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Related papers: Nonequilibrium spin injection in monolayer black p…

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The spin-orbit torque, a torque induced by a charge current flowing through the heavy-metal conducting layer with strong spin-orbit interactions, provides an efficient way to control the magnetization direction in heavy-metal/ferromagnet…

Molybdenum disulfide has recently emerged as a promising two-dimensional semiconducting material for nano-electronic, opto-electronic and spintronic applications. However, demonstrating spin-transport through a semiconducting MoS2 channel…

The interplay of tunneling transport and carrier-mediated ferromagnetism in narrow semiconductor multi-quantum well structures containing layers of GaMnAs is investigated within a self-consistent Green's function approach, accounting for…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Christian Ertler , Walter Pötz

We theoretically investigate topological spin transport of the magnon-polarons in bilayer magnet with two-dimensional square lattices. Our theory is motivated by recent reports on the van der Waals magnets which show the reversible…

Mesoscale and Nanoscale Physics · Physics 2022-09-14 Gyungchoon Go , Se Kwon Kim

Optical and electronic properties of black phosphorus strongly depend on the number of layers and type of stacking. Using first-principles calculations within the framework of density functional theory, we investigate the electronic…

Mesoscale and Nanoscale Physics · Physics 2017-09-07 Cem Sevik , John R. Wallbank , Oguz Gulseren , Francois M. Peeters , Deniz Cakır

Monolayer graphene with an energy gap presents a pseudospin symmetry broken ferromagnet with a perpendicular pseudomagnetization whose direction is switched by altering the type of doping between n and p. We demonstrate an electrical…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 Leyla Majidi , Malek Zareyan

The spin-pumping mechanism is probed through a tunnelling MgO interlayer in Fe/Pt bilayers. We show by ferromagnetic resonance technique and spin-pumping experiments that spin currents can tunnel through the MgO interlayer for thickness up…

A set of stacked two-dimensional electron systems in a perpendicular magnetic field exhibits a three-dimensional version of the quantum Hall effect if interlayer tunneling is not too strong. When such a sample is in a quantum Hall plateau,…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 J. W. Tomlinson , J. -S. Caux , J. T. Chalker

Newly fabricated monolayer phosphorene and its few-layer structures are expected to be promising for electronic and optical applications because of their finite direct band gaps and sizable but anisotropic electronic mobility. By…

Mesoscale and Nanoscale Physics · Physics 2014-06-02 Ruixiang Fei , Li Yang

In this paper we have systematically studied the electronic instability of pressured black phosphorous (BP) under strong magnetic field. We first present an effective model Hamiltonian for pressured BP near the Lifshitz point. We show that…

Strongly Correlated Electrons · Physics 2023-05-16 Zhong-Yi Wang , Da-Yong Liu , Liang-Jian Zou

We study the spin-dependent magneto conductance in mesoscopic rings subject to an inhomogeneous in-plane magnetic field. We show that the polarization direction of transmitted spin-polarized electrons can be controlled via an additional…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Diego Frustaglia , Martina Hentschel , Klaus Richter

Synapses are functional links between neurons, through which "information" flows in the neural network. These connections vary significantly in strength, typically resulting from the intrinsic heterogeneity in their chemical and biological…

Materials Science · Physics 2016-03-15 He Tian , Qiushi Guo , Yunjun Xie , Huan Zhao , Cheng Li , Judy J. Cha , Fengnian Xia , Han Wang

The interplay between spin and charge in solids is currently among the most discussed topics in condensed matter physics. Such interplay gives rise to magneto-electric coupling, which in the case of solids was named magneto-electric effect,…

Mesoscale and Nanoscale Physics · Physics 2017-01-19 Teik-Hui Lee , Chii-Dong Chen

We use an atomistic approach to study the electronic properties of monolayer and bilayer black phosphorus in the vicinity of a charged defect. In particular, we combine screened defect potentials obtained from first-principles linear…

Materials Science · Physics 2021-12-21 Martik Aghajanian , Arash A. Mostofi , Johannes Lischner

We review a unified approach for computing: (i) spin-transfer torque in magnetic trilayers like spin-valves and magnetic tunnel junction, where injected charge current flows perpendicularly to interfaces; and (ii) spin-orbit torque in…

Mesoscale and Nanoscale Physics · Physics 2018-10-29 Branislav K. Nikolic , Kapildeb Dolui , Marko Petrović , Petr Plecháč , Troels Markussen , Kurt Stokbro

Anisotropic magnetic molecules can be employed to manipulate charge transport in molecular nanojunctions. Charge transport through a molecular orbital connected to two leads and exchange-coupled with a precessing anisotropic molecular spin…

Mesoscale and Nanoscale Physics · Physics 2025-09-09 Milena Filipovic

Within the Coulomb blockade regime, our study delves into the charge, spin, and thermoelectric transport characteristics in a benzene-based molecular nano-junction using the Pauli master equation and linear response theory. The charge- and…

Mesoscale and Nanoscale Physics · Physics 2024-01-17 Parbati Senapati , Prakash Parida

We report a first-principles study on the tunnel magnetoresistance (TMR) and spin-injection efficiency (SIE) through phosphorene with nickel electrodes under the mechanical tension and bending on the phosphorene region. Both the TMR and SIE…

Materials Science · Physics 2016-10-10 Mingyan Chen , Zhizhou Yu , Yiqun Xie , Yin Wang

Nonlinear transport through a quantum dot is studied in the limit of weak and strong intra-dot Coulomb interaction. For the latter regime the nonequilibrium self-consistent mean field equations for energies and spectral weights of…

Strongly Correlated Electrons · Physics 2007-05-23 I. Sandalov , R. G. Nazmitdinov

Using density functional theory and nonequilibrium Greens functions-based methods we investigated the electronic and transport properties of monolayer TiS3 pn-junction. We constructed a lateral pn-junction in monolayer TiS3 by using Li and…

Mesoscale and Nanoscale Physics · Physics 2016-10-11 F. Iyikanat , R. T. Senger , F. M. Peeters , H. Sahin
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