Doo-Hyun Ko, Ph.D. - Publications

Affiliations: 
2010 Chemistry University of North Carolina, Chapel Hill, Chapel Hill, NC 
Area:
Structure and Dynamics of Liquid and Polymer Crystals

44 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 Lim JW, Kwon H, Kim SH, You Y, Goo JS, Ko D, Lee HJ, Kim D, Chung I, Kim TG, Kim DH, Shim JW. Unprecedentedly high indoor performance (efficiency > 34 %) of perovskite photovoltaics with controlled bromine doping Nano Energy. 75: 104984. DOI: 10.1016/J.Nanoen.2020.104984  0.393
2020 Nam M, Na J, Shin J, Lee HH, Chang R, Ko D. Alternative sequential deposition for optimization-free multi-component organic bulk heterojunctions Nano Energy. 74: 104883. DOI: 10.1016/J.Nanoen.2020.104883  0.323
2020 Nam M, Baek S, Ko D. Unraveling optimal interfacial conditions for highly efficient and reproducible organic photovoltaics under low light levels Applied Surface Science. 526: 146632. DOI: 10.1016/J.Apsusc.2020.146632  0.376
2019 Cho J, Hwang S, Ko DH, Chung S. Transparent ZnO Thin-Film Deposition by Spray Pyrolysis for High-Performance Metal-Oxide Field-Effect Transistors. Materials (Basel, Switzerland). 12. PMID 31635035 DOI: 10.3390/Ma12203423  0.318
2019 Park Y, Ahn H, Lee K, Kim JH, Nam M, Cho J, Han JS, Kim SK, Ko DH. All-solution-processed Si films with broadband and omnidirectional light absorption. Nanotechnology. PMID 31242465 DOI: 10.1088/1361-6528/Ab2D05  0.632
2019 Nam M, Yoo J, Park Y, Noh HY, Park Y, Cho J, Kim J, Kim J, Lee HH, Chang R, Ko D. Ternary blend organic solar cells with improved morphological stability Journal of Materials Chemistry A. 7: 9698-9707. DOI: 10.1039/C9Ta00382G  0.391
2019 Nam M, Noh HY, Kang J, Cho J, Min BK, Shim JW, Ko D. Semi-transparent quaternary organic blends for advanced photovoltaic applications Nano Energy. 58: 652-659. DOI: 10.1016/J.Nanoen.2019.01.090  0.35
2019 Shin S, Vincent P, Bae J, Lee JJ, Nam M, Ko D, Kim H, Shim JW. Quaternary indoor organic photovoltaic device demonstrating panchromatic absorption and power conversion efficiency of 10 Dyes and Pigments. 163: 48-54. DOI: 10.1016/J.Dyepig.2018.11.043  0.412
2019 Nam M, Kang J, Shin J, Na J, Park Y, Cho J, Kim B, Lee HH, Chang R, Ko D. Ternary Organic Blend Approaches for High Photovoltaic Performance in Versatile Applications Advanced Energy Materials. 9: 1901856. DOI: 10.1002/Aenm.201901856  0.331
2019 You Y, Song CE, Hoang QV, Kang Y, Goo JS, Ko D, Lee J, Shin WS, Shim JW. Indoor Organic Photovoltaics: Highly Efficient Indoor Organic Photovoltaics with Spectrally Matched Fluorinated Phenylene-Alkoxybenzothiadiazole-Based Wide Bandgap Polymers (Adv. Funct. Mater. 27/2019) Advanced Functional Materials. 29: 1970183. DOI: 10.1002/Adfm.201970183  0.405
2019 Nam M, Noh HY, Cho J, Park Y, Shin S, Kim J, Kim J, Lee HH, Shim JW, Ko D. All‐Day Operating Quaternary Blend Organic Photovoltaics Advanced Functional Materials. 29: 1900154. DOI: 10.1002/Adfm.201900154  0.305
2018 Nam M, Huh JY, Park Y, Hong YC, Ko D. Interfacial Modification Using Hydrogenated TiO2 Electron-Selective Layers for High-Efficiency and Light-Soaking-Free Organic Solar Cells Advanced Energy Materials. 8: 1703064. DOI: 10.1002/Aenm.201703064  0.355
2017 Nam M, Cha M, Lee HH, Hur K, Lee KT, Yoo J, Han IK, Kwon SJ, Ko DH. Long-term efficient organic photovoltaics based on quaternary bulk heterojunctions. Nature Communications. 8: 14068. PMID 28091606 DOI: 10.1038/Ncomms14068  0.606
2015 Park JK, Lee GY, Jung K, Ko DH, Han IK, Ko H. Enhanced triplet-triplet annihilation in bicomponent organic systems by using a gap plasmon resonator. Nanoscale. PMID 26172422 DOI: 10.1039/C5Nr02813B  0.311
