Gain-switching in CsPbBr3 microwire lasers

Jiao Tian; Guoen Weng; Yuejun Liu; Shengjie Chen; Fuyi Cao; Chunhu Zhao; Xiaobo Hu; Xianjia Luo; Junhao Chu; Hidefumi Akiyama; Shaoqiang Chen

doi:10.1038/s42005-022-00938-8

Communications Physics (Jun 2022)

Gain-switching in CsPbBr3 microwire lasers

Jiao Tian,
Guoen Weng,
Yuejun Liu,
Shengjie Chen,
Fuyi Cao,
Chunhu Zhao,
Xiaobo Hu,
Xianjia Luo,
Junhao Chu,
Hidefumi Akiyama,
Shaoqiang Chen

Affiliations

Jiao Tian: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Guoen Weng: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Yuejun Liu: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Shengjie Chen: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Fuyi Cao: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Chunhu Zhao: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Xiaobo Hu: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Xianjia Luo: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Junhao Chu: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University
Hidefumi Akiyama: Institute for Solid State Physics, The University of Tokyo
Shaoqiang Chen: State Key Laboratory of Precision Spectroscopy, Department of Electronic Engineering, East China Normal University

DOI: https://doi.org/10.1038/s42005-022-00938-8
Journal volume & issue: Vol. 5, no. 1
pp. 1 – 8

Abstract

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Gain-switching techniques offer a route to ultrafast lasing at the microscale. Here, 13 ps single-mode lasing from inorganic perovskite CsPbBr3 microwires is demonstrated and low transient saturated gain is identified as a significant limitation for further pulse shortening.

Published in Communications Physics

ISSN: 2399-3650 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science: Astronomy: Astrophysics; Science: Physics
Website: https://www.nature.com/commsphys/

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