Theory of proximity effect in $s+p$-wave superconductor junctions
- Y. Tanaka, T. Kokkeler, A. Golubov
- Physics
- 3 March 2022
We derive a boundary condition for the Nambu Keldysh Green’s function in diffusive normal metal / unconventional superconductor junctions applicable for mixed parity pairing. Applying this theory to a…
Field-free anomalous junction and superconducting diode effect in spin-split superconductor/topological insulator junctions
- T. Kokkeler, A. Golubov, F. Bergeret
- PhysicsPhysical review B
- 28 September 2022
We study the transport properties of a diffusive Josephson junction between two spin-split superconductors made of superconductor-ferromagnetic insulator bilayers (FIS) on top of a 3D topological…
Spin-projected charge conductance in SNN junctions with noncentrosymmetric superconductors
- T. Kokkeler, Y. Tanaka, A. Golubov
- PhysicsPhysical Review Research
- 13 August 2022
An SNN-junction in which the superconducting potential is a mixture between s-wave and p-wave potentials is investigated using the Usadel equation equipped with Tanaka-Nazarov boundary conditions.…
Improvement of direction reconstruction and arrival direction estimation at the HiSPARC experiment
- T. Kokkeler
- Physics
- 2019
Methods for improving pulse reconstruction for photomultiplier tubes are described and the efficiency of the air shower detectors used in the HiSPARC experiment is assessed.
Theory of proximity effect in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>s</mml:mi><mml:mo>+</mml:mo><mml:mi>p</mml:mi></mml:mrow></mml:math> -wave superconductor…
- Y. Tanaka, T. Kokkeler, A. Golubov
- PhysicsPhysical review B
- 17 June 2022
Anisotropic differential conductance of a mixed-parity superconductor/ferromagnet structure
- T. Kokkeler, A. Hijano, F. Bergeret
- PhysicsPhysical review B
- 1 December 2022
We study the electronic transport properties of a superconductor (S) with a mixed s+p-wave pairing attached to a ferromagnetic metal (F) and a normal electrode (N) in an SFN configuration. Using the…
Testing superconducting pairing symmetry in multiterminal junctions
- T. Kokkeler, A. Golubov, B. Geurts
- PhysicsSuperconductors Science and Technology
- 7 June 2022
An approach to distinguish p-wave from s-wave superconducting pairing symmetry and thus to select potential platforms for Majorana fermions is proposed in terms of electronic transport differences in…