Non-Hermitian topological phases: principles and prospects
A Banerjee, R Sarkar, S Dey… - Journal of Physics …, 2023 - iopscience.iop.org
The synergy between non-Hermitian concepts and topological ideas have led to very fruitful
activity in the recent years. Their interplay has resulted in a wide variety of new non …
activity in the recent years. Their interplay has resulted in a wide variety of new non …
Symmetry of open quantum systems: Classification of dissipative quantum chaos
We develop a theory of symmetry in open quantum systems. Using the operator-state
mapping, we characterize symmetry of Liouvillian superoperators for the open quantum …
mapping, we characterize symmetry of Liouvillian superoperators for the open quantum …
Symmetry classification of many-body Lindbladians: Tenfold way and beyond
We perform a systematic symmetry classification of many-body Lindblad superoperators
describing general (interacting) open quantum systems coupled to a Markovian …
describing general (interacting) open quantum systems coupled to a Markovian …
Singular-value statistics of non-Hermitian random matrices and open quantum systems
The spectral statistics of non-Hermitian random matrices are of importance as a diagnostic
tool for chaotic behavior in open quantum systems. Here, we investigate the statistical …
tool for chaotic behavior in open quantum systems. Here, we investigate the statistical …
Progress on the study of the Ginibre ensembles II: GinOE and GinSE
SS Byun, PJ Forrester - arXiv preprint arXiv:2301.05022, 2023 - arxiv.org
This is part II of a review relating to the three classes of random non-Hermitian Gaussian
matrices introduced by Ginibre in 1965. While part I restricted attention to the GinUE (Ginibre …
matrices introduced by Ginibre in 1965. While part I restricted attention to the GinUE (Ginibre …
Non-Hermitian Hamiltonians violate the eigenstate thermalization hypothesis
G Cipolloni, J Kudler-Flam - Physical Review B, 2024 - APS
The eigenstate thermalization hypothesis (ETH) represents a cornerstone in the theoretical
understanding of the emergence of thermal behavior in closed quantum systems. The ETH …
understanding of the emergence of thermal behavior in closed quantum systems. The ETH …
Toward a classification of PT-symmetric quantum systems: From dissipative dynamics to topology and wormholes
Studies of many-body non-Hermitian parity-time (PT)-symmetric quantum systems are
attracting a lot of interest due to their relevance in research areas ranging from quantum …
attracting a lot of interest due to their relevance in research areas ranging from quantum …
Degeneracies and symmetry breaking in pseudo-Hermitian matrices
A Melkani - Physical Review Research, 2023 - APS
Real eigenvalues of pseudo-Hermitian matrices, such as real matrices and PT− symmetric
matrices, frequently split into complex conjugate pairs. This is accompanied by the breaking …
matrices, frequently split into complex conjugate pairs. This is accompanied by the breaking …
[HTML][HTML] Transfer learning from Hermitian to non-Hermitian quantum many-body physics
Identifying phase boundaries of interacting systems is one of the key steps to understanding
quantum many-body models. The development of various numerical and analytical methods …
quantum many-body models. The development of various numerical and analytical methods …
Infernal and exceptional edge modes: non-Hermitian topology beyond the skin effect
The classification of point gap topology in all local non-Hermitian (NH) symmetry classes
has been recently established. However, many entries in the resulting periodic table have …
has been recently established. However, many entries in the resulting periodic table have …