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By using a realist microscopic model, we study the electric and magnetic properties of the interface between a half metallic manganite and an insulator. We find that the lack of carriers at the interface debilitates the double exchange…

Materials Science · Physics 2015-06-25 Luis Brey

Herein, we report the appearance of a large exchange bias (EB) effect in a moderate cooling field (cooling field, H$_{FC}$ = 1 kOe) for the 314-Sr3YCo4O10.5 material. The exchange bias has started to appear near room temperature and reaches…

Strongly Correlated Electrons · Physics 2018-02-15 Sourav Marik , Prachi Mohanty , Deepak Singh , R P Singh

Magnetoelasticity plays a crucial role in numerous magnetic phenomena, including magnetocalorics, magnon excitation via acoustic waves, and ultrafast demagnetization/Einstein-de Haas effect. Despite a long-standing discussion on…

Magneto-active elastomers (MAEs) are composite materials comprising an elastomer matrix with embedded magnetic particles, endowing the composite with coupled effective magneto-mechanical responses. It is widely reported that anisotropic…

Materials Science · Physics 2025-04-17 Connor D. Pierce , Kathryn H. Matlack

We investigate the interlayer coupling between two thin ferromagnetic (F) films mediated by an antiferromagnetic (AF) spacer in F*/AF/F trilayers and show how it transitions between different regimes on changing the AF thickness. Employing…

In conventional exchange-bias system comprising of a bilayer film of ferromagnet (FM) and antiferromagnet (AFM), investigating the role of spin-disorder and spin-frustration inside the AFM and at the interface has been crucial in…

Materials Science · Physics 2020-11-30 Suman Mundlia , Karthik V. Raman

We investigated the evolution of ferromagnetism in layered Fe$_3$GeTe$_2$ flakes under different pressures and temperatures using in situ magnetic circular dichroism (MCD) spectroscopy. We found that the rectangle shape of hysteretic loop…

Mesoscale and Nanoscale Physics · Physics 2020-05-08 Heshen Wang , Runzhang Xu , Cai Liu , Le Wang , Zhan Zhang , Huimin Su , Shanmin Wang , Yusheng Zhao , Zhaojun Liu , Dapeng Yu , Jia-Wei Mei , Xiaolong Zou , Jun-Feng Dai

We investigate the dynamic magnetic response of ferromagnetic flexible NiFe/Ta and FeCuNbSiB/Ta multilayers under external stress. We explore the possibility of handling magnetic anisotropy and dynamic magnetic response of flexible…

Materials Science · Physics 2016-06-13 K. Agra , G. L. Callegari , L. S. Dorneles , F. Bohn , M. A. Correa

The confinement of the two dimensional electron gas (2DEG), preferential occupancy of the Ti 3d orbital and strong spin-orbit coupling at the LaAlO$_3$/SrTiO$_3$ interface play a significant role in its emerging properties. Here we report a…

Strongly Correlated Electrons · Physics 2013-05-17 A. Annadi , Z. Huang , K. Gopinadhan , X. Renshaw Wang , A. Srivastava , Z. Q. Liu , H. Ma , T. Sarkar , T. Venkatesan , Ariando

A precise analytical treatment for predicting the behavior of nano-sized magneto-electro-elastic (MEE) antennas and resonators under incident acoustic waves requires consideration of multiphysics surface/interface effects, including…

Materials Science · Physics 2025-04-15 Mohsen Farsiani , Hossein M. Shodja

Combining density-functional theory calculations and microscopic tight-binding models, we investigate theoretically the electronic and magnetic properties of individual substitutional transition-metal impurities (Mn and Fe) positioned in…

Materials Science · Physics 2014-04-18 M. R. Mahani , M. Fhokrul Islam , A. Pertsova , C. M. Canali

Electric field control of the exchange bias effect across ferromagnet/antiferromagnet (FM/AF) interfaces has offered exciting potentials for low-energy-dissipation spintronics. In particular, the solid state magneto-ionic means is highly…

We calculate the energy of the magnetostatic interaction between two ferromagnetic films with uniform magnetization and correlated interfaces (the "orange-peel" effect). The "orange-peel" coupling is anisotropic: the interaction is…

Mesoscale and Nanoscale Physics · Physics 2018-12-05 M. A. Kuznetsov , O. G. Udalov , A. A. Fraerman

The atomic interaction and magnetic properties of ultrathin Fe films grown on cleaved and polished MgO(100) surfaces were studied by conversion electron M\"{o}ssbauer spectroscopy (CEMS) in broad temperature range. Fe with different layer…

Materials Science · Physics 2011-09-23 I. Dézsi , Cs. Fetzer , F. Tanczikó , A. Nakanishi , T. Kobayashi

The exploration of exchange bias (EB) on the nanoscale provides a novel approach to improving the anisotropic properties of magnetic nanoparticles for prospective applications in nanospintronics and nanomedicine. However, the physical…

First principles density functional theory based calculations have been carried out to predict the effects of Mn replacement by Fe and Cr on electronic as well as magnetic properties of Pt$_{2}$MnGa as well as Ni$_{2}$MnGa. All the…

Materials Science · Physics 2017-08-02 Tufan Roy , Aparna Chakrabarti

Engineering magnetic anisotropy in a ferro- or ferrimagnetic (FM) thin film is crucial in spintronic device. One way to modify the magnetic anisotropy is through the surface of the FM thin film. Here, we report the emergence of a…

Understanding the magnetic anisotropy at ferromagnetic metal/oxide interface is a fundamental and intriguing subject. Here we propose an approach to manipulate the strength of perpendicular magnetic anisotropy (PMA) by varying MgO thickness…

Materials Science · Physics 2014-12-05 T. Zhu , P. Chen , Q. H. Zhang , R. C. Yu , B. G. Liu

The interlayer exchange coupling confers specific properties to Synthetic Antiferromagnets that make them suitable for several applications of spintronics. The efficient use of this magnetic configuration requires an in-depth understanding…

Materials Science · Physics 2022-11-07 A. Mouhoub , F. Millo , C. Chappert , J. -V. Kim , J. Létang , A. Solignac , T. Devolder

Voltage controlled magnetic anisotropy (VCMA) is an efficient way to manipulate the magnetization states in nanomagnets, promising for low-power spintronic applications. The underlying physical mechanism for VCMA is known to involve a…

Materials Science · Physics 2017-08-02 Jia Zhang , Pavel V. Lukashev , Sitaram S. Jaswal , Evgeny Y. Tsymbal
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