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相关论文: Influence of spin-orbit coupling on the magnetic d…

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We investigate the spin-orbit coupling (SOC) effects in $\alpha$- and $\kappa$-phase BEDT-TTF and BEDT-TSF organic salts. Contrary to the assumption that SOC in organics is negligible due to light C, S, H atoms, we show the relevance of…

强关联电子 · 物理学 2017-02-15 Stephen M. Winter , Kira Riedl , Roser Valenti

We investigate to what extent the magnetic properties of deposited nanostructures can be influenced by selecting as a support different surfaces of the same substrate material. Fully relativistic ab initio calculations were performed for Co…

材料科学 · 物理学 2015-06-15 Ondrej Sipr , Sven Bornemann , Hubert Ebert , Sergey Mankovsky , Jiri Vackar , Jan Minar

We study the influence of spin--orbit coupling (SOC) on orbital magnetism in $\mathrm{Pb}_{1-x}\mathrm{Sn}_x\mathrm{Te}$, a narrow-gap semiconductor. Using the $\pi$-matrix method, we calculate material-specific Landau levels and evaluate…

材料科学 · 物理学 2026-03-11 Yuki Mitani , Yuki Fuseya

Even though it has been known for decades that the magnetocrystalline anisotropy is linked to the spin-orbit coupling (SOC), the mechanism how it arises for specific systems is still subject of debate. We focused on finding markers of SOC…

材料科学 · 物理学 2016-05-17 Ondrej Sipr , Sergey Mankovsky , Svitlana Polesya , Sven Bornemann , Jan Minar , Hubert Ebert

Spin-orbit coupling (SOC) is a relativistic effect, where an electron moving in an electric field experiences an effective magnetic field in its rest frame. In crystals without inversion symmetry, it lifts the spin degeneracy and leads to…

We investigate the correlation effects on spin-orbit coupling (SOC) in a two-orbital Hubbard model on a square lattice by applying the variational Monte Carlo method. We consider an effective SOC constant $\lambda_{\text{eff}}$ in the…

强关联电子 · 物理学 2022-11-11 Katsunori Kubo

Recent measurements on MgV$_2$O$_4$ single crystal have reignited the debate on the role of spin-orbit (SO) coupling in dictating the orbital order in Vanadium spinel systems. Density functional theory calculations were performed using the…

强关联电子 · 物理学 2015-06-05 Ramandeep Kaur , T. Maitra , T. Nautiyal

Spin-orbit coupling (SOC) is pivotal for various fundamental spin-dependent phenomena in solids and their technological applications. In semiconductors, these phenomena have been so far studied in relatively weak electron-electron…

介观与纳米尺度物理 · 物理学 2021-06-09 D. Maryenko , M. Kawamura , A. Ernst , V. K. Dugaev , E. Ya. Sherman , M. Kriener , M. S. Bahramy , Y. Kozuka , M. Kawasaki

Recently, a series of noncentrosymmetric superconductors has been a subject of considerable interest since the discovery of superconductivity in CePt_3Si. In noncentrosymmetric materials, the degeneracy of bands is lifted in the presence of…

强关联电子 · 物理学 2013-01-29 Takashi Yanagisawa

One of the main characteristics of the new family of two-dimensional crystals of semiconducting transition metal dichalcogenides (TMD) is the strong spin-orbit interaction, which makes them very promising for future applications in…

介观与纳米尺度物理 · 物理学 2015-11-11 R. Roldán , M. P. López-Sancho , E. Cappelluti , J. A. Silva-Guillén , P. Ordejón , F. Guinea

Spin-orbit coupling (SOC) is a key interaction in spintronics, allowing an electrical control of spin or magnetization and, vice versa, a magnetic control of electrical current. However, recent advances have revealed much broader…

In this work, we performed extensive first-principles simulations of high-harmonic generation in the topological Diract semimetal Na3Bi using a time-dependent density functional theory framework, focusing on the effect of spin-orbit…

材料科学 · 物理学 2021-03-18 Nicolas Tancogne-Dejean , Florian G. Eich , Angel Rubio

Anisotropic magnetic exchange interactions lead to a surprisingly rich variety of the magnetic properties. Considering the spin orbit coupling (SOC) as perturbation, we extract the general expression of a bilinear spin Hamiltonian,…

材料科学 · 物理学 2023-08-29 Di Wang , Xiangyan Bo , Feng Tang , Xiangang Wan

We consider determination of spin-orbit (SO) coupling constants for the two-dimensional electron gas from measurements of electric properties in rotated in-plane magnetic field. %Due to the interplay Due to the SO coupling the electron…

介观与纳米尺度物理 · 物理学 2016-10-05 K. Kolasiński , H. Sellier , B. Szafran

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…

材料科学 · 物理学 2013-04-08 Zhicheng Zhong , Anna Toth , Karsten Held

The influence of spin-orbit interaction on chemical bonds in elemental solids and homonuclear dimers is analyzed by means of density-functional-theory calculations. Employing highly precise all-electron full-potential methodology, our…

材料科学 · 物理学 2022-04-07 Andris Gulans , Claudia Draxl

The role of spin-orbit coupling and Hund's rule coupling on magnetic ordering, anisotropy, and excitations are investigated within a minimal three-orbital model for the $5d^3$ compound $\rm Na Os O_3$. Asymmetry between the magnetic moments…

强关联电子 · 物理学 2019-03-12 Avinash Singh , Shubhajyoti Mohapatra , Churna Bhandari , Sashi Satpathy

We study how the synergetic effect of spin-orbit coupling (SOC) and Zeeman splitting (ZS) affects the optical conductivity in the one-dimensional Hubbard model using the Kubo formula. We focus on two phenomena: (1) the electric dipole spin…

强关联电子 · 物理学 2017-06-14 Adrien Bolens , Hosho Katsura , Masao Ogata , Seiji Miyashita

Measuring the magnetoresistance (MR) of ultraclean {\it GaAs} two-dimensional holes in a large $r_s$ range of 20-50, two striking behaviors in relation to the spin-orbit coupling (SOC) emerge in response to strong electron-electron…

强关联电子 · 物理学 2017-06-02 Jian Huang , L. N. Pfeiffer , K. W. West

We have studied the effect of spin-orbital coupling (SOC) on electronic transport properties of the thermoelectric material $\beta$-K$_{2}$Bi$_{8}$Se$_{13}$ via magnetoresistance (MR) measurements. We found that the strong SOC in this…

介观与纳米尺度物理 · 物理学 2014-02-18 J. Hu , J. Y. Liu , Z. Q. Mao
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