Zobrazeno 1 - 10
of 400
pro vyhledávání: '"Guojia Fang"'
Autor:
Jin Zhou, Shiqiang Fu, Shun Zhou, Lishuai Huang, Cheng Wang, Hongling Guan, Dexin Pu, Hongsen Cui, Chen Wang, Ti Wang, Weiwei Meng, Guojia Fang, Weijun Ke
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-10 (2024)
Abstract Mixed tin-lead perovskite solar cells have driven a lot of passion for research because of their vital role in all-perovskite tandem solar cells, which hold the potential for achieving higher efficiencies compared to single-junction counterp
Externí odkaz:
https://doaj.org/article/754544e344c74072af73ab1512a7868e
Autor:
Louwen Zhang, Hai Zhou, Yibo Chen, Zhimiao Zheng, Lishuai Huang, Chen Wang, Kailian Dong, Zhongqiang Hu, Weijun Ke, Guojia Fang
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-9 (2024)
Abstract The scalable and low-cost room temperature (RT) synthesis for pure-iodine all-inorganic perovskite colloidal quantum dots (QDs) is a challenge due to the phase transition induced by thermal unequilibrium. Here, we introduce a direct RT stron
Externí odkaz:
https://doaj.org/article/8055ba802219443089d69d9e4fca05dd
Autor:
Xuzhi Hu, Jiashuai Li, Chen Wang, Hongsen Cui, Yongjie Liu, Shun Zhou, Hongling Guan, Weijun Ke, Chen Tao, Guojia Fang
Publikováno v:
Nano-Micro Letters, Vol 15, Iss 1, Pp 1-14 (2023)
Highlights A versatile material-antimony potassium tartrate is added to wide-bandgap perovskite cells for the first time. Inverted wide-bandgap perovskite solar cells with a structure of ITO/MeO-2PACz/perovskite/C60/ALD-SnO2/Cu yield a champion power
Externí odkaz:
https://doaj.org/article/8d974274508c4134b500e85e0bff07c6
Autor:
Yongjie Liu, Chen Tao, Yu Cao, Liangyan Chen, Shuxin Wang, Pei Li, Cheng Wang, Chenwei Liu, Feihong Ye, Shengyong Hu, Meng Xiao, Zheng Gao, Pengbing Gui, Fang Yao, Kailian Dong, Jiashuai Li, Xuzhi Hu, Hengjiang Cong, Shuangfeng Jia, Ti Wang, Jianbo Wang, Gang Li, Wei Huang, Weijun Ke, Jianpu Wang, Guojia Fang
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-12 (2022)
Defect-assisted nonradiative recombination and carrier aggregation at the interface hinder the potential of perovskites as emitter for light-emitting diodes. Here, Fang et al. achieve an external quantum efficiency of 24.1% by combining multidimensio
Externí odkaz:
https://doaj.org/article/ee4ae3680dc64e7b92822d5e89cff13b
Autor:
Zheng Gao, Hai Zhou, Kailian Dong, Chen Wang, Jiayun Wei, Zhe Li, Jiashuai Li, Yongjie Liu, Jiang Zhao, Guojia Fang
Publikováno v:
Nano-Micro Letters, Vol 14, Iss 1, Pp 1-10 (2022)
Abstract In recent years, Pb-free CsSnI3 perovskite materials with excellent photoelectric properties as well as low toxicity are attracting much attention in photoelectric devices. However, deep level defects in CsSnI3, such as high density of tin v
Externí odkaz:
https://doaj.org/article/fe223ab9f7644b2f8064b11aea288169
Publikováno v:
SmartMat, Vol 3, Iss 3, Pp 513-521 (2022)
Abstract Perovskite solar cells (PSCs) with a light‐harvesting three‐dimensional perovskite bulk layer as backbone component have achieved great progress in performance. Nonradiative recombination is one major place to improve efficiency and stab
Externí odkaz:
https://doaj.org/article/8c883c7d399b4a6098e207d8972562b8
Autor:
Junbo Gong, Hongxia Zhong, Chan Gao, Jiali Peng, Xinxing Liu, Qianqian Lin, Guojia Fang, Shengjun Yuan, Zengming Zhang, Xudong Xiao
Publikováno v:
Advanced Science, Vol 9, Iss 29, Pp n/a-n/a (2022)
Abstract Despite extensive study, the bandgap characteristics of lead halide perovskites are not well understood. Usually, these materials are considered as direct bandgap semiconductors, while their photoluminescence quantum yield (PLQY) is very low
Externí odkaz:
https://doaj.org/article/a54a9e5963ae4a9f9efda3c3fbcdf52f
Autor:
Fang Yao, Jiali Peng, Ruiming Li, Wenjing Li, Pengbin Gui, Borui Li, Chang Liu, Chen Tao, Qianqian Lin, Guojia Fang
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-9 (2020)
Perovskites are appealing for optoelectronics, but high-quality perovskite single crystals should be grown at low temperature to minimize trap density. Here, the authors report a room-temperature liquid-diffused-induced crystallization for growth of
Externí odkaz:
https://doaj.org/article/58cb16826d484496bc5b19bb48fbe574
Publikováno v:
Cell Reports Physical Science, Vol 1, Iss 9, Pp 100205- (2020)
Summary: Formamidinium lead iodide (FAPbI3) perovskite is a front-runner material for efficient perovskite solar cells (PSCs) due to its high light-absorption coefficient, narrow band gap, and superior photostability and thermostability. High-quality
Externí odkaz:
https://doaj.org/article/e0117b5649eb47e0951862b9f76b682b
Autor:
Dong Yang, Ruixia Yang, Kai Wang, Congcong Wu, Xuejie Zhu, Jiangshan Feng, Xiaodong Ren, Guojia Fang, Shashank Priya, Shengzhong (Frank) Liu
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-11 (2018)
The development of high efficiency planar-type perovskite solar cell has been lagging behind the mesoporous-type counterpart. Here Yang et al. modify the oxide based electron transporting layer with organic acid and obtain planar-type cells with high
Externí odkaz:
https://doaj.org/article/784470579fbb48dca947926347ac833c