The Fulde–Ferrell–Larkin–Ovchinnikov state for ultracold fermions in lattice and harmonic potentials: a review

JJ Kinnunen, JE Baarsma… - Reports on Progress …, 2018 - iopscience.iop.org
We review the concepts and the present state of theoretical studies of spin-imbalanced
superfluidity, in particular the elusive Fulde–Ferrell–Larkin–Ovchinnikov (FFLO) state, in the …

Topological Fulde–Ferrell–Larkin–Ovchinnikov states in spin–orbit-coupled Fermi gases

W Zhang, W Yi - Nature communications, 2013 - nature.com
Pairing in an attractively interacting two-component Fermi gas in the absence of time-
reversal symmetry or inversion symmetry may give rise to exotic superfluid states. Notable …

Pairing superfluidity in spin-orbit coupled ultracold Fermi gases

W Yi, W Zhang, XL Cui - Science China Physics, Mechanics & Astronomy, 2015 - Springer
We review some recent progresses on the study of ultracold Fermi gases with synthetic spin-
orbit coupling. In particular, we focus on the pairing superfluidity in these systems at zero …

Pair-density-wave superconducting states and electronic liquid-crystal phases

R Soto-Garrido, E Fradkin - Physical Review B, 2014 - APS
In conventional superconductors the Cooper pairs have a zero center-of-mass momentum.
In this paper we present a theory of superconducting states where the Cooper pairs have a …

Entire set of dynamical excitations of a one-dimensional Fulde-Ferrell-pairing Fermi superfluid based on momentum excitation

P Zou, H Zhao, F Yuan, SG Peng - Physical Review A, 2024 - APS
We theoretically investigate a one-dimensional Fulde-Ferrell Fermi superfluid at a finite
effective Zeeman field h and study all of the dynamical excitations related to density …

Temperature-tuned Fermi-surface topology and segmentation in noncentrosymmetric superconductors

M Karmakar - Physical Review B, 2023 - APS
We report the first comprehensive microscopic description of the effect of strong correlations
and thermal fluctuations on the properties of noncentrosymmetric superconductors in …

Thermodynamic properties of Rashba spin-orbit-coupled Fermi gas

Z Zheng, H Pu, X Zou, G Guo - Physical Review A, 2014 - APS
We investigate the thermodynamic properties of a superfluid Fermi gas subject to Rashba
spin-orbit coupling and effective Zeeman field. We adopt a T-matrix scheme that takes …

Topological quantum phase transitions and edge states in spin-orbital coupled Fermi gases

T Zhou, Y Gao, ZD Wang - Scientific Reports, 2014 - nature.com
We study superconducting states in the presence of spin-orbital coupling and Zeeman field.
It is found that a phase transition from a Fulde-Ferrell-Larkin-Ovchinnikov state to the …

Superfluid weight and Berezinskii–Kosterlitz–Thouless temperature of spin-imbalanced and spin–orbit-coupled Fulde–Ferrell phases in lattice systems

A Julku, L Liang, P Törmä - New Journal of Physics, 2018 - iopscience.iop.org
We study the superfluid weight D s and Berezinskii–Kosterlitz–Thouless (BKT) transition
temperatures T BKT in case of exotic Fulde–Ferrell (FF) superfluid states in lattice systems …

Critical temperature in the BCS-BEC crossover with spin-orbit coupling

L Dell'Anna, S Grava - Condensed Matter, 2021 - mdpi.com
We review the study of the superfluid phase transition in a system of fermions whose
interaction can be tuned continuously along the crossover from Bardeen–Cooper–Schrieffer …