Topological non-Hermitian skin effect
This article reviews recent developments in the non-Hermitian skin effect (NHSE),
particularly on its rich interplay with topology. The review starts off with a pedagogical …
particularly on its rich interplay with topology. The review starts off with a pedagogical …
Non-Hermitian photonic band winding and skin effects: a tutorial
Non-Hermitian band structures have gained considerable attention due to the novel
phenomena not present in their Hermitian counterparts and their connection to various …
phenomena not present in their Hermitian counterparts and their connection to various …
Anomalous skin effects in disordered systems with a single non-Hermitian impurity
We explore anomalous skin effects at non-Hermitian impurities by studying their interplay
with potential disorder and by exactly solving a minimal lattice model. A striking feature of …
with potential disorder and by exactly solving a minimal lattice model. A striking feature of …
Critical non-Hermitian topology induced quantum sensing
Non-Hermitian (NH) physics predicts open quantum system dynamics with unique
topological features such as exceptional points and the NH skin effect. We show that this …
topological features such as exceptional points and the NH skin effect. We show that this …
Dissipative boundary state preparation
We devise a generic and experimentally accessible recipe to prepare boundary states of
topological or nontopological quantum systems through an interplay between coherent …
topological or nontopological quantum systems through an interplay between coherent …
[HTML][HTML] Non-Hermitian extended midgap states and bound states in the continuum
M Zelenayova, EJ Bergholtz - Applied Physics Letters, 2024 - pubs.aip.org
We investigate anomalous localization phenomena in non-Hermitian systems by solving a
class of generalized Su–Schrieffer–Heeger/Rice–Mele models and by relating their …
class of generalized Su–Schrieffer–Heeger/Rice–Mele models and by relating their …
Exact analog of the Hatano-Nelson model in one-dimensional continuous nonreciprocal systems
Non-Hermitian topology offers a promising avenue toward an enhanced control of waves,
and many of the underlying interesting phenomena are studied through the paradigmatic …
and many of the underlying interesting phenomena are studied through the paradigmatic …
Enhanced eigenvector sensitivity and algebraic classification of sublattice-symmetric exceptional points
Exceptional points (EPs) are degeneracy of non-Hermitian Hamiltonians, at which the
eigenvalues, along with their eigenvectors, coalesce. Their orders are given by the Jordan …
eigenvalues, along with their eigenvectors, coalesce. Their orders are given by the Jordan …
Exceptional points and exponential sensitivity for periodically driven Lindblad equations
In this contribution to the memorial issue of Göran Lindblad, we investigate the periodically
driven Lindblad equation for a two-level system. We analyze the system using both adiabatic …
driven Lindblad equation for a two-level system. We analyze the system using both adiabatic …
Quantum metrology and sensing with many-body systems
The main power of quantum sensors is achieved when the probe is composed of several
particles. In this situation, quantum features such as entanglement contribute in enhancing …
particles. In this situation, quantum features such as entanglement contribute in enhancing …