Bistable amphoteric native defect model of perovskite photovoltaics

• Main Authors: Walukiewicz, Wladek, Rey-Stolle, Ignacio, Han, Guifang, Jaquez, Maribel, Broberg, Danny, Xie, Wei, Sherburne, Matthew, Mathews, Nripan, Asta, Mark
• Other Authors: School of Materials Science & Engineering
• Format: Article
• Language: English
• Published: 2020
• Subjects: Engineering::Chemical engineering; Charge Transfer; Layers
• Online Access: https://hdl.handle.net/10356/139331
• Institution: Nanyang Technological University

The past few years have witnessed unprecedented rapid improvement of the performance of a new class of photovoltaics based on halide perovskites. This progress has been achieved even though there is no generally accepted mechanism of the operation of these solar cells. Here we present a model based...