Colloquium: Atomtronic circuits: From many-body physics to quantum technologies
Atomtronics is an emerging field that aims to manipulate ultracold atom moving in matter-
wave circuits for fundamental studies in both quantum science and technological …
wave circuits for fundamental studies in both quantum science and technological …
Tunable nonreciprocal quantum transport through a dissipative Aharonov-Bohm ring in ultracold atoms
We report the experimental observation of tunable, nonreciprocal quantum transport of a
Bose-Einstein condensate in a momentum lattice. By implementing a dissipative Aharonov …
Bose-Einstein condensate in a momentum lattice. By implementing a dissipative Aharonov …
Computational perspective on recent advances in quantum electronics: from electron quantum optics to nanoelectronic devices and systems
Quantum electronics has significantly evolved over the last decades. Where initially the clear
focus was on light–matter interactions, nowadays approaches based on the electron's wave …
focus was on light–matter interactions, nowadays approaches based on the electron's wave …
Superfluid signatures in a dissipative quantum point contact
We measure superfluid transport of strongly interacting fermionic lithium atoms through a
quantum point contact with local, spin-dependent particle loss. We observe that the …
quantum point contact with local, spin-dependent particle loss. We observe that the …
Bethe ansatz approach for dissipation: exact solutions of quantum many-body dynamics under loss
We develop a Bethe ansatz based approach to study dissipative systems experiencing loss.
The method allows us to exactly calculate the spectra of interacting, many-body Liouvillians …
The method allows us to exactly calculate the spectra of interacting, many-body Liouvillians …
Many-body open quantum systems
These Lecture Notes discuss the recent theoretical advances in the understanding of open
quantum many-body physics in platforms where both dissipative and coherent processes …
quantum many-body physics in platforms where both dissipative and coherent processes …
Nonlinear transport in the presence of a local dissipation
AM Visuri, T Giamarchi, C Kollath - Physical Review Research, 2023 - APS
We characterize the particle transport, particle loss, and nonequilibrium steady states in a
dissipative one-dimensional lattice connected to reservoirs at both ends. The free-fermion …
dissipative one-dimensional lattice connected to reservoirs at both ends. The free-fermion …
Symmetry-protected transport through a lattice with a local particle loss
AM Visuri, T Giamarchi, C Kollath - Physical Review Letters, 2022 - APS
We study particle transport through a chain of coupled sites connected to free-fermion
reservoirs at both ends, subjected to a local particle loss. The transport is characterized by …
reservoirs at both ends, subjected to a local particle loss. The transport is characterized by …
Collective excitations and nonequilibrium phase transition in dissipative fermionic superfluids
We predict a new mechanism to induce collective excitations and a nonequilibrium phase
transition of fermionic superfluids via a sudden switch on of two-body loss, for which we …
transition of fermionic superfluids via a sudden switch on of two-body loss, for which we …
Generic transport formula for a system driven by Markovian reservoirs
We present a generic, compact formula for the current flowing in interacting and
noninteracting systems which are driven out of equilibrium by biased reservoirs described …
noninteracting systems which are driven out of equilibrium by biased reservoirs described …