论文标题

在平衡中对强度相关的系统的特殊带触摸

Exceptional band touching for strongly correlated systems in equilibrium

论文作者

Yoshida, Tsuneya, Peters, Robert, Kawakami, Norio, Hatsugai, Yasuhiro

论文摘要

格林(Green)均衡系统功能所描述的准粒子由于其有限的寿命而表现出非热拓扑现象。对平衡系统的这种非热门观点为相关系统提供了新的见解,并引起了人们的兴趣,因为它有可能在相关化合物中解决开放问题。在本文中,我们对平衡及其分类的量子多体系统的非拓扑拓扑结构进行了简洁的综述。

Quasi-particles described by Green's functions of equilibrium systems exhibit non-Hermitian topological phenomena because of their finite lifetime. This non-Hermitian perspective on equilibrium systems provides new insights into correlated systems and attracts much interest because of its potential to solve open questions in correlated compounds. In this paper, we provide a concise review of the non-Hermitian topological band structures for quantum many-body systems in equilibrium as well as their classification.

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