Few-body Bose gases in low dimensions—A laboratory for quantum dynamics

SI Mistakidis, AG Volosniev, RE Barfknecht, T Fogarty… - Physics Reports, 2023 - Elsevier
Cold atomic gases have become a paradigmatic system for exploring fundamental physics,
which at the same time allows for applications in quantum technologies. The accelerating …

Formation and quench of homonuclear and heteronuclear quantum droplets in one dimension

SI Mistakidis, T Mithun, PG Kevrekidis… - Physical Review …, 2021 - APS
We study the impact of beyond Lee-Huang-Yang (LHY) physics, especially due to
intercomponent correlations, in the ground state and the quench dynamics of one …

[HTML][HTML] Polaron problems in ultracold atoms: Role of a fermi sea across different spatial dimensions and quantum fluctuations of a bose medium

H Tajima, J Takahashi, SI Mistakidis, E Nakano, K Iida - Atoms, 2021 - mdpi.com
The notion of a polaron, originally introduced in the context of electrons in ionic lattices,
helps us to understand how a quantum impurity behaves when being immersed in and …

Crossover from attractive to repulsive induced interactions and bound states of two distinguishable Bose polarons

F Theel, SI Mistakidis, P Schmelcher - SciPost Physics, 2024 - scipost.org
We study the impact of induced correlations and quasiparticle properties by immersing two
distinguishable impurities in a harmonically trapped bosonic medium. It is found that when …

Phases and dynamics of few fermionic impurities immersed in two-dimensional boson droplets

JC Pelayo, T Fogarty, T Busch, SI Mistakidis - Physical Review Research, 2024 - APS
We unravel the ground state properties and emergent nonequilibrium dynamics of a mixture
consisting of a few spin-polarized fermions embedded in a two-dimensional bosonic …

Polarons and their induced interactions in highly imbalanced triple mixtures

K Keiler, SI Mistakidis, P Schmelcher - Physical Review A, 2021 - APS
We unravel the polaronic properties of impurities immersed in a correlated trapped one-
dimensional Bose-Bose mixture. This setup allows the impurities to couple either attractively …

Induced interactions and quench dynamics of bosonic impurities immersed in a Fermi sea

K Mukherjee, SI Mistakidis, S Majumder, P Schmelcher - Physical Review A, 2020 - APS
We unravel the ground-state properties and the nonequilibrium quantum dynamics of two
bosonic impurities immersed in a one-dimensional fermionic environment by applying a …

Many-body collisional dynamics of impurities injected into a double-well trapped Bose-Einstein condensate

F Theel, K Keiler, SI Mistakidis, P Schmelcher - Physical Review Research, 2021 - APS
We unravel the many-body dynamics of a harmonically trapped impurity colliding with a
bosonic medium confined in a double well upon quenching the initially displaced harmonic …

Mobile impurities interacting with a few one-dimensional lattice bosons

VR Yordanov, F Isaule - Journal of Physics B: Atomic, Molecular …, 2023 - iopscience.iop.org
We report a comprehensive study of the ground-state properties of one and two bosonic
impurities immersed in small one-dimensional optical lattices loaded with a few interacting …

Radiofrequency spectroscopy of one-dimensional trapped Bose polarons: crossover from the adiabatic to the diabatic regime

SI Mistakidis, GM Koutentakis, F Grusdt… - New Journal of …, 2021 - iopscience.iop.org
We investigate the crossover of the impurity-induced dynamics, in trapped one-dimensional
Bose polarons subject to radio frequency (RF) pulses of varying intensity, from an adiabatic …