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Related papers: Mesoscopic Stern-Gerlach spin filter by nonuniform…

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The general expression of the Stern-Gerlach force is deduced for a charged particle, endowed with a magnetic moment, which travels inside a time varying magnetic field. Then, the energy integral of the Stern-Gerlach force is evaluated in…

Accelerator Physics · Physics 2007-05-23 M. Conte , M. Ferro , G. Gemme , W. W. MacKay , R. Parodi , M. Pusterla

The spatial separation of electron spins followed by the control of their individual spin dynamics has recently emerged as an essential ingredient in many proposals for spin-based technologies because it would enable both of the two spin…

Studies of spin manipulation in semiconductors has benefited from the possibility to grow these materials in high quality on top of optically active III-V systems. The induced electroluminescence in these layered semiconductor…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 B. Kaestner , J. Wunderlich , Jairo Sinova , T. Jungwirth

The one-century-old Stern-Gerlach setup is paradigmatic for a quantum measurement. We visualize the electron trajectories following the Bohmian zig-zag dynamics. This dynamics was developed in order to deal with the fundamentally massless…

Quantum Physics · Physics 2024-03-14 Simon Krekels , Christian Maes , Kasper Meerts , Ward Struyve

The strongly interacting system created in ultrarelativistic nuclear collisions behaves almost as an ideal fluid with rich patterns of the velocity field exhibiting strong vortical structure. Vorticity of the fluid, via spin-orbit coupling,…

Nuclear Experiment · Physics 2024-10-30 Takafumi Niida , Sergei A. Voloshin

One of recent surprising discoveries is the unusual anisotropic magnetoresistance (UAMR) that depends on two magnetization components perpendicular to the current differently, in contrast to the conventional anisotropic magnetoresistance…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 M. Q. Dong , Zhi-Xin Guo , X. R. Wang

The influence of acceleration and rotation on spintronic applications is theoretically investigated. In our formulation, considering a Dirac particle in a non-inertial frame, different spin related aspects are studied. The spin current…

Mesoscale and Nanoscale Physics · Physics 2014-08-27 Debashree Chowdhury , B. Basu

Although photon spin-orbit interaction (SOI) has been extensively studied, the vortex-conversion efficiency and the enhancement of spin Hall effect in abnormal modes in SOI remain to be investigated. Using an one-dimensional (1D) photonic…

Optics · Physics 2024-02-27 Xianjun Wang , Yufu Liu , Yunlin Li , Langlang Xiong , Xunya Jiang

The ability to convert spin accumulation to charge currents is essential for applications in spintronics. In semiconductors, spin-to-charge conversion is typically achieved using the inverse spin Hall effect or using a large magnetic field.…

Mesoscale and Nanoscale Physics · Physics 2020-10-28 E. Marcellina , A. Srinivasan , F. Nichele , P. Stano , D. A. Ritchie , I. Farrer , Dimitrie Culcer , A. R. Hamilton

We theoretically explore atomic Bose-Einstein condensates (BECs) subject to position-dependent spin-orbit coupling (SOC). This SOC can be produced by cyclically laser coupling four internal atomic ground (or metastable) states in an…

Quantum Gases · Physics 2015-04-06 S. -W. Su , S. -C. Gou , I. -K. Liu , I. B. Spielman , L. Santos , A. Acus , A. Mekys , J. Ruseckas , G. Juzeliūnas

We consider the electric dipole spin resonance (EDSR) with using the spin-orbit interaction (SOI) in GaAs and Ge based quantum dots formed in a quantum well. We use Schrieffer-Wolff transformation and rotating frame to derive the effective…

Mesoscale and Nanoscale Physics · Physics 2024-07-31 Yasuhiro Tokura

We experimentally study the spin dynamics of mesoscopic ensembles of ultracold magnetic spin-3 atoms located in two separated wells of an optical dipole trap. We use a radio-frequency sweep to selectively flip the spin of the atoms in one…

Light carries both longitudinal and transverse spin angular momentum. The spin can couple with its orbital counterpart via the Berry phase, known as the spin-orbit interaction (SOI) of light. The SOI of light discovered previously belongs…

Optics · Physics 2023-06-16 Tong Fu , Jiaxin Lin , Yuhao Xu , Junji Jia , Yonglong Wang , Shunping Zhang , Hongxing Xu

Electron transport through a one-dimensional ring connected with two external leads, in the presence of spin-orbit interaction (SOI) of strength \alpha and a perpendicular magnetic field is studied. Applying Griffith's boundary conditions…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 B. Molnar , F. M. Peeters , P. Vasilopoulos

High degree of electron spin polarization is of crucial importance in operation of spintronic devices. We study the propagation of spin-polarized electrons through a boundary between two n-type semiconductor regions with different doping…

Mesoscale and Nanoscale Physics · Physics 2010-09-22 Yuriy V. Pershin , Vladimir Privman

Unlike the two-terminal device, in which the time-reversal invariant spin-orbit interaction alone cannot polarize the spins, such a polarization can be generated when electrons from one source reservoir flow into two (or more) separate…

Mesoscale and Nanoscale Physics · Physics 2017-02-21 Shlomi Matityahu , Amnon Aharony , Ora Entin-Wohlman , Carlos A. Balseiro

A long-range interaction via virtual particle-hole pairs between Fermi-liquid quasiparticles leads to a nonanalytic behavior of the spin susceptibility $\chi$ as a function of the temperature ($T$), magnetic field ($\mathbf{B}$), and…

Mesoscale and Nanoscale Physics · Physics 2015-03-17 Robert Andrzej Zak , Dmitrii L. Maslov , Daniel Loss

We propose a novel scheme to efficiently polarize and manipulate the electron spin in a quantum dot. This scheme is based on the spin-orbit interaction and it possesses following advantages: (1) The direction and the strength of the spin…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Qing-feng Sun , X. C. Xie

The interaction between a particle's spin and momentum -- known as spin-orbit (SO) coupling -- is the cornerstone of modern spintronics. In Bose-Einsten condensates of ultracold atoms, SO coupling can be implemented and precisely controlled…

Mesoscale and Nanoscale Physics · Physics 2026-03-17 Valeria A. Maslova , Nina S. Voronova

We consider the magnetic response of a two-dimensional electron gas (2DEG) with a spin-orbit interaction to a long-wave-length electromagnetic excitation. We observe that the transverse electric field creates spin polarization perpendicular…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Alexander Shnirman , Ivar Martin