Piotr Trocha
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View article: Spin dependent thermoelectric transport in a multiterminal quantum dot hybrid including a superconductor and ferromagnets
Spin dependent thermoelectric transport in a multiterminal quantum dot hybrid including a superconductor and ferromagnets Open
We investigate the thermoelectric response of a hybrid system consisting of two ferromagnetic electrodes and one superconducting lead coupled to a single-level quantum dot with finite Coulomb repulsion. Using the non-equilibrium Green’s fu…
View article: Spin-dependent thermoelectric properties of a hybrid ferromagnetic metal/quantum dot/topological insulator junction
Spin-dependent thermoelectric properties of a hybrid ferromagnetic metal/quantum dot/topological insulator junction Open
The thermoelectric properties of hybrid system based on a single-level quantum dot coupled to a ferromagnetic metallic lead and attached to the surface states of a three-dimensional topological insulator are theoretically investigated. On …
View article: Thermoelectric properties of a quantum dot attached to normal metal and topological superconductor
Thermoelectric properties of a quantum dot attached to normal metal and topological superconductor Open
The thermoelectric properties of hybrid systems based on a single-level quantum dot coupled to a normal-metal/half-metallic lead and attached to a topological superconductor wire are investigated. The topological superconductor wire is mod…
View article: Spin-dependent thermoelectric properties of a hybrid ferromagnetic metal/quantum dot/topological insulator junction
Spin-dependent thermoelectric properties of a hybrid ferromagnetic metal/quantum dot/topological insulator junction Open
The thermoelectric properties of hybrid system based on a single-level quantum dot coupled to a ferromagnetic metallic lead and attached to the surface states of a three-dimensional topological insulator are theoretically investigated. On …
View article: Non-local thermoelectric transport in multi-terminal quantum dot hybrid system
Non-local thermoelectric transport in multi-terminal quantum dot hybrid system Open
The heat and charge transport is studied in a hybrid multi-terminal device consisting of one metallic, one ferromagnetic and a superconducting lead coupled to quantum dot. The basic thermoelectric properties of the system are examined usin…
View article: Thermal generation of spin current in a quantum dot coupled to magnetic insulators
Thermal generation of spin current in a quantum dot coupled to magnetic insulators Open
In this work, we study thermally-generated spin current in the system consisting of a quantum dot connected to two magnetic insulators. The external leads are kept at different temperatures which leads to an imbalance of magnon populations…
View article: Spin-thermoelectric effects in a quantum dot hybrid system with magnetic insulator
Spin-thermoelectric effects in a quantum dot hybrid system with magnetic insulator Open
We investigate spin thermoelectric properties of a hybrid system consisting of a single-level quantum dot attached to magnetic insulator and metal electrodes. Magnetic insulator is assumed to be of ferromagnetic type and is a source of mag…
View article: Spin-Thermoelectric Effects in a Quantum Dot Hybrid System With Magnetic Insulator
Spin-Thermoelectric Effects in a Quantum Dot Hybrid System With Magnetic Insulator Open
We investigate spin thermoelectric properties of a hybrid system consisting of a single-level quantum dot attached to magnetic insulator and metal electrodes. Magnetic insulator is assumed to be of ferromagnetic type and is a source of mag…
View article: Cross-Correlations in Transport through a Quantum Dot Cooper Pair Splitter Asymmetrically Coupled to Normal Leads
Cross-Correlations in Transport through a Quantum Dot Cooper Pair Splitter Asymmetrically Coupled to Normal Leads Open
We investigate transport properties of a quantum dot-based Cooper pair splitter with two ferromagnetic leads and one superconducting electrode.The transport quantities of the system are calculated utilizing the real-time diagrammatic techn…
View article: SU(4) Kondo effect in double quantum dots with ferromagnetic leads
SU(4) Kondo effect in double quantum dots with ferromagnetic leads Open
We investigate the spin-resolved transport properties, such as the linear\nconductance and the tunnel magnetoresistance, of a double quantum dot device\nattached to ferromagnetic leads and look for signatures of SU(4) symmetry in\nthe Kond…
View article: Spin-dependent thermoelectric phenomena in a quantum dot attached to ferromagnetic and superconducting electrodes
Spin-dependent thermoelectric phenomena in a quantum dot attached to ferromagnetic and superconducting electrodes Open
We investigate transport and thermoelectric properties of hybrid systems based on a single-level quantum dot and one superconducting lead. The other lead is generally normal-metallic ferromagnet. In the latter case single-particle transpor…
View article: Spin-dependent thermoelectric effects in a strongly correlated double quantum dot
Spin-dependent thermoelectric effects in a strongly correlated double quantum dot Open
We investigate spin-dependent thermoelectric transport through a system of\ntwo coupled quantum dots attached to reservoirs of spin-polarized electrons.\nGenerally, we focus on the strongly correlated regime of transport. To this\nend, a s…
View article: Magnon transport through a quantum dot: Conversion to electronic spin and charge currents
Magnon transport through a quantum dot: Conversion to electronic spin and charge currents Open
We consider a single-level quantum dot coupled to magnetic insulators\n(magnonic reservoirs) and magnetic metals (electronic reservoirs). The whole\nsystem is in an external magnetic field. In a general case, the system includes\ntwo magno…
View article: Spin-resolved Andreev transport through double-quantum-dot Cooper pair splitters
Spin-resolved Andreev transport through double-quantum-dot Cooper pair splitters Open
We investigate the Andreev transport through double-quantum-dot Cooper pair splitters with ferromagnetic leads. The analysis is performed with the aid of the real-time diagrammatic technique in the sequential tunneling regime. We study the…
View article: Andreev Transport in Double Quantum Dot Cooper Pair Splitters in the Presence of External Magnetic Field
Andreev Transport in Double Quantum Dot Cooper Pair Splitters in the Presence of External Magnetic Field Open
The eect of external magnetic eld on the transport properties of double quantum dots coupled to normal and superconducting leads is studied by means of the real-time diagrammatic technique in the sequential tunneling regime.This device wor…