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相关论文: A comparative study of angle dependent magnetoresi…

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We report on giant positive magnetoresistance effect observed in VOx thin films, epitaxially grown on SrTiO3 substrate. The MR effect depends strongly on temperature and oxygen content and is anisotropic. At low temperatures its magnitude…

强关联电子 · 物理学 2009-11-10 A. D. Rata , V. Kataev , D. Khomskii , T. Hibma

The features of electronic structure of La0.7Sr0.3MnO3, Pr0.8Sr0.2MnO3, and Pr0.6Sr0.4MnO3 polycrystalline films of different thickness have been investigated using magnetic circular dichroism (MCD) in the range of 1.1-4.2 eV. The…

强关联电子 · 物理学 2018-12-24 Yu. E. Samoshkina , I. S. Edelman , M. V. Rautskii , M. S. Molokeev

The temperature and thickness dependencies of the in-plane anisotropic magnetoresistance (AMR) of SmB$_6$ thin films are reported. We find that the AMR changes sign from negative ($\rho_{||}<\rho_{\perp}$) at high temperatures to positive…

强关联电子 · 物理学 2017-03-30 M. Shaviv Petrushevsky , P. K. Rout , G. Levi , A. Kohn , Y. Dagan

Influence of substrate miscut on magnetization dynamics in SrRuO$_3$ (SRO) thin films was studied. Two films were grown on SrTiO$_3$ substrates with high ($\sim1^{\circ}$) and low ($\sim0.1^{\circ}$) miscut angles, respectively. As…

Manganite thin films are promising candidates for studying the strongly correlated electron systems. Understanding the growth-and morphology-driven changes in the physical properties of manganite thin films is vital for their applications…

In this work we show the existence of closure domains in Fe$_{1-x}$Ga$_x$ thin films featuring a striped magnetic pattern and study the effect of the magnetic domain arrangement on the magnetotransport properties. By means of X-ray resonant…

A model is studied for the theoretical description of nanoscale magnetic films with high perpendicular anisotropy. In the model the magnetic film is described in terms of single domain magnetic grains with Ising-like behavior, interacting…

统计力学 · 物理学 2016-08-31 U. Nowak

Strain engineering is a powerful mean for tuning the various functionalities of ABO3 perovskite oxide thin films. Rare-earth orthoferrite RFeO3 materials such as NdFeO3 (NFO) are of prime interest because of their intriguing magnetic…

Multiferroic BiFeO3 (BFO) thin film exhibiting desired ferroelectric and enhanced magnetic properties was grown on La0.67Sr0.33MnO3 (LSMO) buffered Pt/TiO2/SiO2/Si substrates by off-axis RF magnetic sputtering, where a highly (111)-oriented…

材料科学 · 物理学 2012-03-05 Qingqing Ke , Wenlai Lu , Xuelian Huang , John Wang

Magnetism of FeRh (001) films strongly depends on film thickness and surface terminations. While magnetic ground state of bulk FeRh is G-type antiferromagnetism, the Rh-terminated films exhibit ferromagnetism with strong perpendicular MCA…

材料科学 · 物理学 2015-08-11 Soyoung Jekal , S. H. Rhim , Soon Cheol Hong , Won-joon Son , Alexander B. Shick

The anisotropy of MgB2 is still under debate: its value, strongly dependent on the sample and on the measuring method, ranges between 1.2 and 13. In this work we present our results on a MgB2 c-oriented superconducting thin film. To…

We utilize spin Hall magnetoresistance (SMR) measurements to experimentally investigate the pure spin current transport and magnetic properties of nickel ferrite (NiFe2O4,NFO)/normal metal (NM) thin film heterostructures. We use…

介观与纳米尺度物理 · 物理学 2019-10-02 Matthias Althammer , Amit Vikam Singh , Tobias Wimmer , Zbigniew Galazka , Hans Huebl , Matthias Opel , Rudolf Gross , Arunava Gupta

In this work, we study the anisotropic magnetoresistance (AMR) behavior of [001] epitaxial Fe65Co35 thin films along different crystallographic directions as a function of temperature. The AMR ratio is found to strongly depend on the…

The magneto-crystalline anisotropy (MCA) of (Ga,Mn)As films has been studied on the basis of ab-initio electronic structure theory by performing magnetic torque calculations. An appreciable contribution to the in-plane uniaxial anisotropy…

材料科学 · 物理学 2015-05-30 S. Mankovsky , S. Polesya , S. Bornemann , J. Minár , F. Hoffmann , C. H. Back , H. Ebert

Thin films of the charge-ordered (CO) compound Pr$_{0.5}$Ca$_{0.5}$MnO$_{3}$ have been deposited onto (100)-oriented SrTiO$_{3}$ substrates using the Pulsed Laser Deposition technique. Magnetization and transport properties are measured…

材料科学 · 物理学 2009-10-31 W. Prellier , Ch. Simon , A. M. Haghiri-Gosnet , B. Mercey , B. Raveau

Tetragonal Mn$_x$Ga$_{1-x}$ (x=0.70, 0.75) thin films grown on SrTiO$_3$ substrates at different temperatures and thicknesses exhibit perpendicular magnetic anisotropy with coercive fields between 1-2 T. Transmission electron microscopy…

材料科学 · 物理学 2015-04-14 J. Karel , F. Casoli , P. Lupo , L. Nasi , S. Fabbrici , L. Righi , F. Albertini , C. Felser

La0.7Ce0.3MnO3 is a relatively new addition in the family of colossal magnetoresistive manganites where the cerium ion is believed to be in the Ce4+ state. In this paper we report an extensive study the magnetotransport properties of laser…

材料科学 · 物理学 2007-05-23 P. Raychaudhuri , S. Mukherjee , A. K. Nigam , J. John , U. D. Vaisnav , R. Pinto

Thin films of the ferromagnetic metal SrRuO3 (SRO) show a varying easy magnetization axis depending on the epitaxial strain and undergo a metal-to-insulator transition with decreasing film thickness. We have investigated the magnetic…

We investigate MCA of CoFe(011) thin films as a function of strength of strain and film thickness has been studied. It is elucidated that perpendicular magnetocystalline anisotropy (MCA) energy (EMCA) is getting stronger with compressed…

材料科学 · 物理学 2019-06-24 Eunsung Jekal , Phuong Dao

Temperature dependent FMR-measurements of Ni and Co films are analysed using a microscopic theory for ultrathin metallic systems. The mechanism governing the temperature dependence of the magnetic anisotropy energy is identified and…

强关联电子 · 物理学 2009-11-11 J. Kienert , S. Schwieger , K. Lenz , J. Lindner , K. Baberschke , W. Nolting