Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Kai Wang"'
Publikováno v:
Journal of Energy Chemistry. 60:376-383
We report a transition metal such as manganese doped methylammonium lead halide perovskite (MA(Pb:Mn)I3) solar cell with an power conversion efficiency (PCE) over 20%. The rational design and fabrication of MA(Pb:Mn)I3 lead to the enhancements of all
Publikováno v:
npj Materials Degradation, Vol 5, Iss 1, Pp 1-6 (2021)
X-ray photoelectron spectroscopy (XPS) has been used to investigate the composition of perovskite films upon exposure to different environmental factors, such as moisture, heat, and UV light. However, few research studies have determined that the X-r
Autor:
Xizu Wang, Shashank Priya, Dong Yang, Shaoyang Ma, Ke Wang, Tao Ye, Jungjin Yoon, Yuchen Hou, Kai Wang
Publikováno v:
ACS Energy Letters. :1480-1489
Black orthorhombic (B-γ) CsSnI3 with low toxicity and excellent optoelectronic properties is a promising candidate for perovskite solar cell (PSC). However, the performance of the B-γ CsSnI3-based ...
Autor:
Kai Wang, Wenjing Feng, Chengbo Tian, Liqiang Xie, Jianxun Lu, Xiangtian Xiao, Zhanhua Wei, Kebin Lin, Chuanzhong Yan, Xinyi Liu, Dan Wu, Wenqiang Li
Publikováno v:
Journal of Materials Chemistry A. 9:11064-11072
Metal halide perovskite light-emitting diodes (PeLEDs) are promising for lighting and display application, and the corresponding device performance is highly dependent on the film quality of the active layer. However, it is still very challenging to
Autor:
Yong-Young Noh, Yangbing Xu, Hang Zhou, Taoyu Zou, Jun Chen, Shengdong Zhang, Chuan Liu, Ben Xiang, Kai Wang, Ya Wang, Qing Dai
Publikováno v:
IEEE Journal of the Electron Devices Society, Vol 9, Pp 96-101 (2021)
The integration of perovskite photodetectors with thin-film transistor (TFT) backplane or complementary metal-oxide-semiconductor CMOS circuit is a key step towards prototyping perovskite-based image sensors. Here, we demonstrate a pixel configuratio
Publikováno v:
The Journal of Physical Chemistry C. 124:28417-28423
The postprocessing method such as solvent vapor annealing (SVA) can be effective for the fabrication of high-quality quasi-two-dimensional (quasi-2D) organic–inorganic hybrid perovskites (OIHPs). A...
Autor:
Dan Wu, Xiangtian Xiao, Kai Wang, Taikang Ye, Jiayun Sun, Xiao Wei Sun, Xiangwei Qu, Wallace C. H. Choy, Shihao Ding, Zhenwei Ren, Rui Cai
Publikováno v:
Communications Materials, Vol 1, Iss 1, Pp 1-8 (2020)
Enhanced hole injection is essential to achieve high performance in perovskite light-emitting diodes (LEDs). Here, a strategy is introduced to enhance hole injection by an electric dipole layer. Hopping theory demonstrates electric dipoles between ho
Autor:
Ruiman Ma, Rui Chen, Ling Li, Xiao Wei Sun, Jiahao Yu, Zhenwei Ren, Kai Wang, Wallace C. H. Choy, Wan-Jian Yin, Xiangtian Xiao
Publikováno v:
ACS Energy Letters. 5:2569-2579
Quasi-two-dimensional (quasi-2D) perovskite is rising as a promising luminescent material for blue perovskite light-emitting diodes (PeLEDs). However, typical quasi-2D perovskites show a wide distr...
Publikováno v:
The Journal of Physical Chemistry C. 124:2340-2345
Flexible perovskite solar cells (F-PSCs) have shown great potential application towards future wearable power sources with increasing power conversion efficiency (PCE) and mechanical stability. In ...
Autor:
Kai Wang, Xiaoming Chang, Shengzhong Frank Liu, Thomas D. Anthopoulos, Kui Zhao, Ming-Chun Tang, Detlef-M. Smilgies, Dounya Barrit, Stefaan De Wolf, Hoang X. Dang, Ruipeng Li, Yuanyuan Fan, Aram Amassian
Publikováno v:
Journal of Materials Chemistry A. 8:1095-1104
Perovskite photovoltaics have made extraordinary strides in efficiency and stability thanks to process and formulation developments like anti-solvent dripping and mixed-cation mixed-halide compositions. Solar cell fabrication through low-cost scalabl