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Related papers: Tunable spin transport using zigzag MoS2 nanoribbo…

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This work presents the electronic and transport properties of bilayer borophene nanoribbons. In the first part, a four-orbital tight-binding model is derived by fitting the \emph{ab initio} band structure. The transport properties of…

Mesoscale and Nanoscale Physics · Physics 2025-02-18 C. J. Páez-González , C. E. Ardila-Gutiérrez , D. A. Bahamon

A mechanism to generate a spin-polarized current in a two-terminal zigzag silicene nanoribbon is predicted. As a weak local exchange field that is parallel to the surface of silicene is applied on one of edges of the silicene nanoribbon, a…

Mesoscale and Nanoscale Physics · Physics 2012-12-20 Xing-Tao An , Yan-Yang Zhang , Jian-Jun Liu , Shu-Shen Li

Edge-functionalized Transition Metal dichalcogenide nanoribbons of the zigzag type (zTMDCNRs) are explored in terms of their spin transmission properties. Specifically, systems of the type 5-zWXYNR + nA (X, Y = S, Se; n = 0, 1, 2; A = H, B,…

Mesoscale and Nanoscale Physics · Physics 2025-10-22 Joshua O. Aggrey , Leonard Bleiziffer , Frank Hagelberg

Spin transport property of polarization induced two-dimensional electron gas channel formed in the central vertical plane of a wedge-shaped \textit{c}-oriented GaN nanowall is investigated theoretically. Since the confining potential…

Mesoscale and Nanoscale Physics · Physics 2021-07-21 Swarup Deb , Subhabrata Dhar

The effects of lattice distortion and chemical disorder on charge transport properties of two-terminal zigzag phosphorene nanoribbons (zPNRs), which shows resonant tunneling behavior under an electrical applied bias, are studied. Our…

Mesoscale and Nanoscale Physics · Physics 2018-11-21 Zahra Nourbakhsh , Reza Asgari

The spin-polarized electronic structure and half-metallicity of zigzag graphene nanoribbons (ZGNRs) with asymmetric edge terminations are investigated by using first principles calculations. It is found that compared with symmetric…

Materials Science · Physics 2010-07-15 Zuanyi Li , Bing Huang , Wenhui Duan

Pseudo-magnetic field becomes an experimental reality after the observation of zero-field Landau level-like quantization in strained graphene, but it is not expected that the time-reversal symmetric pseudo-magnetic fields will have any…

Mesoscale and Nanoscale Physics · Physics 2013-08-13 Wen-Yu He , Lin He

We study the spin-resolved transport through magnetic nanostructures in monolayer and bilayer graphene. We take into account both the orbital effect of the inhomogeneous perpendicular magnetic field as well as the in-plane spin splitting…

Mesoscale and Nanoscale Physics · Physics 2009-11-04 L. Dell'Anna , A. De Martino

The wide bandgap semiconductor ZnO is interesting for spintronic applications because of its small spin-orbit coupling implying a large spin coherence length. Utilizing vertical spin valve devices with ferromagnetic electrodes…

The ability to control the conductance of single molecules will have a major impact in nanoscale electronics. Azobenzene, a molecule that changes conformation as a result of a trans/cis transition when exposed to radiation, could form the…

Mesoscale and Nanoscale Physics · Physics 2008-11-26 Miriam del Valle , Rafael Gutierrez , Carlos Tejedor , Gianaurelio Cuniberti

We study the effect of external electric fields on superconductor-semiconductor coupling by measuring the electron transport in InSb semiconductor nanowires coupled to an epitaxially grown Al superconductor. We find that the gate voltage…

We consider theoretically transport in a spinfull one-channel interacting quantum wire placed in an external magnetic field. For the case of two point-like impurities embedded in the wire, under a small voltage bias the spin-polarized…

Strongly Correlated Electrons · Physics 2010-02-17 Zoran Ristivojevic , George I. Japaridze , Thomas Nattermann

During the last years there has been much interest, and theoretical discussion, about the possibility to use spin-orbit coupling to control the carriers spins in two-dimensional semiconducting heterostructures. Spin polarization at the…

Mesoscale and Nanoscale Physics · Physics 2024-12-31 A. A. Reynoso , G. Usaj , C. A. Balseiro

We would like to comment that the prediction of Half-mtallicity in only B edge H-passivated zigzag boron nitride nanoribbons (ZBNNR-BH), by Zheng et al.1, is not correct as their interpretation is erroneous. Since it is well known that for…

Mesoscale and Nanoscale Physics · Physics 2016-05-02 Hari Mohan Rai , Rajesh Kumar , Pankaj R. Sagdeo , Neeraj K. Jaiswal , Pankaj Srivastava

We study spin dependent electron transmission through one- and two-dimensional curved waveguides and quantum dots with account of spin-orbit interaction. We prove that for a transmission through arbitrary structure there is no spin…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Evgeny N. Bulgakov , Almas. F. Sadreev

Graphene nanoribbons with zigzag terminated edges have a magnetic ground state characterized by edge ferromagnetism and antiferromagnetic inter edge coupling. This broken symmetry state is degenerate in the spin orientation and we show…

Mesoscale and Nanoscale Physics · Physics 2018-01-09 M. P. López-Sancho , Luis Brey

Profiles of the spin and orbital angular momentum accumulations induced by a longitudinally applied electric field are explored in nanoribbons of $p$-band systems with a honeycomb lattice. We show that nanoribbons with zigzag borders can…

Mesoscale and Nanoscale Physics · Physics 2021-10-05 Tarik P. Cysne , Filipe S. M. Guimarães , Luis M. Canonico , Tatiana G. Rappoport , R. B. Muniz

We theoretically propose a novel spin-dependent electronic transport mechanism in which the spin-unpolarized electron beam is split into different directions depending on spins at an atomic domain boundary in non-magnetic material.…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Tetsuro Habe , Mikito Koshino

We simulate the electron transport in vertical bi-layer nanowire which can be fabricated in molecular beam epitaxy process with lateral confinement potential formed by means of cleaved overgrowth or surface oxidization methods giving…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 T. Chwiej

One of the important issues of molecular spintronics is the control and manipulation of charge transport and, in particular, its spin polarization through single-molecule junctions. Using $ab$ $initio$ calculations, we explore…

Mesoscale and Nanoscale Physics · Physics 2019-09-04 Dongzhe Li , Yannick J. Dappe , Alexander Smogunov