Colloquium: Heat flow and thermoelectricity in atomic and molecular junctions

Y Dubi, M Di Ventra - Reviews of Modern Physics, 2011 - APS
Advances in the fabrication and characterization of nanoscale systems now allow for a better
understanding of one of the most basic issues in science and technology: the flow of heat at …

Controllable valley polarization using graphene multiple topological line defects

Y Liu, J Song, Y Li, Y Liu, Q Sun - Physical Review B—Condensed Matter and …, 2013 - APS
The electron transport of different conical valleys is investigated in graphene with extended
line defects. Intriguingly, the electron with a definite incident angle can be completely …

Refrigeration effect in a single-level quantum dot with thermal bias

F Chi, J Zheng, YS Liu, Y Guo - Applied Physics Letters, 2012 - pubs.aip.org
We theoretically study the heat generation in a quantum dot (QD) connected simultaneously
to two reservoirs and a local phonon bath. We find that driven solely by an external thermal …

Thermal dissipation in the quantum Hall regime in graphene

JY Fang, NX Yang, Q Yan, AM Guo, QF Sun - Physical Review B, 2021 - APS
It is widely accepted that both backscattering and dissipation cannot occur in topological
systems because of the topological protection. Here we show that thermal dissipation can …

Heat generated by electrical current in a mesoscopic system perturbed by alternating current fields

Q Chen, LM Tang, KQ Chen, HK Zhao - Journal of Applied Physics, 2013 - pubs.aip.org
To analyze heat generation in a quantum dot coupled to normal leads and subject to an ac
field, a formula is derived for the heat generated Q using the nonequilibrium Keldysh …

Characteristics of heat generation in a quantum dot

LL Zhou, SS Li, JN Wei, SQ Wang - Physical Review B—Condensed Matter …, 2011 - APS
On the basis of the nonequilibrium Keldysh Green's function technique, we study the current-
induced heat generation Q in a quantum dot (QD) taking both a bias voltage and a rotating …

Current-induced local heating and extractable work in nonthermal vibrational excitation

JY Wang, ZQ Zhang, LL Nian - Physical Review B, 2024 - APS
Electron-vibration interactions in current-carrying nanodevices have been known to induce
local heating and nonthermal vibration statistics simultaneously, while theoretical studies so …

Electric-current–induced heat generation in a quantum dot coupled to a normal and a superconducting lead

Q Wang, H Xie, H Jiao, YH Nie - Europhysics Letters, 2013 - iopscience.iop.org
We theoretically study the heat generation induced by the electric current in a quantum dot
coupled to a normal and a superconducting lead with weak dot-leads coupling. We find that …

Dual negative differential of heat generation in a strongly correlated quantum dot side-coupled to Majorana bound states

ZH Wang, WC Huang - Frontiers in Physics, 2021 - frontiersin.org
We study theoretically the properties of local heat originated from energy exchange between
electrons passing through a quantum dot (QD) coupled to a phonon bath. The dot is …

Thermoelectric inversion in a resonant quantum dot-cavity system in the steady-state regime

NR Abdullah, CS Tang, A Manolescu, V Gudmundsson - Nanomaterials, 2019 - mdpi.com
We theoretically investigate thermoelectric effects in a quantum dot system under the
influence of a linearly polarized photon field confined to a 3D cavity. A temperature gradient …