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Related papers: Semiclassical Concepts in Magnetoelectronics

200 papers

We develop a theory of non-linear growth direction transport in magnetically doped II-VI compound semiconductor multiple-quantum-well systems. We find that the formation of electric field domains can be controlled by manipulating the space…

Condensed Matter · Physics 2016-08-31 David Sanchez , A. H. MacDonald , Gloria Platero

This article reviews the principles that govern the combined transport of spin, heat, and charge. The extensive thermodynamic quantity associated with spin transport is the magnetization; its Onsager-conjugate force is in general the…

Materials Science · Physics 2021-06-09 Joseph P. Heremans

Electrical control of spin polarization is very desirable in spintronics, since electric field can be easily applied locally in contrast with magnetic field. Here, we propose a new concept of bipolar magnetic semiconductor (BMS) in which…

Materials Science · Physics 2012-08-08 Xingxing Li , Xiaojun Wu , Zhenyu Li , Jinlong Yang , J. G. Hou

We investigate the semiclassical mechanism of tunneling process in non-integrable systems. The significant role of complex-phase-space chaos in the description of the tunneling process is elucidated by studying a simple scattering map…

Chaotic Dynamics · Physics 2009-11-10 T. Onishi , A. Shudo , K. S. Ikeda , K. Takahashi

We analyze the interplay between disorder and band structure in current perpendicular to the planes (CPP) giant magnetoresistance (GMR). We consider finite magnetic multilayers attached to pure crystalline leads, described by a…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 S. Sanvito , C. J. Lambert , J. H. Jefferson

We reply to a Comment on our recently proposed semiclassical theory for systems with spin-orbit interactions.

Chaotic Dynamics · Physics 2007-05-23 M. Pletyukhov , Ch. Amann , M. Mehta , M. Brack

We present a theoretical and a numerical formalism for analysis and design of spintronic integrated circuits (SPINICs). The formalism encompasses a generalized circuit theory for spintronic integrated circuits based on nanomagnetic dynamics…

Mesoscale and Nanoscale Physics · Physics 2012-02-21 Sasikanth Manipatruni , Dmitri E. Nikonov , Ian A. Young

We study transport properties of topological Weyl nodal-line semimetals(NLSs). Starting from a minimal lattice model with a single nodal loop, and by focusing on a normal-metal-NLS-normal-metal junction, we investigate the dependence of the…

Mesoscale and Nanoscale Physics · Physics 2020-02-26 Yao Zhou , Feng Xiong , Weipeng Chen , Jin An

Thermoelectrics are a promising class of materials for renewable energy owing to their capability to generate electricity from waste heat, with their performance being governed by a competition between charge and thermal transport. A…

We develop a theory of electron transport through quantum dots that are weakly coupled to ferromagnetic leads. The theory covers both the linear and nonlinear transport regime, takes non-collinear magnetization of the leads into account,…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Matthias Braun , Jürgen König , Jan Martinek

The quasiclassical theory in terms of equations for the Green's functions (Eilenberger equations) is generalized in order to allow for quantitative description of the magneto-electric effects and proximity-induced triplet correlations in…

Superconductivity · Physics 2017-09-26 I. V. Bobkova , A. M. Bobkov

Prospect of building spintronic devices in which electron spins store and transport information has attracted strong attention in recent years. Here we present some of our representative theoretical results on three fundamental aspects of…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 S. Das Sarma , Jaroslav Fabian , Xuedong Hu , Igor Zutic

This article reviews spin-dependent transport of carriers in homogenous three-dimensional and two-dimensional semiconductors. We begin with a discussion of optical orientation of electron spins, which allows both the creation and detection…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 R. Winkler

In this article we briefly review the current state of the experimental research on spin polarized transport in organic semiconductors. These systems, which include small molecular weight compounds and polymers, are central in the rapidly…

Mesoscale and Nanoscale Physics · Physics 2010-05-10 Kazi M. Alam , Sandipan Pramanik

Semiclassical methods are essential in analyzing quantum mechanical systems. Although they generally produce approximate results, relatively rare potentials exist for which these methods are exact. Such intriguing potentials serve as…

Quantum Physics · Physics 2024-08-30 Asim Gangopadhyaya , Jonathan Bougie , Constantin Rasinariu

We consider the steady-state nonequilibrium behavior of mesoscopic superconducting wires connected to normal-metal reservoirs. Going beyond the diffusive limit, we utilize the quasiclassical theory and perform a self-consistent calculation…

Superconductivity · Physics 2021-11-22 Kevin Marc Seja , Tomas Löfwander

Chiral magnetic textures give rise to unconventional magnetotransport phenomena such as the topological Hall effect and nonreciprocal electronic transport. While the correspondence between real-space magnetic topology/symmetry and such…

A one dimensional theory of lateral spin-polarized transport is derived from the two dimensional flow in the vertical cross section of a stack of ferromagnetic and paramagnetic layers. This takes into account the influence of the lead on…

Materials Science · Physics 2008-02-20 H. Dery , L. Cywinski , L. J. Sham

The charge and spin diffusion equations taking into account spin-flip and spin-transfer torque were numerically solved using a finite element method in complex non-collinear geometry. This approach was used to study the spin-dependent…

Mesoscale and Nanoscale Physics · Physics 2010-10-14 N. Strelkov , A. Vedyayev , D. Gusakova , L. D. Buda-Prejbeanu , M. Chshiev , S. Amara , A. Vaysset , B. Dieny

We compare and contrast magneto-transport oscillations in the fully quantum (single-electron coherent) and classical limits for a simple but illustrative model. In particular, we study the induced magnetization and spin current in a…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Martin Y. Veillette , Cristina Bena , Leon Balents