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The magnetoresistance of InSb has been intensively investigated. The experiments we perform here focus on weak field magnetoresistance of InSb thin film. We investigate the magnetoresistance of InSb films in perpendicular, tilted as well as…

材料科学 · 物理学 2010-05-26 R. Yang , G. L. Yu , Yanhui Zhang , P. P. Chen

Phosphorous alloying of GaMnAs thin films has been used for the manipulation of the magnetic anisotropies in ferromagnetic Ga0.93Mn0.07As1-yPy layers. We have determined the anisotropy constants as a function of temperature for phosphorous…

材料科学 · 物理学 2009-08-10 M. Cubukcu , H. J. von Bardeleben , Kh. Khazen , J. L. Cantin , O. Mauguin , L. Largeau , A. Lemaitre

We present a detailed study on the magnetic properties, including anisotropy, reversal fields, and magnetization reversal processes, of well characterized half-metallic epitaxial La0.7Sr0.3MnO3 (LSMO) thin films grown onto SrTiO3 (STO)…

介观与纳米尺度物理 · 物理学 2011-07-21 P. Perna , C. Rodrigo , E. Jiménez , F. J. Teran , L. Méchin , N. Mikuszeit , J. Camarero , R. Miranda

A first principles study is conducted to explore the changes in the magnetic structure of Mn\textsubscript{3}GaN under anisotropic biaxial strain. Mn\textsubscript{3}GaN is an antiperovskite with a structure similar to that of an ideal…

材料科学 · 物理学 2025-10-22 Roman Malyshev , Ingeborg-Helene Svenum , Sverre M. Selbach , Thomas Tybell

Magnetic anisotropies of Co-implanted ZnO (0001) films grown on single-crystalline Al2O3 (11-20) substrates have been studied by ferromagnetic resonance (FMR) technique for different cobalt implantation doses. The FMR data show that the…

介观与纳米尺度物理 · 物理学 2010-04-27 Numan Akdogan , Bulat Rameev , Sumeyra Guler , Osman Ozturk , Bekir Aktas , Hartmut Zabel , Rustam Khaibullin , Lenar Tagirov

We report switching of magnetic anisotropy (MA) from in-plane to perpendicular with increasing the thickness d of a (001)-oriented ferromagnetic-semiconductor (FMS) (Ga0.7,Fe0.3)Sb layer with a high Curie temperature (Tc > 320 K), using…

材料科学 · 物理学 2019-08-28 Shobhit Goel , Le Duc Anh , Nguyen Thanh Tu , Shinobu Ohya , Masaaki Tanaka

CuMnAs with perpendicular magnetic anisotropy is proposed as an active material for antiferromagnetic memory. Information can be stored in the antiferromagnetic domain state, while writing and readout can rely on the existence of the…

材料科学 · 物理学 2018-10-26 I. A. Zhuravlev , A. Adhikari , K. D. Belashchenko

An improved method for characterizing the magnetic anisotropy of films with cubic symmetry is described and is applied to an yttrium iron garnet (111) film. Analysis of the FMR spectra performed both in-plane and out-of-plane from 0.7 to 8…

介观与纳米尺度物理 · 物理学 2016-08-03 Seongjae Lee , Scott Grudichak , Joseph Sklenar , C. C. Tsai , Moongyu Jang , Qinghui Yang , Huaiwu Zhang , John B. Ketterson

Magnetic anisotropy is a key parameter to describe the exchange bias effect in heterostructures. In this paper, we describe explicit density functional calculations of the magnetic structure of an interface between the industrially…

材料科学 · 物理学 2025-09-03 Robert A. Lawrence , Matt I. J. Probert

In this work we studied a two dimensional ferromagnetic system using Monte Carlo simulations. Our model includes exchange and dipolar interactions, a cubic anisotropy term, and uniaxial out-of-plane and in-plane ones. According to the set…

