English
Related papers

Related papers: Electronically Mediated Magnetic Anisotropy in Vib…

200 papers

Fine details of the excitation spectrum of the two-dimensional spin-gap magnet PHCC are revealed by electron spin resonance investigations. The values of anisotropy parameters and the orientations of the anisotropy axes are determined by…

Strongly Correlated Electrons · Physics 2012-02-23 V. N. Glazkov , T. S. Yankova , J. Sichelschmidt , D. Hüvonen , A. Zheludev

In this work, a systematic ab initio study of the influence of doping on electronic structure and local magnetic moments of ferromagnetic MnAs has been carried out. The majority of the considered substitution elements, potentially suitable…

Materials Science · Physics 2012-11-30 A. V. Golovchan , I. F. Gribanov

The theoretical description of quantum phase transition, induced by the external magnetic field, into antiferromagnetic state in the van Vleck - singlet - magnet with a single-ion anisotropy of "easy-plane" type and ion spin S=1 is…

Statistical Mechanics · Physics 2009-11-13 V. M. Kalita , I. M. Ivanova , V. M. Loktev

An approach to the electrostatic control of $90^{\circ}$ magnetization rotation in the hybrid structures composed of topological insulators (TIs) and adjacent ferromagnetic insulators (FMI) is proposed and studied. The concept is based on…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 Yuriy G Semenov , Xiaopeng Duan , Ki Wook Kim

Atomic-scale magnetic nanostructures are promising candidates for future information processing devices. Utilizing external electric field to manipulate their magnetic properties is an especially thrilling project. Here, by careful…

Materials Science · Physics 2015-08-18 Wanjiao Zhu , Hang-Chen Ding , Wen-Yi Tong , Shi-Jing Gong , Xiangang Wan , Chun-Gang Duan

We present a theoretical study of atom - molecule collisions in superimposed electric and magnetic fields and show that dynamics of electronic spin relaxation in molecules at temperatures below 0.5 K can be manipulated by varying the…

Chemical Physics · Physics 2009-11-11 T. V. Tscherbul , R. V. Krems

Extensive Monte Carlo simulations are used to investigate the low-temperature properties of the random anisotropy Heisenberg model, which describes the magnetic behavior of amorphous rare-earth-transition metal alloy. We show that the…

Disordered Systems and Neural Networks · Physics 2009-11-10 M. Itakura

The Kitaev material $\alpha$-RuCl$_3$ is among the most prominent candidates to host a quantum spin-liquid state endowed with fractionalized excitations. Recent experimental and theoretical investigations have separately revealed the…

It is demonstrated by SQUID magnetization measurements that (Ga,Mn)As films can exhibit rich characteristics of magnetic anisotropy depending not only to the epitaxial strain but being strongly influenced by the hole and Mn concentration,…

We measure electron tunneling via discrete energy levels in ferromagnetic cobalt particles less than 4 nm in diameter, using non-magnetic electrodes. Due to magnetic anisotropy, the energy of each tunneling resonance shifts as an applied…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 S. Gueron , Mandar M. Deshmukh , E. B. Myers , D. C. Ralph

We investigate the the itinerant ferromagnetism in a dipolar Fermi atomic system with the anisotropic spin-orbit coupling (SOC),which is traditionally explored with isotropic contact interaction.We first study the ferromagnetism transition…

We study a possible mechanism of the switching of the magnetic easy axis as a function of hole concentration in (Ga,Mn)As epilayers. In-plane uniaxial magnetic anisotropy along [110] is found to exceed intrinsic cubic magnetocrystalline…

Materials Science · Physics 2009-11-11 K. Hamaya , T. Watanabe , T. Taniyama , A. Oiwa , Y. Kitamoto , Y. Yamazaki

The anisotropy splitting in the ground state of the single-molecule magnet [Mn4O3Br(OAc)3(dbm)3] is studied by inelastic neutron scattering as a function of hydrostatic pressure. This allows a tuning of the anisotropy and thus the energy…

Strongly Correlated Electrons · Physics 2009-11-10 Andreas Sieber , Gregory Chaboussant , Roland Bircher , Colette Boskovic , Hans U. Guedel , George Christou , Hannu Mutka

Vortex core reversal in magnetic particle is essentially influenced by a surface anisotropy. Under the action of a perpendicular static magnetic field the vortex core undergoes a shape deformationof pillow- or barrel-shaped type, depending…

Strongly Correlated Electrons · Physics 2020-07-23 Oleksandr V. Pylypovskyi , Denis D. Sheka , Volodymyr P. Kravchuk , Yuri Gaididei

Magnetic interactions are generally believed to play a key role in mediating electron pairing for superconductivity in iron arsenides; yet their character is only partially understood. Experimentally, the antiferromagnetic (AF) transition…

The spin flip of the conduction electrons at the interface of a ferromagnetic and a nonmagnetic part of a metallic wire, suspended between two electrodes, is shown to tort the wire when a current is driven through it. In order to enhance…

Strongly Correlated Electrons · Physics 2016-10-26 Peter Fulde , Stefan Kettemann

The interplay between magneto-electricity (ME) and magneto-elasticity (MEL) is studied in the context of voltage-controlled magnetic anisotropy (VCMA). Strain plays more than a role of changing lattice constant but that of the internal…

Materials Science · Physics 2020-07-01 Qurat-ul-ain , Dorj Odkhuu , S. H. Rhim , Soon Cheol Hong

We review different electron transport methods to probe the magnetic properties, such as the magnetic anisotropy, of an individual Fe4 SMM. The different approaches comprise first and higher order transport through the molecule. Gate…

Mesoscale and Nanoscale Physics · Physics 2016-06-09 E. Burzurí , R. Gaudenzi , H. S. J. van der Zant

In intercalated transition metal dichalcogenide $Fe_xTaS_2$ (0.2 $\leq$ x $\leq$ 0.4) single crystals, large magnetic anisotropy is observed. Transport property measurements indicate that heavy Fe-doping leads to a large anisotropy of…

Strongly Correlated Electrons · Physics 2017-05-10 G. Wu , B. L. Kang , Y. L. Li , T. Wu , N. Z. Wang , X. G. Luo , Z. Sun , L. J. Zou , X. H. Chen

The electric (E) field control of magnetic properties opens the prospects of an alternative to magnetic field or electric current activation to control magnetization. Multilayers with perpendicular magnetic anisotropy (PMA) have proven to…