Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
a) Chemical structures of PPT and PPF and schematic representation of the post‐treatment process and illustration of the interfacial engineering. b) PL emission spectra, c) PLQYs, and d) TRPL curves of pristine, PPT‐treated and PPF‐treated perovskite films, where the PLQYs were measured by a 368 nm laser.
