Fei Zheng Zheng

Highly efficient radiative recombination in intrinsically zero-dimensional perovskite micro-crystals prepared by thermally-assisted solution-phase synthesis

Wei-Long Xu, Siobhan J Bradley, Yang Xu, Fei Zheng, Christopher R Hall, Kenneth P Ghiggino, Trevor A Smith

Journal article  |  2020  |  RSC Advances

0D Cs4PbBr6 perovskite microcrystals exhibit a radiative recombination coefficient two orders of magnitude higher than typical 3D ..

Revealing the Role of Methylammonium Chloride for Improving the Performance of 2D Perovskite Solar Cells

Fei Zheng, Chuantian Zuo, Mengsi Niu, Chunhua Zhou, Siobhan J Bradley, Christopher R Hall, Weilong Xu, Xiaoming Wen, Xiaotao Hao, Mei Gao, Trevor A Smith, Kenneth P Ghiggino

Journal article  |  2020  |  ACS Applied Materials & Interfaces

Layered perovskite films, composed of two-dimensional (2D) Ruddlesden–Popper perovskites (RPPs), show improved stability compared ..

Reduced graphene oxide assisted charge separation and serving as transport pathways in planar perovskite photodetector

WL Xu, C Ding, MS Niu, XY Yang, F Zheng, J Xiao, M Zheng, XT Hao

Journal article  |  2020  |  Organic Electronics

Graphene derivatives have been intensively investigated as the electron transporting layer and conductive electrodes in perovskite..

Triggering the Passivation Effect of Potassium Doping in Mixed-Cation Mixed-Halide Perovskite by Light Illumination

Fei Zheng, Weijian Chen, Tongle Bu, Kenneth P Ghiggino, Fuzhi Huang, Yibing Cheng, Patrick Tapping, Tak W Kee, Baohua Jia, Xiaoming Wen

Journal article  |  2019  |  Advanced Energy Materials

Potassium (K+) doping has been recently discovered as an effective route to suppress hysteresis and improve the performance stabil..

Functionalized Graphene Oxide Enables a High-Performance Bulk Heterojunction Organic Solar Cell with a Thick Active Layer

Cheng-Kun Lyu, Fei Zheng, B Hari Babu, Meng-Si Niu, Lin Feng, Jun-Liang Yang, Wei Qn, Xiao-Tao Hao

Journal article  |  2018  |  The Journal of Physical Chemistry Letters

Novel functionalized graphene oxide π-π stacking with conjugated polymers (P-GO) is fabricated via a simple ethanol-mediated mixin..

Slow Response of Carrier Dynamics in Perovskite Interface upon Illumination

Fei Zheng, Xiaoming Wen, Tongle Bu, Sheng Chen, Jianfeng Yang, Weijian Chen, Fuzhi Huang, Yibing Cheng, Baohua Jia

Journal article  |  2018  |  ACS Applied Materials & Interfaces

Optimizing the Crystallinity and Phase Separation of PTB7:PC71BM Films by Modified Graphene Oxide

Cheng-Kun Lv, Fei Zheng, Xiao-Yu Yang, Peng-Qing Bi, Meng-Si Niu, Yu-Zhu Wang, Trevor A Smith, Kenneth P Ghiggino, Xiao-Tao Hao

Journal article  |  2018  |  The Journal of Physical Chemistry C

A facile method is proposed to obtain modified shorn graphene oxide (DDAB-sGO) with improved dispersion in organic solvents. Didod..

Molecular packing correlated fluorescence in TIPS-pentacene films

Mengsi Niu, Fei Zheng, Xiaoyu Yang, Pengqing Bi, Lin Feng, Xiaotao Hao

Journal article  |  2017  |  Organic Electronics

Laser-induced crystallization and conformation control of poly(3-hexylthiophene) for improving the performance of organic solar cells

Lin Feng, Fei Zheng, Peng-Qing Bi, Xiao-Yu Yang, Meng-Si Niu, Fei Wang, Xiao-Tao Hao

Journal article  |  2017  |  Organic Electronics

Femtosecond laser processing induced low loss waveguides in multicomponent glasses

B Hari Babu, Mengsi Niu, Thomas Billotte, Pengqing Bi, Fei Zheng, Bertrand Poumellec, Matthieu Lancry, Xiao-Tao Hao

Journal article  |  2017  |  Optical Materials Express