2015 Lee KT, Park JH, Kwon SJ, Kwon HK, Kyhm J, Kwak KW, Jang HS, Kim SY, Han JS, Lee SH, Shin DH, Ko H, Han IK, Ju BK, Kwon SH, ... Ko DH, et al. Simultaneous enhancement of upconversion and downshifting luminescence via plasmonic structure. Nano Letters. 15: 2491-7. PMID 25756859 DOI: 10.1021/nl5049803  0.582
2015 Nam M, Park J, Lee K, Kim SW, Ko H, Han IK, Ko DH. A multifunctional fullerene interlayer in colloidal quantum dot-based hybrid solar cells Journal of Materials Chemistry A. 3: 10585-10591. DOI: 10.1039/C5Ta00854A  0.368
2015 Samal M, Barange N, Ko DH, Yun K. Graphene Quantum Rings Doped PEDOT:PSS Based Composite Layer for Efficient Performance of Optoelectronic Devices Journal of Physical Chemistry C. 119: 19619-19627. DOI: 10.1021/Acs.Jpcc.5B05225  0.36
2015 Aqoma H, Barange N, Ryu I, Yim S, Do YR, Cho S, Ko DH, Jang SY. Simultaneous Improvement of Charge Generation and Extraction in Colloidal Quantum Dot Photovoltaics Through Optical Management Advanced Functional Materials. 25: 6241-6249. DOI: 10.1002/Adfm.201502664  0.393
2014 Barange N, Kim YD, Ko H, Park JS, Park B, Ko DH, Han IK. Blue inorganic light emitting diode on flexible polyimide substrate using laser lift-off process. Journal of Nanoscience and Nanotechnology. 14: 8237-41. PMID 25958507 DOI: 10.1166/Jnn.2014.9898  0.373
2014 Kim Y, Lee JH, Cho S, Kwon Y, In I, Lee J, You NH, Reichmanis E, Ko H, Lee KT, Kwon HK, Ko DH, Yang H, Park B. Additive-free hollow-structured Co3O4 nanoparticle Li-ion battery: the origins of irreversible capacity loss. Acs Nano. 8: 6701-12. PMID 24895838 DOI: 10.1021/Nn500218M  0.558
2014 Li C, Credgington D, Ko DH, Rong Z, Wang J, Greenham NC. Built-in potential shift and Schottky-barrier narrowing in organic solar cells with UV-sensitive electron transport layers. Physical Chemistry Chemical Physics : Pccp. 16: 12131-6. PMID 24819727 DOI: 10.1039/C4Cp01251H  0.364
2014 Albert-Seifried S, Ko DH, Hüttner S, Kanimozhi C, Patil S, Friend RH. Efficiency limitations in a low band-gap diketopyrrolopyrrole-based polymer solar cell. Physical Chemistry Chemical Physics : Pccp. 16: 6743-52. PMID 24590237 DOI: 10.1039/C4Cp00485J  0.407
2014 Kim Y, Cho S, Jeong S, Ko DH, Ko H, You N, Chang M, Reichmanis E, Park JY, Park SY, Lee JS, Yang H, In I, Park B. Competition between charge transport and energy barrier in injection-limited metal/quantum dot nanocrystal contacts Chemistry of Materials. 26: 6393-6400. DOI: 10.1021/Cm502763Z  0.304
2014 Ko H, Ko DH, Cho Y, Han IK. Broadband light absorption using a multilayered gap surface plasmon resonator Applied Physics a: Materials Science and Processing. 116: 857-861. DOI: 10.1007/S00339-014-8459-3  0.362
2014 Jung S, Sou A, Banger K, Ko D, Chow PCY, McNeill CR, Sirringhaus H. Organic Solar Cells: All-Inkjet-Printed, All-Air-Processed Solar Cells (Adv. Energy Mater. 14/2014) Advanced Energy Materials. 4. DOI: 10.1002/Aenm.201470072  0.343
2014 Jung S, Sou A, Banger K, Ko DH, Chow PCY, McNeill CR, Sirringhaus H. All-inkjet-printed, all-air-processed solar cells Advanced Energy Materials. 4. DOI: 10.1002/Aenm.201400432  0.372
2013 Ko DH, Morris SM, Lorenz A, Castles F, Butt H, Gardiner DJ, Qasim MM, Wallikewitz B, Hands PJW, Wilkinson TD, Amaratunga GAJ, Coles HJ, Friend RH. A nano-patterned photonic crystal laser with a dye-doped liquid crystal Applied Physics Letters. 103. DOI: 10.1063/1.4816243  0.377
2012 Castles F, Day FV, Morris SM, Ko DH, Gardiner DJ, Qasim MM, Nosheen S, Hands PJ, Choi SS, Friend RH, Coles HJ. Blue-phase templated fabrication of three-dimensional nanostructures for photonic applications. Nature Materials. 11: 599-603. PMID 22581313 DOI: 10.1038/Nmat3330  0.312
