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It has been shown experimentally a long time ago that the magnetic ordering causes an anomalous behavior of the electron resistivity in ferromagnetic crystals. Phenomenological explanations based on the interaction between itinerant…

Materials Science · Physics 2009-11-13 K. Akabli , H. T. Diep

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

Spin resistivity $R$ has been shown to result mainly from the scattering of itinerant spins with magnetic impurities and lattice spins. $R$ is proportional to the spin-spin correlation so that its behavior is very complicated near and at…

Statistical Mechanics · Physics 2015-05-27 Yann Magnin , Danh-Tai Hoang , Hung The Diep

In this review, we outline the important results on the resistivity encountered by an electron in magnetically ordered materials. The mechanism of the collision between the electron and the lattice spins is shown. Experiments on the spin…

Statistical Mechanics · Physics 2023-01-10 Danh-Tai Hoang , Hung T. Diep

We study by extensive Monte Carlo simulations the transport of itinerant spins travelling inside a multilayer composed of three ferromagnetic films antiferromagnetically coupled to each other in a sandwich structure. The two exterior films…

Statistical Mechanics · Physics 2015-05-13 K. Akabli , H. T. Diep , S. Reynal

In this paper we study the spin transport in frustrated antiferromagnetic FCC films by Monte Carlo simulation. In the case of Ising spin model, we show that the spin resistivity versus temperature exhibits a discontinuity at the phase…

Materials Science · Physics 2015-05-19 Yann Magnin , K. Akabli , Hung The Diep

We study magnetic state and electron transport properties of composite multiferroic system consisting of a granular ferromagnetic thin film placed above the ferroelectric substrate. Ferroelectricity and magnetism in this case are coupled by…

Disordered Systems and Neural Networks · Physics 2015-06-19 O. G. Udalov , N. M. Chtchelkatchev , I. S. Beloborodov

The transport and magnetic properties in ferromagnetic manganese-oxide thin films are studied based on the model of the coupling between the mobile d-electrons and the core spins in Mn ions. The spontaneous magnetization and the resistivity…

Condensed Matter · Physics 2019-08-15 Liang-Jian Zou , X. G. Gong , Qing-Qi Zheng , C. Y. Pan

The electrical response of two diffusive metals is studied when they are linked by a magnetic insulator hosting a topologically stable (superfluid) spin current. We discuss how charge currents in the metals induce a spin supercurrent state,…

Mesoscale and Nanoscale Physics · Physics 2015-10-14 So Takei , Yaroslav Tserkovnyak

We present a theory of the magnetotransport in weakly disordered metals close to an antiferromagnetic quantum-critical point. The anisotropic scattering from critical spin fluctuations is strongly influenced by weak but isotropic scattering…

Strongly Correlated Electrons · Physics 2009-10-31 A. Rosch

We study in this paper the parallel spin current in an antiferromagnetic semiconductor thin film where we take into account the interaction between itinerant spins and lattice spins. The spin model is an anisotropic Heisenberg model. We use…

Materials Science · Physics 2010-12-30 K. Akabli , Yann Magnin , Masataka Oko , Isao Harada , Hung The Diep

Resistivity measurements are widely exploited to uncover electronic excitations and phase transitions in metallic solids. While single crystals are preferably studied to explore crystalline anisotropies, these usually cancel out in…

We present a theoretical study of spin-dependent transport through a ferromagnetic domain wall. With an increase of the number of components of the exchange coupling, we have observed that the variance of the conductance becomes half. As…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 J. Ohe , M. Yamamoto , T. Ohtsuki , K. Slevin

Magnetoresistance (MR) in magnetic materials arises from spin-exchange coupling between local moments and itinerant electrons, representing a challenging many-body open-quantum problem. Here we develop a comprehensive microscopic theory of…

Mesoscale and Nanoscale Physics · Physics 2026-01-08 Xian-Peng Zhang , Xiangrong Wang , Yugui Yao

Monoaxial chiral magnets can form a peculiar noncollinear spin structure called the chiral soliton lattice in an applied magnetic field perpendicular to the helical axis. We study magnetic properties and electrical transport in the chiral…

Strongly Correlated Electrons · Physics 2017-07-12 Shun Okumura , Yasuyuki Kato , Yukitoshi Motome

A model for magnetoresistance in positionally disordered organic materials is presented and solved using percolation theory. The model describes the effects of spin flips on hopping transport by considering the effect of spin dynamics on an…

Disordered Systems and Neural Networks · Physics 2012-05-02 N. J. Harmon , M. E. Flatté

We present a scaling theory of magneto-transport in Anderson-localized disordered ferromagnets. Within our framework a pronounced magnetic-field-sensitive resistance peak emerges naturally for temperatures near the magnetic phase…

Materials Science · Physics 2009-11-10 Gergely Zarand , Catalin Pascu Moca , Boldizsar Janko

Polar metals with ferroelectric-like displacements in metals have been achieved recently, half century later than Anderson and Blount's prediction. However, the genuine ferroelectricity with electrical dipolar switching has not yet been…

Hysteretic magneto-resistance of point contacts formed between non-magnetic tips and single ferromagnetic films exchange-pinned by antiferromagnetic films is investigated. The analysis of the measured current driven and field driven…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 I. K. Yanson , Yu. G. Naidyuk , O. P. Balkashin , V. V. Fisun , L. Yu. Triputen , S. Andersson , V. Korenivski , Yu. I. Yanson , H. Zabel

The electron transport properties of hybrid ferromagnetic|normal metal structures such as multilayers and spin valves depend on the relative orientation of the magnetization direction of the ferromagnetic elements. Whereas the contrast in…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Arne Brataas , Gerrit E. W. Bauer , Paul J. Kelly
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