scholarly journals Modulating perovskite crystallization process towards highly efficient and stable perovskite solar cells via MXene quantum dots modified SnO2

Author(s):  
Yingguo Yang ◽  
Haizhou Lu ◽  
Shanglei Feng ◽  
Lifeng Yang ◽  
Hua Dong ◽  
...  

Abstract: Nanocrystalline tin (IV) oxide (SnO2) electron-transport layers (ETL) have shown great potential for achieving highly efficient, stable perovskite solar cells (PSCs), especially for the low-temperature processed flexible PSCs. Recently,...

2016 ◽  
Vol 9 (7) ◽  
pp. 2262-2266 ◽  
Author(s):  
Heetae Yoon ◽  
Seong Min Kang ◽  
Jong-Kwon Lee ◽  
Mansoo Choi

Hysteresis-free and highly efficient CH3NH3PbI3 perovskite solar cells employing a compact C60 material as an electron transport layer have been developed for the first time using both rigid glass and plastic substrates.


RSC Advances ◽  
2018 ◽  
Vol 8 (41) ◽  
pp. 23019-23026 ◽  
Author(s):  
Caifeng Zhang ◽  
Guangmei Zhai ◽  
Yong Zhang ◽  
Wenhui Gao ◽  
Zhimeng Shao ◽  
...  

Low-temperature solution-processed ZnO/TiO2 bilayered films have been demonstrated to be suitable ETLs for highly efficient and stable perovskite solar cells.


Rare Metals ◽  
2021 ◽  
Author(s):  
Jia-Xing Song ◽  
Xin-Xing Yin ◽  
Zai-Fang Li ◽  
Yao-Wen Li

Abstract As a promising photovoltaic technology, perovskite solar cells (pero-SCs) have developed rapidly over the past few years and the highest power conversion efficiency is beyond 25%. Nowadays, the planar structure is universally popular in pero-SCs due to the simple processing technology and low-temperature preparation. Electron transport layer (ETL) is verified to play a vital role in the device performance of planar pero-SCs. Particularly, the metal oxide (MO) ETL with low-cost, superb versatility, and excellent optoelectronic properties has been widely studied. This review mainly focuses on recent developments in the use of low-temperature-processed MO ETLs for planar pero-SCs. The optical and electronic properties of widely used MO materials of TiO2, ZnO, and SnO2, as well as the optimizations of these MO ETLs are briefly introduced. The commonly used methods for depositing MO ETLs are also discussed. Then, the applications of different MO ETLs on pero-SCs are reviewed. Finally, the challenge and future research of MO-based ETLs toward practical application of efficient planar pero-SCs are proposed. Graphical abstract


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