Han-Don Um
Han-Don Um
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A strong antireflective solar cell prepared by tapering silicon nanowires
JY Jung, Z Guo, SW Jee, HD Um, KT Park, JH Lee
Optics Express 18 (103), A286-A292, 2010
A waferscale Si wire solar cell using radial and bulk p–n junctions
JY Jung, Z Guo, SW Jee, HD Um, KT Park, MS Hyun, JM Yang, JH Lee
Nanotechnology 21 (44), 445303, 2010
Lossless hybridization between photovoltaic and thermoelectric devices
KT Park, SM Shin, AS Tazebay, HD Um, JY Jung, SW Jee, MW Oh, ...
Scientific reports 3 (1), 1-6, 2013
Highly selective spectral response with enhanced responsivity of radial heterojunction nanowire photodiodes
HD Um, SA Moiz, KT Park, JY Jung, SW Jee, CH Ahn, DC Kim, HK Cho, ...
Applied Physics Letters 98 (3), 033102, 2011
Cold isostatic‐pressured silver nanowire electrodes for flexible organic solar cells via room‐temperature processes
JH Seo, I Hwang, HD Um, S Lee, K Lee, J Park, H Shin, TH Kwon, ...
Advanced Materials 29 (30), 1701479, 2017
Dopant-Free All-Back-Contact Si Nanohole Solar Cells Using MoOx and LiF Films
HD Um, N Kim, K Lee, I Hwang, JH Seo, K Seo
Nano Letters 16 (2), 981-987, 2016
Highly Electrocatalytic Cu2ZnSn(S1–xSex)4 Counter Electrodes for Quantum-Dot-Sensitized Solar Cells
Y Cao, Y Xiao, JY Jung, HD Um, SW Jee, HM Choi, JH Bang, JH Lee
ACS Applied Materials & Interfaces 5 (3), 479-484, 2013
Monolithically integrated, photo-rechargeable portable power sources based on miniaturized Si solar cells and printed solid-state lithium-ion batteries
HD Um, KH Choi, I Hwang, SH Kim, K Seo, SY Lee
Energy & Environmental Science 10 (4), 931-940, 2017
Versatile control of metal-assisted chemical etching for vertical silicon microwire arrays and their photovoltaic applications
HD Um, N Kim, K Lee, I Hwang, J Hoon Seo, YJ Yu, P Duane, M Wober, ...
Scientific reports 5 (1), 1-11, 2015
Optimal design for antireflective Si nanowire solar cells
JY Jung, HD Um, SW Jee, KT Park, JH Bang, JH Lee
Solar Energy Materials and Solar Cells 112, 84-90, 2013
A stamped PEDOT: PSS–silicon nanowire hybrid solar cell
SA Moiz, AM Nahhas, HD Um, SW Jee, HK Cho, SW Kim, JH Lee
Nanotechnology 23 (14), 145401, 2012
Optical properties of Si microwires combined with nanoneedles for flexible thin film photovoltaics
KT Park, Z Guo, HD Um, JY Jung, JM Yang, SK Lim, YS Kim, JH Lee
Optics express 19 (101), A41-A50, 2011
Embedded metal electrode for organic–inorganic hybrid nanowire solar cells
HD Um, D Choi, A Choi, JH Seo, K Seo
ACS nano 11 (6), 6218-6224, 2017
The development of transparent photovoltaics
K Lee, HD Um, D Choi, J Park, N Kim, H Kim, K Seo
Cell Reports Physical Science 1 (8), 100143, 2020
17.6%-Efficient radial junction solar cells using silicon nano/micro hybrid structures
K Lee, I Hwang, N Kim, D Choi, HD Um, S Kim, K Seo
Nanoscale 8 (30), 14473-14479, 2016
Low-temperature solution-processed flexible organic solar cells with PFN/AgNWs cathode
JH Seo, HD Um, A Shukla, I Hwang, J Park, YC Kang, CS Kim, M Song, ...
Nano Energy 16, 122-129, 2015
Neutral-colored transparent crystalline silicon photovoltaics
K Lee, N Kim, K Kim, HD Um, W Jin, D Choi, J Park, KJ Park, S Lee, K Seo
Joule 4 (1), 235-246, 2020
18.4%-efficient heterojunction Si solar cells using optimized ITO/Top electrode
N Kim, HD Um, I Choi, KH Kim, K Seo
ACS applied materials & interfaces 8 (18), 11412-11417, 2016
Incorporation of a self-aligned selective emitter to realize highly efficient (12.8%) Si nanowire solar cells
HD Um, KT Park, JY Jung, X Li, K Zhou, SW Jee, JH Lee
Nanoscale 6 (10), 5193-5199, 2014
Flexible crystalline silicon radial junction photovoltaics with vertically aligned tapered microwires
I Hwang, HD Um, BS Kim, M Wober, K Seo
Energy & Environmental Science, 2018
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