A theoretical study of the molecular passivation of p-/n-type defects on tin- and germanium-mixed perovskite surfaces using Lewis base/acid

• DOI: 10.1039/d4cp03817g
• Publication Date: 2025-03-12T04:00:57Z
• Authors: Emi Kino; Makito Takagi; Takumi Naito; Masanori Tachikawa; Koichi Yamashita; Tomomi Shimazaki

Lewis base can effectively remove the p-type deep defect levels from Sn and Ge mixed perovskite surface, through interacting with the defect site and donating an electron pair toward the defect state.