English
Related papers

Related papers: Interplay between one-dimensional confinement and …

200 papers

We show that in some trigonal and hexagonal crystals the Zeeman coupling of band electrons with an external magnetic field is strongly anisotropic and necessarily vanishes along the main symmetry axis. This leads to qualitative changes in…

Superconductivity · Physics 2021-05-12 K. V. Samokhin

It is shown that the observed anisotropy of magnetization at high magnetic fields in RbMnBr3 , a quasi-one-dimensional antiferromagnet on a distorted stacked triangular lattice, is due to quantum and thermal fluctuations. These fluctuations…

Condensed Matter · Physics 2009-10-22 A. G. Abanov , O. A. Petrenko

We present a theoretical study of the quantum magnetocapacitance of an ultrathin topological insulator film in an external magnetic field. The study is undertaken to investigate the interplay of the Zeeman interaction with the hybridization…

Mesoscale and Nanoscale Physics · Physics 2013-02-07 M. Tahir , K. sabeeh , U. Schwingenschlogl

This article reports the successful synthesis of single crystalline two-dimensional thin flakes of NbSe$_2$. The XRD pattern of the grown crystal ensured its crystallization in a single phase with a hexagonal structure. The EDAX endorsed…

Superconductivity · Physics 2024-06-28 N. K. Karn , M. M. Sharma , I. Felner , V. P. S. Awana

Spin-orbit scattering suppresses Zeeman splitting of individual energy levels in small metal particles. This suppression becomes significant when the spin-orbit scattering rate \tau_{so}^{-1} is comparable with the quantum level spacing…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 K. A. Matveev , L. I. Glazman , A. I. Larkin

We demonstrate the interplay between quantum well states in Pd and the magnetic anisotropy in Pd/Co/Cu(001) by combined scanning tunneling spectroscopy (STS) and magneto optical Kerr effect (MOKE) measurements. Low temperature scanning…

Mesoscale and Nanoscale Physics · Physics 2016-09-21 Sujit Manna , M. Przybylski , D. Sander , J. Kirschner

We investigate the effect of the filling factor on transport anisotropies, known as stripes, in high Landau levels of a two-dimensional electron gas. We find that at certain in-plane magnetic fields, the stripes orientation is sensitive to…

Mesoscale and Nanoscale Physics · Physics 2016-03-18 Q. Shi , M. A. Zudov , J. D. Watson , G. C. Gardner , M. J. Manfra

A spin-1 ferromagnetic Bose-Einstein condensate subject to a certain magnetic field exhibits a broken-axisymmetry phase in which the magnetization tilts against the applied magnetic field due to the competition between ferromagnetism and…

Other Condensed Matter · Physics 2009-11-11 Keiji Murata , Hiroki Saito , Masahito Ueda

Evidence for multiple magnetic transitions and unconventional spin exchange interactions in the ilmenite insulator MnTiO3 is provided via neutron scattering. On cooling, while G-type antiferromagnetic (AFM) order sets in first at 63 K with…

Strongly Correlated Electrons · Physics 2026-03-09 Srimal Rathnayaka , Luke Daemen , Despina Louca

In a 2D electron system in (001) GaAs/AlGaAs upon filling high Landau levels, it was recently observed a new class of collective states, which are recognized now to relate to the spontaneous formation of a charge density wave (``stripe…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 E. E. Takhtamirov , V. A. Volkov

In crystals, the duplication of atoms often follows different periodicity along different directions. It thus gives rise to the so called anisotropy, which is usually even more pronounced in two dimensional (2D) materials due to the absence…

Despite its potential for device application, the non-magnetic Zeeman effect has only been predicted and observed in two-dimensional compounds. We demonstrate that non-centrosymmetric three-dimensional compounds can also exhibit a…

Materials Science · Physics 2022-02-11 Carlos Mera Acosta , Adalberto Fazzio , Gustavo M. Dalpian

We present a comprehensive magnetotransport analysis of monolayer 1T WTe2, highlighting the role of nonsymmorphic symmetries in governing edge-state spin behavior. By comparing the electronic transmission in nanoribbons with edges along the…

Mesoscale and Nanoscale Physics · Physics 2025-07-25 Shrushti Tapar , Bent Weber , Saroj P Dash , 3 Shantanu Mukherjee , Bhaskaran Muralidharan

We establish theoretically that in nonmagnetic semiconducting bilayer or multilayer thin film systems rolled up into compact quasi-one-dimensional nanoarchitectures, the ballistic magnetoresistance is very anisotropic: conductances depend…

Mesoscale and Nanoscale Physics · Physics 2014-12-10 Ching-Hao Chang , Jeroen van den Brink , Carmine Ortix

We investigated the effect due to perpendicular magnetic field on quantum wires where spin-orbit interaction (SOI) of electrons is not neglected. Based on the calculated energy dispersion, the nonlinear ballistic conductance ($G$) and…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 Godfrey Gumbs , Antonios Balassis , Danhong Huang , Sheehan Ahmed , Ryan Brennan

We study the interplay of the Kondo effect and spin-polarized tunneling in a class of systems exhibiting uniaxial magnetic anisotropy, such as magnetic molecules, magnetic adatoms, or quantum dots coupled to a single localized magnetic…

Mesoscale and Nanoscale Physics · Physics 2012-06-06 Maciej Misiorny , Ireneusz Weymann , Jozef Barnas

Recent study of a high-mobility 2D hole gas in a strained Ge quantum well revealed strong transport anisotropy in the quantum Hall regime when the magnetic field was tilted away from the sample normal. In the present study we demonstrate…

Mesoscale and Nanoscale Physics · Physics 2015-11-18 Q. Shi , M. A. Zudov , C. Morrison , M. Myronov

The magnetic field dependence of electronic transport, magnetic, and elastic properties in single crystals of PbTe were investigated in high magnetic fields up to 55 T. The magnetoresistance, magnetization, ultrasonic attenuation, and sound…

In magnetic fields applied parallel to the anisotropy axis, the relaxation of the magnetization of Mn$_{12}$ measured for different sweep rates is shown to collapse onto a single scaled curve. The form of the scaling implies that the…

Anisotropic charge transport is observed in a two-dimensional (2D) hole system in a perpendicular magnetic field at filling factors nu=7/2, nu=11/2, and nu=13/2 at low temperature. In stark contrast, the transport at nu=9/2 is isotropic for…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 M. J. Manfra , R. de Picciotto , Z. Jiang , S. H. Simon , L. N. Pfeiffer , K. W. West , A. M. Sergent