Superconductivity in spin- systems: Symmetry classification, odd-frequency pairs, and Bogoliubov Fermi surfaces
The possible symmetries of the superconducting pair amplitude is a consequence of the
fermionic nature of the Cooper pairs. For spin-1/2 systems this leads to the SPOT=− 1 …
fermionic nature of the Cooper pairs. For spin-1/2 systems this leads to the SPOT=− 1 …
Intrinsic superconducting diode effects in tilted Weyl and Dirac semimetals
We explore Weyl and Dirac semimetals with tilted nodes as platforms for realizing an
intrinsic superconducting diode effect. Although tilting breaks sufficient spatial and time …
intrinsic superconducting diode effect. Although tilting breaks sufficient spatial and time …
Quasiparticles-mediated thermal diode effect in Weyl Josephson junctions
P Chatterjee, P Dutta - New Journal of Physics, 2024 - iopscience.iop.org
We theoretically show quasiparticles-driven thermal diode effect (TDE) in an inversion
symmetry-broken Weyl superconductor (WSC)-Weyl semimetal (WSM)-WSC Josephson …
symmetry-broken Weyl superconductor (WSC)-Weyl semimetal (WSM)-WSC Josephson …
Ab initio based models for temperature-dependent magnetochemical interplay in bcc Fe-Mn alloys
Body-centered cubic (bcc) Fe-Mn systems are known to exhibit a complex and atypical
magnetic behavior from both experiments and 0 K electronic-structure calculations, which is …
magnetic behavior from both experiments and 0 K electronic-structure calculations, which is …
Diamagnetic and paramagnetic Meissner effect from odd-frequency pairing in multiorbital superconductors
F Parhizgar, AM Black-Schaffer - Physical Review B, 2021 - APS
The Meissner effect is one of the defining properties of superconductivity, with a
conventional superconductor completely repelling an external magnetic field. In contrast to …
conventional superconductor completely repelling an external magnetic field. In contrast to …
Josephson effect in type-I Weyl semimetals
D Sinha - Physical Review B, 2020 - APS
The emergent Weyl fermions in condensed matter generally break the Lorentz invariance,
resulting in a tilted (type-I) or overtilted (type-II) energy dispersion. The tilting energy spectra …
resulting in a tilted (type-I) or overtilted (type-II) energy dispersion. The tilting energy spectra …
Josephson Spin-Valve Realization in the Magnetic Nodal-Line Topological Semimetal Fe3GeTe2
OO Shvetsov, YS Barash, AV Timonina, NN Kolesnikov… - JETP Letters, 2022 - Springer
Three-dimensional van der Waals ferromagnet Fe3GeTe2 (FGT) is regarded as a candidate
for the magnetic topological nodal line semimetal. We investigate lateral electron transport …
for the magnetic topological nodal line semimetal. We investigate lateral electron transport …
Andreev reflection for MnTe altermagnet candidate
DY Kazmin, VD Esin, YS Barash, AV Timonina… - arXiv preprint arXiv …, 2024 - arxiv.org
We experimentally study electron transport across a single planar junction between the
indium electrode and MnTe altermagnet candidate. We confirm standard Ohmic behavior …
indium electrode and MnTe altermagnet candidate. We confirm standard Ohmic behavior …
Equilibrium current in a Weyl semimetal–superconductor heterostructure
KA Madsen, PW Brouwer, M Breitkreiz - Physical Review B, 2021 - APS
A heterostructure consisting of a magnetic Weyl semimetal and a conventional
superconductor exhibits an equilibrium current parallel to the superconductor interface and …
superconductor exhibits an equilibrium current parallel to the superconductor interface and …
Edge-induced pairing states in a Josephson junction through a spin-polarized quantum anomalous Hall insulator
Despite the robustness of the chiral edge modes of quantum Hall systems against the
superconducting proximity effect, Cooper pairs can penetrate into the chiral edge channels …
superconducting proximity effect, Cooper pairs can penetrate into the chiral edge channels …