Publication List

2025

[87] Lee, C.; Nam, M.; Jeong H.; Lim, C.; Lee, H. H.; Kim, J.; Kim, Y. Y.; Li, B.; Yuan, J.; Ko, D.-H.* 

"A Paradigm Shift Toward Quasi-Thermodinamically Stable Bulk Heterojunction Morphology Enabled by Controlled Crystallization Kinetics of High Quadrupole Moment Nonfullerene Acceptors"

Advanced Energy Materials (2025).

https://doi.org/10.1002/aenm.202504513

[86] Cho, K.; Nam, M.; Chae, M.; You, S. J.; Lee, C.; Kim. G.-H.; Lee, S. J.; Lee, H. H.; Kim, Y. Y.; Lee, A. Y.; Kim, J. H.; Kim, T.*; Ko, D.-H.* 

"Thermodynamic Nucleation-Guided Alloy-Like Non-Fullerene Blends Enabling Morphology-Driven Intra-Moiety Excited State Dynamics for High-Performance Near-Infrared Organic Photodetectors"

Advanced Functional Materials (2025).

https://doi.org/10.1002/adfm.202522555

[85] Hu, Y.; Hong, J.; Cho, K.; Yoo, W.; Ko, D.-H*.; Hwang, I.* 

"Unlocking Wavelength-Selective Modulations of Open-Circuit Voltage in Metal Halide Perovskite Solar Cells"

Energy & Environmental Materials (2025).

https://doi.org/10.1002/eem2.70120

[84] Heo, N.; Kim, B.; Kim, M.; Sunwoo, S.; Kim, I.; Nam, S. H.*; Ko, D. H.* 

"Upconverting Plasmonic Polarizer for Selective Enhancement and Polarization of Upconversion Photoluminescence "

ACS Applied Materials & Interfaces (2025).

https://doi.org/10.1021/acsami.5c03163

2024

[83] Zhang, X.; Huang, H.; Zhao, C.; Jin, L.; Lee, C.; Li, Y.; Ko, D.-H.; Ma, W.*; Wu, T.; Yuan, J*. 

"Conductive colloidal perovskite quantum dot inks towards fast printing of solar cells"

Nature Energy (2024).

https://doi.org/10.1038/s41560-024-01608-5 

[82] Cho, K.; Ha, J.-W.; Nam, M.; Lee, C.; You, S. J.; Lee, A. Y.; Yoon, S. C.; Han, M.; Kim, J. H.; Ko, S.-J.; Ko, D.-H.* 

"Crystallization-Driven Optimization of Morphology and Performance in Near-Infrared Organic Photodetectors via Alkyl Side Chain Tuning of Narrow Bandgap Non-Fullerene Acceptors"

Advanced Functional Materials (2024).

https://doi.org/10.1002/adfm.202400676

[81] Jeong, S. Y.; Lee, C.; Eom, Y.; Cho, K.; Lee, S.; Jee, M. H.; Ko, D.-H.*; Woo, H. Y.*

"High Conduction Band Polymer Acceptor as a Ternary Component for Indoor Power Generation and Photodiode: Enhanced Photovoltage and Suppressed Dark Current"

ACS Applied Energy Materials(2024).

https://doi.org/10.1021/acsaem.3c03067

2023

[80] Kim. G.-H.; Yoon, K.-H.; Lee, C,; Nam, M.*;  Ko, D.-H.*

"Molecular structural descriptor-assisted machine learning for organic photovoltaics with perylendiimide acceptors"

Bulletin of the Korean Chemical Society(2023).

https://doi.org/10.1002/bkcs.12810 

[79] Lee, C,; Jo, H.-Y.; Nam, M. ; Hong, J.; Kim. G.-H.; Lee, H. H.; Kim, J.; Chang, R.*; Ko, D.-H.* 

"Novel Diffusion-Regulated Layering Methodology to Improve Blend Miscibility and Thermal Stability of Organic Photovoltaics"

 Advanced Functional Materials(2023).

https://doi.org/10.1002/adfm.202308047 

[78]  Shi, J.; Cohen-Kleinstein, B.; Zhang, X.; Zhao, C.; Zhang, Y.; Ling, X.; Guo, J.; Ko, D.-H.;, Xu, B.*; Yuan, J.* &  Ma, W.*

 "In Situ Iodide Passivation Toward Efficient CsPbI3 Perovskite Quantum Dot Solar Cells"

