A dopant‐free polymer as hole‐transporting material for highly efficient and stable perovskite solar cells

• Main Authors: Li, Xianqiang, Tang, Xiaohong, Yang, Yijie, Ye, Tao, Wu, Dan, Wang, Hong, Li, Jun, Wang, Xizu
• Other Authors: School of Electrical and Electronic Engineering
• Format: Article
• Language: English
• Published: 2020
• Subjects: Engineering::Electrical and electronic engineering; Crystallinity; Hole‐transporting Material
• Online Access: https://hdl.handle.net/10356/136641
• Institution: Nanyang Technological University

A series of thiazolothiazole‐thiophene‐based polymer hole‐transporting materials (HTMs) are synthesized and applied into perovskite solar cells (PSCs). These polymer HTMs have good performance and stability without any dopants. The improved performance and stability of PSCs is attributed to the poly...