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Related papers: Spin-Orbit Coupling and Electronic Correlations in…

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Strong spin-orbital coupling (SOC) was found previously to lead to dramatic effects in quantum materials, such as those found in topological insulators. It was shown theoretically that local noncentrosymmetricity resulting from the rotation…

Strongly Correlated Electrons · Physics 2015-07-02 Chenyi Shen , Hui Xing , Xinxin Cai , David Fobes , Mingliang Tian , Zhi-Qiang Mao , Zhuan Xu , Ying Liu

We have investigated the effect of spin-orbit (SO) coupling on the emission spectra of a quantum cascade laser. In an externally applied magnetic field parallel to the electron plane, the SO coupling would result in a double-peak structure…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 V. Apalkov , A. Bagga , T. Chakraborty

The proximity-induced spin-orbit coupling (SOC) in heterostructures of twisted graphene and topological insulators (TIs) Bi$_2$Se$_3$ and Bi$_2$Te$_3$ is investigated from first principles. To build commensurate supercells, we strain…

Mesoscale and Nanoscale Physics · Physics 2023-06-07 Thomas Naimer , Jaroslav Fabian

Sr$_2$IrO$_4$ is an extensively studied spin-orbit coupling induced insulator with antiferromagnetic ground state. The delicate balance between competing energy scales plays crucial role for its low temperature phase, and the route of…

Strongly Correlated Electrons · Physics 2017-10-31 Imtiaz Noor Bhatti , R. S. Dhaka , A. K. Pramanik

Influence of a spiral spin structure on the superconducting (SC) pairing in the most probable active $\gamma$ band of $Sr_2RuO_4$ is studied in the mean field approximation. Such structure with "incommensurate" vector $Q=2\pi(1/3,1/3)$ has…

Superconductivity · Physics 2007-05-23 A. A. Ovchinnikov , M. Ya. Ovchinnikova

Strong electron correlations and interference effects are discussed in parallel-coupled single-level and orbitally doubly degenerate quantum dots. The finite-U mean-field slave boson approach is used to study many-body effects. The analysis…

Mesoscale and Nanoscale Physics · Physics 2016-03-23 D. Krychowski , S. Lipinski

The spin-orbit couplings (SOCs) of hydrogenated and fluorinated graphenes are calculated from the first principles method. It is found that the SOC-induced band splittings near their Fermi energies can be significantly enhanced to the order…

Mesoscale and Nanoscale Physics · Physics 2016-08-19 Jian Zhou , Qifeng Liang , Jinming Dong

We employ a method involving coherent periodic modulation of Raman laser intensity to induce resonance transitions between energy levels of a spin-orbit coupled atom in a symmetric double-well trap. By integrating photon-assisted tunneling…

Quantum Physics · Physics 2024-07-23 Changwei Fan , Xiaoxiao Hu , Xin Yan , Hongzheng Wu , Zhiqiang Li , Jinpeng Xiao , Yajiang Chen , Xiaobing Luo

We have investigated the electronic structure of rare-earth tetraborides, $\textrm{RB}_{4}$, using first-principle electronic structure methods (DFT) implemented in Quantum Espresso (QE). In this article we have studied heather-to neglected…

Strongly Correlated Electrons · Physics 2023-03-22 Ismail Sk , Nandan Pakhira

Symmetry formulated by group theory plays an essential role with respect to the laws of nature, from fundamental particles to condensed matter systems. Here, by combining symmetry analysis and tight-binding model calculations, we elucidate…

Materials Science · Physics 2022-11-04 Pengfei Liu , Jiayu Li , Jingzhi Han , Xiangang Wan , Qihang Liu

Altermagnets host intrinsically chirality-splitting spin waves, which offer an ideal platform for chirality-based computing with low energy consumption and fast dynamics. However, achieving precise and efficient control over spin-wave…

Mesoscale and Nanoscale Physics · Physics 2025-10-29 Wen-Tong Li , Yu-Biao Wu , Lin Zhuang , Jian-Tao Wang , Wu-Ming Liu

Due to the spin-orbital coupling in a semiconductor quantum dot, a freely precessing electron spin produces a time-dependent charge density. This creates a sizeable electric field outside the dot, leading to promising applications in…

Mesoscale and Nanoscale Physics · Physics 2008-04-12 L. S. Levitov , E. I. Rashba

While bulk silicon has long been understood to exhibit relatively weak spin-orbit coupling (SOC), confinement of electrons to quantum dots (QDs) at a silicon heterointerface results in significantly larger SOC. This is a concern for…

We study spin-orbital coupling effect on the Josephson current through a superconductor (SC) heterojunction, consisting of two s-wave superconductors and a two-dimensional electron gas (2DEG) layer between them. The Rashba-type (RSOC)…

Superconductivity · Physics 2009-11-13 Z. H. Yang , Y. H. Yang , J. Wang , K. S. Chan

Spin-orbit coupling (SOC) plays a crucial role in many branches of physics. In this context, the recent experimental realization of the coupling between spin and linear momentum of ultracold atoms opens a completely new avenue for exploring…

Quantum Gases · Physics 2015-06-24 Kuei Sun , Chunlei Qu , Chuanwei Zhang

A new method is presented that allows for efficient evaluation of spin-orbit coupling (SOC) in density-functional theory calculations. In the so-called second-variational scheme, where Kohn-Sham functions obtained in a scalar-relativistic…

Materials Science · Physics 2023-06-06 Cecilia Vona , Sven Lubeck , Hannah Kleine , Andris Gulans , Claudia Draxl

We investigate the spin-orbit coupling (SOC) effects on the electronic structures and semi-classic transport coefficients of half-Heusler $\mathrm{ANiB}$ (A=Ti, Hf, Sc, Y; B=Sn, Sb, Bi) by using generalized gradient approximation (GGA).…

Materials Science · Physics 2015-12-25 San-Dong Guo

Spin-orbit coupling has been conjectured to play a key role in the low-energy electronic structure of Sr2RuO4. Using circularly polarized light combined with spin- and angle-resolved photoemission spectroscopy, we directly measure the value…

We present a theoretical study of nonlocal magnetoelectric effects in diffusive hybrid structures with an intrinsic linear-in-momentum spin-orbit coupling (SOC) which is assumed to be spatially inhomogeneous. Our analysis is based on the…

Mesoscale and Nanoscale Physics · Physics 2019-12-16 Cristina Sanz-Fernández , Juan Borge , Ilya V. Tokatly , F. Sebastián Bergeret

This review focuses on recent developments on studying synthetic spin-orbit (SO) coupling in ultracold atomic gases. Two types of SO coupling are discussed. One is Raman process induced coupling between spin and motion along one of the…

Quantum Gases · Physics 2015-02-12 Hui Zhai
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