Non-hermitian physics

Y Ashida, Z Gong, M Ueda - Advances in Physics, 2020 - Taylor & Francis
A review is given on the foundations and applications of non-Hermitian classical and
quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra …

Finite-temperature transport in one-dimensional quantum lattice models

B Bertini, F Heidrich-Meisner, C Karrasch, T Prosen… - Reviews of Modern …, 2021 - APS
Over the last decade impressive progress has been made in the theoretical understanding
of transport properties of clean, one-dimensional quantum lattice systems. Many physically …

Nonequilibrium boundary-driven quantum systems: Models, methods, and properties

GT Landi, D Poletti, G Schaller - Reviews of Modern Physics, 2022 - APS
Recent years have seen tremendous progress in the theoretical understanding of quantum
systems driven dissipatively by coupling to different baths at their edges. This was possible …

Reconciliation of quantum local master equations with thermodynamics

G De Chiara, G Landi, A Hewgill, B Reid… - New Journal of …, 2018 - iopscience.iop.org
The study of open quantum systems often relies on approximate master equations derived
under the assumptions of weak coupling to the environment. However when the system is …

Markovian master equations for quantum thermal machines: local versus global approach

PP Hofer, M Perarnau-Llobet, LDM Miranda… - New Journal of …, 2017 - iopscience.iop.org
The study of quantum thermal machines, and more generally of open quantum systems,
often relies on master equations. Two approaches are mainly followed. On the one hand …

Quantum thermal absorption machines: refrigerators, engines and clocks

MT Mitchison - Contemporary Physics, 2019 - Taylor & Francis
The inexorable miniaturisation of technologies, the relentless drive to improve efficiency and
the enticing prospect of boosting performance through quantum effects are all compelling …

Local versus global master equation with common and separate baths: superiority of the global approach in partial secular approximation

M Cattaneo, GL Giorgi, S Maniscalco… - New Journal of …, 2019 - iopscience.iop.org
Open systems of coupled qubits are ubiquitous in quantum physics. Finding a suitable
master equation to describe their dynamics is therefore a crucial task that must be …

Testing the validity of the 'local'and 'global'GKLS master equations on an exactly solvable model

JO González, LA Correa, G Nocerino… - Open Systems & …, 2017 - World Scientific
When deriving a master equation for a multipartite weakly-interacting open quantum
systems, dissipation is often addressed locally on each component, ie ignoring the coherent …

Fundamental limitations in Lindblad descriptions of systems weakly coupled to baths

D Tupkary, A Dhar, M Kulkarni, A Purkayastha - Physical Review A, 2022 - APS
It is very common in the literature to write a Markovian quantum master equation in Lindblad
form to describe a system with multiple degrees of freedom and weakly connected to …

Energy dynamics, heat production and heat–work conversion with qubits: toward the development of quantum machines

L Arrachea - Reports on Progress in Physics, 2023 - iopscience.iop.org
We present an overview of recent advances in the study of energy dynamics and
mechanisms for energy conversion in qubit systems with special focus on realizations in …