Mechanically rigid 2D lead halide perovskite (PMA) ₂ PbCl ₄ with pressure-stable broadband emission

2025/12/04 by Muhammad Azeem, Jinhyuk Choi, Yeonhak Jung +1 · 1 voice
Engineering · Materials Science · #Perovskite Materials and Applications #2D Materials and Applications #Organic and Molecular Conductors Research

paper · doi:10.1039/d5qm00719d

openalex publication_date 2025/12/04 · openalex created_date 2025/12/04 · openalex updated_date 2026/06/11

Abstract

(PMA) 2 PbCl 4 , undergoes anisotropic lattice contraction, octahedral distortions, and organic–inorganic coupling, driving a crossover from free-exciton to pressure-stable broadband emission due to self-trapped excitons.

Citations

• <i>GSAS-II</i>: the genesis of a modern open-source all purpose crystallography software package
• <i>PASCal</i>: a principal axis strain calculator for thermal expansion and compressibility determination
• Poisson's ratio and modern materials
• Organic–Inorganic Perovskites: Structural Versatility for Functional Materials Design

Discussions

• Research article by Yongjae Lee's team. #YonseiUniversity Authors present a combined experimental and theoretical investigation of the pressure response of the chlorine-based two-dimensional perovski [bsky, 1 points, 0 comments]

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