Nano-Micro Letters(2023).

link.springer.com/article/10.1007/s40820-023-01134-1

[77] Nam, M.; Park, Y.; Lee, C.; Kim, G.; Larrain, F. A.; Fuentes-Hernandez, C.; Ko, D.-H.*; Kippelen, B.;* 

"Single-layer organic photovoltaics fabricated via solution based electrical doping of ternary bulk heterojunction films"

Chemical Enginnering Journal(2023). 

https://www.sciencedirect.com/science/article/pii/S1385894723020715

[76] Yang, X.; Zhang, X.; Li, S.; Zhang, Q.; Yuan, L.; Ko, D.-H.; Ma, W.; Yuan, J.;

"Intrinsic role of volatile solid additive in high-efficiency PM6:Y6 series nonfullerene solar cells"

Advanced Materials(2023).

https://onlinelibrary.wiley.com/doi/10.1002/adma.202301604

[75] Kim, W.; Cho, K.; Lee, J.-H.; Ko, D.-H.*;, Jung S.*;

"An indoor light-powered sensor system integrated with organic photovoltaics"

Advanced Materials Technologies(2023). 

https://onlinelibrary.wiley.com/doi/full/10.1002/admt.202202040

[74] Cho, Y.-J.; Lee, C.; Kang, H. C.; Kim, B.; Kim, G.-H.; Kang, G.; Ryu, J.; Yoo, K.; Park, G. S.; Lee, K.-T.; Min, B, K,; Lee, J.-J.*; Ko, D.-H.*;

"Optically asymmetric down-shifting films for highly efficient photovoltaics"

Chemical Enginnering Journal(2023). 

https://www.sciencedirect.com/science/article/pii/S1385894723008847

[73] Kim, G.-H.; Lee, C.; Kim, K.*; Ko, D.-H.*; 

"Novel structural feature-descriptor platform for machine learning to accelerate the development of organic photovoltaics"

NanoEnergy(2023). 

https://www.sciencedirect.com/science/article/pii/S2211285522011867

2022

[72] Kwon, Y.; Lee, C. ; Nam, M.*; Ko, D.-H.*; 

"Revealing conflicting effects of solvent additives on morphology and performance of non-fullerene organic photovoltaics under different illuminance conditions"

Dyes and Pigments(2022). 

https://www.sciencedirect.com/science/article/pii/S0143720822006763

[71] Lee,  K.-T.; Kim, B.; Raju, L.; Rodrigues, S. P.; Ko, D.-H.*;, Cai, W.*;

"Enantiomer-Selective Molecular Sensing in the Nonlinear Optical Regime via Upconverting Chiral Metamaterials” 

Advanced Functional Material(2022). 

https://onlinelibrary.wiley.com/doi/abs/10.1002/adfm.202208641 

[70] Kim, H.; Heo, N. H.; Kim, B.; Yoon, S.; Cho, Y. J.; Choi, J.; Ko, D.-H.*; 

"Synthetic hybrid particles to improve the down-conversion efficiency of quantum dots via simultaneously induced scattering and plasmonic effects"

Chemical Engineering Journal(2022)

https://www.sciencedirect.com/science/article/pii/S1385894722037536

[69] Lee, H.; Yi, A.; Choi, J.; Ko, D.-H.; Kim, H. J.;

"Texturing of polydimethylsiloxane surface for anti-reflective films with super-hydrophobicity in solar cell application"

Applied Surface Science(2022)

https://www.sciencedirect.com/science/article/pii/S0169433222002082

[68] Lee, C.; Lee, J.-H; Lee, H. H.; Mam, M.*; Ko, D.-H.*;

"Over 30% Efficient Indoor Organic Photovoltaics Enabled by Morphological Modification Using Two Compatible Non-Fullerene Acceptors"

Advanced Energy Materials(2022)

https://onlinelibrary.wiley.com/doi/full/10.1002/aenm.202200275

[67] Nam, M.*; Lee, C.; Ko, D.-H.*;

"Sequentially processed quaternary blends for high-performance indoor organic photovoltaic applications"

Chemical Engineering Journal(2022)

https://www.sciencedirect.com/science/article/pii/S1385894722010786

[66] Kim, S.; Lee, C.; Lee, S.; Baek, S. H.; Ko, D.-H.*; Han, W.-S.*

"Novel perylene diimides for improved photophysical and electrochemical properties"

