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相关论文: Modification of Dzyaloshinskii-Moriya interaction …

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Current-induced domain wall motion in the presence of the Dzyaloshinskii-Moriya interaction (DMI) is experimentally and theoretically investigated in heavy-metal/ferromagnet bilayers. The angular dependence of the current-induced torque and…

We present an analytic study of domain-wall statics and dynamics in ferromagnetic nanotubes with spin-orbit-induced Dzyaloshinskii-Moriya interaction (DMI). Even at the level of statics, dramatic effects arise from the interplay of space…

介观与纳米尺度物理 · 物理学 2016-02-24 Arseni Goussev , J. M. Robbins , Valeriy Slastikov , Oleg A. Tretiakov

The Dzyaloshinskii-Moriya interaction (DMI), being one of the origins of chiral magnetism, is currently attracting considerable attention in the research community focusing on applied magnetism and spintronics. For future applications, an…

We study current induced magnetization dynamics in a long thin ferromagnetic wire with Dzyaloshinskii-Moriya interaction (DMI). We find a spiral domain wall configuration of the magnetization and obtain an analytical expression for the…

材料科学 · 物理学 2010-10-06 Oleg A. Tretiakov , Ar. Abanov

Dzyaloshinskii-Moriya interaction (DMI) in magnetic objects is of enormous interest, because it generates a built-in chirality of magnetic domain walls (DWs) and topologically-protected skyrmions for efficient motion driven by spin-orbit…

材料科学 · 物理学 2016-08-15 Duck-Ho Kim , Sang-Cheol Yoo , Dae-Yun Kim , Byoung-Chul Min , Sug-Bong Choe

The Dzyaloshinskii-Moriya interaction (DMI) is an antisymmetric exchange interaction, which is responsible for the formation of topologically protected spin textures in chiral magnets. Here, by measuring the dispersion relation of the DM…

介观与纳米尺度物理 · 物理学 2023-09-20 Khalil Zakeri , Alberto Marmodoro , Albrecht von Faber , Sergiy Mankovsky , Hubert Ebert

The stabilization of chiral magnetic spin-structures in thin films is often attributed to the interfacial Dzyaloshinskii-Moriya interaction (DMI). Very recently, however, it has been reported that the chirality induced by the DMI can be…

The interfacial Dzyaloshinskii-Moriya interaction (DMI) is important for chiral domain walls (DWs) and for stabilizing magnetic skyrmions. We study the effects of introducing increasing thicknesses of Ir, from zero to 2 nm, into a Pt/Co/Ta…

The Dzyaloshinskii-Moriya interaction (DMI) is a chiral interaction that favors formation of domain walls. Recent experiments and ab initio calculations show that there are multiple ways to modify the strength of the interfacially induced…

材料科学 · 物理学 2017-04-05 Jeroen Mulkers , Bartel Van Waeyenberge , Milorad V. Milošević

In most ferromagnets the magnetization rotates from one domain to the next with no preferred handedness. However, broken inversion symmetry can lift the chiral degeneracy, leading to topologically-rich spin textures such as spin-spirals and…

材料科学 · 物理学 2016-01-29 Satoru Emori , Uwe Bauer , Sung-Min Ahn , Eduardo Martinez , Geoffrey S. D. Beach

The Dzyaloshinskii-Moriya (DM) interaction is an antisymmetric exchange interaction that is responsible for the emergence of chiral magnetism. The origin of the DM interaction, however, remains to be identified albeit the large number of…

介观与纳米尺度物理 · 物理学 2019-07-03 Naoaki Kato , Masashi Kawaguchi , Yong-Chang Lau , Toru Kikuchi , Yoshinobu Nakatani , Masamitsu Hayashi

We theoretically demonstrate that the presence of Dzyaloshinskii-Moriya Interaction (DMI) can lead to enhancement of the spin-motive force (SMF) arising due to field-induced ferromagnetic domain wall motion. A SMF refers to an electric…

介观与纳米尺度物理 · 物理学 2018-12-05 Yuta Yamane

Recent advances in the understanding of spin orbital effects in ultrathin magnetic heterostructures have opened new paradigms to control magnetic moments electrically. The Dzyaloshinskii-Moriya interaction (DMI) is said to play a key role…

介观与纳米尺度物理 · 物理学 2013-08-09 Jacob Torrejon , Junyeon Kim , Jaivardhan Sinha , Michihiko Yamanouchi , Seiji Mitani , Masamitsu Hayashi , Hideo Ohno

We describe a field-driven domain wall creep-based method for the quantification of interfacial Dzyaloshinskii-Moriya interactions (DMI) in perpendicularly magnetized thin films. The use of only magnetic fields to drive wall motion removes…

The Dzyaloshinskii-Moriya interaction (DMI) has drawn great attention as it stabilizes magnetic chirality, with important implications in fundamental and applied research. This antisymmetric exchange interaction is induced by the broken…

We study the effect of the Dzyaloshinskii-Moriya interaction (DMI) on current-induced magnetic switching of a perpendicularly magnetized heavy-metal/ferromagnet/oxide trilayer both experimentally and through micromagnetic simulations. We…

介观与纳米尺度物理 · 物理学 2015-06-18 N. Perez , E. Martinez , L. Torres , S. -H. Woo , S. Emori , G. S. D. Beach

The Dzyaloshinskii-Moriya interaction (DMI) has been shown to stabilise Ne\'{e}l domain walls in magnetic thin films, allowing high domain wall velocities driven by spin current effects. DMI occurs at the interface between ferromagnetic and…

Interfacial Dzyaloshinkii-Moriya interaction (DMI) is a key ingredient in the stabilization of chiral magnetic states in thin films. Its sign and strength often determine crucial properties of magnetic objects, like their topology or how…

Recent advances in the understanding of spin orbital effects in ultrathin magnetic heterostructures have opened new paradigms to control magnetic moments electrically. The Dzyaloshinskii-Moriya interaction (DMI) is said to play a key role…

介观与纳米尺度物理 · 物理学 2015-06-18 Jacob Torrejon , Junyeon Kim , Jaivardhan Sinha , Seiji Mitani , Masamitsu Hayashi , Michihiko Yamanouchi , Hideo Ohno

In ultrathin ferromagnetic films sandwiched between two distinct heavy metal layers or between a heavy metal and an oxide layer, the Dzyaloshinskii-Moriya interaction (DMI) is of interfacial origin. Its chirality and strength are determined…

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