Andreev reflection at the altermagnet-superconductor interface

M Papaj - Physical Review B, 2023 - APS
Altermagnets are a new class of magnetic materials, which exhibit large spin splitting, but
due to the combined spin and real space group symmetry protection maintain zero net …

Topology of Andreev bound states with flat dispersion

M Sato, Y Tanaka, K Yada, T Yokoyama - Physical Review B—Condensed …, 2011 - APS
Theory of dispersionless Andreev bound states on surfaces of time-reversal-invariant
unconventional superconductors is presented. The generalized criterion for the …

Current–voltage characteristics and conductance spectra in s-wave or d-wave superconductor/ferromagnet/superconductor heterojunctions: role of Andreev reflection

Z Popović, P Miranović - The European Physical Journal Plus, 2023 - Springer
In recent years, the investigation of transport properties of hybrid structures consisting of two
superconductors connected by a ferromagnet has been the subject of many studies. Their …

Spin-valley dependent double Andreev reflections in the proximitized graphene/superconductor junction

L Gao, Q Cheng, QF Sun - Physical Review B, 2023 - APS
We study the Andreev reflections and the quantum transport in the proximitized graphene/
superconductor junction. The proximitized graphene possesses the pseudospin staggered …

Theory of enhanced proximity effect by midgap Andreev resonant state in diffusive normal-metal/triplet superconductor junctions

Y Tanaka, S Kashiwaya, T Yokoyama - Physical Review B—Condensed Matter …, 2005 - APS
Enhanced proximity effect by the midgap Andreev resonant state (MARS) in a diffusive
normal-metal/insulator/triplet superconductor (DN/TS) junction is studied based on the …

Theory of charge transport in diffusive normal metal/unconventional singlet superconductor contacts

Y Tanaka, YV Nazarov, AA Golubov, S Kashiwaya - Physical Review B, 2004 - APS
We analyze the transport properties of contacts between unconventional superconductor
and normal diffusive metal in the framework of the extended circuit theory. We obtain a …

Interfacial spin-orbit coupling: A platform for superconducting spintronics

I Martínez, P Högl, C González-Ruano, JP Cascales… - Physical Review …, 2020 - APS
Spin-orbit coupling (SOC) is a key interaction in spintronics, allowing electrical control of
spin or magnetization and, vice versa, magnetic control of electrical current. However, recent …

Phenomenological theory of zero-energy Andreev resonant states

Y Asano, Y Tanaka, S Kashiwaya - Physical Review B, 2004 - APS
A conceptual consideration is given to a zero-energy state (ZES) at the surface of
unconventional superconductors. The reflection coefficients in normal-metal/superconductor …

Charge transport in two-dimensional electron gas/insulator/superconductor junctions with Rashba spin-orbit coupling

T Yokoyama, Y Tanaka, J Inoue - Physical Review B—Condensed Matter and …, 2006 - APS
We have studied the tunneling conductance in two-dimensional electron gas/insulator/
superconductor junctions in the presence of Rashba spin-orbit coupling (RSOC). It is found …

Phase dependence of thermal transport in graphene Josephson junctions

CS Huang - Physical Review B, 2023 - APS
We study theoretically the phase-dependent thermal transport in graphene-based
Josephson junctions and highlight the role of Klein-like tunneling in the thermal energy …