Performance improvement of MXene-based perovskite solar cells upon property transition from metallic to semiconductive by oxidation of Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub>in air
Lin Yang, Dongxiao Kan, Chunxiang Dall’Agnese, Yohan Dall’Agnese, Baoning Wang, Ajay Kumar Jena, Yingjin Wei, Gang Chen, Xiaofeng Wang, Yury Gogotsi, Tsutomu Miyasaka
Abstract
Oxidization of Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub>hydrocolloid is carried out to tune its properties desirable for an electron transport layer in low-temperature processed perovskite solar cells, rendering a champion power conversion efficiency of 18.29%.
Topics & Concepts
Materials sciencePerovskite (structure)Energy conversion efficiencyTransition metalMetalOptoelectronicsEngineering physicsNanotechnologyMetallurgyCrystallographyCatalysisChemistryBiochemistryEngineeringMXene and MAX Phase MaterialsPerovskite Materials and Applications2D Materials and Applications