3 papers
cond-mat.mes-hall2025
Reflectionless modes as a source of Weyl nodes in multiterminal Josephson junctions
David Christian Ohnmacht, Valentin Wilhelm, Wolfgang Belzig
Multiterminal Josephson junctions are a promising platform to study non-trivial topology in engineered quantum systems. Yet, experimentally meaningful insight into what exactly mak…
cond-mat.mes-hall2025
Non-hermitian topology in multiterminal superconducting junctions
David Christian Ohnmacht, Valentin Wilhelm, Hannes Weisbrich +1
Recent experimental advancements in dissipation control have yielded significant insights into non-hermitian Hamiltonians for open quantum systems. Of particular interest are the t…
cond-mat.stat-mech2025
Evaluation of the probability current in the stochastic path integral formalism
Valentin Wilhelm, Matthias Krüger, Matthias Fuchs +1
The probability current is a vital quantity in the Fokker-Planck description of stochastic processes. It characterizes non-equilibrium stationary states and appears in linear respo…