Publications

S. Ji, C. Lee, M. Chae, S. Noh, S. Lee, J. Bae, H. Yu, D. Ko*, and T. Kim*, Ultrafast Spectroscopic Investigations of Carrier Dynamics in Non-Fullerene Acceptor-based Organic Photovoltaics, ACS Nano, under revision

C. Lim, J. Ha, N. Kim, B. Moon, B. Yu, D. Hwang, W. Kim, H. Woo*, and H. Yu*, Ionic Density-Controlled Conjugated Polyelectrolytes for Interface Engineering in Inverted Colloidal PbS Quantum-Dots Infrared Photodetector, submitted

W. Kim, C. Lim, B. Koo, W. Kim, H. Yu*, and M. Ko*, Suppressing Interfacial Deprotonation of Metal Oxide for PbS Quantum Dot Photovoltaics, ACS Energy Letters, 10, 8, 3818 (2025)

(https://doi.org/10.1021/acsenergylett.5c01431)

S. Park, S. Yoon, H. Ahn, H. Yu, E. Shin, K. Cho, Y. Jang, Y. Jun, and H. Son*, Dielectric additive enables humidity independent preparation of blend morphology for high performance large-area organic photovoltaics , Joule, 9, 101927 (2025)
(https://doi.org/10.1016/j.joule.2025.101927)

H. Jung, S. Kim, V. Yeddu, G. Seo, J. Lee, J. Lee, J. Park, C. Lim, H. Yu, and D. Kim*, High-Detectivity UV-Visible-NIR Broadband Polymer Photodetector with Polymer Charge Blocking Layer Cross-Linked by Organic Photocrosslinker, Advanced Functional Materials, 34, 41, 2403094 (2024) (https://doi.org/10.1002/adfm.202403094)

M. Park, C. Lim, H. Lee, B. Kang, P. Lee, W. Kim, H. Yu*, and T. Kim*, Sn-Doped Zinc Oxide as an Electron Transporting Layer for Enhanced Performance in PbS Quantum Dot Solar Cells, ACS Applied Materials & Interfaces, 16, 25, 32375 (2024)

(https://doi.org/10.1021/acsami.4c04128)

 J. Kim, J. Lee, J. Lim,(Co-1st Authors) J. Roh, S. Baek, W. Kim, M. Suh*, and H. Yu*, Highly Efficient Top-Emitting Infrared-to-Visible Up-Conversion Device Enabled by Microcavity Effect, Advanced Functional Materials, 33, 20, 2214530 (2023)  (https://doi.org/10.1002/adfm.202214530)

V. Yeddu, G. Seo, H. Jung, H. Yu, J. Lee, J. Lee, and D. Kim*, High detectivity UV-visible-NIR broadband perovskite photodetector using Pb-Sn mixed narrow-gap absorber and a NiOx electron blocker, ACS Applied Electronic Materials, (2022), 4, 3, 1206–1213 (https://doi.org/10.1021/acsaelm.1c01264)

S. Shafian, G. Lee, H. Yu, J. Jeong*, and K. Kim*, High-Efficiency Vivid Color CIGS Solar Cell Employing Nondestructive Structural Coloration, Solar RRL, accepted (https://doi.org/10.1002/solr.202100965)

H. Jo, J. Kim, J. Kim, T. Seong, H. Son, J. Jeong, and H. Yu*, Unprecedentedly Large Photocurrents in Colloidal PbS Quantum-Dot Solar Cells Enabled by Atomic Layer Deposition of Zinc Oxide Electron Buffer Layer, ACS Applied Energy Materials, (2021), 4, 12, 13776-13784 (https://doi.org/10.1021/acsaem.1c02511)

A. Jeong, J. Choi, H. Lee, G. Kim, J. Park, W. Kim, S. Kuk, Z. Wang, D. Hwang, H. Yu*, and J. Jeong*, Transparent Back Junction Control in Cu(In,Ga)Se2 absorber for High Efficiency, Color-Neutral, and Semi-Transparent Solar Module, Progress in Photovoltaics: Research and Applications, accepted as a journal cover (https://doi.org/10.1002/pip.3520)

