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We investigate the hyperfine energy levels and Zeeman splittings for homonuclear alkali-metal dimers in low-lying rotational and vibrational states, which are important for experiments designed to produce quantum gases of deeply bound…

Atomic Physics · Physics 2010-03-09 J. Aldegunde , Jeremy M. Hutson

Spin torques are at the heart of spin manipulations in spintronic devices. Here, we examine the existence of an optical spin-orbit torque, a relativistic spin torque originating from the spin-orbit coupling of an oscillating applied field…

Mesoscale and Nanoscale Physics · Physics 2021-05-19 Ritwik Mondal , Andreas Donges , Ulrich Nowak

We present a theoretical study of the the effects of off-resonant polarized optical fields on a ferromagnetic model system. We determine the light-induced dynamics of itinerant carriers in a system that includes magnetism at the mean-field…

Materials Science · Physics 2019-07-01 Christiane Scholl , Svenja Vollmar , Hans Christian Schneider

The effects of interplay between spin-orbit coupling and Zeeman splitting on weak localisation and universal conductance fluctuations in lateral semiconductor quantum dots are analysed: All possible symmetry classes of corresponding random…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 I. L. Aleiner , Vladimir I. Fal'ko

We study the combination of hyperfine and Zeeman structure in the spin-orbit coupled $A^1\Sigma_u^+-b^3\Pi_u$ complex of $^{87}\textrm{Rb}_2$. For this purpose, absorption spectroscopy at a magnetic field around $B=1000\:\textrm{G}$ is…

Quantum Gases · Physics 2016-12-07 Markus Deiß , Björn Drews , Johannes Hecker Denschlag , Eberhard Tiemann

Spin noise spectroscopy is an optical technique which can probe spin resonances non-perturbatively. First applied to atomic vapours, it revealed detailed information about nuclear magnetism and the hyperfine interaction. In solids, this…

Materials Science · Physics 2015-10-21 Steeve Cronenberger , Denis Scalbert , David Ferrand , Hervé Boukari , Joël Cibert

We have studied the Zeeman splitting in ballistic hole quantum wires formed in a (311)A quantum well by surface gate confinement. Transport measurements clearly show lifting of the spin degeneracy and crossings of the subbands when an…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 R. Danneau , O. Klochan , W. R. Clarke , L. H. Ho , A. P. Micolich , M. Y. Simmons , A. R. Hamilton , M. Pepper , D. A. Ritchie , U. Zuelicke

Magnetic fields are predicted to have a crucial impact on the structure, evolution and chemistry of protoplanetary disks. However, a direct detection of the magnetic field towards these objects has yet to be achieved. In order to…

Earth and Planetary Astrophysics · Physics 2023-10-04 Boy Lankhaar , Richard Teague

The nonlinear magneto-plasmonics aims to utilize plasmonic excitations to control the mechanisms and taylor the efficiencies of the non-linear light frequency conversion at the nanoscale. We investigate the mechanisms of magnetic second…

It is shown how the resonant states induced by a single spinless impurity in a d-wave superconductor evolve under the effect of an applied Zeeman magnetic field. Moreover, it is demonstrated that the spin-orbit coupling to the impurity…

Superconductivity · Physics 2009-11-07 C. Grimaldi

Axion remains the most convincing solution to the strong-CP problem and a well-motivated dark matter candidate, causing the search for axions and axion-like particles(ALPs) to attract attention continually. The exchange of such particles…

Cosmology and Nongalactic Astrophysics · Physics 2019-12-02 Lei Chen , Jian Liu , Kadi Zhu

We investigate theoretically the non-local conductance through a superconducting wire in tunnel contact with normal and ferromagnetic leads. In the presence of an in-plane magnetic field, the superconducting density of states is spin-split,…

Superconductivity · Physics 2015-03-13 Tatiana Krishtop , Manuel Houzet , Julia S. Meyer

The dynamic localization of a two-level atom in a periodic potential under the action of spin-orbit coupling and a weak harmonically-varying linear force is studied. We consider optical and Zeeman potentials that are either in-phase or…

Quantum Gases · Physics 2016-12-09 Yaroslav V. Kartashov , Vladimir V. Konotop , Dmitry A. Zezyulin , Lluis Torner

The effect of a Zeeman magnetic field coupled to the spin of the electrons on the conducting properties of the disordered Hubbard model is studied. Using the Determinant Quantum Monte Carlo method, the temperature- and magnetic-field-…

Strongly Correlated Electrons · Physics 2009-11-10 P. J. H. Denteneer , R. T. Scalettar

Quantum control of solid-state spin qubits typically involves pulses in the microwave domain, drawing from the well-developed toolbox of magnetic resonance spectroscopy. Driving a solid-state spin by optical means offers a high-speed…

We present a novel technique that uses the autocorrelation of the spectrum of a star to measure the line broadening caused by the modulus of its average surface magnetic field. The advantage of the autocorrelation comes from the fact that…

Solar and Stellar Astrophysics · Physics 2015-10-21 Ermanno F. Borra , David Deschatelets

We present an experimental study of Z-scan measurements of the nonlinear response of cold Cs atoms in a magneto-optical trap. Numerical simulations of the Z-scan signal accounting for the nonuniform atomic density agree with experimental…

Atomic Physics · Physics 2011-04-21 Yingxue Wang , M. Saffman

Using laser optical pumping, widths and frequency shifts are determined for microwave transitions between ground-state hyperfine components of $^{85}$Rb and $^{87}$Rb atoms contained in vapor cells with alkane anti-relaxation coatings. The…

Atomic Physics · Physics 2009-11-10 D. Budker , L. Hollberg , D. F. Kimball , J. Kitching , S. Pustelny , V. V. Yashchuk

We show that in some trigonal and hexagonal crystals the Zeeman coupling of band electrons with an external magnetic field is strongly anisotropic and necessarily vanishes along the main symmetry axis. This leads to qualitative changes in…

Superconductivity · Physics 2021-05-12 K. V. Samokhin

We study the spin-spin coupling between two single-electron quantum dots due to the Coulomb and spin-orbit interactions, in the absence of tunneling between the dots. We find an anisotropic XY spin-spin interaction that is proportional to…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Mircea Trif , Vitaly N. Golovach , Daniel Loss