Nonequilibrium boundary-driven quantum systems: Models, methods, and properties
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 …
systems driven dissipatively by coupling to different baths at their edges. This was possible …
Characterizing the performance of heat rectifiers
A physical system connected to two thermal reservoirs at different temperatures is said to act
as a heat rectifier when it is able to bias the heat current in a given direction, similarly to an …
as a heat rectifier when it is able to bias the heat current in a given direction, similarly to an …
Heat transport and rectification via quantum statistical and coherence asymmetries
Recent experiments at the nanoscales confirm that thermal rectifiers, the thermal equivalent
of electrical diodes, can operate in the quantum regime. We present a thorough investigation …
of electrical diodes, can operate in the quantum regime. We present a thorough investigation …
Dark-state-induced heat rectification
K Poulsen, NT Zinner - Physical Review E, 2022 - APS
Heat and noise control is essential for the continued development of quantum technologies.
For this purpose, a particularly powerful tool is the heat rectifier, which allows for heat …
For this purpose, a particularly powerful tool is the heat rectifier, which allows for heat …
Quantum wheatstone bridge
We propose a quantum Wheatstone bridge as a fully quantum analog to the classical
version. The bridge is a few-body boundary-driven spin chain exploiting quantum effects to …
version. The bridge is a few-body boundary-driven spin chain exploiting quantum effects to …
Quantum heat valve and entanglement in superconducting LC resonators
Y Liu, Y Yang, T Ma, C Yu - Applied Physics Letters, 2023 - pubs.aip.org
Quantum superconducting circuit with flexible coupler has been a powerful platform for
designing quantum thermal machines. In this Letter, we employ the tunable coupling of two …
designing quantum thermal machines. In this Letter, we employ the tunable coupling of two …
Quantum heat valve and diode of strongly coupled defects in amorphous material
Y Liu, Y Yang, T Ma, Z Liu, C Yu - Physical Review E, 2024 - APS
The mechanical strain can control the frequency of two-level atoms in amorphous material.
In this work, we would like to employ two coupled two-level atoms to manipulate the …
In this work, we would like to employ two coupled two-level atoms to manipulate the …
Detuning effects for heat-current control in quantum thermal devices
Navigating the intricacies of thermal management at the quantum scale is a challenge in the
pursuit of advanced nanoscale technologies. To this extent, theoretical frameworks …
pursuit of advanced nanoscale technologies. To this extent, theoretical frameworks …
All-optical control of thermal conduction in waveguide quantum electrodynamics
We investigate the heat conduction between two one-dimensional waveguides
intermediated by a laser-driving atom. The laser provides the optical control of the heat …
intermediated by a laser-driving atom. The laser provides the optical control of the heat …
Heat current magnification in classical and quantum spin networks
We investigate heat current magnification (CM) due to asymmetry in the number of spins in
two-branched classical as well as quantum spin systems that are kept between two heat …
two-branched classical as well as quantum spin systems that are kept between two heat …