W. Youn, J. Lee, H. Yu, and D. Kim*, Effect of refractive index contrast on out-coupling efficiency of corrugated OLEDs using low-refractive-index LiF interlayer, ACS Applied Electronic Materials, (2020) 2, 7, 2218

H. Yu, J. Kim, H. Kim, N. Barrange, X. Jiang*, and F. So*, Direct Acoustic Imaging using a Piezoelectric Organic Light-Emitting Diode, ACS Applied Materials & Interfaces, (2020), 12, 32, 36409

S. Kuk, Z. Wang, H. Yu, C. Nam, J. Jeong*, and D. Hwang*, Nanosecond Laser Scribing for See-Through CIGS Thin Film Solar Cells, Progress in Photovoltaics, 28, 135 (2020)

G. Kim, W. Kim , J. Park, D. Kim, H.Yu*,  and Jeung-hyun Jeong*, Thin Ag Precursor Layer-Assisted Co-Evaporation Process for Low Temperature Growth of Cu(In,Ga)Se2 Thin Film, ACS Applied Materials and Interfaces, 11, 31923-31933, (2019)

Y. Son, H. Yu, J. Park, W. Kim, S. Ahn, W. Choi, D. Kim, and J. Jeong. “Control of Structural and Electrical Properties of Indium Tin Oxide (ITO)/Cu (In, Ga) Se2 Interface for Transparent Back-Contact Applications”, The Journal of Physical Chemistry C, 123(3), 1635-1644, (2019)

Q. Dong, H. Yu, and F. So, “Defect Passivation by Fullerene Derivative in Perovskite Solar Cells with Aluminum-doped Zinc Oxide as Electron Transporting Layer ”, Chemistry of Materials, 31,  6833-6840  (2019) 

H. Yu, Y. Cheng, D. Shin, S. Tsang, and F. So, “Vertical Organic-Inorganic Hybrid Perovskite Schottky junction Transistors”, Adv. Elect. Mater., 4, 1800039 (2018)

H. Yu, Y. Cheng, S. Tsang, and F. So, “Sub-Bandgap Turn-On Near Infrared-to-Visible Up-Conversion Device Enabled by Organic-Inorganic Hybrid Perovskite Photovoltaic Absorber”, ACS Applied Materials & Interfaces, 10, 15920 (2018)

S. Huang, H. Yau, H. Yu, L. Qi, F. So, J. Dai, and X. Jiang, “Flexoelectricity in a metal/ferroelectric/semiconductor heterostructure”, AIP Advances, 8, 065321 (2018)

H. Hasin, H. Yu, P. Sharma, J. Jones, F. So, and J. Seidel, “Enhanced piezoelectricity of thin film hafnia-zirconia (HZO) by inorganic flexible substrates ”, Applied Physics Letters 113 (2), 022905, (2018)

H. Yu, S. Ho, N. Barrange, R. Larrabee, and F. So, “Semi-Transparent Vertical Organic Light-Emitting Transistors”, Organic Electronics, 55, 126 (2018)

S. Ho, H. Yu, and F. So, “Transparent Indium-Gallium-Zinc Oxide Permeable-Base Transistor by Gradient Oxygen Doping”, Appl. Phys. Lett., 111, 212103 (2017)

H. Yu, S. Lui, S. Baek, D. Kim, C. Dong, and F. So, “Solution-Processed Copper Oxide Interlayer for Broadband PbS Quantum-Dot Photodiodes”, J. Mater. Chem. C, 4, 11205 (2016)

N. Shewmon, H. Yu, I. Constantinou, E. Klump, and F. So, “Formation of Perovskite Heterostructures by Ion-Exchange”, ACS Applied Materials & Interfaces, 8, 48, 33273 (2016)

H. Yu, Z. Dong, J. Guo, D. Kim, and F. So, “Vertical Organic Field-Effect Transistors for Integrated Optoelectronic Applications”, ACS Applied Materials & Interfaces, 8, 16 (2016)

J. Lee, D. Kim, S. Baek, H. Yu, and F. So, “Inorganic UV-Visible-SWIR broadband photodetector based on monodispersed PbS nanocrystals”, small, 12, 1328-1333, (2016)