look at mesogenic 4-pyridones Liquid Crystals. 23: 551-560.  1
1997 Dyer DJ, Schröder UP, Chan KP, Twieg RJ. Polymer-Stabilized Reflective Cholesteric Displays: Effects of Chiral Polymer Networks on Reflectance Properties Chemistry of Materials. 9: 1665-1669.  1
1997 Srinivasan S, Hedrick JL, Chan KP, Hawker CJ, Twieg R. Poly(aryl ether phenylquinoxalines) via anionic ring opening polymerization of macrocycles Macromolecular Symposia. 122: 101-109.  1
1997 Hedrick JL, Hawker CJ, Miller RD, Twieg R, Srinivasan SA, Trollsås M. Structure control in organic-inorganic hybrids using hyperbranched high-temperature polymers Macromolecules. 30: 7607-7610.  1
1997 Karis TE, Twieg RJ, Lundquist PM, Castro JF. Polarization of an organic monomeric glass Applied Physics Letters. 71: 3242-3244.  1
1997 Grunnet-Jepsen A, Thompson CL, Twieg RJ, Moerner WE. High performance photorefractive polymer with improved stability Applied Physics Letters. 70: 1515-1517.  1
1997 Prêtre P, Sidick E, Knoesen A, Dyer DJ, Twieg RJ. Optical dispersion properties of tricyanovinylaniline polymer thin films for ultrashort optical pulse diagnostics American Chemical Society, Polymer Preprints, Division of Polymer Chemistry. 38: 969-970.  1
1997 Ermer S, Lovejoy SM, Leung DS, Warren H, Moylan CR, Twieg RJ. Synthesis and Nonlinearity of Triene Chromophores Containing the Cyclohexene Ring Structure Chemistry of Materials. 9: 1437-1442.  1
1996 Srinivasan S, Twieg R, Hedrick JL, Hawker CJ. Heterocycle-activated aromatic nucleophilic substitution of AB2 poly(aryl ether phenylquinoxaline) monomers. 3 Macromolecules. 29: 8543-8545. DOI: 10.1021/ma960939y  1
1996 Twieg R, Matray T, Hedrick JL. Poly(aryl ether benzimidazoles) Macromolecules. 29: 7335-7341.  1
1996 Prime RB, Chiou GY, Twieg RJ. Evaluation of the thermal stability of some nonlinear optical chromophores Journal of Thermal Analysis. 46: 1133-1150.  1
1996 Moerner WE, Burland DM, Moylan CR, Twieg RJ. Mechanisms of photorefractivity in polymer composites American Chemical Society, Polymer Preprints, Division of Polymer Chemistry. 37: 129-130.  1
1996 Matray TJ, Twieg RJ, Hedrick JL. Poly(aryl ether benzazole)s: Self-Polymerization of AB Monomers via Benzimidazole-Activated Ether Synthesis Acs Symposium Series. 624: 266-275.  1
1996 Ondris-Crawford RJ, Lander LM, Frank CW, Twieg RJ. Effect of phenyl benzoate self-assembled monolayers on liquid crystal alignment Materials Research Society Symposium - Proceedings. 424: 311-316.  1
1996 Twieg RJ, Chu V, Nguyen C, Dannels CM, Viney C. Tolane oligomers: Model thermotropic liquid crystals Liquid Crystals. 20: 287-292.  1
1996 Gorria P, Nguyen HT, Twieg RJ, Betterton K, Sigaud G. Influence of structure on smectic A-smectic A phase separation Liquid Crystals. 21: 523-530.  1
1996 Taft G, Murnane MM, Kapteyn HC, Yankelevich DR, Knoesen A, Twieg RJ. 13 fs frequency-resolved optical gating measurements with thin poled nonlinear polymers Springer Series in Chemical Physics. 62: 167-168.  1
1996 Poga C, Lundquist PM, Lee V, Shelby RM, Twieg RJ, Burland DM. Polysiloxane-based photorefractive polymers for digital holographic data storage Applied Physics Letters. 69: 1047-1049.  1
