21.7% efficiency achieved in planar n–i–p perovskite solar cells via interface engineering with water-soluble 2D TiS2

2019 ◽  
Vol 7 (11) ◽  
pp. 6213-6219 ◽  
Author(s):  
Peng Huang ◽  
Qiaoyun Chen ◽  
Kaicheng Zhang ◽  
Ligang Yuan ◽  
Yi Zhou ◽  
...  

In planar n–i–p perovskite solar cells (Pero-SCs), interfacial engineering plays a critically important role in charge extraction and transportation, and hence influences the photovoltaic performances.

2019 ◽  
Vol 7 (20) ◽  
pp. 12635-12644 ◽  
Author(s):  
Yu Liu ◽  
Benlin He ◽  
Jialong Duan ◽  
Yuanyuan Zhao ◽  
Yang Ding ◽  
...  

Through passivating and promoting interfacial charge extraction, P3HT/ZnPc composite HTMs help CsPbBr3 PSC achieve a champion PCE of 10.03% and excellent stability.


2018 ◽  
Vol 6 (44) ◽  
pp. 21999-22004 ◽  
Author(s):  
Jie Ding ◽  
Jialong Duan ◽  
Chenyang Guo ◽  
Qunwei Tang

CuInS2/ZnS QDs with tunable bandgaps were applied at the CsPbBr3/carbon interface for improved hole extraction and reduced electron–hole recombination. A PCE of as high as 8.42% was achieved for QDs tailored all-inorganic PSC in comparison with 6.01% for the pristine device.


2018 ◽  
Vol 6 (37) ◽  
pp. 18010-18017 ◽  
Author(s):  
Jiehuan Chen ◽  
Xiaomei Lian ◽  
Yingzhu Zhang ◽  
Weitao Yang ◽  
Jun Li ◽  
...  

High efficiency (12.07%) 2D perovskite solar cells with a high open-circuit voltage above 1.23 V are realized via interface engineering.


2019 ◽  
Vol 328 ◽  
pp. 135102 ◽  
Author(s):  
Guodong Su ◽  
Benlin He ◽  
Zekun Gong ◽  
Yang Ding ◽  
Jialong Duan ◽  
...  

2020 ◽  
Vol 8 (40) ◽  
pp. 20987-20997
Author(s):  
Jingwei Zhu ◽  
Mixue Tang ◽  
Benlin He ◽  
Wenyu Zhang ◽  
Xueke Li ◽  
...  

By improving the charge extraction and reducing charge recombination as well as energy loss, interface engineering helps the CsPbBr3 PSC to achieve the best PCE as high as 10.12% and excellent long-term stability.


2018 ◽  
Vol 6 (8) ◽  
pp. 3435-3443 ◽  
Author(s):  
Tiantian Cao ◽  
Peng Huang ◽  
Kaicheng Zhang ◽  
Ziqi Sun ◽  
Kai Zhu ◽  
...  

Two novel fullerene derivatives were synthesized and utilized as buffer layers in perovskite solar cells for the first time.


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