English
Related papers

Related papers: Synthetic spin-orbit coupling in ultracold $\Lambd…

200 papers

In this paper we present both the classical and quantum periodic-orbits of a neutral spinning particle constrained in two-dimensional central-potentials with a cylindrically symmetric electric-field in addition which leads to an effective…

Quantum Physics · Physics 2023-08-22 Jun-Li Xin , Jiu-Qing Liang

We report the observation of tunable spin-orbit coupling (SOC) for ultracold $^{87}$Rb atoms in hyperfine spin-1 states. Different from most earlier experiments where atomic SOC of pseudo-spin-1/2 are synthesized with Raman coupling lasers,…

Quantum Gases · Physics 2017-01-05 Xinyu Luo , Lingna Wu , Jiyao Chen , Qing Guan , Kuiyi Gao , Zhi-Fang Xu , L. You , Ruquan Wang

We present a scheme for generating a synthetic magnetic field and spin-orbit coupling via Raman coupling in highly magnetic lanthanide atoms such as dysprosium. Employing these atoms offer several advantages for realizing strongly…

Quantum Gases · Physics 2013-07-25 Xiaoling Cui , Biao Lian , Tin-Lun Ho , Benjamin L. Lev , Hui Zhai

Quantum spin ice represents a paradigmatic example on how the physics of frustrated magnets is related to gauge theories. In the present work we address the problem of approximately realizing quantum spin ice in two dimensions with cold…

Dynamics of non-interacting ultracold atoms with artificial spin-orbit coupling is considered. Spin-orbit coupling is created using two moving optical lattices with orthogonal polarizations. Our main goal is to study influence of lattice…

Quantum Gases · Physics 2016-09-21 V. Yu. Argonov , D. V. Makarov

We propose an analog quantum simulator for simulating real time dynamics of $(1+1)$-d non-Abelian gauge theory well within the existing capacity of ultracold atom experiments. The scheme calls for the realization of a two-state ultracold…

High Energy Physics - Lattice · Physics 2020-09-30 Raka Dasgupta , Indrakshi Raychowdhury

Motivated by the experimental realization of synthetic spin-orbit coupling for ultracold atoms, we investigate the phase diagram of the Bose Hubbard model in a non-abelian gauge field in two dimensions. Using a strong coupling expansion in…

Quantum Gases · Physics 2012-10-09 William S. Cole , Shizhong Zhang , Arun Paramekanti , Nandini Trivedi

The coupling between the spin degrees of freedom and the orbital angular momentum has a profound effect on the properties of nuclei, atoms and condensed matter systems. Recently, synthetic gauge fields have been realized experimentally in…

Quantum Gases · Physics 2015-06-18 X. Y. Yin , S. Gopalakrishnan , D. Blume

The present study is the first such attempt to examine rigorously and comprehensively the spectral properties of a three-dimensional ultracold atom when both the spin-orbit interaction and the Zeeman field are taken into account. The model…

Spectral Theory · Mathematics 2016-01-20 Rytis Jursenas

Encoding a dimension in the internal degree of freedom of an atom provides an interesting tool for quantum simulation, facilitating the realization of artificial gauge fields. We propose an extension of the synthetic dimension toolbox,…

The study of the properties of quantum particles in a periodic potential subject to a magnetic field is an active area of research both in physics and mathematics; it has been and it is still deeply investigated. In this review we discuss…

Quantum Gases · Physics 2017-06-08 Michele Burrello , Luca Lepori , Simone Paganelli , Andrea Trombettoni

We study strongly correlated phases of a pseudo-spin-1/2 Bose gas in an artificial gauge field using the exact diagonalization method. The atoms are confined in two dimensions and interact via a two-body contact potential. In Abelian gauge…

Quantum Gases · Physics 2012-08-10 Tobias Graß , Bruno Juliá-Díaz , Nuria Barberán , Maciej Lewenstein

We realize a mechanical analogue of the Dicke model, achieved by coupling the spin of individual neutral atoms to their quantized motion in an optical trapping potential. The atomic spin states play the role of the electronic states of the…

Quantum Physics · Physics 2019-01-09 A. Dareau , Y. Meng , P. Schneeweiss , A. Rauschenbeutel

We derive an analytical expression for the scattering amplitude of two ultracold atoms of arbitrary spin and with general spin-orbit (SO) coupling, on the basis of our recent work (Phys. Rev. A \textbf{86}, 053608 (2012)). As an…

Quantum Gases · Physics 2013-07-16 Long Zhang , Youjin Deng , Peng Zhang

We construct Hamiltonians with only 1- and 2-body interactions that exhibit an exact non-Abelian gauge symmetry (specifically, combinatiorial gauge symmetry). Our spin Hamiltonian realizes the quantum double associated to the group of…

Strongly Correlated Electrons · Physics 2023-08-23 Dmitry Green , Claudio Chamon

Spin-orbit interaction accounts for the coupling of momentum and spin degrees of freedom of electrons and holes in semiconductor materials. In quantum information processing, it allows for electrical control of spin states and for the…

Mesoscale and Nanoscale Physics · Physics 2025-05-12 M. P. Hynes , D. Burke , K. Ganesh , A. Vekris , B. J. Villis , J. C. Gartside , T. Kanne , J. Nygård , K. Moors , W. R. Branford , M. R. Connolly , M. R. Buitelaar

We propose a simple experimental scheme to realize simultaneously the one-dimensional spin-orbit coupling and the staggered spin-flip in ultracold pseudospin-$1/2$ atomic Fermi gases trapped in square optical lattices. In the absence of…

Quantum Gases · Physics 2017-02-22 Y. Deng , T. Shi , H. Hu , L. You , S. Yi

Can high energy physics be simulated by low-energy, non-relativistic, many-body systems, such as ultracold atoms? Such ultracold atomic systems lack the type of symmetries and dynamical properties of high energy physics models: in…

Quantum Physics · Physics 2015-12-29 Erez Zohar , J. Ignacio Cirac , Benni Reznik

The quantum Rabi model describes the coupling of a two-state system to a bosonic field mode. Recent theoretical work has pointed out that a generalized periodic version of this model, which maps onto Hamiltonians applicable in…

Quantum Physics · Physics 2024-07-11 Geram R. Hunanyan , Johannes Koch , Stefanie Moll , Enrique Rico , Enrique Solano , Martin Weitz

We study the conditions for generating spin squeezing via a quantum non-demolition measurement in an ensemble of cold 87Rb atoms. By considering the interaction of atoms in the 5S_{1/2}(F=1) ground state with probe light tuned near the D2…

Quantum Physics · Physics 2007-05-23 S. R. de Echaniz , M. W. Mitchell , M. Kubasik , M. Koschorreck , H. Crepaz , J. Eschner , E. S. Polzik