Zobrazeno 1 - 10
of 805
pro vyhledávání: '"Yanfa Yan"'
Autor:
Jian Xu, Aidan Maxwell, Zhaoning Song, Abdulaziz S. R. Bati, Hao Chen, Chongwen Li, So Min Park, Yanfa Yan, Bin Chen, Edward H. Sargent
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-10 (2024)
Abstract Surface defects in semiconducting materials, though they have been widely studied, remain a prominent source of loss in optoelectronic devices; here we sought a new angle of approach, looking into the dynamic roles played by surface defects
Externí odkaz:
https://doaj.org/article/8cbf6578fc7d49a18d304b00b939ecbc
Publikováno v:
Advanced Science, Vol 11, Iss 1, Pp n/a-n/a (2024)
Abstract Tin (Sn)‐containing perovskite solar cells (PSCs) have gained significant attention in the field of perovskite optoelectronics due to lower toxicity than their lead‐based counterparts and their potential for tandem applications. However,
Externí odkaz:
https://doaj.org/article/c2d97774e3c541a7b0cd527f4ea0347d
Autor:
Deng-Bing Li, Sandip S. Bista, Rasha A. Awni, Sabin Neupane, Abasi Abudulimu, Xiaoming Wang, Kamala K. Subedi, Manoj K. Jamarkattel, Adam B. Phillips, Michael J. Heben, Jonathan D. Poplawsky, David A. Cullen, Randy J. Ellingson, Yanfa Yan
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
Bandgap gradient is a promising approach to improve the open-circuit voltage in thin film solar cells. Here, authors incorporate a Cd(O,S,Se,Te) region to realize the bandgap gradient at front interface and demonstrate Cd(Se,Te) solar cells with redu
Externí odkaz:
https://doaj.org/article/67ffddd34caa480db3f4224fd8cedd68
Autor:
Xuejian Ma, Fei Zhang, Zhaodong Chu, Ji Hao, Xihan Chen, Jiamin Quan, Zhiyuan Huang, Xiaoming Wang, Xiaoqin Li, Yanfa Yan, Kai Zhu, Keji Lai
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-7 (2021)
Spatiotemporal dynamic of charge carriers is commonly studied with optical or photoconductivity measurements, yet these techniques come with their own limitations. To circumvent these limits, the authors probe the free-carrier diffusion dynamics of m
Externí odkaz:
https://doaj.org/article/8917a3503c384028b02117f7b1050109
Autor:
Shien-Ping Feng, Yuanhang Cheng, Hin-Lap Yip, Yufei Zhong, Patrick W K Fong, Gang Li, Annie Ng, Cong Chen, Luigi Angelo Castriotta, Fabio Matteocci, Luigi Vesce, Danila Saranin, Aldo Di Carlo, Puqun Wang, Jian Wei Ho, Yi Hou, Fen Lin, Armin G Aberle, Zhaoning Song, Yanfa Yan, Xu Chen, Yang (Michael) Yang, Ali Asgher Syed, Ishaq Ahmad, Tiklun Leung, Yantao Wang, JingYang Lin, Alan Man Ching Ng, Yin Li, Firouzeh Ebadi, Wolfgang Tress, Giles Richardson, Chuangye Ge, Hanlin Hu, Masoud Karimipour, Fanny Baumann, Kenedy Tabah, Carlos Pereyra, Sonia R Raga, Haibing Xie, Monica Lira-Cantu, Mark V Khenkin, Iris Visoly-Fisher, Eugene A Katz, Yana Vaynzof, Rosario Vidal, Guicheng Yu, Haoran Lin, Shuchen Weng, Shifeng Wang, Aleksandra B Djurišić
Publikováno v:
JPhys Materials, Vol 6, Iss 3, p 032501 (2023)
Perovskite solar cells (PSCs) represent one of the most promising emerging photovoltaic technologies due to their high power conversion efficiency. However, despite the huge progress made not only in terms of the efficiency achieved, but also fundame
Externí odkaz:
https://doaj.org/article/d38ed956d312490d97c579f3d52d2e25
Autor:
Baicheng Weng, Zhilong Song, Rilong Zhu, Qingyu Yan, Qingde Sun, Corey G. Grice, Yanfa Yan, Wan-Jian Yin
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-8 (2020)
Symbolic regression holds big promise for guiding materials design, yet its application in materials science is still limited. Here the authors use symbolic regression to introduce an activity descriptor predicting new oxide perovskites with improved
Externí odkaz:
https://doaj.org/article/676d3825e20a4a98abc38543327d92c6
Autor:
Qi Wang, Xiaoming Wang, Zhi Yang, Ninghao Zhou, Yehao Deng, Jingjing Zhao, Xun Xiao, Peter Rudd, Andrew Moran, Yanfa Yan, Jinsong Huang
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-8 (2019)
Despite the rapid progress on perovskite light emitting diodes (PeLEDs), the efficiency of blue PeLEDs is lagging behind. Here Wang et al. employ yttrium (III) chloride additive to yield enhanced photoluminescence in the perovskite materials and thus
Externí odkaz:
https://doaj.org/article/6fd3d542015c4aa5b197841d63618540
Autor:
Zhaoyu Liu, Liang Luo, Joongmok Park, Richard H. J. Kim, Zhaoning Song, Deniz Turan, Mona Jarrahi, Yanfa Yan, Jigang Wang
Publikováno v:
Crystals, Vol 12, Iss 10, p 1462 (2022)
Strong terahertz (THz) emission from the methylammonium lead iodide (MAPbI3) perovskite semiconductors has been observed following above-bandgap photoexcitation, yet local THz responses of crystalline microstructures are absent. We implement laser TH
Externí odkaz:
https://doaj.org/article/83898687bc034548a52f230f04ddb83f
Autor:
Haoran Wang, Xiaoyu Zhang, Qianqian Wu, Fan Cao, Dongwen Yang, Yuequn Shang, Zhijun Ning, Wei Zhang, Weitao Zheng, Yanfa Yan, Stephen V. Kershaw, Lijun Zhang, Andrey L. Rogach, Xuyong Yang
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-10 (2019)
All-inorganic cesium lead bromide perovskite based light-emitting diodes show improved operational stability but the film quality limits their performance. Here Wang et al. use trifluoroacetate anions to passivate defects and achieve excellent device
Externí odkaz:
https://doaj.org/article/418d9336d82d456a899b3e2f79fa6e5d
Autor:
Yuze Lin, Bo Chen, Yanjun Fang, Jingjing Zhao, Chunxiong Bao, Zhenhua Yu, Yehao Deng, Peter N. Rudd, Yanfa Yan, Yongbo Yuan, Jinsong Huang
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-9 (2018)
Optoelectronic devices based on organic–inorganic halide perovskites show promising performance, but their poor stability impedes the commercialization. Here Lin et al. show that excess free charges are detrimental and efficient charge-carrier extr
Externí odkaz:
https://doaj.org/article/1c2d798f7a0d4733ae975fd2a712b8d4