1996 Yankelevich DR, Prêtre P, Knoesen A, Taft G, Murnane MM, Kapteyn HC, Twieg RJ. Molecular engineering of polymer films for amplitude and phase measurements of Ti:sapphire femtosecond pulses Optics Letters. 21: 1487-1489.  1
1995 Wróbel S, Hiller S, Pfeiffer M, Marzec M, Haase W, Twieg R, Betterton K. Collective and molecular processes in a new class of ferroelectric liquid crystals Liquid Crystals. 18: 21-29. DOI: 10.1080/02678299508036586  1
1995 Miller RD, Lee VY, Twieg RJ. Functionalized azo dyes by direct Ullmann coupling Journal of the Chemical Society, Chemical Communications. 245-246. DOI: 10.1039/C39950000245  1
1995 Kim SJ, Karis TE, Twieg RJ. Long-term stability of supercooled liquid of branched molecule Journal of Materials Science Letters. 14: 901-903. DOI: 10.1007/BF00639320  1
1995 Hill RA, Pretre P, Knoesen A, Yankelevich DR, Twieg R. Optically initiated electric field poling of nonlinear polymers Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-Leos. 2: 345-347.  1
1995 Silence SM, Scott JC, Stankus JJ, Moerner WE, Moylan CR, Bjorklund GC, Twieg RJ. Photorefractive polymers based on dual-function dopants Journal of Physical Chemistry. 99: 4096-4105.  1
1994 Silence SM, Twieg RJ, Bjorklund GC, Moerner WE. Quasinondestructive readout in a photorefractive polymer Physical Review Letters. 73: 2047-2050. DOI: 10.1103/PhysRevLett.73.2047  1
1994 Laffitte JD, Mauzac M, Twieg RJ, Nguyen HT, Sigaud G. Side chain polysiloxanes with fluorinated mesogenic groups. The role of the fluorine content on the properties of the smectic A state Liquid Crystals. 16: 223-233. DOI: 10.1080/02678299408029148  1
1994 Vidakovic P, Zyss J, Kim D, Toruellas W, Stegeman G, Moerner WE, Twieg R, Bjorklund G. Cascading of second-order processes in quadratic molecular media at the origin of very large cubic effects Synthetic Metals. 67: 303-307. DOI: 10.1016/0379-6779(94)90061-2  1
1994 Purtell RJ, Pomerantz M, Chuang SF, Jackman T, Twieg RJ. Information depth in EELS of an organic solid Surface Science. 321: L209-L213. DOI: 10.1016/0039-6028(94)90176-7  1
1994 Strukelj M, Hedrick JC, Hedrick JL, Twieg RJ. Solvent effects on the preparation of novel amorphous poly(aryl ether benzil)s Macromolecules®. 27: 6277-6285.  1
1994 Burland DM, Miller RD, Twieg RJ, Volksen W, Walsh CA. Assessment of polymeric materials for second-harmonic generation and electro-optic applications Molecular Crystals and Liquid Crystals Science and Technology Section B: Nonlinear Optics. 7: 189-192.  1
1994 Carter KR, Hedrick JL, Twieg RJ, Matray TJ, Walsh CA. Synthesis and characterization of main-chain high-temperature nonlinear optical-active polymers. Poly(aryl ether-oxazoles) Macromolecules. 27: 4851-4852.  1
1994 Vidakovic P, Zyss J, Kim D, Toruellas W, Stegeman G, Moerner W, Twieg R, Bjorklund G. Very large cubic nonlinearities in quadratic molecular media induced by cascading second order processes Conference On Lasers and Electro-Optics Europe - Technical Digest. 204-205.  1
1994 Kim DY, Torruellas WE, Bosshard C, Stegeman GI, Vidakovik P, Zyss J, Moerner WE, Twieg R, Bjorklund G. Second-order cascading as the origin of large third-order effects in single crystal core fibers Proceedings of the International Quantum Electronics Conference (Iqec'94). 16-17.  1
