4 papers
Anomalous supercurrents in the presence of particle losses
Risa Ogino, Shun Uchino
We show that supercurrent properties in a superfluid or superconducting junction are significantly modified due to single-particle losses present in a conduction channel. In the pr…
Thermomagnetic anomalies in quantum magnon transport caused by tunable junction geometries in cold atomic systems
Yuta Sekino, Yuya Ominato, Hiroyuki Tajima +2
We study magnon-driven spin and heat transport in a magnetic linear junction (MLJ) formed by two ferromagnets in optical lattices linked via linearly aligned bonds. Using the Schwi…
Thermomagnetic Anomalies by Magnonic Criticality in Ultracold Atomic Transport
Yuta Sekino, Yuya Ominato, Hiroyuki Tajima +2
We investigate thermomagnetic transport in an ultracold atomic system with two ferromagnets linked via a magnetic quantum point contact. Using nonequilibrium Green's function appro…
Non-equilibrium dynamics of long-range interacting Fermions
Timo Zwettler, Giulia del Pace, Filip Marijanovic +12
A fundamental problem of out-of-equilibrium physics is the speed at which the order parameter grows upon crossing a phase transition. Here, we investigate the dynamics of ordering…