Journal of Materials Research and Technology(2022)

https://www.sciencedirect.com/science/article/pii/S223878542200196X

[65] Kim, S, H.; Park, C. H.; Saeed, M. A.; Ko, D.-H.* Lee, J.-H.*; Shim, J. W.*

"β-cyclodextrin–polyacryloyl hydrazide-based surface modification for efficient electron-collecting electrodes of indoor organic photovoltaics"

Journal of Materials Research and Technology(2022)

https://www.sciencedirect.com/science/article/pii/S2238785421015295

2021

[64] Kim, B.; Lee, K.; Cho, J.; Darshanoju, N.; Jung, K.; Ahn, I.; Shin, J.; Oh, H.; Ki, Y.; Lee, H.; Cai, W.; Ahn, K.; Ko, D.-H.*;

"Reversible photochemical switching via plasmonically enhanced upconversion photoluminescence"

Advanced Optical Materials(2021)

https://onlinelibrary.wiley.com/doi/epdf/10.1002/adom.202100776

[63] Lee, C.; Yi, A.; Kim, H. J.; Nam, M.*; Ko, D.-H.*;

"Non-fullerene small molecules enabled high-performance organic photovoltaics for indoor energy harvesting"

Advanced Energy and Sustainability Research(2021)

https://onlinelibrary.wiley.com/doi/10.1002/aesr.202100041

[62] Kim, D.-S.; Park, G. S.; Kim, B.; Bae, S.; Park, S. B.; Park, S. Y.; Oh, H.-S.; Lee, U.; Ko, D.-H.; Kim, J.; Min, B. K.*

"Achieving over 15% Efficiency in Solution-Processed Cu(In,Ga)(S,Se)2 Thin-Film Solar Cells via a Heterogeneous-Formation-Induced Benign p–n Junction Interface"

Applied Materials & Interfaces(2021)

https://pubs.acs.org/doi/abs/10.1021/acsami.1c00781

2020

[61] Lee, S.; Shin, J.; Ko, D.-H.; Han, W*.; 

"A new type of carborane-based electron-accepting material"

ChemComm(2020)

https://pubs.rsc.org/en/content/articlepdf/2020/cc/d0cc04684a

[60] Lee, J.; Moon, Y.; Cho, J.; Park, S.; Baek, S.; Nam, M.; Kim,S.*; Ko, D.-H.*;

"Hierarchically Designed Light Trapping Films for All-Day Operating Semitransparent Photovoltaics"

Advanced Energy Materials(2020) 

https://onlinelibrary.wiley.com/doi/10.1002/aenm.202001450

[59] Lim, J.; Kwon, H.; Kim, S.; You, Y.; Goo, J.; Ko, D.-H.; Lee, H.; Kim, D.; Chung, I.; Kim, T.; Kim, D.*; Shim, J.*;

"Unprecedentedly high indoor performance (efficiency>34%) of perovskite photovoltaics with controlled bromine doping"

Nano Energy(2020)

https://www.sciencedirect.com/science/article/pii/S2211285520305619

[58] Nam, M.; Baek, S.; Ko, D.-H.*; 

"Unraveling optimal interfacial conditions for highly efficient and reproducible organic photovoltaics under low light levels"

Applied Surface Science(2020)

https://www.sciencedirect.com/science/article/pii/S0169433220313891?dgcid=author

[57] Nam, M.; Na, J.; Shin, J.; Lee, H.; Chang, R.*; Ko, D.-H.*; 

"Alternative sequential deposition for optimization-free multi-component organic bulk heterojunctions"

Nano Energy(2020)

https://www.sciencedirect.com/science/article/pii/S2211285520304407?dgcid=author

[56] Park, S.; Cho, J.; Jeong, D.; Jo, J.; Nam, M.; Rhee, H.; Ju, B.; Ko, D.-H.*; Jang, H.*;

"Simultaneous enhancement of luminescence and stability of CsPbBr3 perovskite quantum dots via formation of perhydropolysilazane-derived nanopatterned film"

Chemical Engineering Journal(2020)

https://www.sciencedirect.com/science/article/pii/S1385894720307580

[55] Cho, J.; Yun, T.;  Noh, H.; Baek, S.; Nam, M.; Kim, B.; Moon, H.*; Ko, D.-H.*; 

"Semitransparent Energy-Storing Functional Photovoltaics Monolithically Integrated with Electrochromic Supercapacitors"