1993 Viney C, Brown DJ, Dannels CM, Twieg RJ. High strength disclinations in a rigid rod nematic polytolane Liquid Crystals. 13: 95-100. DOI: 10.1080/02678299308029056  1
1993 Stähelin M, Walsh CA, Burland DM, Miller RD, Twieg RJ, Volksen W. Orientational decay in poled second-order nonlinear optical guest-host polymers: Temperature dependence and effects of poling geometry Journal of Applied Physics. 73: 8471-8479. DOI: 10.1063/1.353421  1
1993 Labadie JW, Carter KR, Hedrick JL, Jonsson H, Kim SY, Twieg RJ. Cyclic ureas as solvents for poly(aryl ether) synthesis Polymer Bulletin. 30: 25-31. DOI: 10.1007/BF00296230  1
1993 Hedrick J, Twieg R, Matray T, Carter K. Heterocycle-activated aromatic nucleophilic substitution: Poly(aryl ether phenylquinoxalines). 2 Macromolecules. 26: 4833-4839.  1
1993 Moylan CR, Twieg RJ, Lee VY, Swanson SA, Betterton KM, Miller RD. Nonlinear optical chromophores with large hyperpolarizabilities and enhanced thermal stabilities Journal of the American Chemical Society. 115: 12599-12600.  1
1993 Moylan CR, Miller RD, Twieg RJ, Betterton KM, Lee VY, Matray TJ, Nguyen C. Synthesis and nonlinear optical properties of donor-acceptor substituted triaryl azole derivatives Chemistry of Materials. 5: 1499-1508.  1
1993 Walsh CA, Burland DM, Lee VY, Miller RD, Smith BA, Twieg RJ, Volksen W. Orientation relaxation in electric field poled guest-host and side-chain polymers below Tg Macromolecules. 26: 3720-3722.  1
1992 Terri BD, Twieg RJ, Nguyen C, Sigaud G, Nguyen HT. Force microscopy of chiral liquid-crystal surfaces Epl. 19: 85-90. DOI: 10.1209/0295-5075/19/2/005  1
1992 Twieg R, Betterton K, DiPietro R, Gravert D, Nguyen C, Nguyen HT, Babeau A, Destrade C, Sigaud G. Remarkable Influence of Fluorination in Smectic and Ferroelectric Liquid Crystals Molecular Crystals and Liquid Crystals Science and Technology. Section a. Molecular Crystals and Liquid Crystals. 217: 201-206. DOI: 10.1080/10587259208046901  1
1992 Twieg R, Ebert M, Jungbauer D, Lux M, Reck B, Swalen J, Teraoka I, Willson CG, Yoon DY, Zentel R. Nonlinear Optical Epoxy Polymers with Polar Tolan Chromophores Molecular Crystals and Liquid Crystals Science and Technology. Section a. Molecular Crystals and Liquid Crystals. 217: 19-24. DOI: 10.1080/10587259208046870  1
1992 Bouchta A, Nguyen HT, Achard MF, Hardouin F, Destrade C, Twieg RJ, Maaroufi A, Isaert N. New tgba series exhibiting a SC*SASA*N* phase sequence Liquid Crystals. 12: 575-591. DOI: 10.1080/02678299208029094  1
1992 Burland DM, Miller RD, Reiser O, Twieg RJ, Walsh CA. The design, synthesis, and evaluation of chromophores for second-harmonic generation in a polymer waveguide Journal of Applied Physics. 71: 410-417. DOI: 10.1063/1.350724  1
1991 Ducharme S, Scott JC, Twieg RJ, Moerner WE. Ducharme et al. reply Physical Review Letters. 67: 2590. DOI: 10.1103/PhysRevLett.67.2590  1
1991 Ducharme S, Scott JC, Twieg RJ, Moerner WE. Observation of the photorefractive effect in a polymer Physical Review Letters. 66: 1846-1849. DOI: 10.1103/PhysRevLett.66.1846  1
