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In order to study the pairing symmetry in non-centrosymmetric superconductors, we solve the linearized Eliashberg's equation on the two-dimensional extended Hubbard model in the presence of the Rashba-type spin-orbit coupling (RSOC) within…

Superconductivity · Physics 2013-02-13 K. Shigeta , S. Onari , Y. Tanaka

We study the phase diagram of a Rashba spin-orbit-coupled Bose-Einstein condensate confined in a two-dimensional toroidal trap. In the immiscible regime we find an azimuthally periodic density distribution, with the periodicity highly…

Quantum Gases · Physics 2017-05-03 Angela C White , Yongping Zhang , Thomas Busch

A weakly interacting, spin-orbit coupled, two-component, ultracold Bose gas bound to a Bravais lattice is studied. Motivated by recent experimental advances in the field of synthetically spin-orbit coupled, ultracold, neutral atomic gases…

Quantum Gases · Physics 2020-11-24 Kristian Mæland

In weakly spin-orbit coupled materials, the spin-selective nature of recombination can give rise to large magnetic-field effects, for example on electro-luminescence from molecular semiconductors. While silicon has weak spin-orbit coupling,…

Mesoscale and Nanoscale Physics · Physics 2018-02-21 F. Chiodi , S. L. Bayliss , L. Barast , D. Débarre , H. Bouchiat , R. H. Friend , A. D. Chepelianskii

Superconductivity in laser-excited correlated electron systems has attracted considerable interest due to reports of light-induced superconducting-like states. Here we explore the possibility of non-thermal superconducting order in strongly…

Strongly Correlated Electrons · Physics 2024-01-05 Sujay Ray , Yuta Murakami , Philipp Werner

Intrinsic and extrinsic spin Hall effects are considered together on an equal theoretical footing for the Rashba spin-orbit coupling in two-dimensional (2D) electron and hole systems, using the diagrammatic method for calculating the spin…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Wang-Kong Tse , S. Das Sarma

We study the modification of the spatial coupling parameter between interacting ballistic exciton-polariton condensates in the presence of photonic spin orbit coupling appearing from TE-TM splitting in planar semiconductor microcavities. We…

Mesoscale and Nanoscale Physics · Physics 2022-04-26 Denis Aristov , Helgi Sigurdsson , Pavlos G. Lagoudakis

Spin-orbit coupling has novel spin-flip symmetries, a spin-1 spinor Bose-Einstein condensate owns meaningful interactions, and a toroidal trap is topologically nontrivial. We incorporate the three together and study the ground-state phase…

Quantum Gases · Physics 2022-02-21 Keyan Liu , Huaxin He , Chenhui Wang , Yuanyuan Chen , Yongping Zhang

In order to model the phase-coherent scattering of electrons in two-dimensional electron gases in the presence of Rashba spin-orbit coupling, a general partial-wave expansion is developed for scattering from a cylindrically symmetric…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Jamie D. Walls , Jian Huang , Robert M. Westervelt , Eric J. Heller

We study beyond-mean-field properties of interacting spin-1 Bose gases with synthetic Rashba-Dresselhaus spin-orbit coupling at low energies. We derive a many-body Hamiltonian following a tight-binding approximation in quasi-momentum space,…

Quantum Gases · Physics 2020-01-01 J. Cabedo , J. Claramunt , A. Celi , Y. Zhang , V. Ahufinger , J. Mompart

We report evidence for spin-rotation coupling in $p$-wave Feshbach resonances in an ultracold mixture of fermionic $^6$Li and bosonic $^{133}$Cs lifting the commonly observed degeneracy of states with equal absolute value of…

The effects associated with exciton Bose condensate formation in strongly correlated spin crossover systems are considered within the effective Hamiltonian obtained from the two-orbital Hubbard-Kanamori model. The collective excitations…

Strongly Correlated Electrons · Physics 2022-12-13 Yuri. S. Orlov , Sergey. V. Nikolaev

During the past five years the low temperature heat capacity of simple semiconductors and insulators has received renewed attention. Of particular interest has been its dependence on isotopic masses and the effect of spin- orbit coupling in…

Materials Science · Physics 2009-11-13 A. H. Romero , M. Cardona , R. K. Kremer , R. Lauck , G. Siegle , J. Serrano , X. C. Gonze

We investigate pairing symmetry and transition temperature in the trellis-lattice Hubbard model. We solve the \'Eliashberg equation using the third-order perturbation theory with respect to the on-site repulsion $U$. We find that a…

Superconductivity · Physics 2009-11-10 Sotaro Sasaki , Hiroaki Ikeda , Kosaku Yamada

Fully gapped, spin singlet superconductors with antisymmetric spin-orbit coupling in a Zeeman magnetic field provide a promising route to realize superconducting states with non-Abelian topological order and therefore fault-tolerant quantum…

Superconductivity · Physics 2023-06-14 Peter Doak , Giovanni Balduzzi , Pontus Laurell , Elbio Dagotto , Thomas A. Maier

We consider a spin-$1/2$ Bose-Einstein condensate with equal Rashba and Dresselhaus spin-orbit coupling. After reviewing some relevant features of the quantum phases of the system, we present a short study on how their properties are…

Quantum Gases · Physics 2015-10-06 Giovanni I. Martone

A system of bosons in a two-dimensional harmonic trap in the presence of Rashba-type spin-orbit coupling is investigated. An analytic treatment of the ground state of a single atom in the weak-coupling regime is presented and used as a…

Quantum Gases · Physics 2020-04-29 Pere Mujal , Artur Polls , Bruno Juliá-Díaz

In this review, we discuss the physics of spin-orbit coupled quantum gases in optical lattices. After reviewing some relevant experimental techniques, we introduce the basic theoretical model and discuss some of its generic features. In…

Quantum Gases · Physics 2015-09-02 Shizhong Zhang , William S. Cole , Arun Paramekanti , Nandini Trivedi

We investigated the effect of pressure on the magnetic and thermoelectric properties of Sr$_{3.1}$Y$_{0.9}$Co$_{4}$O$_{10+\delta }$. The magnetization is reduced with the application of pressure, reflecting the spin-state modification of…

Strongly Correlated Electrons · Physics 2018-08-01 Hidefumi Takahashi , Shintaro Ishiwata , Ryuji Okazaki , Yukio Yasui , Ichiro Terasaki

We report a first principles computational analysis of two phonon-mediated superconductors, In$_{5}$Bi$_{3}$ and In$_{5}$Sb$_{3}$. We show that spin-orbit coupling leads to splitting of electron bands around the Fermi energy, resulting in a…

Superconductivity · Physics 2024-10-29 Yao Wei , Siyu Chen , Bartomeu Monserrat
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