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Chiral-induced spin selectivity (CISS) is a phenomenon in which electron spins are polarized as they are transported through chiral molecules, and the spin polarization depends on the handedness of the chiral molecule. In this study, we…

介观与纳米尺度物理 · 物理学 2023-02-09 Nguyen Thanh Phuc

The interplay between many-body and spin-orbit effects (SOC) can lead to novel phenomena in solids. Chiral spin modes (CSM) are collective spin excitations that arise from such interplay and connect states with opposite chirality, which,…

介观与纳米尺度物理 · 物理学 2025-09-23 Zhexu Shan , Wenjian Su , Kenji Watanabe , Takashi Taniguchi , Shiyao Zhu , Yuanfeng Xu , Yanhao Tang

Within a gauge approach to the t-J model, we propose a new, non-BCS mechanism of superconductivity for underdoped cuprates. We implement the no-double occupancy constraint with a (semionic) slave-particle formalism. The dopant generates a…

超导电性 · 物理学 2015-05-28 P. A. Marchetti , F. Ye , Z. B. Su , L. Yu

The spin-orbit coupling (SOC) affecting the center of mass of ultracold atoms can be simulated using a properly chosen periodic sequence of magnetic pulses. Yet such a method is generally accompanied by micro-motion which hinders a precise…

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 investigate the statistical properties of wave functions in chaotic nanostructures with spin-orbit coupling (SOC), focussing in particular on spatial correlations of eigenfunctions. Numerical results from a microscopic model are compared…

介观与纳米尺度物理 · 物理学 2013-05-29 Anh T. Ngo , Eugene H. Kim , Sergio E. Ulloa

Quantized charge pumping in one-dimensional chiral wires has been widely studied in the context of topological physics in a (1+1)-dimensional synthetic space, yet the role of orbital and spin degrees of freedom in such topological pumps…

介观与纳米尺度物理 · 物理学 2025-12-25 Esmaeil Taghizadeh Sisakht , Uiseok Jeong , Xiao jiang , Jinseok Oh , Yizhou Liu , Binghai Yan , Noejung Park

We analyze the origin of spin-orbit coupling (SOC) in fluorinated graphene using Density Functional Theory (DFT) and a tight-binding model for the relevant orbitals. As it turns out, the dominant source of SOC is the atomic spin-orbit of…

介观与纳米尺度物理 · 物理学 2016-03-16 R. M. Guzmán-Arellano , A. D. Hernández-Nieves , C. A. Balseiro , Gonzalo Usaj

Chirality-induced spin selectivity has been reported in many experiments, but a generally accepted theoretical explanation has not yet been proposed. Here, we introduce a simple model system of a straight cylindrical free-electron wire,…

介观与纳米尺度物理 · 物理学 2023-07-26 Jan M. van Ruitenbeek , Richard Korytár , Ferdinand Evers

We observe spin squeezing in three-component Bose gases where all three hyperfine states are coupled by synthetic spin-orbit coupling. This phenomenon is a direct consequence of spin-orbit coupling, as can be seen clearly from an effective…

量子物理 · 物理学 2017-02-01 X. Y. Huang , F. X. Sun , W. Zhang , Q. Y. He , C. P. Sun

Chiral induced spin selectivity is a phenomenon that has been attributed to chirality, spin-orbit interactions, and non-equilibrium conditions, while the role of electron exchange and correlations have been investigated only marginally…

介观与纳米尺度物理 · 物理学 2021-04-28 J. Fransson

We introduce a $p_{z}-d$ coupling model Hamiltonian for the $\pi$-graphene/Au bands that predicts a rather large intrinsic spin-orbit (SO) coupling as are being reported in recent experiments and DFT studies. Working within the analytical…

材料科学 · 物理学 2019-10-03 Alejandro Lopez , Luis Colmenarez , Mayra Peralta , Francisco Mireles , Ernesto Medina

We focus on a technique recently implemented for controlling the magnitude of synthetic spin-orbit coupling (SOC) in ultra-cold atoms in the Raman-coupling scenario. This technique uses a periodic modulation of the Raman-coupling amplitude…

量子气体 · 物理学 2016-08-03 J. M. Gomez Llorente , J. Plata

Strongly correlated physics arises from electron-electron scattering within partially filled orbitals. Organic molecules in open-shell configurations are therefore good candidates to exhibit many-body effects. We focus on electron transport…

强关联电子 · 物理学 2025-11-14 G. Gandus , A. Jayaraj , D. Passerone , R. Stadler , M. Luisier , A. Valli

Non-interacting spinless electrons in one-dimensional quasicrystals, described by the Aubry-Andr\'{e}-Harper (AAH) Hamiltonian with nearest neighbour hopping, undergoes metal to insulator transition (MIT) at a critical strength of the…

无序系统与神经网络 · 物理学 2021-08-09 Deepak Kumar Sahu , Aruna Prasad Acharya , Debajyoti Choudhuri , Sanjoy Datta

A general treatment of ultracold two-body scattering in the presence of isotropic spin-orbit coupling (SOC) is presented. Owing to the mixing of different partial wave channels, scattering with SOC is in general a coupled multichannel…

量子气体 · 物理学 2016-10-12 Su-Ju Wang , Chris H. Greene

Spin-orbit coupling plays an important role in understanding exotic quantum phases. In this work, we present a scheme to combine spin-orbital-angular-momentum (SOAM) coupling and strong correlations in ultracold atomic gases. Essential…

量子气体 · 物理学 2022-06-22 Rui Cao , Jinsen Han , Jianhua Wu , Jianmin Yuan , Lianyi He , Yongqiang Li

We study the Hamiltonian dynamics and spectral theory of spin-oscillators. Because of their rich structure, spin-oscillators display fairly general properties of integrable systems with two degrees of freedom. Spin-oscillators have…

辛几何 · 数学 2015-05-18 Alvaro Pelayo , San Vu Ngoc

We theoretically study the spin-orbit crossed susceptibility of topological Dirac semimetals. Because of strong spin-orbit coupling, the orbital motion of electrons is modulated by Zeeman coupling, which contributes to orbital…

介观与纳米尺度物理 · 物理学 2019-02-21 Yuya Ominato , Shuta Tatsumi , Kentaro Nomura

We consider spin dynamics in the impurity band of a semiconductor with spin-split spectrum. Due to the splitting, phonon-assisted hops from one impurity to another are accompanied by rotation of the electron spin, which leads to spin…

无序系统与神经网络 · 物理学 2015-06-25 I. S. Lyubinskiy , A. P. Dmitriev , V. Yu. Kachorovskii