1991 Nabor MF, Nguyen HT, Destrade C, Marcerou JP, Twieg RJ. Synthesis and ferroelectric properties of laterally substituted fluoro liquid crystals derived from 4-mercaptobenzoic acid Liquid Crystals. 10: 785-797. DOI: 10.1080/02678299108036453  1
1991 Nguyen HT, Sigaud G, Achard MF, Hardouin F, Twieg RJ, Betterton K. Rod-like mesogens with antipathetic fluorocarbon and hydrocarbon tails Liquid Crystals. 10: 389-396. DOI: 10.1080/02678299108026285  1
1991 Twieg RJ, Betterton K, Hinsberg W, Wong P, Tang W, Nguyen HT. Synthesis ano ferroelectric properties of liquid crystals derived from 4-mercaptobenzoic acid Ferroelectrics. 114: 295-308. DOI: 10.1080/00150199108221593  1
1991 Nguyen HT, Nabor MF, Destrade C, Twieg RJ, Isaert N. Helical smectic a* phase (tgba phase) in some tolan series Ferroelectrics. 121: 187-204. DOI: 10.1080/00150199108217623  1
1991 Pfeiffer M, Soto G, Wrobel S, Haase W, Twieg R, Betterton K. The strong temperature dependent goldstone mode relaxation frequency in a broad range smc* phase Ferroelectrics. 121: 55-68. DOI: 10.1080/00150199108217610  1
1991 Teraoka I, Jungbauer D, Reck B, Yoon DY, Twieg R, Willson CG. Stability of nonlinear optical characteristics and dielectric relaxations of poled amorphous polymers with main-chain chromophores Journal of Applied Physics. 69: 2568-2576. DOI: 10.1063/1.348645  1
1991 Jungbauer D, Teraoka I, Yoon DY, Reck B, Swalen JD, Twieg R, Willson CG. Second-order nonlinear optical properties and relaxation characteristics of poled linear epoxy polymers with tolane chromophores Journal of Applied Physics. 69: 8011-8017. DOI: 10.1063/1.347497  1
1991 Teraoka I, Siemens RL, Twieg RJ, Betterton K. Dielectric studies of ferroelectric liquid crystals Thermochimica Acta. 192: 47-54. DOI: 10.1016/0040-6031(91)87146-N  1
1991 Schulte A, Hallmark VM, Twieg R, Song K, Rabolt JF. Structural studies of semifluorinated n-alkanes. 4. Synthesis and characterization of F(CF2)nC6H4(CF2)nF by conventional and fourier transform Raman spectroscopy Macromolecules. 24: 3901-3905.  1
1991 Geddes NJ, Jurich MC, Swalen JD, Twieg R, Rabolt JF. Structural study of a new Langmuir-Blodgett material designed for nonlinear optical applications The Journal of Chemical Physics. 94: 1603-1612.  1
1990 Sigaud G, Nguyen HT, Achard MF, Twieg RJ. Consolute critical point for two smectic-A phases. Physical Review Letters. 65: 2796-2799. PMID 10042697 DOI: 10.1103/PhysRevLett.65.2796  1
1990 Richter W, Reimer D, Fung BM, Twieg RJ, Betterton K. Orientational ordering of ferroelectric thiobenzoate liquid crystals Liquid Crystals. 8: 687-699. DOI: 10.1080/02678299008047380  1
1990 Nguyen HT, Destrade C, Twieg RJ, Betterton K. Reentrant phenomenon in cyanoaryl alkylthioxybenzoates and cyanobenzoyloxyphenyl alkylthiobenzoates Liquid Crystals. 8: 419-427. DOI: 10.1080/02678299008047357  1
1990 Viney C, Twieg RJ, Dannels CM, Chang MY. Nematic phases of rigid rod polytolans Molecular Crystals and Liquid Crystals Letters. 7: 147-151. DOI: 10.1080/01406566.1990.10767068  1
1990 Jungbauer D, Reck B, Twieg R, Yoon DY, Willson CG, Swalen JD. Highly efficient and stable nonlinear optical polymers via chemical cross-linking under electric field Applied Physics Letters. 56: 2610-2612. DOI: 10.1063/1.102853  1
