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Alex K.-Y. Jen

Researcher at City University of Hong Kong

Publications -  973
Citations -  72195

Alex K.-Y. Jen is an academic researcher from City University of Hong Kong. The author has contributed to research in topics: Perovskite (structure) & Polymer. The author has an hindex of 128, co-authored 921 publications receiving 61811 citations. Previous affiliations of Alex K.-Y. Jen include University of Nebraska–Lincoln & Zhejiang California International NanoSystems Institute.

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Achieving 19% Power Conversion Efficiency in Planar‐Mixed Heterojunction Organic Solar Cells Using a Pseudosymmetric Electron Acceptor

Wei Gao, +11 more
- 20 Jun 2022 - 
TL;DR: In this paper , a record power conversion efficiency of over 19% was achieved in planar-mixed heterojunction (PMHJ) organic solar cells (OSCs) by adopting the asymmetric selenium substitution strategy in making a pseudosymmetric electron acceptor, BS3TSe•4F.
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Novel push-pull thiophenes for second order nonlinear optical applications

V. Pushkara Rao, +3 more
- 12 Mar 1993 - 
TL;DR: In this article, the second order molecular nonlinear optical properties of push-pull stillbenes can be substantially increased by replacing benzene with thiophene rings, and the properties of several dialkylamino-nitro substituted thiopene based stilbenes are presented.
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Ascorbic acid as an effective antioxidant additive to enhance the efficiency and stability of Pb/Sn-based binary perovskite solar cells

Xiaobao Xu, +7 more
- 01 Apr 2017 - 
TL;DR: In this article, ascorbic acid (AA) was used as an additive to improve the performance and stability of perovskite solar cells with tin-based solar cells.
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Toward High-Performance Semi-Transparent Polymer Solar Cells: Optimization of Ultra-Thin Light Absorbing Layer and Transparent Cathode Architecture

Chu-Chen Chueh, +9 more
- 01 Apr 2013 - 
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Functional Dendrimers for Nonlinear Optics

Hong Ma, +1 more
- 01 Aug 2001 - 
TL;DR: A review of recent developments in dendrimers for NLO applications can be found in this article, where the authors provide a review of Dendrimer applications, such as electro-optics, photorefractive (PR) materials, second harmonic generation (SHG), and two-photon absorption (TPA).