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The semiclassical path integral method has been applied for studying spin relaxation in a narrow 2D strip with the Rashba spin-orbit interaction. Our numerical calculations show a good agreement with the experimental data, although some…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Cheng-Hung Chang , Jengjan Tsai , Hui-Fen Lo , A. G. Mal'shukov

Quasiparticle interference patterns measured by scanning tunneling microscopy (STM) can be used to study the local electronic structure of metal surfaces and high temperature superconductors. Here, we show that even in non-magnetic systems…

In this letter, we investigated the Rashba effect of the CsPbBr$_3$ bilayers under the external electric field (EEF), with the first-principles calculations. For the PbBr$_2$ terminated bilayer, we found that only electrons experience the…

Materials Science · Physics 2018-07-04 Xue-Jiao Chen , Lei Liu , De-Zhen Shen

Strong spin-orbit coupling in noncentrosymmetric materials and interfaces results in remarkable physical phenomena, such as nontrivial spin textures, which may exhibit Rashba, Dresselhaus, and other intricated configurations. This provides…

Mesoscale and Nanoscale Physics · Physics 2021-11-15 Thorsten Aull , Igor V. Maznichenko , Sergey Ostanin , Ersoy Şaşıoğlu , Ingrid Mertig

Semiconducting quantum wires defined within two-dimensional electron gases and strongly coupled to thin superconducting layers have been extensively explored in recent experiments as promising platforms to host Majorana bound states. We…

Mesoscale and Nanoscale Physics · Physics 2018-04-20 Christopher Reeg , Daniel Loss , Jelena Klinovaja

In this study, we investigate the spin susceptibility in the superconducting state of a multilayer system with a layer-dependent Rashba spin-orbit coupling, representing a locally non-centrosymmetric superconductor. We show that the charge…

Superconductivity · Physics 2013-03-07 Daisuke Maruyama , Manfred Sigrist , Youichi Yanase

We report the preparation of the interface between graphene and the strong Rashba-split BiAg$_2$ surface alloy and investigatigation of its structure as well as the electronic properties by means of scanning tunneling…

Materials Science · Physics 2017-04-20 Julia Tesch , Elena Voloshina , Milan Jubitz , Yuriy Dedkov , Mikhail Fonin

Optical excitations of BiTeI with large Rashba spin splitting have been studied in an external magnetic field ($B$) applied parallel to the polar axis. A sequence of transitions between the Landau levels (LLs), whose energies are in…

Designing two-dimensional (2D) Rashba semiconductors, exploring the underlying mechanism of Rashba effect, and further proposing efficient and controllable approaches are crucial for the development of spintronics. On the basis of…

Mesoscale and Nanoscale Physics · Physics 2025-01-10 Haipeng Wu , Qikun Tian , Jinghui Wei , Ziyu Xing , Guangzhao Qin , Zhenzhen Qin

2D materials can host interesting physics and have important applications in various fields. Recent experiment shows that monolayer PtSe$_2$ nanoflakes with neutral zigzag edges are stable. Here, we study semiconducting stoichiometric…

Mesoscale and Nanoscale Physics · Physics 2024-12-31 Bo-Wen Yu , Bang-Gui Liu

We have performed microwave spectroscopy of Andreev states in superconducting weak links tailored in an InAs-Al (core-full shell) epitaxially-grown nanowire. The spectra present distinctive features, with bundles of four lines crossing when…

Mesoscale and Nanoscale Physics · Physics 2019-01-18 L. Tosi , C. Metzger , M. F. Goffman , C. Urbina , H. Pothier , Sunghun Park , A. Levy Yeyati , J. Nygård , P. Krogstrup

Spin-orbit coupling in two-dimensional materials gives rise to a Rashba spin splitting when inversion and mirror symmetries are broken, yet its microscopic origin and quantitative characterization in transition metal dichalcogenides remains…

Mesoscale and Nanoscale Physics · Physics 2026-02-10 Miguel Morales Cócera , Marta Prada , Franz Fischer , Gabriel Bester

We propose the lead sulphide (PbS) monolayer as a 2D semiconductor with a large Rashba-like spin-orbit effect controlled by the out-of-plane buckling. The buckled PbS conduction band is found to possess Rashba-like dispersion and spin…

We present the first findings of the spin transistor effect in the Rashba gate-controlled ring embedded in the p-type self-assembled silicon quantum well that is prepared on the n-type Si (100) surface. The coherence and phase sensitivity…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 N. T. Bagraev , N. G. Galkin , W. Gehlhoff , L. E. Klyachkin , A. M. Malyarenko , I. A. Shelykh

We propose the mesoscopic device based on the Rashba spin orbit interaction (SOI) that contains a gated ballistic Aharonov-Bohm (AB) ring with incoming lead and two asymmetrically situated outgoing leads. The variations of the Rashba…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 I. A. Shelykh , N. G. Galkin , N. T. Bagraev

We show that spin-flip rotation in a semiconductor quantum wire, caused by the Rashba and the Dresselhaus interactions (both of arbitrary strengths), can be suppressed by dint of an in-plane magnetic field. We found a new type of symmetry,…

Mesoscale and Nanoscale Physics · Physics 2009-05-07 R. G. Nazmitdinov , K. N. Pichugin , M. Valin-Rodriguez

Associated with spin-orbit coupling (SOC) and inversion symmetry breaking, Rashba spin polarization opens a new avenue for spintronic applications that was previously limited to ordinary magnets. However, spin polarization effects in actual…

Computational Physics · Physics 2016-10-12 Qihang Liu , Xiuwen Zhang , J. A. Waugh , D. S. Dessau , Alex Zunger

The well-known experimentally observed \textit{sp}-derived Au(111) Shockley surface states with Rashba spin splitting are perfectly fit by an effective tight-binding model, considering a two-dimensional hexagonal lattice with…

Mesoscale and Nanoscale Physics · Physics 2008-11-15 Ming-Hao Liu , Son-Hsien Chen , Ching-Ray Chang

We study how the Rashba spin-orbit interaction influences unconventional superconductivity in a two dimensional electron gas partially spin-polarized by a magnetic field. Somewhat surprisingly, we find that for all field orientations, only…

Superconductivity · Physics 2016-07-01 Ethan Lake , Caleb Webb , D. A. Pesin , O. A. Starykh

The energy spectrum of spin-orbit coupled states of individual sub-surface boron acceptor dopants in silicon have been investigated using scanning tunneling spectroscopy (STS) at cryogenic temperatures. The spatially resolved tunnel spectra…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 J. A. Mol , J. Salfi , R. Rahman , Y. Hsueh , J. A. Miwa , G. Klimeck , M. Y. Simmons , S. Rogge
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