MAPbI₃ Single-Crystal Films

Low-Defect, Long Carrier Lifetime

High-quality MAPbI₃ single-crystal films directly grown on laser-patterned ITO substrates by a spatially confined method, featuring a carrier lifetime of 24.05 ns for high-performance optoelectronic devices.

Tao, Wenpan · Sun, Jingya · Shengjia, Li · Binhang, Gao · Deng, Yifan · Lian, Yiling · Zhang, Ruochen · Yang, Yang · Jiang, Lan

Journal of Physical Chemistry Letters 2025

Specifications

Average carrier lifetime

{'zh': '约24.05', 'en': '~24.05'} ns

深度

{'zh': '139', 'en': ''} nm

Advantages

LIPSS period decreases with increasing laser fluence

Auger recombination as primary carrier recombination mode