Magnetic field effect on spin-polarized transport in asymmetric multibarrier based on InAs/GaAs/GaSb systems

H Dakhlaoui, M Nefzi, NS Al-Shameri… - Physica B: Condensed …, 2020 - Elsevier
This paper investigates how an applied magnetic field, the quantum size, and spin
polarization effect an asymmetric heterostructure composed of InAs, GaAs, and GaSb …

Quantized magnetic confinement in quantum wires

A Tarasov, S Hugger, H Xu, M Cerchez, T Heinzel… - Physical Review Letters, 2010 - APS
Ballistic quantum wires are exposed to longitudinal profiles of perpendicular magnetic fields
composed of a spike and a homogeneous part. An asymmetric magnetoconductance peak …

Effect of the δ-doping on the electron transport in an antiparallel double δ-magnetic-barrier nanostructure

JD Lu - Applied surface science, 2009 - Elsevier
In this paper, we investigate the effect of the weight and the position of the δ-doping on the
electron transport in a nanostructure with an antiparallel double δ-magnetic barriers. We find …

Ballistic electron transport in hybrid ferromagnet/two-dimensional electron gas sandwich nanostructure: Spin polarization and magnetoresistance effect

Y Wang, NF Chen, Y Jiang, XW Zhang - Journal of Applied Physics, 2009 - pubs.aip.org
We have theoretically investigated ballistic electron transport through a combination of
magnetic-electric barrier based on a vertical ferromagnet/two-dimensional electron …

Spin current induced by in-plane magnetoelectric -barriers in a two-dimensional electron gas

SG Tan, MBA Jalil, T Liew - Physical Review B—Condensed Matter and …, 2005 - APS
We model the ballistic spin current within a two-dimensional electron gas (2DEG) under the
influence of magnetoelectric barriers and Rashba spin-orbit coupling. The magnetic field B y …

Optimization of spin-filtering properties in diluted magnetic semiconductor heterostructures

J Radovanović, V Milanović, Z Ikonić… - Journal of applied …, 2006 - pubs.aip.org
We have performed structural parameter optimizations of asymmetric Zn Se∕ Zn 1− x Mn x
Se multilayer structures in magnetic and electric fields to maximize the spin polarization of …

Electron transport in a non-magnetic nanostructure with spin–orbit interactions and δ-doping

JD Lu, B Xu, SJ Peng - Materials science in semiconductor processing, 2014 - Elsevier
We theoretically investigate the electron transport properties in a non-magnetic
nanostructure with spin–orbit interactions and the δ-doping which can be experimentally …

The magnetoresistance effect in a nanostructure with the periodic magnetic barriers

JD Lu - Applied surface science, 2008 - Elsevier
The magnetoresistance (MR) effect is theoretically investigated in a periodic magnetically
modulated nanostructure, which can be realized experimentally by depositing periodic …

Observation of quantum states without a semiclassical equivalence bound by a magnetic field gradient

B Schüler, M Cerchez, H Xu, J Schluck, T Heinzel… - Physical Review B, 2014 - APS
Resonant transmission through electronic quantum states that exist at the zero points of a
magnetic field gradient inside a ballistic quantum wire is reported. Since the semiclassical …

A bias-tunable electron-spin filter based on a two-dimensional electron gas modulated by ferromagnetic-Schottky metal stripes

JD Lu, YB Li, MJ Yun, W Zheng - Physics Letters A, 2011 - Elsevier
We investigate the effect of the bias in an electron-spin filter based on a two-dimensional
electron gas modulated by ferromagnetic-Schottky metal stripes. The numerical results show …