Intrinsic ultralow lattice thermal conductivity in lead-free halide perovskites Cs3Bi2X9 (X = Br, I)

Author:

Ma Jiang-Jiang1ORCID,Zheng Jing-Jing2,Chen Yuxi1,Ren Qingyong345ORCID,Zhang Junfeng16ORCID,Wang Bao-Tian347ORCID

Affiliation:

1. School of Physics and Information Engineering, Shanxi Normal University, Taiyuan 030031, China

2. Department of Physics, Taiyuan Normal University, Jinzhong, 030619, China

3. Institute of High Energy Physics, Chinese Academy of Sciences (CAS), Beijing 100049, China

4. Spallation Neutron Source Science Center, Dongguan 523803, China

5. Guangdong Provincial Key Laboratory of Extreme Conditions, Dongguan, 523803, China

6. College of Physics and Electronic Engineering, Hainan Normal University, Haikou 571158, China

7. Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan, Shanxi 030006, China

Abstract

The rattling vibrations of the Cs atoms as well as the rotational and torsional vibration modes of the polyhedral framework induce the ultralow lattice thermal conductivities of Cs3Bi2X9 (X = Br, I).

Funder

National Natural Science Foundation of China

Basic and Applied Basic Research Foundation of Guangdong Province

Publisher

Royal Society of Chemistry (RSC)

同舟云学术

1.学者识别学者识别

2.学术分析学术分析

3.人才评估人才评估

"同舟云学术"是以全球学者为主线,采集、加工和组织学术论文而形成的新型学术文献查询和分析系统,可以对全球学者进行文献检索和人才价值评估。用户可以通过关注某些学科领域的顶尖人物而持续追踪该领域的学科进展和研究前沿。经过近期的数据扩容,当前同舟云学术共收录了国内外主流学术期刊6万余种,收集的期刊论文及会议论文总量共计约1.5亿篇,并以每天添加12000余篇中外论文的速度递增。我们也可以为用户提供个性化、定制化的学者数据。欢迎来电咨询!咨询电话:010-8811{复制后删除}0370

www.globalauthorid.com

TOP

Copyright © 2019-2024 北京同舟云网络信息技术有限公司
京公网安备11010802033243号  京ICP备18003416号-3