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 …
mechanisms for energy conversion in qubit systems with special focus on realizations in …
Electromigration and the structure of metallic nanocontacts
R Hoffmann-Vogel - Applied Physics Reviews, 2017 - pubs.aip.org
This article reviews efforts to structurally characterize metallic nanocontacts. While the
electronic characterization of such junctions is relatively straight forward, usually it is …
electronic characterization of such junctions is relatively straight forward, usually it is …
Geometric optimization of nonequilibrium adiabatic thermal machines and implementation in a qubit system
P Terren Alonso, P Abiuso, M Perarnau-Llobet… - PRX Quantum, 2022 - APS
We adopt a geometric approach to describe the performance of adiabatic quantum
machines, operating under slow time-dependent driving and in contact with two reservoirs …
machines, operating under slow time-dependent driving and in contact with two reservoirs …
Geometric properties of adiabatic quantum thermal machines
B Bhandari, PT Alonso, F Taddei, F Von Oppen… - Physical Review B, 2020 - APS
We present a general unified approach for the study of quantum thermal machines,
including both heat engines and refrigerators, operating under periodic adiabatic driving …
including both heat engines and refrigerators, operating under periodic adiabatic driving …
Semi-classical generalized Langevin equation for equilibrium and nonequilibrium molecular dynamics simulation
Molecular dynamics (MD) simulation based on Langevin equation has been widely used in
the study of structural, thermal properties of matter in different phases. Normally, the atomic …
the study of structural, thermal properties of matter in different phases. Normally, the atomic …
From nonequilibrium Green's functions to quantum master equations for the density matrix and out-of-time-order correlators: Steady-state and adiabatic dynamics
We consider a finite quantum system under slow driving and weakly coupled to thermal
reservoirs at different temperatures. We present a systematic derivation of the quantum …
reservoirs at different temperatures. We present a systematic derivation of the quantum …
Enhanced energy harvesting near exceptional points in systems with (pseudo-) PT-symmetry
LJ Fernández-Alcázar, R Kononchuk… - Communications …, 2021 - nature.com
Exceptional point degeneracies, occurring in non-Hermitian systems, have challenged many
well established concepts and led to the development of remarkable technologies. Here, we …
well established concepts and led to the development of remarkable technologies. Here, we …
Nanomagnet coupled to quantum spin Hall edge: An adiabatic quantum motor
L Arrachea, F Von Oppen - Physica E: Low-dimensional Systems and …, 2015 - Elsevier
The precessing magnetization of a magnetic islands coupled to a quantum spin Hall edge
pumps charge along the edge. Conversely, a bias voltage applied to the edge makes the …
pumps charge along the edge. Conversely, a bias voltage applied to the edge makes the …
Role of coherence in quantum-dot-based nanomachines within the Coulomb blockade regime
During the last decades, quantum dots within the Coulomb blockade regime of transport
have been proposed as essential building blocks for a wide variety of nanomachines. This …
have been proposed as essential building blocks for a wide variety of nanomachines. This …
Thermodynamics and steady state of quantum motors and pumps far from equilibrium
RA Bustos-Marún, HL Calvo - Entropy, 2019 - mdpi.com
In this article, we briefly review the dynamical and thermodynamical aspects of different
forms of quantum motors and quantum pumps. We then extend previous results to provide …
forms of quantum motors and quantum pumps. We then extend previous results to provide …