English
Related papers

Related papers: Vortex tilt modulus in Fulde-Ferrell-Larkin-Ovchin…

200 papers

We study an effect of rotation on the Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state of two component Fermi superfluid gases in a toroidal trap. We investigate a stability of the FFLO states in the quasi-one-dimensional regime on the basis…

Quantum Gases · Physics 2015-06-03 Tomohiro Yoshida , Youichi Yanase

We investigate pairing symmetry in the Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) vortex state and vortex lattice, and explain the electronic structure in these states in terms of pairing symmetry. We show analytically that at the intersection…

Superconductivity · Physics 2015-05-13 Takehito Yokoyama , Masanori Ichioka , Yukio Tanaka

The mean field vortex phase diagram of a quasi two dimensional superconductor with a nodal d-wave pairing and with strong Pauli spin depairing is examined in the parallel field case in order to examine an effect of gap nodes (or minima) on…

Superconductivity · Physics 2009-11-10 Ryusuke Ikeda , Hiroto Adachi

The possibility of a Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state in a population imbalanced Fermi gas with a vortex is proposed. Employing the Bogoliubov-de-Gennes formalism we self-consistently determine the superfluid order parameter…

Quantum Gases · Physics 2021-05-12 Daisuke Inotani , Shigehiro Yasui , Takeshi Mizushima , Muneto Nitta

Recent experiments on the Iron-based superconductor FeSe in a high magnetic field have suggested the presence of both the fluctuation-induced vortex liquid regime and a Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) vortex lattice. To get a…

Superconductivity · Physics 2022-07-13 Dai Nakashima , Ryusuke Ikeda

Thermodynamically stable vortex-antivortex structures in a quasi-two-dimensional superconductor in a tilted magnetic field are predicted. For this geometry, both orbital and spin pair-breaking effects exist, with their relative strength…

Superconductivity · Physics 2009-11-11 U. Klein

We propose here that for a spin-imbalanced two-component attractive Fermi gas loaded in a 1D optical lattice in presence of an harmonic confining potential, the observation of the change in the double occupancy after a lattice depth…

Quantum Gases · Physics 2010-09-15 A. Korolyuk , F. Massel , P. Törmä

This study explores the impact of in-plane magnetic fields on the superconducting state in layered Ising superconductors, resulting in the emergence of the orbital Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state coupled with Josephson…

Superconductivity · Physics 2024-10-01 Hongyi Yan , Haiwen Liu , Yi Liu , Ding Zhang , X. C. Xie

We have studied the distinctive features of the Fulde-Ferrel-Larkin-Ovchinnikov (FFLO) instability and phase transitions in two--dimensional (2D) mesoscopic superconductors placed in magnetic field of arbitrary orientation and rotating…

Quantum Gases · Physics 2015-05-19 A. V. Samokhvalov , A. S. Mel'nikov , A. I. Buzdin

Symmetry breaking in a layered superconductor with Ising spin-orbit coupling has offered an opportunity to realize unconventional superconductivity. To be more specific, orbital Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state, exhibiting…

Vortex lattice structures in Rashba noncentrosymmetric superconductors in magnetic fields parallel to the basal plane (${\bf H} \perp c$) are examined based on the BCS-like Hamiltonian and the resulting Ginzburg-Landau functional. Due to…

Superconductivity · Physics 2009-06-16 Norihito Hiasa , Taro Saiki , Ryusuke Ikeda

We discuss some properties of the ferromagnet-superconductor proximity system. In particular, the emphasis is put on the physics of the Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) like state. In addition to Andreev reflections it features a…

Superconductivity · Physics 2007-05-23 B. L. Gyorffy , M. Krawiec , J. F. Annett

Varying the angle Theta between applied field and the conducting planes of a layered superconductor in a small interval close to the plane-parallel field direction, a large number of superconducting states with unusual properties may be…

Superconductivity · Physics 2009-11-10 U. Klein

There are strong experimental evidences of the Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state formation in layered organic superconductors in parallel magnetic field. We study theoretically the interplay between the orbital effect and the…

Superconductivity · Physics 2015-06-04 M. D. Croitoru , M. Houzet , A. I. Buzdin

The Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state in quasi-one-dimensional systems with warped Fermi surfaces is examined in strong parallel magnetic fields. It is shown that the state is extremely stable for field directions around…

Superconductivity · Physics 2018-07-10 Katsumi Itahashi , Hiroshi Shimahara

A sufficiently large parallel magnetic field will generate staggered supercurrent loops and superfluid density wave in two weakly linked superconducting (SC) ultrathin films, resulting in an inhomogeneous Fulde-Ferrell-Larkin-Ovchinnikov…

Superconductivity · Physics 2022-03-25 Gao-Wei Qiu , Yi Zhou

We study the phase diagram of a one-dimensional, two-component attractive fermions on optical lattices in an off-diagonal confinement. We identify in this system a pure Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state with spatially modulated…

Strongly Correlated Electrons · Physics 2012-04-17 A-Hai Chen , Gao Xianlong

The Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state can be found in layered d-wave superconductors such as high $T_c$ cuprates and $\kappa$-(ET)$_2$ salts in a planar magnetic field. We show the superconducting order parameter forms two…

Superconductivity · Physics 2007-05-23 H. Won , K. Maki

It is predicted that a new class of systems - superconductor/normal metal (S/N) heterostructures can reveal the in-plane Fulde-Ferrel-Larkin-Ovchinnikov (FFLO) instability under nonequilibrium conditions at temperatures close to the…

Superconductivity · Physics 2015-06-16 I. V. Bobkova , A. M. Bobkov

We study the effects of Fermi-liquid interactions on quasi-two-dimensional d-wave superconductors in a magnetic field. The phase diagram of the superconducting state, including the periodic Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state in…

Superconductivity · Physics 2011-04-08 Anton B. Vorontsov , Matthias J. Graf