A dimeric fullerene derivative for efficient inverted planar perovskite solar cells with improved stability

2017 ◽  
Vol 5 (16) ◽  
pp. 7326-7332 ◽  
Author(s):  
Chengbo Tian ◽  
Kevin Kochiss ◽  
Edison Castro ◽  
German Betancourt-Solis ◽  
Hongwei Han ◽  
...  

Efficiency and stability are improved in inverted planar perovskite solar cells by using D-C60 as electron transport material.

2021 ◽  
Vol 281 ◽  
pp. 116921
Author(s):  
Mohamed M. Elnaggar ◽  
Lyubov A. Frolova ◽  
Sergey D. Babenko ◽  
Sergey M. Aldoshin ◽  
Pavel A. Troshin

2019 ◽  
Vol 7 (39) ◽  
pp. 12204-12210 ◽  
Author(s):  
Di Wang ◽  
Shan-Ci Chen ◽  
Qingdong Zheng

Poly(vinylpyrrolidone) (PVP)-doped SnO2 was first used as an efficient electron transport layer for perovskite solar cells with increased efficiency and improved stability.


Nanoscale ◽  
2018 ◽  
Vol 10 (37) ◽  
pp. 17873-17883 ◽  
Author(s):  
Rui Zhu ◽  
Quan-Song Li ◽  
Ze-Sheng Li

The introduced nitrogen atoms into TDTP lead to higher electron mobility and improved stability and solubility via changing the packing mode.


2019 ◽  
Vol 249 ◽  
pp. 25-30 ◽  
Author(s):  
Gangala Sivakumar ◽  
Alden Hermsdorff Bertoni ◽  
Hui-Seon Kim ◽  
Paulo Ernesto Marchezi ◽  
Douglas Rosa Bernardo ◽  
...  

2020 ◽  
Vol 8 (44) ◽  
pp. 23607-23616
Author(s):  
Shao-Ku Huang ◽  
Ying-Chiao Wang ◽  
Wei-Chen Ke ◽  
Yu-Ting Kao ◽  
Nian-Zu She ◽  
...  

Effects of the CPTA-passivated SnO2 electron transport layer on photocarrier dynamics in perovskite solar cells revealed by ultrafast pump-probe technique.


Energies ◽  
2020 ◽  
Vol 13 (23) ◽  
pp. 6335
Author(s):  
Xinchen Dai ◽  
Pramod Koshy ◽  
Charles Christopher Sorrell ◽  
Jongchul Lim ◽  
Jae Sung Yun

The present work applies a focal point of materials-related issues to review the major case studies of electron transport layers (ETLs) of metal halide perovskite solar cells (PSCs) that contain graphene-based materials (GBMs), including graphene (GR), graphene oxide (GO), reduced graphene oxide (RGO), and graphene quantum dots (GQDs). The coverage includes the principal components of ETLs, which are compact and mesoporous TiO2, SnO2, ZnO and the fullerene derivative PCBM. Basic considerations of solar cell design are provided and the effects of the different ETL materials on the power conversion efficiency (PCE) have been surveyed. The strategy of adding GBMs is based on a range of phenomenological outcomes, including enhanced electron transport, enhanced current density-voltage (J-V) characteristics and parameters, potential for band gap (Eg) tuning, and enhanced device stability (chemical and environmental). These characteristics are made complicated by the variable effects of GBM size, amount, morphology, and distribution on the nanostructure, the resultant performance, and the associated effects on the potential for charge recombination. A further complication is the uncertain nature of the interfaces between the ETL and perovskite as well as between phases within the ETL.


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