Universality in driven open quantum matter

LM Sieberer, M Buchhold, J Marino, S Diehl - arXiv preprint arXiv …, 2023 - arxiv.org
Universality is a powerful concept, which enables making qualitative and quantitative
predictions in systems with extensively many degrees of freedom. It finds realizations in …

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 …

Attractive and repulsive exciton-polariton interactions mediated by an electron gas

MA Bastarrachea-Magnani, A Camacho-Guardian… - Physical Review Letters, 2021 - APS
Realizing strong photon-photon interactions in a solid-state setting is a major goal with far
reaching potential for optoelectronic applications. Using Landau's quasiparticle framework …

Tunable Feshbach resonances and their spectral signatures in bilayer semiconductors

C Kuhlenkamp, M Knap, M Wagner, R Schmidt… - Physical Review Letters, 2022 - APS
Feshbach resonances provide an invaluable tool in atomic physics, enabling precise control
of interactions and the preparation of complex quantum phases of matter. Here, we …

Strongly interacting Bose polarons in two-dimensional atomic gases and quantum fluids of polaritons

LF Cárdenas-Castillo, A Camacho-Guardian - Atoms, 2022 - mdpi.com
Polarons are quasiparticles relevant across many fields in physics: from condensed matter
to atomic physics. Here, we study the quasiparticle properties of two-dimensional strongly …

Transport in open quantum systems in presence of lossy channels

K Ganguly, M Kulkarni, BK Agarwalla - arXiv preprint arXiv:2408.14399, 2024 - arxiv.org
We study nonequilibrium steady state (NESS) transport in a boundary driven one-
dimensional fermionic lattice setup which is further subjected to particle loss. We analyze the …

Quantum wires with local particle loss: Transport manifestations of fluctuation-induced effects

M Gievers, T Müller, H Fröml, S Diehl, A Chiocchetta - Physical Review B, 2024 - APS
We investigate the transport properties of a quantum wire of weakly interacting fermions in
the presence of local particle loss. We calculate current and conductance in this system due …

Steady-state quantum Zeno effect of driven-dissipative bosons with dynamical mean-field theory

M Seclì, M Capone, M Schirò - Physical Review A, 2022 - APS
We study a driven-dissipative Bose-Hubbard model in the presence of two-particle losses
and an incoherent single-particle drive on each lattice site, leading to a finite-density …

Ultrastrong trion polaritons

MA Bastarrachea-Magnani, A Camacho-Guardian - Physical Review B, 2024 - APS
Due to the hybridization of charged excitons with cavity photons, trion polaritons in
microcavity semiconductors are a promising avenue for realizing strong polariton …

Zeno crossovers in the entanglement speed of spin chains with noisy impurities

AP Chaudhari, SP Kelly… - Journal of Statistical …, 2022 - iopscience.iop.org
We use a noisy signal with finite correlation time to drive a spin (dissipative impurity) in the
quantum XY spin chain and calculate the dynamics of entanglement entropy (EE) of a …