TMSI–TOP: a dual-function precursor for anion exchange and surface passivation via phosphonium iodide formation in CsPb(Br/I) 3 perovskite nanocrystals

Materials Horizons 2026

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Authors: Seungmin Baek, Hyeon Woo Jeong, Hyejin Na, Ansoon Kim, Seungwook Choi, J. W. Lee, Jinseok Lee, Seon Joo Lee, Sungho Choi, Jaemin Lee, Jaemin Lee
DOI: 10.1039/d5mh02052b
Cited by: 0
References: 53

Abstract

A novel TMSI–TOP precursor enables stable red CsPb(Br/I) 3 PeNCs, where phosphonium iodide forms and TMSOH aids defect passivation, yielding LEDs with 21.69% EQE at 669 nm and verified reliability.

Fields of Study & Subjects

Perovskite Materials and Applications Quantum Dots Synthesis And Properties Luminescence Properties of Advanced Materials

Publication details

Journal / source
Materials Horizons
Volume
13
Issue
6
Pages
2978–2988
Publication date
1 January 2026
Language
EN