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 …
[HTML][HTML] Heat equations beyond Fourier: From heat waves to thermal metamaterials
R Kovács - Physics Reports, 2024 - Elsevier
In the past few decades, numerous heat conduction models extending beyond Fourier's
have been developed to account for large gradients, fast phenomena, wave propagation …
have been developed to account for large gradients, fast phenomena, wave propagation …
An important mechanism for thermal rectification in graded nanowires
In the quest for the origin of the different thermal rectifying behavior of two graded
nanowires, we reveal the important role that standing waves play in the thermal transport …
nanowires, we reveal the important role that standing waves play in the thermal transport …
Thermal transport in long-range interacting Fermi-Pasta-Ulam chains
J Wang, SV Dmitriev, D Xiong - Physical Review Research, 2020 - APS
Studies of thermal transport in long-range (LR) interacting systems are currently particularly
challenging. The main difficulties lie in the choice of boundary conditions and the definition …
challenging. The main difficulties lie in the choice of boundary conditions and the definition …
Thermal boundary resistance at Si/Ge interfaces determined by approach-to-equilibrium molecular dynamics simulations
KR Hahn, M Puligheddu, L Colombo - Physical Review B, 2015 - APS
The thermal boundary resistance of Si/Ge interfaces has been determined using approach-
to-equilibrium molecular dynamics simulations. Assuming a reciprocal linear dependence of …
to-equilibrium molecular dynamics simulations. Assuming a reciprocal linear dependence of …
Energy rectification in quantum graded spin chains: Analysis of the model
In this work, with focus on the energy-transport properties in quantum, low-dimensional,
graded materials, we address the investigation of the energy (and spin) current in XXZ open …
graded materials, we address the investigation of the energy (and spin) current in XXZ open …
Heat current rectification in segmented chains
We study the rectification of heat current in an XXZ chain segmented in two parts. We model
the effect of the environment with Lindblad heat baths. We show that in our system …
the effect of the environment with Lindblad heat baths. We show that in our system …
Thermal transport in the Fermi-Pasta-Ulam model with long-range interactions
D Bagchi - Physical Review E, 2017 - APS
We study the thermal transport properties of the one-dimensional Fermi-Pasta-Ulam model
(β type) with long-range interactions. The strength of the long-range interaction decreases …
(β type) with long-range interactions. The strength of the long-range interaction decreases …
Rectification of heat currents across nonlinear quantum chains: a versatile approach beyond weak thermal contact
T Motz, M Wiedmann, JT Stockburger… - New Journal of …, 2018 - iopscience.iop.org
Within the emerging field of quantum thermodynamics the issues of heat transfer and heat
rectification are basic ingredients for the understanding and design of heat engines or …
rectification are basic ingredients for the understanding and design of heat engines or …
Ingredients for an efficient thermal diode
We provide convincing empirical evidence that long-range interactions strongly enhance the
rectification effect which takes place in mass graded systems. Even more importantly the …
rectification effect which takes place in mass graded systems. Even more importantly the …