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Ultra-narrow room-temperature emission from single CsPbBr3 perovskite quantum dots

Authors :
Gabriele RainĂ²
Nuri Yazdani
Simon C. Boehme
Manuel Kober-Czerny
Chenglian Zhu
Franziska Krieg
Marta D. Rossell
Rolf Erni
Vanessa Wood
Ivan Infante
Maksym V. Kovalenko
Source :
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
Publication Year :
2022
Publisher :
Nature Portfolio, 2022.

Abstract

Narrow emission is desired for light-emitting devices. Here, Kovalenko et al. demonstrate that the emission line-broadening in perovskite quantum dots is dominated by the coupling between excitons and surface phonon modes which can be controlled by minimal surface modifications.

Subjects

Subjects :
Science

Details

Language :
English
ISSN :
20411723
Volume :
13
Issue :
1
Database :
Directory of Open Access Journals
Journal :
Nature Communications
Publication Type :
Academic Journal
Accession number :
edsdoj.256f2dddf7d444e081eb2f74c669450d
Document Type :
article
Full Text :
https://doi.org/10.1038/s41467-022-30016-0