材料科学 · 物理学 2014-06-11 O. V. Billoni , S. Bustingorry , M. Barturen , J. Milano , S. A. Cannas

In recent years, intrinsic two-dimensional (2D) magnetism aroused great interest because of its potential application in spintronic devices. However, low Curie temperature (\emph{T}$_c$) and magnetic anisotropy energy (MAE) limit its…

材料科学 · 物理学 2021-10-01 Tengfei Hu , Wenhui Wan , Yingmei Li , Yanfeng Ge , Yong Liu

We studied the in-plane magnetic anisotropy of rf (radio frequency) sputtered [(FeTaN)/(TaN)](n) multilayers synthesized on Si substrates. In the multilayers where n=5, the FeTaN thickness is fixed at 30 nm and the thickness of TaN, t(TaN),…

材料科学 · 物理学 2007-05-23 H. B. Nie , S. Y. Xu , J. Li , C. K. Ong , J. P. Wang

Magnetic anisotropy in an antiferromagnet (AFM) with inversion symmetry breaking (ISB) is investigated. The magnetic anisotropy energy (MAE) resulting from the Rashba spin-orbit and s-d type exchange interactions is determined for two…

介观与纳米尺度物理 · 物理学 2018-04-18 Jun'ichi Ieda , Stewart E. Barnes , Sadamichi Maekawa

Half-metallic ferromagnets can produce fully spin-polarized conduction electrons and can be applied to fabricate spintronic devices. Thus, in this study, the electronic structure, magnetic properties, and optical properties of GaSb, which…

材料科学 · 物理学 2020-01-07 Chuang Wang , Wenhui Wan , Yanfeng Ge , Yong-Hong Zhao , Kaicheng Zhang , Yong Liu

This paper discusses transport methods for the investigation of the (Ga,Mn)As magnetic anisotropy. Typical magnetoresistance behaviour for different anisotropy types is discussed, focusing on an in depth discussion of the anisotropy…

介观与纳米尺度物理 · 物理学 2008-03-03 K. Pappert , C. Gould , M. Sawicki , J. Wenisch , K. Brunner , G. Schmidt , L. W. Molenkamp

We have synthesized Ga1-xMnxAs1-yPy and Ga1-xMnxP1-yNy by the combination of ion implantation and pulsed-laser melting. We find that the incorporation of isovalent impurities with smaller atomic radii leads to a realignment of the magnetic…

材料科学 · 物理学 2008-11-13 Peter R. Stone , Jeffrey W. Beeman , Kin M. Yu , Oscar D. Dubon

The magnetization (M) as a function of temperature (T) from 2 to 300 K and in-plane field (H) up to 1 kOe, room temperature easy and hard direction in-plane field hysteresis loops for fields between -100 and +100 Oe, and 10 GHz…

其他凝聚态物理 · 物理学 2015-06-25 Jaydip Das , Sangita S. Kalarickal , Kyoung-Suk Kim , Carl E. Patton

The Stoner-Wohlfarth model is a traditional and efficient tool to calculate magnetization curves and it can provides further insights on the fundamental physics associated to the magnetic properties and magnetization dynamics. Here, we…

材料科学 · 物理学 2015-06-23 T. M. L. Alves , C. G. Bezerra , A. D. C. Viegas , S. Nicolodi , M. A. Corrêa , F. Bohn

FeTaN/TaN/FeTaN sandwich films, FeTaN/TaN and TaN/FeTaN bilayers were synthesized by using RF magnetron sputtering. The magnetic properties, crystalline structures, microstructures and surface morphologies of the as-deposited samples were…

材料科学 · 物理学 2009-11-10 H. B. Nie , C. K. Ong , J. P. Wang , Z. W. Li

Antiferromagnets that display very small stray magnetic field are ideal for spintronic applications. Of particular interest are non-collinear, chiral antiferromagnets of the type Mn3X (X=Sn, Ge), which display a large magnetotransport…