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Related papers: Anomalous spin-orbit field via Rashba-Edelstein ef…

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Magnetization switching using spin-orbit torque offers a promising route to developing non-volatile memory technologies. The prerequisite, however, is the charge-to-spin current conversion, which has been achieved traditionally by…

Materials Science · Physics 2023-04-07 Saikat Das , Satoshi Sugimoto , Varun Kumar Kushwaha , Yusuke Kozuka , Shinya Kasai

The theoretical understanding of the spin-orbit coupling (SOC) effects at LaAlO$_{3}$/SrTiO$_{3}$ interfaces and SrTiO$_{3}$ surfaces is still in its infancy. We perform first-principles density-functional-theory calculations and derive…

Materials Science · Physics 2013-04-08 Zhicheng Zhong , Anna Toth , Karsten Held

Recent findings in orbitronics pointed out large current-induced torques originating, in the current understanding, from incident orbital currents. These are generated by orbital Rashba-Edelstein effect (OREE) produced at the interface…

Materials Science · Physics 2025-01-20 B. Bony , S. Krishnia , Y. Xu , S. Collin , A. Fert , J. -M. George , M. Viret , V. Cros , H. Jaffrès

Two classes of spin-orbit coupling (SOC) mechanisms have been considered as candidate sources for the spin orbit torque (SOT): the spin Hall Effect (SHE) in heavy metals with strong SOC and the Rashba effect arising from broken inversion…

Materials Science · Physics 2018-01-24 Zelalem Abebe Bekele , Kangkang Meng , Yong Wu , Jun Miao , Xiaoguang Xu , Yong Jiang

We study the pseudospin and spin dynamical effects in single-layer silicene due to a perpendicular electric field periodically driven and its interplay with the intrinsic and extrinsic (Rashba) spin-orbit interaction. We find that the spin…

Mesoscale and Nanoscale Physics · Physics 2018-08-15 Alexander Lopez , Francisco Mireles , John Schliemann , Benjamin Santos

Spin-orbit interaction (SOI) in low-dimensional systems, namely Rashba systems and the edge states of topological materials, is extensively studied in this decade as a promising source to realize various fascinating spintronic phenomena,…

We theoretically study scattering process and superconducting triplet correlations in a graphene junction comprised of ferromagnet-RSO-superconductor in which RSO stands for a region with Rashba spin orbit interaction. Our results reveal…

Mesoscale and Nanoscale Physics · Physics 2017-09-21 Razieh Beiranvand , Hossein Hamzehpour , Mohammad Alidoust

We study the pseudo spin-orbital (SO) effects experienced by massive Dirac particles in graphene, which can potentially be of a larger magnitude compared to the conventional Rashba SO effects experienced by particles in a 2DEG semiconductor…

Mesoscale and Nanoscale Physics · Physics 2012-02-21 S. G. Tan , M. B. A. Jalil , Dax Enshan Koh , Hwee Kuan Lee , Y. H. Wu

The proximity of a transition metal dichalcogenide (TMD) to graphene imprints a rich spin texture in graphene and complements its high quality charge/spin transport by inducing spin-orbit coupling (SOC). Rashba and valley-Zeeman SOCs are…

Mesoscale and Nanoscale Physics · Physics 2019-08-22 Talieh S. Ghiasi , Alexey A. Kaverzin , Patrick J. Blah , Bart J. van Wees

The spin currents generated by spin-orbit coupling (SOC) in the nonmagnetic metal layer or at the interface with broken inversion symmetry are of particular interest and importance. Here, we have explored the spin current generation…

Materials Science · Physics 2020-03-02 Q. B. Liu , K. K. Meng , S. Q. Zheng , Y. C. Wu , J. Miao , X. G. Xu , Y. Jiang

We present theoretical studies of the influence of spin orbit coupling on the spin wave excitations of the Fe monolayer and bilayer on the W(110) surface. The Dzyaloshinskii-Moriya interaction is active in such films, by virtue of the…

Mesoscale and Nanoscale Physics · Physics 2010-10-19 A. T. Costa , R. B. Muniz , S. Lounis , A. B. Klautau , D. L. Mills

A magnetoresistance effect induced by the Rashba spin-orbit interaction was predicted, but not yet observed, in bilayers consisting of normal metal and ferromagnetic insulator. Here, we present an experimental observation of this new type…

The origins of the spin-orbit torque (SOT) at ferromagnet/topological insulator (FM/TI) interfaces are incompletely understood. Theory has overwhelmingly focussed on the Edelstein effect due to the surface states in the presence of a scalar…

Materials Science · Physics 2022-12-16 Mohsen Farokhnezhad , Reza Asgari , Dimitrie Culcer

We study theoretically the proximity effect in a ferromagnetic semiconductor with Rashba spin-orbit interaction. The exchange potential generates opposite-spin-triplet Cooper pairs which are transformed into equal-spin-triplet pairs by the…

Superconductivity · Physics 2019-09-11 Taketoki Yamashita , Jaechul Lee , Tetsuro Habe , Yasuhiro Asano

In altermagnets, time-reversal symmetry breaking spin-polarizes electronic states, while total magnetization remains zero. In addition, at altermagnetic surfaces Rashba-spin orbit coupling is activated due to broken inversion symmetry,…

We report the observation of magnetoresistance (MR) originating from the orbital angular momentum transport (OAM) in a Permalloy (Py) / oxidized Cu (Cu*) heterostructure: the orbital Rashba-Edelstein magnetoresistance. The angular…

Fundamental symmetry breaking and relativistic spin-orbit coupling give rise to fascinating phenomena in quantum materials. Of particular interest are the interfaces between ferromagnets and common s-wave superconductors, where the emergent…

We experimentally and theoretically investigate the spin orbit (SO) field in a physically defined, p type metal oxide semiconductor double quantum dot in silicon. We measure the magnetic field dependence of the leakage current through the…

The spin-orbit (SO) interaction couples electron spin and momentum via a relativistic, effective magnetic field. While conveniently facilitating coherent spin manipulation in semiconductors, the SO interaction also inherently causes spin…

Mesoscale and Nanoscale Physics · Physics 2014-03-17 F. Dettwiler , J. Fu , S. Mack , P. J. Weigele , J. C. Egues , D. D. Awschalom , D. M. Zumbühl

The complex oxide heterostructures such as LaAlO3/SrTiO3 (LAO/STO) interface are paradigmatic platforms to explore emerging multi-degrees of freedom coupling and the associated exotic phenomena. In this study, we reveal the effects of…

Materials Science · Physics 2021-11-10 Weilong Kong , Tong Yang , Jun Zhou , Yong Zheng Luo , Jingsheng Chen , Lei Shen , Yong Jiang , Yuan Ping Feng , Ming Yang