Increasing thermoelectric performance using coherent transport

O Karlström, H Linke, G Karlström, A Wacker - Physical Review B—Condensed …, 2011 - APS
We show that coherent electron transport through zero-dimensional systems can be used to
tailor the shape of the system's transmission function. This quantum-engineering approach …

Decoherence and lead-induced interdot coupling in nonequilibrium electron transport through interacting quantum dots: A hierarchical quantum master equation …

R Haertle, G Cohen, DR Reichman, AJ Millis - Physical Review B, 2013 - APS
The interplay between interference effects and electron-electron interactions in electron
transport through an interacting double quantum dot system is investigated using a …

Coherent population trap** by dark state formation in a carbon nanotube quantum dot

A Donarini, M Niklas, M Schafberger… - Nature …, 2019 - nature.com
Illumination of atoms by resonant lasers can pump electrons into a coherent superposition of
hyperfine levels which can no longer absorb the light. Such superposition is known as a …

[HTML][HTML] Quantum thermodynamics with degenerate eigenstate coherences

G Bulnes Cuetara, M Esposito, G Schaller - Entropy, 2016 - mdpi.com
We establish quantum thermodynamics for open quantum systems weakly coupled to their
reservoirs when the system exhibits degeneracies. The first and second law of …

Formation of nonequilibrium steady states in interacting double quantum dots: When coherences dominate the charge distribution

R Haertle, AJ Millis - Physical Review B, 2014 - APS
We theoretically investigate the full time evolution of a nonequilibrium double quantum dot
structure from initial conditions corresponding to different product states (no entanglement …

Towards noise simulation in interacting nonequilibrium systems strongly coupled to baths

K Miwa, F Chen, M Galperin - Scientific reports, 2017 - nature.com
Progress in experimental techniques at nanoscale makes measurements of noise in
molecular junctions possible. These data are important source of information not accessible …

Nonequilibrium transport in quantum impurity models: exact path integral simulations

D Segal, AJ Millis, DR Reichman - Physical Chemistry Chemical …, 2011 - pubs.rsc.org
We simulate the nonequilibrium dynamics of two generic many-body quantum impurity
models by employing the recently developed iterative influence-functional path integral …

Dynamics of coherences in the interacting double-dot Aharonov-Bohm interferometer: Exact numerical simulations

S Bedkihal, D Segal - Physical Review B—Condensed Matter and Materials …, 2012 - APS
We study the real-time dynamics of electron coherence in a double-quantum-dot two-
terminal Aharonov-Bohm geometry, taking into account repulsion effects between the dots' …

Charge quenching at defect states in transition metal dichalcogenide–graphene van der Waals heterobilayers

D Hernangómez-Pérez, A Donarini… - Physical Review B, 2023 - APS
We study the dynamical properties of pointlike defects, represented by monoatomic
chalcogen vacancies, in WS 2–graphene and MoS 2–graphene heterobilayers. Employing a …

A diagrammatic description of the equations of motion, current and noise within the second-order von Neumann approach

O Karlström, C Emary, P Zedler… - Journal of Physics A …, 2013 - iopscience.iop.org
We investigate the second-order von Neumann approach from a diagrammatic point of view
and demonstrate its equivalence with the resonant tunneling approximation. The …