Xu, Wenzhan https://orcid.org/0000-0002-1972-6392
Shao, Wenhao https://orcid.org/0000-0002-5237-0076
Tang, Yuanhao https://orcid.org/0000-0002-4882-8195
Lin, Chenjian https://orcid.org/0000-0002-8817-5133
Yang, Hanjun https://orcid.org/0000-0002-6856-6559
Yang, Yu-Ting
Kim, Jeong Hui https://orcid.org/0009-0002-1206-5621
Lee, Gangsan
Kumar, Prashant
Pedersen, Kevin R.
Coffey, Aidan H. https://orcid.org/0000-0002-3803-4965
Harvey, Steven P. https://orcid.org/0000-0001-6120-7062
Graham, Kenneth R. https://orcid.org/0000-0002-6387-3998
Zhu, Chenhui
Zhu, Kai https://orcid.org/0000-0003-0908-3909
Dou, Letian https://orcid.org/0000-0001-6411-8591
Funding for this research was provided by:
DOE | Office of Energy Efficiency & Renewable Energy | Solar Energy Technologies Office (DE-EE0009519)
U.S. Department of Energy (DE-EE0010734)
U.S. Department of Energy (DE-AC36-08GO28308)
U.S. Department of Energy (DE-AC36-08GO28308)
First Solar Inc.
Article History
Received: 18 March 2025
Accepted: 17 October 2025
First Online: 1 December 2025
Competing interests
: L.D., W.X. and W.S. are inventors of a patent application (filed in the United States Patent and Trademark Office on 4 November 2024 and accorded Application No. 63/715,757) related to the molecular design and solar cell applications of the ionic liquids presented in this work. All other authors declare no competing interests.