Advanced Functional Materials(2020) 

https://onlinelibrary.wiley.com/doi/full/10.1002/adfm.201909601

[54] Ahn, I.; Yeo, S.; Jung, K.; Kang, G.; Jang, H.; Kwon, J.*; Ko, D.-H.*; 

"A Multi-Functional Highly Efficient Upconversion Luminescent Film with an Array of Dielectric Microbeads Decorated with Metal Nanoparticles"

Advanced Functional Materials(2020) 

https://onlinelibrary.wiley.com/doi/full/10.1002/adfm.201909445

2019

[53] Cho, J.; Hwang, S.; Ko, D.-H.; Chung, S.*;

"Transparent ZnO Thin-Film Deposition by Spray Pyrolysis for High-Performance Metal-Oxide Field-Effect Transistors"

Materials(2019)

https://www.mdpi.com/1996-1944/12/20/3423/htm

[52] Park, H.; Lee, K.; Kwon, S.; Ahn, I.; Kim, B.; Ko, D.-H.*; Kim, W.*;

"Epitaxial KNbO3:Yb3+,Er3+ Nanopattern for Enhanced Upconversion Photoluminescence"

Journal of Alloys and Compounds(2019)

https://www.sciencedirect.com/science/article/pii/S092583881933484X

[51] Nam, M.; Kang, J.; Shin, J.; Na, J.; Park, Y.; Cho, J.; Kim, B.; Lee, H.; Chang, R.; Ko, D.-H.*; 

"Ternary blend approaches for versatile high-performance organic photovoltaics"

Advanced Energy Materials(2019)

https://onlinelibrary.wiley.com/doi/abs/10.1002/aenm.201901856

[50] Park, Y.; Ahn, H.; Lee, K.; Kim, J.; Nam, M.; Cho, J.; Han, J.; Kim, S.*; Ko, D.-H.*; 

"All-Solution-Processed Si Films with Broadband and Omnidirectional Light Absorption"

Nanotechnology(2019) 

https://iopscience.iop.org/article/10.1088/1361-6528/ab2d05

[49] Nam, M.; Yoo, J.; Park, Y.; Noh, H.; Park, Y.; Cho, J.; Kim, J.; Kim, J.; Lee, H.; Chang, R.*; Ko, D.-H.*;

"Ternary blend organic solar cells with improved morphological stability"

Journal of Materials Chemistry A(2019)

https://pubs.rsc.org/en/content/articlelanding/2019/ta/c9ta00382g#!divAbstract

[48] You, Y.; Song, C.; Hoang, Q.; Kang, Y.; Goo, J.; Ko, D.-H.; Lee, J.; Shin, W.*; Shim, J.*;

"Highly Efficient Indoor Organic Photovoltaics with Spectrally Matched Fluorinated Phenylene‐Alkoxybenzothiadiazole‐Based Wide Bandgap Polymers"

Advanced Functional Materials(2019)

https://onlinelibrary.wiley.com/doi/abs/10.1002/adfm.201901171

[47] Nam, M.; Noh, H.; Cho, J.; Park, Y.; Shin, S.; Shin, C.; Kim, J.; Kim, J.; Lee, H.; Shim, J.; Ko, D.-H.*;

"All-Day Operating Quaternary Blend Organic Photovoltaics"

Advanced Functional Materials(2019)

https://onlinelibrary.wiley.com/doi/abs/10.1002/adfm.201900154

[46] Nam, M.; Noh, H.; Kang, J.; Cho, J.; Min, B.; Shim, J.*; Ko, D.-H.*;

"Semi-transparent quaternary organic blends for advanced photovoltaic applications"

Nano Energy(2019)

https://www.sciencedirect.com/science/article/pii/S221128551930076X

[45] Shin, S.; Vincent, P.; Bae, J.; Lee, J.; Nam, M.;  Ko, D.-H.*; Kim, H.*; Shim, J.*; 

"Quaternary indoor organic photovoltaic device demonstrating panchromatic absorption and power conversion efficiency of 10%"

Dyes and Pigments(2019)

https://www.sciencedirect.com/science/article/abs/pii/S014372081832360X?via%3Dihub#!

