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Related papers: Optically induced spin Hall current in Janus trans…

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Janus MXenes, a new category of two-dimensional (2D) materials, shows promising potential for advances in optoelectronics, spintronics and nanoelectronics. Our theoretical investigations not only provide interesting insights but also…

Materials Science · Physics 2024-01-12 Swetarekha Ram , Namitha Anna Koshi , Seung-Cheol Lee , Satadeep Bhattacharjee

We demonstrate that the flow of a longitudinal spin current with different spin polarization will induce different patterns of charge accumulation in a two-terminal strip, or electric current distribution in a four-terminal Hall-bar…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Jian Li , Shun-Qing Shen

The spin-orbit interaction couples the electrons' motion to their spin. Accordingly, passing a current in a material with strong spin-orbit coupling generates a transverse spin current (spin Hall effect, SHE) and vice-versa (inverse spin…

We investigate the effect of Rashba spin-orbit coupling (SOC) on the optoelectronic properties of n- and p-type monolayer MoS2. The optical conductivity is calculated within the Kubo formalism. We find that the spin-flip transitions enabled…

Mesoscale and Nanoscale Physics · Physics 2021-09-17 Y. M. Xiao , W. Xu , B. Van Duppen , F. M. Peeters

The Janus structure, by combining properties of different transition metal dichalcogenide (TMD) monolayers in a single polar material, has attracted increasing research interest because of their particular structure and potential…

Materials Science · Physics 2020-01-08 San-Dong Guo , Xiao-Shu Guo

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

In this paper, we present the theoretical predication of a thermospin Hall effect, in which a transverse spin current can be generated in semiconductors in the presence of spin-orbit coupling by a frequency-dependent longitudinal…

Mesoscale and Nanoscale Physics · Physics 2008-02-05 Zhongshui Ma

Recent ferromagnetic resonance experiments and theory of Pt/Nb/Ni8Fe2 proximity-coupled structures strongly suggest that spin-orbit coupling (SOC) in Pt in conjunction with a magnetic exchange field in Ni8Fe2 are the essential ingredients…

Manipulating the electron spin with the aid of spin-orbit coupling (SOC) is an indispensable element of spintronics. Electrostatically gating a material with strong SOC results in an effective magnetic field which can in turn be used to…

We theoretically study the proximity spin-orbit coupling in graphene on transition-metal dichalcogenides monolayer stacked with arbitrary twist angles. We find that the relative rotation greatly enhances the spin splitting of graphene,…

Mesoscale and Nanoscale Physics · Physics 2019-03-06 Yang Li , Mikito Koshino

We propose a photoexcitation scheme for pure spin current generation in graphene subject to a Rashba spinorbit coupling. Although excitation using circularly-polarized light does not result in optical orientation of spins in graphene unless…

Mesoscale and Nanoscale Physics · Physics 2014-07-29 Julien Rioux , Guido Burkard

The quantum anomalous Hall effect in magnetic kagome materials has emerged as a versatile platform for dissipationless electronic and spintronic devices. In this work, we demonstrate that the orientation of magnetic moments…

Strongly Correlated Electrons · Physics 2026-05-01 Ritwik Das , Arkamitra Sen , Indra Dasgupta

Two-dimensional tungsten-based transition metal dichalcogenides (TMDCs), $MX_{2}$ ($M$: W, Mo; $X$: S, Se, Te) monolayers (MLs) with a $1T'$ structure, serve as significant-gap quantum spin Hall insulators. However, due to the…

Mesoscale and Nanoscale Physics · Physics 2025-04-23 Moh. Adhib Ulil Absor , Muhammad Arifin , Iman Santoso , Harsojo

Controlling charge-spin current conversion by electric fields is crucial in spintronic devices, which can be realized in diatom ferroelectric semiconductor GeTe where it is established that ferroelectricity can change the spin texture. We…

Materials Science · Physics 2020-07-09 Wenxu Zhang , Zhao Teng , Huizhong Zeng , Jakub Zelezny , Hongbin Zhang , Wanli Zhang

Topological polaritons, combining the robustness of the topological protected edge states to defects and disorder with the strong nonlinear properties of polariton bosons, represent an excellent platform to investigate novel photonic…

Mesoscale and Nanoscale Physics · Physics 2024-01-09 Jiahuan Ren , Teng Long , Chunling Gu , Hongbing Fu , Dmitry Solnyshkov , Guillaume Malpuech , Qing Liao

We study the intrinsic spin Hall conductivity (SHC) and the $d$-orbital Hall conductivity (OHC) in metallic $d$-electron systems based on the multiorbital tight-binding model. The obtained Hall conductivities are much larger than that in…

Strongly Correlated Electrons · Physics 2009-11-13 T. Tanaka , H. Kontani , M. Naito , D. S. Hirashima , K. Yamada , J. Inoue

In a multilayer comprising ferromagnet and heavy metal, in-plane carrier spin is induced by applied electric current owing to Rashba spin-orbit coupling, while the out-of-plane component is absent. We propose the out-of-plane carrier spin…

Materials Science · Physics 2019-05-27 Xiao Li , Hua Chen , Qian Niu

Janus transition metal dichalcogenides (TMDs) lose the horizontal mirror symmetry of ordinary TMDs, leading to the emergence of additional features, such as native piezoelectricity, Rashba effect, and enhanced catalytic activity. While…

We consider a straight one-dimensional potential step created across a graphene flake. Charge and spin transport through such a potential step are studied in the presence of both intrinsic and extrinsic (Rashba) spin-orbit coupling (SOC).…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Ai Yamakage , Ken-Ichiro Imura , Jérôme Cayssol , Yoshio Kuramoto

Spin-orbit coupling is a fundamental mechanism that connects the spin of a charge carrier with its momentum. Likewise, in the optical domain, a synthetic spin-orbit coupling is accessible, for instance, by engineering optical anisotropies…

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