Geometrical pum** in quantum transport: Quantum master equation approach
T Yuge, T Sagawa, A Sugita, H Hayakawa - Physical Review B—Condensed …, 2012 - APS
For an open quantum system, we investigate the pumped current induced by a slow
modulation of control parameters on the basis of the quantum master equation and full …
modulation of control parameters on the basis of the quantum master equation and full …
Transport and optical response of molecular junctions driven by surface plasmon polaritons
We consider a biased molecular junction subjected to external time-dependent
electromagnetic field. The field for two typical junction geometries (bowtie antennas and …
electromagnetic field. The field for two typical junction geometries (bowtie antennas and …
Role of coherence in quantum-dot-based nanomachines within the Coulomb blockade regime
During the last decades, quantum dots within the Coulomb blockade regime of transport
have been proposed as essential building blocks for a wide variety of nanomachines. This …
have been proposed as essential building blocks for a wide variety of nanomachines. This …
Time-dependent resonant tunneling transport: Keldysh and Kadanoff-Baym nonequilibrium Green's functions in an analytically soluble problem
Here we address two nonequilibrium Green's-function approaches for a resonant tunneling
structure under a sudden switch of a bias. Our aim is to stress that the time-dependent …
structure under a sudden switch of a bias. Our aim is to stress that the time-dependent …
Charge and spin pum** through a double quantum dot
We calculate adiabatic charge and spin pum** through a serial double quantum dot with
strong Coulomb interaction, coupled to normal metal or ferromagnetic contacts. We use a …
strong Coulomb interaction, coupled to normal metal or ferromagnetic contacts. We use a …
Interaction-induced charge and spin pum** through a quantum dot at finite bias
We investigate charge and spin transport through an adiabatically driven, strongly
interacting quantum dot weakly coupled to two metallic contacts with finite bias voltage …
interacting quantum dot weakly coupled to two metallic contacts with finite bias voltage …
Renormalization in periodically driven quantum dots
We report on strong renormalization encountered in periodically driven interacting quantum
dots in the nonadiabatic regime. Correlations between lead and dot electrons enhance or …
dots in the nonadiabatic regime. Correlations between lead and dot electrons enhance or …
Floquet theory of Cooper pair pum**
We derive a general formula for the charge pumped in a superconducting nanocircuit. Our
expression generalizes previous results in several ways; it is applicable in both the adiabatic …
expression generalizes previous results in several ways; it is applicable in both the adiabatic …
Zero-frequency noise in adiabatically driven interacting quantum systems
We investigate current-current correlations of adiabatic charge pum** through interacting
quantum dots weakly coupled to reservoirs. To calculate the zero-frequency noise for a time …
quantum dots weakly coupled to reservoirs. To calculate the zero-frequency noise for a time …
Functional renormalization group in Floquet space
We present an extension of the functional renormalization group to Floquet space, which
enables us to treat the long time behavior of interacting time periodically driven quantum …
enables us to treat the long time behavior of interacting time periodically driven quantum …