2017

[44] Nam, M.; Huh, J.; Park, Y.; Hong, Y.*; Ko, D.-H.*;

"Interfacial Modification Using Hydrogenated TiO2 Electron-Selective Layers for High-Efficiency and Light-soakingFree Organic Solar Cells" 

Advanced Energy Materials(2018)

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201703064/full

[43] Kim, Y.; Kim, Y.; Ko, D.-H.*; Kwon, K.*;

"Oxidation of Amine under Aerobic and Anaerobic Condition Catalyzed by Ruthenium Doped Titanium Oxides"

Bulletin of the Korean Chemical Society (2017)

http://onlinelibrary.wiley.com/doi/10.1002/bkcs.11194/abstract

[42] Nam M.; Cha, M; Lee, H. H.; Hur, K.; Lee, K.-T.; Han, I. K.; Kwon, S. J.*; Ko, D.-H.*;

"Long-term efficient organic photovoltaics based on quaternary bulk heterojunction" 

Nature Communications (2017)

http://www.nature.com/articles/ncomms14068

[41] Kim,Y.; Ahn, S.; Hwang, J.Y.; Ko, D.-H.*; Kwon, K.-Y. *; 

"Dehydrogenative Oxidation of Alcohols Catalyzed by Highly Dispersed Ruthenium Incorporated Titanium Oxide"

Catalysts (2017) 

http://www.mdpi.com/2073-4344/7/1/7

2016

[40] Choi, W; Chan , E. P.; Park, J.-H.; Ahn. W.-G.; Jung, H. W.; Hong, S.; Lee, J. S.; Han, J.-Y.; Park. S; Ko, D.-H.*; Lee, J.-H*; 

"Nanoscale Pillar-Enhanced Tribological Surfaces as Antifouling Membranes"

ACS Applied Materials & Interfaces (2016) 

http://pubs.acs.org/doi/abs/10.1021/acsami.6b10875

[39] Barange, N.; Chu, V.B.; Nam, M.; Kim, Y.; Han, I.; Min, B.*; Ko, D.-H.*; 

"Ordered Nanoscale Heterojunction Architecture for Enhanced Solution-based CuInGaS2 Thin Film Solar Cell Performance"

Advanced Energy Materials (2016) 

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201601114/full

[38] Barange, N.; Kim, Y. D.; Nam, M.; Park, B.; Kim, B.; Han, I. K.*; Ko, D.-H.*,;

"Sonication effect on  all-polymer solar cell performance", 

Journal of nanoscience and nanotechnology (2016)

http://www.ingentaconnect.com/contentone/asp/jnn/2016/00000016/00000010/art00029

[37] Park, S. J.; Cho, J. W.; Park, G. S.; Jeong, J. S.; Kim, J.; Ko, D.-H.; Hwang, Y. J.; Min, B. K.*,;

"A comparative study of nanoparticle-ink-based CIGSSe thin film solar cells on different back contact substrates", 

Bulletin of the Korean Chemical Society (2016)

http://onlinelibrary.wiley.com/doi/10.1002/bkcs.10684/abstract

[36] Choi, M.; Kang, G.; Shin, D.; Barange, N.; Lee, C.-W.; Ko, D.-H.*; Kim, K.*,; 

"Lithography-Free Broadband Ultrathin Film Absorbers with Gap Plasmon Resonance for Organic Photovoltaics" 

ACS Applied Materials & Interfaces (2016)

http://pubs.acs.org/doi/abs/10.1021/acsami.6b02340

[35] Nam, M.; Kwon, H.-K.; Kwon, S. J.; Kwon, S.-H.; Cha, M.; Lee, S.-H.; Park, S.; Jeong, D.; Lee, K.-T.; Rhee, H.; Do, Y. R.; Kim, S.; Kim, K.; Friend, R. H.; Han, J. S.*; Han, I. K.*; Ko, D.-H.*,; 

"Multi-Functional Transparent Luminescent Configuration for Advanced Photovoltaics" 

Advanced Energy Materials (2016)

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201502404/full

2015

[34] Aqoma, H.; Barange, N.; Ryu, I.; Yim, S.; Do, Y. R.; Cho, S.; Ko, D.-H.* and Jang, S.-Y.*,; 

"Simultaneous Improvement of Charge Generation and Extraction in Colloidal Quantum Dot Photovoltaics Through Optical Management" 

Advanced Functional Materials (2015)

http://onlinelibrary.wiley.com/doi/10.1002/adfm.201502664/full

[33] Samal, M.*; Barange, N.; Ko, D.-H. and Yun, K.,; 

