Control of aggregation and dissolution of small molecule hole transport layers via a doping strategy for highly efficient perovskite solar cells

2019 ◽  
Vol 7 (38) ◽  
pp. 11932-11942 ◽  
Author(s):  
Jazib Ali ◽  
Jingnan Song ◽  
Yu Li ◽  
Kun Qian ◽  
Quanzeng Zhang ◽  
...  

Polymeric dopant strategy distinctly suppressed the molecular aggregations and surface dewetting of the NPB small molecule hole transport layer in perovskite photovoltaics.

2020 ◽  
Vol 8 (32) ◽  
pp. 16560-16569
Author(s):  
Wang Li ◽  
Hui Liu ◽  
Changwen Liu ◽  
Weiguang Kong ◽  
Hong Chen ◽  
...  

We report a universal monomolecular layer-hole transport layer (ML-HTL) strategy, employing MLs of widely used organic hole transport materials to construct HTLs. A fill factor of 81.86% and champion PCE of 20.58% were achieved with a hydrophobic small molecule ML-HTL.


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).


2019 ◽  
Vol 7 (32) ◽  
pp. 18971-18979 ◽  
Author(s):  
Tian Du ◽  
Weidong Xu ◽  
Matyas Daboczi ◽  
Jinhyun Kim ◽  
Shengda Xu ◽  
...  

Reduction in p-doping of the organic hole transport layer (HTL) leads to substantial improvements in PV performance in planar p–i–n perovskite solar cells.


2021 ◽  
Vol 89 ◽  
pp. 106052
Author(s):  
Wei Dong ◽  
Shaobing Xiong ◽  
Jianming Yang ◽  
Wencheng Qiao ◽  
Qi Zeng ◽  
...  

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