1990 Song K, Twieg RJ, Rabolt JF. Low-temperature crystal-crystal phase transitions in triblock semifluorinated n-alkanes Macromolecules. 23: 3712-3714.  1
1990 Kapitza H, Zentel R, Twieg RJ, Nguyen C, Vallerien SU, Kremer F, Willson CG. Ferroelectric liquid crystalline polysiloxanes with high spontaneous polarization and possible applications in nonlinear optics Advanced Materials. 2: 539-543.  1
1989 Eich M, Looser H, Yoon DY, Twieg R, Bjorklund G, Baumert JC. Second-harmonic generation in poled organic monomeric glasses Journal of the Optical Society of America B: Optical Physics. 6: 1590-1597. DOI: 10.1364/JOSAB.6.001590  1
1989 Bosshard C, Sutter K, Gunter P, Chapuis G, Twieg RJ, Dobrowolsky D. Linear and nonlinear optical properties of 2-cyclooctylamino-5-nitropyridine (coanp) Proceedings of Spie - the International Society For Optical Engineering. 1017: 207-211. DOI: 10.1117/12.949980  1
1989 Viney C, Twieg RJ, Russell TP, Depero LE. The structural basis of transitions between highly ordered smectic phases in semifluorinated alkanes Liquid Crystals. 5: 1783-1788. DOI: 10.1080/02678298908045688  1
1989 Twieg RJ, Betterton K, Nguyen HT, Tang W, Hinsberg W. Ferroelectric α-Chloroester Thiobenzoate Liquid Crystals Ferroelectrics. 91: 243-265. DOI: 10.1080/00150198908015742  1
1989 Eich M, Sen A, Looser H, Bjorklund GC, Swalen JD, Twieg R, Yoon DY. Corona poling and real-time second-harmonic generation study of a novel covalently functionalized amorphous nonlinear optical polymer Journal of Applied Physics. 66: 2559-2567. DOI: 10.1063/1.344220  1
1989 Looser H, Risk WP, Twieg RJ, Bjorklund GC. Resonantly enhanced second harmonic generation in the charge transfer band of DAN . 22-24.  1
1989 Ducharme S, Bjorklund GC, Looser H, Twieg RJ, Moerner WE. Possibility for photorefractive effects in organic electrooptic crystals . 98.  1
1988 Eich M, Sen A, Looser H, Yoon DY, Bjorklund GC, Twieg R, Swalen JD. In situ measurements of corona poling induced SHG in amorphous polymers Proceedings of Spie - the International Society For Optical Engineering. 971: 128-135. DOI: 10.1117/12.948224  1
1988 Sutter K, Bosshard C, Ehrensperger M, Günter P, Twieg RJ. Nonlinear Optical and Electrooptical Effects in 2-Methyl-4-Nitro-N-Methylaniline (MNMA) Crystals Ieee Journal of Quantum Electronics. 24: 2362-2366. DOI: 10.1109/3.14363  1
1988 Twieg RJ, Rabolt JF. STRUCTURAL STUDIES OF SEMIFLUORINATED n-ALKANES. 3. SYNTHESIS AND CHARACTERIZATION OF F(CF//2)//n(CH//2)//m(CF//2)//nF Macromolecules. 21: 1806-1811.  1
1987 Baumert JC, Twieg RJ, Bjorklund GC, Logan JA, Dirk CW. Crystal growth and characterization of 4-(N,N-dimethylamino)-3- acetamidonitrobenzene, a new organic material for nonlinear optics Applied Physics Letters. 51: 1484-1486. DOI: 10.1063/1.98662  1
1987 Baumert JC, Twieg RJ, Bjorklund GC, Logan JA, Dirk CW. DAN: A NEW ORGANIC NONLINEAR MATERIAL FOR FREQUENCY DOUBLING OF 1. 06- mu M RADIATION . 210-211.  1
1986 Twieg RJ, Dirk CW. Molecular and crystal structure of the nonlinear optical material: 2-(N-prolinol)-5-nitropyridine (PNP) The Journal of Chemical Physics. 85: 3537-3543.  1
1986 Dirk CW, Twieg RJ, Wagnière G. The contribution of π electrons to second harmonic generation in organic molecules Journal of the American Chemical Society. 108: 5387-5395.  1