"Graphene Quantum Rings Doped PEDOT:PSS Based Composite Layer for Efficient Performance of Optoelectronic Devices" 

The Journal of Physical Chemistry C (2015)

http://pubs.acs.org/doi/full/10.1021/acs.jpcc.5b05225

[32] Kang, G.; Bae, K.; Nam, M.; Ko, D.-H.; Kim, K.* and Padilla, W. J.,; 

"Broadband and ultrahigh optical haze thin films with self-aggregated alumina nanowire bundles for photovoltaic applications" 

Energy & Environmental Science (2015)

http://pubs.rsc.org/en/content/articlelanding/2015/ee/c5ee01757b#!divAbstract

[31] Park, J. K.; Lee, G. Y.; Jung, K.; Ko, D.-H.; Han, I. K. and Ko, H.*,; 

"Enhanced triplet–triplet annihilation in bicomponent organic systems by using a gap plasmon resonator" 

Nanoscale (2015)

http://pubs.rsc.org/is/content/articlelanding/2015/nr/c5nr02813b#!divAbstract

[30] Nam, M.; Park, J.; Lee, K.; Kim, S.-W.; Ko, H.; Han, I. K.* and Ko, D.-H.*,; 

"A multifunctional fullerene interlayer in colloidal quantum dot-based hybrid solar cells" 

Journal of Materials Chemistry A (2015)

http://pubs.rsc.org/is/content/articlelanding/2015/ta/c5ta00854a#!divAbstract

[29] Kwon, S. J.*; Jeong, H.-M.; Jung, K.; Ko, D.-H.; Ko, H.; Han, I.-K.; Kim, G. T. and Park, J.-G.*,; 

"Structural Origin of the Band Gap Anomaly of Quaternary Alloy CdxZn1–xSySe1–y Nanowires, Nanobelts, and Nanosheets in the Visible Spectrum" 

ACS Nano (2015)

http://pubs.acs.org/doi/abs/10.1021/acsnano.5b01472

[28] Lee, K.-T."; Park, J.-H."; Kwon, S. J.; Kwon, H.-K.; Kyhm, J.; Kwak, K.-W.; Jang, H. S.; Kim, S. Y.; Han, J. S.; Lee, S.-H.; Shin, D.-H.; Ko, H.; Han, I.-K.; Ju, B.-K.*; Kwon, S.-H.* and Ko, D-H*, 

"Simultaneous Enhancement of Upconversion and Downshifting Luminescence via Plasmonic Structure" 

Nano Letters (2015)

http://pubs.acs.org/doi/abs/10.1021/nl5049803

[27] Kwon, H.-K.; Lee, K.-T.; Hur, K.; Moon, S. H.; Quasim, M. M.; Wilkinson, T. D. ; Han, J.-Y.; Ko, H.; Han, I.-K.; Park, B.; Min, B. K.; Ju, B.-K.; Morris, S. M.*; Friend, R. H.* and Ko, D.-H.*, "Optically Switchable Smart Windows with Integrated Photovoltaic Devices" 

Advanced Energy Materials (2015)

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201401347/abstract

2014

[26] Jeon, H. S.; Koh, J. H.; Park, S. J.; Jee, M. S.; Ko, D.-H.; Hwang, Y. J.* and Min, B. K.*, "A monolithic and standalone solar-fuel device having comparable efficiency to photosynthesis in nature" 

Journal of Materials Chemistry A (2014)

http://pubs.rsc.org/en/content/articlelanding/2014/ta/c4ta06495j#!divAbstract

[25] Barange, N.; Kim, Y. D.; Ko, H.; Park, J.-S.; Park, B.; Ko, D.-H.* and Han, I. K.*, "Blue Inorganic Light Emitting Diode on Flexible Polyimide Substrate Using Laser Lift-Off Process" 

Journal of Nanoscience and Nanotechnology (2014)

http://www.ingentaconnect.com/content/asp/jnn/2014/00000014/00000011/art00023

[24] Kim, Y.; Cho, S.; Jeong, S.; Ko, D.-H.; Ko, H.; You, N.; Chang, M.; Reichmanis, E.; Park, J.-Y.; Park, S. Y.; Lee, J. S.*; Yang, H.*; In, I.* and Park, B.*, "Competition between Charge Transport and Energy Barrier in Injection-Limited Metal/Quantum Dot Nanocrystal Contacts" 

