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It is known that the interplay of the spin-orbit-coupling (SOC) and mean-field self-attraction creates stable two-dimensional (2D) solitons (ground states) in spinor Bose-Einstein condensates. However, SOC destroys the system's Galilean…

量子气体 · 物理学 2022-02-23 Hidetsugu Sakaguchi , Fumihide Hirano , Boris A. Malomed

All-electric-controlled nonvolatile spin field-effect transistors (SFETs) based on two-dimensional (2D) multiferroic van der Waals (vdW) heterostructures hold great promise for advanced spintronics applications. However, their performance…

材料科学 · 物理学 2025-10-02 B. Liu , X. Zhang , W. Hou , H. Feng , Zhengei Dai , Zhi-Xin Guo

Transition-metal dichalcogenides monolayers exhibit strong exciton resonances that enable intense light-matter interactions at room temperature (RT). However, the sensitivity of these materials to the surrounding environment and their…

Surface states of topological noncentrosymmetric superconductors exhibit intricate helical spin textures, i.e., the spin orientation of the surface quasiparticles is coupled to their momentum. Using quasiclassical theory, we study the spin…

超导电性 · 物理学 2015-01-19 P. M. R. Brydon , Andreas P. Schnyder , Carsten Timm

Shear thickening denotes the reversible increase in viscosity of a suspension of rigid particles under external shear. This ubiquitous phenomenon has been documented in a broad variety of multiphase particulate systems, while its…

软凝聚态物质 · 物理学 2026-03-16 Philippe Bourrianne , Vincent Niggel , Gatien Polly , Thibaut Divoux , Gareth H. McKinley

By means of variational methods and systematic numerical analysis, we demonstrate the existence of stable solitons in three-dimensional (3D) free space, in the context of binary atomic condensates combining contact self-attraction and…

量子气体 · 物理学 2015-12-23 Yong-Chang Zhang , Zheng-Wei Zhou , Boris A. Malomed , Han Pu

Recently, some eccentricity-invariant properties of random, isotropic, two-dimensional (2D) systems of conductive ellipses have been reported [Phys. Rev. B \bf{104}, 184205 (2021)]. Moreover, the authors suggested that this invariance might…

统计力学 · 物理学 2023-03-17 Yuri Yu. Tarasevich , Andrei V. Eserkepov

Two-dimensional (2D) graphene and graphene-related materials (GRMs) show great promise for future electronic devices. Nevertheless, GRMs result distinct properties under the influence of the substrate that serves as support through uneven…

Dirac points in two-dimensional (2D) materials have been a fascinating subject of research, with graphene as the most prominent example. However, the Dirac points in existing 2D materials, including graphene, are vulnerable against…

材料科学 · 物理学 2017-10-13 Shan Guan , Ying Liu , Zhi-Ming Yu , Shan-Shan Wang , Yugui Yao , Shengyuan A. Yang

A major challenge in polariton fluids is achieving deterministic control over the spin texture of the macroscopic condensate wavefunction, which dictates the nucleation and dynamics of topological excitations, such as vortices, solitons,…

应用物理 · 物理学 2026-04-23 Andrea Zacheo , Marco Marangi , Nilo Mata-Cervera , Yijie Shen , Giorgio Adamo , Cesare Soci

Superstripe phases in Bose-Einstein condensates (BECs), possessing both crystalline structure and superfluidity, opens a new avenue for exploring exotic quantum matters---supersolids. However, conclusive detection and further exploration of…

量子气体 · 物理学 2019-12-11 Xi-Wang Luo , Chuanwei Zhang

We investigate two kinds of coreless vortices with axisymmetric and nonaxisymmetric configurations in rotating two-component Bose-Einstein condensates. Starting from the Gross-Pitaevskii energy functional in a rotating frame, we derive a…

介观与纳米尺度物理 · 物理学 2009-11-10 Kenichi Kasamatsu , Makoto Tsubota , Masahito Ueda

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…

材料科学 · 物理学 2020-07-09 Wenxu Zhang , Zhao Teng , Huizhong Zeng , Jakub Zelezny , Hongbin Zhang , Wanli Zhang

Manipulation of spin-polarized electronic states of two-dimensional (2D) materials under ambient conditions is necessary for developing new quantum devices with small physical dimensions. Here, we explore spin-dependent electronic…

介观与纳米尺度物理 · 物理学 2021-11-24 Rajibul Islam , Barun Ghosh , Carmine Autieri , Sugata Chowdhury , Arun Bansil , Amit Agarwal , Bahadur Singh

Optical and electrical properties of two-dimensional transition metal dichalcogenides (TMDCs) grown by chemical vapor deposition (CVD) are strongly determined by their microstructure. Consequently, the visualization of spatial structural…

It is generally believed that dispersive polarimetric detection of collective angular momentum in large atomic spin systems gives rise to: squeezing in the measured observable, anti-squeezing in a conjugate observable, and collective spin…

量子物理 · 物理学 2009-10-21 Ben Q. Baragiola , Bradley A. Chase , JM Geremia

It was recently found that the spin-orbit (SO) coupling can help to create stable matter-wave solitons in spinor Bose-Einstein condensates in the two-dimensional (2D) free space. Being induced by external laser illumination, the effective…

斑图形成与孤子 · 物理学 2019-03-15 Yongyao Li , Xiliang Zhang , Rongxuan Zhong , Zhihuan Luo , Bin Liu , Chunqing Huang , Wei Pang , Boris A. Malomed

Polonium is known as the only simple metal that has the simple cubic (SC) lattice in three dimension. There is a debate about whether the stabilized SC structure is attributed to the scalar relativistic effect or the spin-orbit coupling…

材料科学 · 物理学 2020-03-20 Shota Ono

It is known that multidimensional complex potentials obeying $\mathcal{PT}$-symmetry may possess all real spectra and continuous families of solitons. Recently it was shown that for multi-dimensional systems these features can persist when…

斑图形成与孤子 · 物理学 2017-01-04 J. D'Ambroise , P. G. Kevrekidis

Low-dimensional electronic systems have traditionally been obtained by electrostatically confining electrons, either in heterostructures or in intrinsically nanoscale materials such as single molecules, nanowires, and graphene. Recently, a…

介观与纳米尺度物理 · 物理学 2014-02-12 A. F. Young , J. D. Sanchez-Yamagishi , B. Hunt , S. H. Choi , K. Watanabe , T. Taniguchi , R. C. Ashoori , P. Jarillo-Herrero