1986 Russell TP, Rabolt JF, Twieg RJ, Siemens RL, Farmer BL. Structural characterization of semifluorinated n-alkanes. 2. Solid-solid transition behavior Macromolecules. 19: 1135-1143.  1
1985 Twieg R, Rabolt J, Russell T. SYNTHESIS AND CHARACTERIZATION OF TRIBLOCK PERFLUOROALKYLALKANES (PFAA) AS MODELS FOR SEMIFLEXIBLE POLYMERS American Chemical Society, Polymer Preprints, Division of Polymer Chemistry. 26: 234-235.  1
1984 Gendler P, Twieg R, Jaffe A. CHEMISTRY OF LEUCODYES FOR MOLECULAR MATRIX PRINTING . 256-258.  1
1984 Farmer BL, Rabolt JF, Twieg R, Russell TP. MOLECULAR PACKING IN SEMIFLUORINATED N-ALKANES Polymeric Materials Science and Engineering, Proceedings of the Acs Division of Polymeric Material. 51: 192.  1
1984 Rabolt JF, Russell TP, Twieg RJ. Structural studies of semifluorinated n-alkanes. 1. Synthesis and characterization of F(CF2)n(CH2)mH in the solid state Macromolecules. 17: 2786-2794.  1
1983 Azema A, Twieg R, Jain K. Highly efficient shg and povrder phase matching properties of benzene and pyridine derivatives Proceedings of Spie - the International Society For Optical Engineering. 400: 183-186. DOI: 10.1117/12.935497  1
1983 Twieg R, Rabolt JF. INVESTIGATION OF THE RAMAN-ACTIVE LONGITUDINAL ACOUSTICAL MODE (LAM) IN SEMIFLUORINATED n-ALKANES Journal of Polymer Science. Polymer Letters Edition. 21: 901-906. DOI: 10.1002/pol.1983.130211107  1
1983 Twieg R, Jain K, Azema A. ORGANIC MATERIALS FOR NONLINEAR OPTICS: NEW EFFICIENT DERIVATIVES OF NITROBENZENE AND NITROPYRIDINE . 234-235.  1
1983 Chai HD, Crowley JI, Gendler P, Grant BD, Jones CR, Twieg RJ. DROP-ON-DEMAND INK JET PRINTING METHOD Ibm Technical Disclosure Bulletin. 26: 2937.  1
1982 Twieg R, Azema A, Jain K, Cheng YY. Organic materials for non-linear optics nitropyridine derivatives Chemical Physics Letters. 92: 208-211. DOI: 10.1016/0009-2614(82)80108-5  1
1982 Rabolt JF, Twieg R, Snyder C. The influence of double bonds on the Raman active longitudinal acoustical model (LAM) in trans-alkenes The Journal of Chemical Physics. 76: 1646-1653.  1
1982 Twieg RJ, Jain K, Cheng YY, Crowley JI, Azema A. NEW ORGANIC MATERIALS WITH EXCEPTIONALLY LARGE SECOND-ORDER OPTICAL NONLINEARITY American Chemical Society, Polymer Preprints, Division of Polymer Chemistry. 23: 147-148.  1
1981 Grant BD, Clecak NJ, Twieg RJ, Willson CG. Deep UV Photoresists I. Meldrum's Diazo Sensitizer Ieee Transactions On Electron Devices. 28: 1300-1305. DOI: 10.1109/T-ED.1981.20604  1
1981 Jain K, Crowley JI, Hewig GH, Cheng YY, Twieg RJ. Optically non-linear organic materials Optics and Laser Technology. 13: 297-301. DOI: 10.1016/0030-3992(81)90033-5  1
1977 Vedejs E, Wilber WR, Twieg R. An abortive (CH)12 synthesis. Cis-fused divinyl cyclopropanes which cannot cope Journal of Organic Chemistry. 42: 401-409.  1
1976 Dauben WG, Rivers GT, Twieg RJ, Zimmerman WT. Efficient syntheses of barrelene and Nenitzescu's hydrocarbon Journal of Organic Chemistry. 41: 887-889.  1
1974 Dauben WG, Twieg RJ. A facile cleavage of homocuneone involving a bishomocyclopentadienyl anion Tetrahedron Letters. 15: 531-534. DOI: 10.1016/S0040-4039(01)82263-2  1
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