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Related papers: Oscillations of the Nernst coefficient in bismuth

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The temperature dependence of conductance resonances is used to measure the evolution with the magnetic field of the average level spacing $\Delta\epsilon$ of a droplet containing $\sim 30$ electrons created by lateral confinement of a…

Condensed Matter · Physics 2009-10-28 O. Klein , D. Goldhaber-Gordon , C. de C. Chamon , M. A. Kastner

We probe the relationship between magnetism and "non-metallic" transport in the magnetically frustrated metal FeCrAs using the low-field Hall effect. We find that the low-field Hall coefficient is dependent on crystal orientation, and…

Strongly Correlated Electrons · Physics 2021-11-16 Ben Lau , Wenlong Wu , Stephen R. Julian

It is shown that the processes of neutrino oscillations in a magnetic field can be consistently described in the framework of a new quantum field-theoretical approach without use of the neutrino flavor states. It is based on the Feynman…

High Energy Physics - Phenomenology · Physics 2022-10-19 Vadim Egorov , Igor Volobuev

Crustal torsional oscillations depend on not only crust properties but also the stellar mass and radius. Thus, one could extract stellar information by identifying the observed frequencies of stellar oscillations with the crustal torsional…

High Energy Astrophysical Phenomena · Physics 2016-03-09 Hajime Sotani

We numerically examine the depinning and sliding dynamics of a Wigner crystal in the presence of quenched disorder and a magnetic field. In the disorder-free limit, the Wigner crystal Hall angle is independent of crystal velocity, but when…

Mesoscale and Nanoscale Physics · Physics 2024-04-23 C. Reichhardt , C. J. O. Reichhardt

In this paper, the Nielsen geometric method is used to study the position dependence of the Nielsen complexity for the thermofield double state of a harmonic oscillator. We present the state shift under the influence of an external electric…

Quantum Physics · Physics 2024-04-23 F. Khorasani , Reza Pirmoradian , Mohammad Reza Tanhayi

We calculate the mesoscopic fluctuations of the magnetic anisotropy of ferromagnetic nanoparticles. A microscopic spin-orbit Hamiltonian considered as a perturbation of the much stronger exchange interaction first yields an explicit…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Gonzalo Usaj , Harold U. Baranger

The stability of toroidal magnetic fields in rotating radiative stellar zones is studied for realistic values of both the Prandtl numbers. The two considered models for the magnetic geometry represent fields with odd and even symmetry with…

Solar and Stellar Astrophysics · Physics 2015-05-13 G. Ruediger , L. L. Kitchatinov

We study the Nernst effect in fluctuating superconductors by calculating the transport coefficient $\alpha_{xy}$ in a phenomenological model where relative importance of phase and amplitude fluctuations of the order parameter is tuned…

Superconductivity · Physics 2017-07-11 Kingshuk Sarkar , Sumilan Banerjee , Subroto Mukerjee , T. V. Ramakrishnan

The effects of strong magnetic fields on the inner crust of neutron stars are investigated after taking into account the anomalous magnetic moments of nucleons. Energy spectra and wave functions for protons and neutrons in a uniform…

Astrophysics · Physics 2009-11-10 H. Wen , L. S. Kisslinger , Walter Greiner , G. Mao

We investigate Meissner effect in normal metal/superconductor junctions where the interface is spin-active. We find that orbital magnetic susceptibility of the normal metal shows highly nontrivial behaviors. In particular, the magnetic…

Superconductivity · Physics 2011-06-21 Takehito Yokoyama , Yukio Tanaka , Naoto Nagaosa

We calculate non-axisymmetric oscillations of uniformly rotating polytropes magnetized with a purely toroidal magnetic field, taking account of the effects of the deformation due to the magnetic field. As for rotation, we consider only the…

Solar and Stellar Astrophysics · Physics 2015-06-24 Hidetaka Asai , Umin Lee , Shijun Yoshida

Influence of an external magnetic field on the nematic-isotropic ($N-I$) phase transition in a dispersion model of nematic liquid crystals, where the molecules are either perfectly uniaxial or biaxial (board-like), has been studied by Monte…

Soft Condensed Matter · Physics 2012-12-18 Nababrata Ghoshal , Kisor Mukhopadhyay , Soumen Kumar Roy

This paper provides a simple derivation of the decoherence rate for a diamagnetic nanoparticle in the presence of fluctuations of the magnetic field in a thermal environment. Diamagnetic levitation is one of the key techniques for trapping,…

Quantum Physics · Physics 2025-09-23 Ruiyun Zhang , Martine Schut , Anupam Mazumdar

We have investigated the temperature dependence of the electrical conductivity sigma(N,B,T) of nominally uncompensated, neutron-transmutation-doped ^{70}Ge:Ga samples in magnetic fields up to B=8 T at low temperatures (T=0.05-0.5 K). In our…

Disordered Systems and Neural Networks · Physics 2019-08-17 Michio Watanabe , Kohei M. Itoh , Youiti Ootuka , Eugene E. Haller

In order to study the dependence of the coercive force of sintered magnets on temperature, nucleation and domain wall propagation at the grain boundary are studied as rate-determining processes of the magnetization reversal phenomena in…

Materials Science · Physics 2021-06-30 Sasmita Mohakud , Sergio Andraus , Masamichi Nishino , Akimasa Sakuma , Seiji Miyashita

We investigate the diffusive magnetotransport properties of a two-dimensional electron gas residing in a wrinkled nanostructure. The curved geometry of the nanostructure renders an effective inhomogeneous magnetic field which, in turns,…

Materials Science · Physics 2017-11-27 Ching Hao Chang , Carmine Ortix

Low frequency noise in current biased La$_{0.82}$Ca$_{0.18}$MnO$_{3}$ single crystals has been investigated in a wide temperature range from 79 K to 290 K. Despite pronounced changes in magnetic properties and dissipation mechanisms of the…

Strongly Correlated Electrons · Physics 2015-05-27 M. Belogolovskii , G. Jung , V. Markovich , B. Dolgin , X. D. Wu , Y. Yuzhelevski

We report high magnetic field thermal-expansion and magnetostriction results on CeRhIn$_5$ single crystals. Several transitions, both first and second order, are observed when the field is applied perpendicular to the crystallographic…

Strongly Correlated Electrons · Physics 2009-11-10 V. F. Correa , W. E. Okraku , J. B. Betts , A. Migliori , J. L. Sarrao , A. H. Lacerda

Although the relationship between magnetostriction and magnetic damping is often described phenomenologically, their intrinsic connection remains unclear. In this study, we demonstrate that the magnitude of magnetic damping depends on the…

Materials Science · Physics 2025-12-01 Ivan Kurniawan , Keita Ito , Takeshi Seki , Keisuke Masuda , Yoshio Miura