Two-Dimensional Thermal Regulation Based on Non-Hermitian Skin Effect
作者机构：Interdisciplinary Center for Quantum InformationState Key Laboratory of Extreme Photonics and InstrumentationZJU-Hangzhou Global Scientific and Technological Innovation CenterCollege of Information Science&Electronic EngineeringZhejiang UniversityHangzhou 310027China International Joint Innovation CenterThe Electromagnetics Academy at Zhejiang UniversityZhejiang UniversityHaining 314400China Key Laboratory of Advanced Micro/Nano Electronic Devices&Smart Systems of ZhejiangJinhua Institute of Zhejiang UniversityZhejiang UniversityJinhua 321099China Shaoxing Institute of Zhejiang UniversityZhejiang UniversityShaoxing 312000China School of Physics and Innovation InstituteHuazhong University of Science and TechnologyWuhan 430074China
出 版 物：《Chinese Physics Letters》 (中国物理快报（英文版）)
年 卷 期：2023年第40卷第10期
页 面：83-88页
核心收录：
学科分类：07[理学] 070205[理学-凝聚态物理] 0702[理学-物理学]
基 金：supported by the Key Research and Development Program of China(Grant No.2022YFA1405200) the National Natural Science Foundation of China(Grant Nos.92163123 and 52250191)
摘 要：The non-Hermitian skin effect has been applied in multiple ***,there are relatively few models in the field of thermal diffusion that utilize the non-Hermitian skin effect for achieving thermal ***,we propose two non-Hermitian Su-Schrieffer-Heeger(SSH)models for thermal regulation:one capable of achieving edge states,and the other capable of achieving corner states within the thermal *** analyzing the energy band structures and the generalized Brillouin zone,we predict the appearance of the non-Hermitian skin effect in these two ***,we analyze the time-dependent evolution results and assess the robustness of the *** results indicate that the localized thermal effects of the models align with our *** a word,this work presents two models based on the non-Hermitian skin effect for regulating the thermal field,injecting vitality into the design of non-Hermitian thermal diffusion systems.
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