Theory of ultracold atomic Fermi gases

S Giorgini, LP Pitaevskii, S Stringari - Reviews of Modern Physics, 2008 - APS
The physics of quantum degenerate atomic Fermi gases in uniform as well as in
harmonically trapped configurations is reviewed from a theoretical perspective. Emphasis is …

Virial expansion for a strongly correlated Fermi system and its application to ultracold atomic Fermi gases

XJ Liu - Physics Reports, 2013 - Elsevier
A strongly correlated Fermi system plays a fundamental role in very different areas of
physics, from neutron stars, quark–gluon plasmas, to high temperature superconductors …

Collective mode of homogeneous superfluid Fermi gases in the BEC-BCS crossover

R Combescot, MY Kagan, S Stringari - Physical Review A—Atomic, Molecular …, 2006 - APS
We perform a detailed study of the collective mode across the whole crossover from the
Bose-Einstein condensate (BEC)-to the BCS regime in fermionic gases at zero temperature …

Goldstone mode and pair-breaking excitations in atomic Fermi superfluids

S Hoinka, P Dyke, MG Lingham, JJ Kinnunen… - Nature Physics, 2017 - nature.com
Spontaneous symmetry breaking is a central paradigm of elementary particle physics,
magnetism, superfluidity and superconductivity. According to Goldstone's theorem, phase …

Numerical methods for atomic quantum gases with applications to Bose–Einstein condensates and to ultracold fermions

A Minguzzi, S Succi, F Toschi, MP Tosi, P Vignolo - Physics reports, 2004 - Elsevier
The achievement of Bose–Einstein condensation in ultra-cold vapours of alkali atoms has
given enormous impulse to the study of dilute atomic gases in condensed quantum states …

Higgs oscillations in a unitary Fermi superfluid

P Dyke, S Musolino, H Kurkjian, DJM Ahmed-Braun… - Physical Review Letters, 2024 - APS
Symmetry-breaking phase transitions are central to our understanding of states of matter.
When a continuous symmetry is spontaneously broken, new excitations appear that are tied …

Non-equilibrium dynamics of long-range interacting Fermions

T Zwettler, G del Pace, F Marijanovic… - arxiv preprint arxiv …, 2024 - arxiv.org
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 …

Rashba spin-orbit-coupled atomic Fermi gases

L Jiang, XJ Liu, H Hu, H Pu - Physical Review A—Atomic, Molecular, and …, 2011 - APS
We investigate theoretically BEC-BCS crossover physics in the presence of Rashba spin-
orbit coupling in a system of a two-component Fermi gas with and without a Zeeman field …

BCS–BEC crossover, collective excitations, and hydrodynamics of superfluid quantum liquids and gases

MY Kagan, AV Turlapov - Physics-Uspekhi, 2019 - iopscience.iop.org
A Fermi gas described within the Bardeen–Cooper–Schrieffer (BCS) theory can be
converted into a Bose–Einstein condensate (BEC) of composite molecules (dimers) by …

Physics of ultracold Fermi gases revealed by spectroscopies

P Törmä - Physica Scripta, 2016 - iopscience.iop.org
This article provides a brief review of how various spectroscopies have been used to
investitage many-body quantum phenomena in the context of ultracold Fermi gases. In …