Ho-Wa Li
Ho-Wa Li
Department of Physics and Materials Science, City University of Hong Kong
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Decomposition of organometal halide perovskite films on zinc oxide nanoparticles
Y Cheng, QD Yang, J Xiao, Q Xue, HW Li, Z Guan, HL Yip, SW Tsang
ACS applied materials & interfaces 7 (36), 19986-19993, 2015
Interface design for high-efficiency non-fullerene polymer solar cells
C Sun, Z Wu, Z Hu, J Xiao, W Zhao, HW Li, QY Li, SW Tsang, YX Xu, ...
Energy & Environmental Science 10 (8), 1784-1791, 2017
Chlorine incorporation for enhanced performance of planar perovskite solar cell based on lead acetate precursor
J Qing, HT Chandran, YH Cheng, XK Liu, HW Li, SW Tsang, MF Lo, ...
ACS Applied Materials & Interfaces 7 (41), 23110-23116, 2015
18% high‐efficiency air‐processed perovskite solar cells made in a humid atmosphere of 70% RH
Y Cheng, X Xu, Y Xie, HW Li, J Qing, C Ma, CS Lee, F So, SW Tsang
Solar RRL 1 (9), 1700097, 2017
Ultraviolet-ozone surface modification for non-wetting hole transport materials based inverted planar perovskite solar cells with efficiency exceeding 18%
X Xu, C Ma, Y Cheng, YM Xie, X Yi, B Gautam, S Chen, HW Li, CS Lee, ...
Journal of Power Sources 360, 157-165, 2017
Impact of surface dipole in NiOx on the crystallization and photovoltaic performance of organometal halide perovskite solar cells
Y Cheng, M Li, X Liu, SH Cheung, HT Chandran, HW Li, X Xu, YM Xie, ...
Nano Energy 61, 496-504, 2019
Graphene oxide as an efficient hole-transporting material for high-performance perovskite solar cells with enhanced stability
QD Yang, J Li, Y Cheng, HW Li, Z Guan, B Yu, SW Tsang
Journal of Materials Chemistry A 5 (20), 9852-9858, 2017
Revealing the degradation and self‐healing mechanisms in perovskite solar cells by sub‐bandgap external quantum efficiency spectroscopy
Y Cheng, X Liu, Z Guan, M Li, Z Zeng, HW Li, SW Tsang, AG Aberle, F Lin
Advanced Materials 33 (3), 2006170, 2021
Using ultralow dosages of electron acceptor to reveal the early stage donor–acceptor electronic interactions in bulk heterojunction blends
CHY Ho, SH Cheung, HW Li, KL Chiu, Y Cheng, H Yin, MH Chan, F So, ...
Advanced Energy Materials 7 (12), 1602360, 2017
Porphyrin-based thick-film bulk-heterojunction solar cells for indoor light harvesting
H Yin, S Chen, SH Cheung, HW Li, Y Xie, SW Tsang, X Zhu, SK So
Journal of Materials Chemistry C 6 (34), 9111-9118, 2018
The detrimental effect of excess mobile ions in planar CH 3 NH 3 PbI 3 perovskite solar cells
Y Cheng, HW Li, J Qing, QD Yang, Z Guan, C Liu, SH Cheung, SK So, ...
Journal of Materials Chemistry A 4 (33), 12748-12755, 2016
On the study of exciton binding energy with direct charge generation in photovoltaic polymers
HW Li, Z Guan, Y Cheng, T Lui, Q Yang, CS Lee, S Chen, SW Tsang
Advanced Electronic Materials 2 (11), 1600200, 2016
Spectroscopic study on the impact of methylammonium iodide loading time on the electronic properties in perovskite thin films
Y Cheng, HW Li, J Zhang, QD Yang, T Liu, Z Guan, J Qing, CS Lee, ...
Journal of Materials Chemistry A 4 (2), 561-567, 2016
Charge transfer-induced photoluminescence in ZnO nanoparticles
Y Ma, TW Choi, SH Cheung, Y Cheng, X Xu, YM Xie, HW Li, M Li, H Luo, ...
Nanoscale 11 (18), 8736-8743, 2019
Improving the conductivity of sol–gel derived NiO x with a mixed oxide composite to realize over 80% fill factor in inverted planar perovskite solar cells
M Li, X Xu, Y Xie, HW Li, Y Ma, Y Cheng, SW Tsang
Journal of materials chemistry A 7 (16), 9578-9586, 2019
Balanced electric field dependent mobilities: a key to access high fill factors in organic bulk heterojunction solar cells
H Yin, P Bi, SH Cheung, WL Cheng, KL Chiu, CHY Ho, HW Li, SW Tsang, ...
Solar RRL 2 (4), 1700239, 2018
Thick‐Film High‐Performance Bulk‐Heterojunction Solar Cells Retaining 90% PCEs of the Optimized Thin Film Cells
H Yin, SH Cheung, JHL Ngai, CHY Ho, KL Chiu, X Hao, HW Li, Y Cheng, ...
Advanced Electronic Materials 3 (4), 1700007, 2017
Direct free carrier photogeneration in single layer and stacked organic photovoltaic devices
HT Chandran, TW Ng, Y Foo, HW Li, J Qing, XK Liu, CY Chan, FL Wong, ...
Advanced Materials 29 (22), 1606909, 2017
High-power bifacial perovskite solar cells with shelf life of over 2000 h
Y Cheng, C Xie, X Liu, G Zhu, HW Li, S Venkataraj, ZK Tan, L Ding, ...
Science bulletin 65 (8), 607-610, 2020
Charge-transfer state energy and its relationship with open-circuit voltage in an organic photovoltaic device
Z Guan, HW Li, Y Cheng, Q Yang, MF Lo, TW Ng, SW Tsang, CS Lee
The Journal of Physical Chemistry C 120 (26), 14059-14068, 2016
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