Chemistry of Matericals (2014)

http://pubs.acs.org/doi/abs/10.1021/cm502763z

[23] Kim, Y.; Lee, J.-H. Cho, S.; Kwon, Y.; In, I.; Lee, J.; You, N.-H.; Reichmanis, E.; Ko, H.; Lee, K.-T.; Kwon, H.-K.; Ko, D.-H.*; Yang, H.* and Park, B.*, "Additive-Free Hollow-Structured Co3O4 Nanoparticle Li-Ion Battery: The Origins of Irreversible Capacity Loss" 

ACS Nano (2014)

http://pubs.acs.org/doi/abs/10.1021/nn500218m

[22] Ko, H.*; Ko, D.-H.; Cho, Y.; Han, I. K., "Broadband light absorption using a multilayered gap surface plasmon resonator" 

Applied Physics A (2014)

http://link.springer.com/article/10.1007/s00339-014-8459-3

[21] Jung, S.*; Sou, A.; Banger, K.; Ko, D.-H.; Chow, P. C. Y. ; McNeill, C. R.; Sirringhaus, H.*, "All-Inkjet-Printed, All-Air-Processed Solar Cells" 

Advanced Energy Materials (2014)

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201400432/full

[20] Li, C.; Credgington, D.; Ko, D.-H.; Rong, Z.; Wang, J.* and Greenham, N. C.*, "Built-in potential shift and Schottky-barrier narrowing in organic solar cells with UV-sensitive electron transport layers" 

Physical Chemistry Chemical Physics (2014)

http://pubs.rsc.org/en/content/articlehtml/2014/cp/c4cp01251h

[19] Sebastian, A.-S.”*, Ko, D.-H."*, Hüttner, S.; Kanimozhi, C.; Patil, S. and Friend, R. H., "Efficiency limitations in a low band-gap diketopyrrolopyrrole-based polymer solar cell" 

Physical Chemistry Chemical Physics (2014)

http://pubs.rsc.org/en/content/articlelanding/2014/cp/c4cp00485j#!divAbstract

[18] Park,B.* and Ko, D.-H.*, "Charge Transport in Ordered and Disordered Regions in Pristine and Sonicated-Poly(3-hexylthiophene) Films" 

The Journal of Physical Chemistry C (2014)

http://pubs.acs.org/doi/abs/10.1021/jp4116047

2013

[17] Morris, S. M.*, Qasim, M. M.; Cheng, K. T.; Castles, F.; Ko, D.-H.; Gardiner, D. J.; Nosheen, S.; Wilkinson, T. D.; Coles, H. J.; Burgess, C. and Hill, L.," Optically activated shutter using a photo-tunable short-pitch chiral nematic liquid crystal" 

Applied Physics Letters (2013)

http://scitation.aip.org/content/aip/journal/apl/103/10/10.1063/1.4818679

[16] Ko, D.-H.; Morris, S. M.; Lorenz, A.; Castles, F.; Butt, H.; Gardiner, D. J.; Qasim, M. M.; Wallikewitz, B.; Hands, P. J. W.; Wilkinson, T. D.; Amaratunga, G. A. J.; Coles, H. J. and Friend, R. H. "A nano-patterned photonic crystal laser with a dye-doped liquid crystal" 

Applied Physics Letters (2013)

http://scitation.aip.org/content/aip/journal/apl/103/5/10.1063/1.4816243

[15] Kim, E.; Kyhm, J.; Kim, J. H.; Lee, G. Y.; Ko, D.-H.; Han, I. K. & Ko*, H., "White light emission from polystyrene under pulsed ultra violet laser irradiation" 

Scientific Reports (2013)

http://www.nature.com/articles/srep03253

2012+

[14] Gadisa, A.*; Tumbleston, J. R.; Ko, D.-H.; Aryal, M.; Lopez, R.; Samulski, E. T., "The role of solvent and morphology on miscibility of methanofullerene and poly(3-hexylthiophene)" 

This Solid Films (2012)

http://www.sciencedirect.com/science/article/pii/S0040609012004087

[13] Castles, F. ; Day, F. V.; Morris, S. M. ; Ko, D.-H.; Gardiner, D. J.; Qasim, M. M.; Nosheen, S.; Hands, P.J.W.; Choi, S. S.; Friend, R. H. and Coles, H. J., "Blue-phase templated fabrication of three-dimensional nanostructures for photonic applications" 

