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Related papers: Spin relaxation and spin dynamics in semiconductor…

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We suggest an approach to the problem of free electron spin evolution in a semiconductor with arbitrary anisotropy or quantum structure in a magnetic field. The developed approach utilizes quantum kinetic equations for average spin…

Materials Science · Physics 2007-05-23 Yu. G. Semenov

We propose a scheme to manipulate the spin relaxation in vertically coupled semiconductor double quantum dots. Up to {\em twelve} orders of magnitude variation of the spin relaxation time can be achieved by a small gate voltage applied…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Y. Y. Wang , M. W. Wu

In this Perspective article, we explore some of the promising spin and topology material platforms (e.g. spins in semi- and superconductors, skyrmionic, topological and 2D materials) being developed for such quantum components as qubits,…

A double quantum dot inserted in parallel between two metallic leads allows to entangle the electron spin with the orbital (dot index) degree of freedom. An Aharonov-Bohm orbital phase can then be transferred to the spinor wavefunction,…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Pascal Simon , Denis Feinberg

Emerging new concepts, such as magnetic charge dynamics in two-dimensional magnetic material, can provide novel mechanism for spin based electrical transport at macroscopic length. In artificial spin ice of single domain elements, magnetic…

Mesoscale and Nanoscale Physics · Physics 2021-02-25 Yiyao Chen , George Yumnam , Jiasen Guo , Laura Stingaciu , Piotr Zolnierczuk , Valeria Lauter , Deepak K. Singh

This is a reply to the Comment on 'Spin Decoherence in Superconducting Atom Chips' [arXiv:quant-ph/0610095 (2006)].

Quantum Physics · Physics 2007-05-23 Bo-Sture K. Skagerstam , Ulrich Hohenester , Asier Eiguren , Per Kristian Rekdal

A comment on a recent paper (PRL {\bf 94}, 226405 (2005)) by S. De Palo, M. Botti, S. Moroni, and Gaetano Senatore.

Strongly Correlated Electrons · Physics 2007-05-23 Ying Zhang , S. Das Sarma

We discuss the rate of relaxation of the total spin in the two-electron droplet in the vicinity of the magnetic field driven singlet-triplet transition. The total spin relaxation is attributed to spin-orbit and electron-phonon interactions.…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 S. Dickmann , P. Hawrylak

This paper has been withdrawn by the author because similar published work on the topic was overlooked. See S. Deser and A. Waldron, Nucl. Phys. B 631, 369-387 (2002).

High Energy Physics - Theory · Physics 2007-12-15 Teymour Darkhosh

The emergent induction of spiral magnets that was proposed [Jpn. J. Appl. Phys. 58, 120909 (2019)] and recently demonstrated [Nature 586, 232 (2020)] is shown to be further extended by a comprehensive treatment of the Rashba spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2021-03-05 Jun'ichi Ieda , Yuta Yamane

We investigate spin transport in InSb/InAlSb heterostructure using the Monte Carlo approach, generalized by including density matrix description of spin for taking spin dynamics into account. In addition to the dominant Dyakonov-Perel (DP)…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Akashdeep Kamra , Bahniman Ghosh , Tarun K. Ghosh

Comment on the Letter by W. Rantner and X-G. Wen, Phys. Rev. Lett. v.86, p.3871 (2001).

Condensed Matter · Physics 2009-11-10 D. V. Khveshchenko

The field of magnetic skyrmions has been actively investigated across a wide range of topics during the last decades. In this topical review, we mainly review and discuss key results and findings in skyrmion research since the first…

We propose a mechanism to describe spin relaxation in n-doped III-V semiconductors close to the Mott metal-insulator transition. Taking into account the spin-orbit interaction induced spin admixture in the hydrogenic donor states, we build…

Disordered Systems and Neural Networks · Physics 2007-08-28 Pablo I. Tamborenea , Dietmar Weinmann , Rodolfo A. Jalabert

Semiclassical theories of electron and spin transport in metallic magnetic structures are reviewed with emphasis on the role of disorder and electronic band structures in the current perpendicular to the interface plane (CPP) transport…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Gerrit E. W. Bauer , Yuli V. Nazarov , Daniel Huertas-Hernando , Arne Brataas , Ke Xia , Paul J. Kelly

We study the spin-relaxation time in materials where a large spin-orbit coupling (SOC) is present which breaks the spatial inversion symmetry. Such a spin-orbit coupling is realized in zincblende structures and heterostructures with a…

Strongly Correlated Electrons · Physics 2017-10-23 Lénárd Szolnoki , Annamária Kiss , Balázs Dóra , Ferenc Simon

We demonstrate theoretically that spin dynamics of electrons injected into a GaAs semiconductor structure through a Schottky barrier possesses strong non-equilibrium features. Electrons injected are redistributed quickly among several…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Semion Saikin , Min Shen , Ming-Cheng Cheng

The ability of spintronic devices to utilize an electric current for manipulating the magnetization has resulted in large-scale developments, such as, magnetic random access memories and boosted the spintronic research area. In this regard,…

Mesoscale and Nanoscale Physics · Physics 2018-08-22 Rajagopalan Ramaswamy , Jong Min Lee , Kaiming Cai , Hyunsoo Yang

The polarization of conduction electron spins due to an electrical current is observed in strained nonmagnetic semiconductors using static and time-resolved Faraday rotation. The density, lifetime, and orientation rate of the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Y. Kato , R. C. Myers , A. C. Gossard , D. D. Awschalom

In a heavily doped semiconductor with weak spin-orbital interaction the Dyakonov-Perel spin relaxation rate is known to be proportional to the Drude conductivity. We argue that in the case of weak spin-orbital interaction this…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 B. I. Shklovskii