activity
20172022
most citedCoulomb-coupled quantum-dot thermal transistors

41 citations · 113 across the 9 of their papers we have counts for

collaborators

9 papers

quant-ph2022★ 1 cited

Universal optimization efficiency and bounds of Carnot-like heat engines and refrigerators under shortcuts to isothermality

Yanchao Zhang, Shuang Wang

Based on a quantum thermodynamic protocol for shortcut to isothermality that smoothly modify the system-reservoir interaction can significantly speed up an isothermal process while…

quant-ph2021★ 5 cited

Inverse currents in Coulomb-coupled quantum dots

Yanchao Zhang, Zhenzhen Xie

The inverse current, i.e., induced current is opposite to applied force, has recentlybeen found in a classical one-dimensional interacting Hamiltonian system [Phys. Rev.Lett. 124,…

cond-mat.mes-hall2020★ 17 cited

Thermal rectification and negative differential thermal conductivity based on a parallel-coupled double quantum-dot

Yanchao Zhang, Shanhe Su

We investigate the heat flow transport properties of a parallel-coupled double quantum-dot system connected to two reservoirs with a temperature bias in the Coulomb blockade regime…

physics.app-ph2020★ 31 cited

Suspended photonic crystal membranes in AlGaAs heterostructures for integrated multi-element optomechanics

Sushanth Kini Manjeshwar, Karim Elkhouly, Jamie M. Fitzgerald +6

We present high-reflectivity mechanical resonators fabricated from AlGaAs heterostructures for use in free-space optical cavities operating in the telecom wavelength regime. The me…

cond-mat.mes-hall2020★ 2 cited

Accurately heat flow distribution based on a triple quantum dot

Yanchao Zhang

We theoretically propose a simple setup based on a three terminal triple quantum dot in the Coulomb blockade regime as a heat flow allocator to spatially separate heat flows along…

quant-ph2019★ 1 cited

Optimization performance of quantum Otto heat engines and refrigerators with squeezed thermal reservoirs

Yanchao Zhang

We consider a quantum Otto cycle operating between two squeezed thermal reservoirs. The influences of the squeezing degree on the optimization performance of quantum Otto heat engi…

quant-ph2018★ 1 cited

Quantum coherence thermal transistors

Shanhe Su, Yanchao Zhang, Bjarne Andresen +1

Coherent control of self-contained quantum systems offers the possibility to fabricate smallest thermal transistors. The steady coherence created by the delocalization of electroni…

cond-mat.mes-hall2018★ 14 cited

Thermometry based on Coulomb-coupled quantum dots

Yanchao Zhang, Jincan Chen

A theoretical proposal that Coulomb-coupled quantum dots can be used as quantum probes to determine the temperature of a sample (i.e., an electronic reservoir) is proposed. Through…

physics.app-ph2017★ 41 cited

Coulomb-coupled quantum-dot thermal transistors

Yanchao Zhang, Zhimin Yang, Xin Zhang +3

A quantum-dot thermal transistor consisting of three Coulomb-coupled quantum dots coupled to respective electronic reservoirs by tunnel contacts is established. The heat flows thro…