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Related papers: On the spin density wave transition in a two dimen…

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We consider two-dimensional Fermi liquids in the vicinity of a quantum transition to a phase with commensurate, antiferromagnetic long-range order. Depending upon the Fermi surface topology, mean-field spin-density-wave theory predicts two…

Condensed Matter · Physics 2009-10-22 Subir Sachdev , Andrey V. Chubukov , Alexander Sokol

PbCuTe2O6 is a rare example of a spin liquid candidate featuring a three dimensional magnetic lattice. Strong geometric frustration arises from the dominant antiferromagnetic interaction which generates a hyperkagome network of Cu2+ ions…

Strongly Correlated Electrons · Physics 2016-03-14 P. Khuntia , F. Bert , P. Mendels , B. Koteswararao , A. V. Mahajan , M. Baenitz , F. C. Chou , C. Baines , A. Amato , Y. Furukawa

We calculate the frequency dependent spin susceptibilities for a two-dimensional electron gas with both Rashba and Dresselhaus spin-orbit interaction. The resonances of the susceptibilities depends on the relative values of the Rashba and…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Sigurdur I. Erlingsson , John Schliemann , Daniel Loss

A high frequency (111.2-420 GHz) electron spin resonance study of the inter-layer (perpendicular) spin diffusion as a function of pressure and temperature is presented in the conducting phases of the layered organic compounds,…

Strongly Correlated Electrons · Physics 2013-09-24 Á. Antal , T. Fehér , E. Tátrai-Szekeres , F. Fülöp , B. Náfrádi , L. Forró , A. Jánossy

The low temperature dependence of the spin and charge susceptibilities of an anisotropic electron system in two dimensions is analyzed. It is shown that the presence of inflection points at the Fermi surface leads, generically, to a $ T…

Strongly Correlated Electrons · Physics 2009-11-07 S. Fratini , F. Guinea

The spin-stiffness \rho_s of a 2D Heisenberg antiferromagnet depends non-analytically on external magnetic field. We demonstrate that the hydrodynamic relation between \rho_s, the uniform susceptibility \chi, and the spin-wave velocity $c$…

Strongly Correlated Electrons · Physics 2009-05-02 A. L. Chernyshev , M. E. Zhitomirsky

We investigate the liquid-solid transition of two dimensional hard spheres in the presence of gravity. We determine the transition temperature and the fraction of particles in the solid regime as a function of temperature via Even-Driven…

Condensed Matter · Physics 2009-10-31 Paul V. Quinn , Daniel C. Hong

We study the spin stiffness of a one-dimensional quantum antiferromagnet in the whole range of system sizes $L$ and temperatures $T$. We show that for integer and half-odd integer spin case the stiffness differs fundamentally in its $L$ and…

Condensed Matter · Physics 2009-10-22 Daniel Loss , Dmitrii L. Maslov

Silicon is undoubtedly one of the most promising semiconductor materials for spin-based information processing devices. Its highly advanced fabrication technology facilitates the transition from individual devices to large-scale processors,…

The magnetic phase transition is experimentally known to give rise to an anomalous temperature-dependence of the electron resistivity in ferromagnetic crystals. Phenomenological theories based on the interaction between itinerant electron…

Materials Science · Physics 2010-05-11 K. Akabli , H. T. Diep

The linear equations for transverse spin dynamics in weakly polarised degenerate Fermi liquid with arbitrary relationship between temperature and polarization are derived from Landau-Silin phenomenological kinetic equation with general form…

Statistical Mechanics · Physics 2009-11-10 V. P. Mineev

In a recent Letter (PRL 88, 196404 (2002)), the effective g-factor and the effective mass have been studied by Pudalov et al. in a dilute 2D electron system in silicon. The authors contrast their data with the data obtained by our group…

Strongly Correlated Electrons · Physics 2007-05-23 S. V. Kravchenko , A. A. Shashkin , V. T. Dolgopolov

Electrical switching and readout of antiferromagnets allows to exploit the unique properties of antiferromagnetic materials in nanoscopic electronic devices. Here we report experiments on the spin-orbit torque induced electrical switching…

Materials Science · Physics 2020-03-25 Mareike Dunz , Tristan Matalla-Wagner , Markus Meinert

Recent experimental and theoretical studies have established that the spin-lattice relaxation rate, $1/T_1$, measured in nuclear magnetic resonance (NMR) experiments is a site-sensitive probe for the electronic spectrum in the mixed state…

Superconductivity · Physics 2009-10-31 Dirk K. Morr

We observe strongly nonlinear spin dynamics in ferro-/antiferro-magnetic multilayers, controlled by the number of bilayers in the system, layer thicknesses, as well as temperature, peaking in magnitude near the N\'eel point of the…

Mesoscale and Nanoscale Physics · Physics 2025-06-23 O. Busel , D. Polishchuk , A. Kravets , V. Korenivski

Two-dimensional (2D) magnetic materials have attracted much recent interest with unique properties emerging at the few-layer limit. Beyond the reported impacts on the static magnetic properties, the effects of reducing the dimensionality on…

Mesoscale and Nanoscale Physics · Physics 2021-06-10 Xiao-Xiao Zhang , Shengwei Jiang , Jinhwan Lee , Changgu Lee , Kin Fai Mak , Jie Shan

Using systematic effective field theory, we explore the properties of antiferromagnetic films subjected to magnetic and staggered fields that are either mutually aligned or mutually orthogonal. We provide low-temperature series for the…

Strongly Correlated Electrons · Physics 2020-08-31 Christoph P. Hofmann

We have discovered a new example of quantum spin liquid which is a superconducting (SC) phase in 2D electron system close to electronic topological transition. As a quantum spin liquid in low dimensional localized spin systems it is…

Superconductivity · Physics 2007-05-23 F. Onufrieva , P. Pfeuty

An emerging concept for identification of different types of spin liquids is through the use of spontaneous spin noise. Here we develop spin noise spectroscopy for spin liquid studies by considering Ca$_{10}$Cr$_7$O$_{28}$, a material…

With decreasing density $n_s$ the thermopower $S$ of a low-disorder 2D electron system in silicon is found to exhibit a sharp increase by more than an order of magnitude, tending to a divergence at a finite, disorder-independent density…

Strongly Correlated Electrons · Physics 2015-06-03 A. Mokashi , S. Li , Bo Wen , S. V. Kravchenko , A. A. Shashkin , V. T. Dolgopolov , M. P. Sarachik