Nature Materials (2012)

http://www.nature.com/nmat/journal/v11/n7/full/nmat3330.html

[12] Aryal, M.*; Ko, D.-H.; Tumbleston, J. R.; Gadisa, A.; Samulski. E. T.; and Lopez, R. , "Large area nanofabrication of butterfly wing's three dimensional ultrastructures" 

Journal of Vacuum Science & Technology B (2012)

http://scitation.aip.org/content/avs/journal/jvstb/30/6/10.1116/1.4759461

[11] Ko, D.-H.; Tumbleston, J. R.; Gadisa, A.; Aryal, M.; Liu, Y.; Lopez, R. and Samulski, E. T.*, "Light-trapping nano-structures in organic photovoltaic cells" 

Journal of Materials Chemistry (2011)

http://pubs.rsc.org/en/content/articlelanding/2011/jm/c1jm12300a#!divAbstract

[10] Ko, D.-H.; Tumbleston, J. R.; Henderson, K. J.; Euliss, L. E.; DeSimone, J. M.; Lopez, R. and Samulski, E. T.*, "Biomimetic microlens array with antireflective “moth-eye” surface" 

Soft Matter (2011)

http://pubs.rsc.org/en/content/articlelanding/2011/sm/c1sm05302g#!divAbstract

[9] Schenck, W.; Ko, D.-H. and Samulski, E. T.*, "Liquid crystal alignment on polymer line gratings" 

Journal of Applied Physics (2011)

http://scitation.aip.org/content/aip/journal/jap/109/6/10.1063/1.3549809

[8] Ko, D.-H.; Tumbleston, J. R.; Schenck, W.; Lopez, R. and Samulski, E. T.*, "Photonic Crystal Geometry for Organic Polymer:Fullerene Standard and Inverted Solar Cells" 

The Journal of Physical Chemistry C (2011)

http://pubs.acs.org/doi/abs/10.1021/jp1112087

[7] Tumbleston, J. R.; Ko, D.-H.; Samulski, E. T. and Lopez, R.*, "Analyzing local exciton generation profiles as a means to extract transport lengths in organic solar cells" 

Physical Review B (2010)

http://journals.aps.org/prb/abstract/10.1103/PhysRevB.82.205325

[6] Ko, D.-H.; Tumbleston, J. R.; Ok, M.-R.; Chun, H.; Lopez, R. and Samulski, E. T.*, "Suppression of bimolecular recombination by UV-sensitive electron transport layers in organic solar cells" 

Journal of Applied Physics (2010)

http://scitation.aip.org/content/aip/journal/jap/108/8/10.1063/1.3488609

[5] Tumbleston, J. R.; Ko, D.-H.; Samulski, E. T. and Lopez, R.*, "Nonideal parasitic resistance effects in bulk heterojunction organic solar cells" 

Journal of Applied Physics (2010)

http://scitation.aip.org/content/aip/journal/jap/108/8/10.1063/1.3494100

[4] Ko, D.-H.; Tumbleston, J. R.; Zhang, L.; Williams, S.; DeSimone, J. M.; Lopez, R. and Samulski, E. T.*, "Photonic Crystal Geometry for Organic Solar Cells" 

Nano Letters (2009)

http://pubs.acs.org/doi/abs/10.1021/nl901232p

[3] Tumbleston, J. R.; Ko, D.-H.; Samulski, E. T.; and Lopez, R.*, "Absorption and quasiguided mode analysis of organic solar cells with photonic crystal photoactive layers" 

Optics Express (2009)

https://www.osapublishing.org/oe/abstract.cfm?uri=oe-17-9-7670

[2] Tumbleston, J. R.*; Ko, D.-H.; Samulski, E. T. and Lopez, R., "Electrophotonic enhancement of bulk heterojunction organic solar cells through photonic crystal photoactive layer" 

Applied Physics Letters (2009)

http://scitation.aip.org/content/aip/journal/apl/94/4/10.1063/1.3075053

[1] Hampton, M. J.; Williams, S. S.; Zhou, Z.; Nunes, J.; Ko, D.-H.; Templeton, J. L.; Samulski, E. T.; DeSimone, J. M.*, "The Patterning of Sub-500 nm Inorganic Oxide Structures" 

Advanced Materials (2008)

http://onlinelibrary.wiley.com/doi/10.1002/adma.200702495/abstract