Perovskite Solar Cells with >19% Efficiency Achieved by an Advanced Three-Step Method Using Additional HC(NH2)2I–NaI Spin-Coating

2019 ◽  
Vol 2 (3) ◽  
pp. 1823-1831 ◽  
Author(s):  
Yuji Okamoto ◽  
Masatomo Sumiya ◽  
Yoshikazu Suzuki
RSC Advances ◽  
2017 ◽  
Vol 7 (48) ◽  
pp. 30422-30427 ◽  
Author(s):  
Hongcui Li ◽  
Yebin Xue ◽  
Bo Zheng ◽  
Jiaqi Tian ◽  
Haiyue Wang ◽  
...  

Efficient planar formamidinium perovskite solar cells without the hysteresis effect were fabricated by a two-step method with PCBM as the intermediate layers.


2019 ◽  
Vol 7 (32) ◽  
pp. 19008-19016 ◽  
Author(s):  
Yuxiao Guo ◽  
Xingtian Yin ◽  
Jie Liu ◽  
Wenxiu Que

An efficient and facile one-step spin-coating method assisted by a preheating process was applied for the fabrication of high-quality CsPbIBr2 films.


RSC Advances ◽  
2020 ◽  
Vol 10 (71) ◽  
pp. 43847-43852
Author(s):  
Su-Kyung Kim ◽  
Hae-Jun Seok ◽  
Do-Hyung Kim ◽  
Dong-Hyeok Choi ◽  
Seung-Ju Nam ◽  
...  

We compared nickel oxide (NiOx) deposited by thermal evaporation and that deposited by the spin-coating process, for use in the hole transport layers of inverted planar perovskite solar cells (PSCs).


Materials ◽  
2020 ◽  
Vol 13 (10) ◽  
pp. 2272
Author(s):  
Junqi Wang ◽  
Xiaoping Zou ◽  
Jialin Zhu ◽  
Jin Cheng ◽  
Dan Chen ◽  
...  

The film quality of the electron transport layer (ETL) plays an important role in improving the performance of perovskite solar cells (PSCs). In order to reduce the effect of rough fluorine-doped SnO2 (FTO)substrate on the film quality of the TiO2 ETL, multiple cycles of spin-coating were employed to realize optimized TiO2 film and improve the performance of PSCs with rough FTO. The results show that TiO2 ETL was optimized most effectively using two spin-coating cycles, obtaining the best performance of PSCs with rough FTO. The carbon electrode-based PSCs were then demonstrated. Our work discusses the feasibility of low-quality rough FTO for the fabrication of PSCs and photodetectors to reduce costs.


RSC Advances ◽  
2017 ◽  
Vol 7 (31) ◽  
pp. 19030-19038 ◽  
Author(s):  
Feng Yang ◽  
Dong-Won Kang ◽  
Yong-Sang Kim

We report a possible mechanism to cause poor performance and a novel dynamic spin-coating process for efficient perovskite solar cells.


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