2011 Schenck W, Ko DH, Samulski E. Liquid crystal alignment on polymer line gratings Journal of Applied Physics. 109. DOI: 10.1063/1.3549809  0.667
2011 Ko DH, Tumbleston JR, Henderson KJ, Euliss LE, Desimone JM, Lopez R, Samulski ET. Biomimetic microlens array with antireflective "moth-eye" surface Soft Matter. 7: 6404-6407. DOI: 10.1039/C1Sm05302G  0.475
2011 Ko DH, Tumbleston JR, Gadisa A, Aryal M, Liu Y, Lopez R, Samulski ET. Light-trapping nano-structures in organic photovoltaic cells Journal of Materials Chemistry. 21: 16293-16303. DOI: 10.1039/C1Jm12300A  0.538
2011 Ko DH, Tumbleston JR, Schenck W, Lopez R, Samulski ET. Photonic crystal geometry for organic polymer: Fullerene standard and inverted solar cells Journal of Physical Chemistry C. 115: 4247-4254. DOI: 10.1021/Jp1112087  0.704
2010 Tumbleston JR, Ko DH, Samulski ET, Lopez R. Analyzing local exciton generation profiles as a means to extract transport lengths in organic solar cells Physical Review B - Condensed Matter and Materials Physics. 82. DOI: 10.1103/Physrevb.82.205325  0.494
2010 Tumbleston JR, Ko DH, Samulski ET, Lopez R. Electro-optical model of photonic crystal bulk heterojunction organic solar cells Aip Conference Proceedings. 1280: 121-129. DOI: 10.1063/1.3507192  0.548
2010 Tumbleston JR, Ko DH, Samulski ET, Lopez R. Nonideal parasitic resistance effects in bulk heterojunction organic solar cells Journal of Applied Physics. 108. DOI: 10.1063/1.3494100  0.508
2010 Ko DH, Tumbleston JR, Ok MR, Chun H, Lopez R, Samulski E. Suppression of bimolecular recombination by UV-sensitive electron transport layers in organic solar cells Journal of Applied Physics. 108. DOI: 10.1063/1.3488609  0.685
2009 Ko DH, Tumbleston JR, Zhang L, Williams S, DeSimone JM, Lopez R, Samulski ET. Photonic crystal geometry for organic solar cells. Nano Letters. 9: 2742-6. PMID 19492804 DOI: 10.1021/Nl901232P  0.582
2009 Tumbleston JR, Ko DH, Samulski ET, Lopez R. Absorption and quasiguided mode analysis of organic solar cells with photonic crystal photoactive layers. Optics Express. 17: 7670-81. PMID 19399146 DOI: 10.1364/Oe.17.007670  0.544
2009 Ko DH, Tumbleston JR, Zhang L, Williams S, Desimone JM, Lopez R, Samulski ET. Photonic crystal morphology for organic solar cells Acs National Meeting Book of Abstracts 0.551
2008 Hampton MJ, Williams SS, Zhou Z, Nunes J, Ko DH, Templeton JL, Samulski ET, DeSimone JM. The Patterning of Sub-500 nm Inorganic Oxide Structures. Advanced Materials (Deerfield Beach, Fla.). 20: 2667-73. PMID 25213887 DOI: 10.1002/Adma.200702495  0.46
2008 Hampton MJ, Williams SS, Zhou Z, Nunes J, Ko DH, Templeton JL, DeSimone JM, Samulski ET. The patterning of sub-500 nm inorganic oxide and semiconducting polymeric structures Proceedings of Spie - the International Society For Optical Engineering. 7047. DOI: 10.1117/12.794890  0.443
2008 Williams SS, Hampton MJ, Gowrishankar V, Ding IK, Zhang L, Ko DH, Templeton JL, DeSimone JM, McGehee MD, Samulski ET. A soft lithography route to nanopatterned photovoltaic devices Proceedings of Spie - the International Society For Optical Engineering. 7047. DOI: 10.1117/12.794853  0.469
2008 Tumbleston JR, Ko DH, Lopez R, Samulski ET. Characterizing enhanced performance of nanopatterned bulk heterojunction organic photovoltaics Proceedings of Spie - the International Society For Optical Engineering. 7047. DOI: 10.1117/12.794823  0.509
2000 Yun Y, Ko D, Jin J, Kang YS, Zin W, Jo B. Synthesis and Characterization of New Chiral Side Chain Liquid Crystalline Polyoxetanes Macromolecules. 33: 6653-6663. DOI: 10.1021/Ma000346U  0.339
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