English
Related papers

Related papers: Device geometry dependent deterministic skyrmion g…

200 papers

Solitonic magnetic excitations such as domain walls and, specifically, skyrmionics enable the possibility of compact, high density, ultrafast,all-electronic, low-energy devices, which is the basis for the emerging area of skyrmionics. The…

Magnetic skyrmions are intriguing topological spin textures that promise future high-density spintronic devices. The creation of magnetic skyrmions has been understood based on the energetics of skyrmions, but the detailed dynamic process…

Mesoscale and Nanoscale Physics · Physics 2020-11-17 Soong-Geun Je

Magnetic skyrmions are topologically protected local magnetic solitons that are promising for storage, logic or general computing applications. In this work, we demonstrate that we can use a skyrmion device based on [W/CoFeB/MgO] 1 0…

A skyrmion is a topological texture in the continuum field theory. Recent experimental observation of skyrmions in chiral magnet evokes a flourish of its extensive study. Skyrmion is expected to be a key component of the next generation…

Strongly Correlated Electrons · Physics 2014-08-15 Yan Zhou , Motohiko Ezawa

Implementation of skyrmion based energy efficient and high-density data storage devices requires aggressive scaling of skyrmion size. Ferrimagnetic materials are considered to be a suitable platform for this purpose due to their low…

Mesoscale and Nanoscale Physics · Physics 2021-11-29 Md Mahadi Rajib , Walid Al Misba , Dhritiman Bhattacharya , Jayasimha Atulasimha

Topological magnetic textures, characterized by integer topological charge $S$, are potential candidates in future magnetic logic and memory devices, due to their smaller size and expected low threshold current density for their motion. An…

Magnetic skyrmions with a well-defined spin texture have shown unprecedented potential for various spintronic applications owning to their topologically non-trivial and quasiparticle properties. To put skyrmions into practical technology,…

Materials Science · Physics 2023-08-16 Ruyi Chen , Chong Chen , Lei Han , Peisen Liu , Rongxuan Su , Wenxuan Zhu , Yongjian Zhou , Feng Pan , Cheng Song

Spintronics has gone through substantial progress due to its applications in energy-efficient memory, logic and unconventional computing paradigms. Multilayer ferromagnetic thin films are extensively studied for understanding the domain…

Magnetic skyrmions are topologically non-trivial spin structure, and their existence in ferromagnetically coupled multilayers has been reported with disordered arrangement. In these multilayers, the heavy metal spacing layers provide an…

Strongly Correlated Electrons · Physics 2019-10-30 Yong Li , Qiyuan Feng , Sihua Li , Ke Huang , Weiliang Gan , Haibiao Zhou , Xiangjun Jin , Xiao Renshaw Wang , Fusheng Ma , Qingyou Lu , Wen Siang Lew

Skyrmions have attracted significant interest due to their topological spin structures and fascinating physical features. The skyrmion phase arises in materials with Dzyaloshinskii-Moriya (DM) interaction at interfaces or in volume of…

Synthetic ferrimagnetic (SFiM) multilayers offer a versatile platform for hosting skyrmions with tunable magnetic properties, combining the advantages of ferromagnets and antiferromagnets. Unlike synthetic antiferromagnets, SFiMs retain a…

Magnetic skyrmions are vortex-like, swirls of magnetisation whose topological protection and particle-like nature have suggested them to be suitable for a number of novel spintronic devices. One such application is skyrmionic computing,…

Magnetic skyrmions are localized, topologically protected spin-structures that have been proposed for storing or processing information due to their intriguing dynamical and transport properties. Important in terms of applications is the…

Materials Science · Physics 2016-06-07 B. Dupé , G. Bihlmayer , S. Blügel , S. Heinze

Magnetic skyrmions are quasiparticles with non-trivial topology, envisioned to play a key role in next-generation data technology while simultaneously attracting fundamental research interest due to their emerging topological charge. In…

We propose a new method to generate magnetic skyrmions through spin-wave focusing in chiral ferromagnets.A lens is constructed to focus spin waves by a curved interface between two ferromagnetic thin films with different perpendicular…

Mesoscale and Nanoscale Physics · Physics 2020-12-04 Zhenyu Wang , Z. -X. Li , Ruifang Wang , Bo Liu , Hao Meng , Yunshan Cao , Peng Yan

Spin textures such as magnetic domain walls and skyrmions have the potential to revolutionize electronic devices by encoding information bits. Although recent advancements in ferromagnetic films have led to promising device prototypes,…

Materials Science · Physics 2023-07-18 Kang Wang , Vineetha Bheemarasetty , Gang Xiao

Nonlinear phenomena in physical systems can be used for brain-inspired computing with low energy consumption. Response from the dynamics of a topological spin structure called skyrmion is one of the candidates for such a neuromorphic…

Emerging Technologies · Computer Science 2022-10-07 Tomoyuki Yokouchi , Satoshi Sugimoto , Bivas Rana , Shinichiro Seki , Naoki Ogawa , Yuki Shiomi , Shinya Kasai , Yoshichika Otani

Skyrmions, topologically stable magnetic solitons characterized by whirling magnetization in nanoscale magnetic elements, show promise information carriers in spintronics and spin-based quantum computing due to their unique properties:…

Mesoscale and Nanoscale Physics · Physics 2024-11-08 Suyeong Jeong , Dae-Han Jung , Hee-Sung Han , Ganghwi Kim , Myeonghwan Kang , Mi-Young Im , Younggun Park , Ki-Suk Lee

Skyrmions have been proposed as new information carriers in racetrack memory devices. To realise such devices, a small size; high speed of propagation; and minimal skyrmion Hall angle are required. Synthetic antiferromagnets (SAFs) present…

Mesoscale and Nanoscale Physics · Physics 2025-08-01 Christopher E. A. Barker , Charles Parton-Barr , Christopher H. Marrows , Olga Kazakova , Craig Barton

We numerically simulate the formation of $(2+1)$-dimensional baby Skyrmions and $(3+1)$-dimensional $SU(2)$ Skyrmions from domain wall collisions. It has been suggested that Skyrmion, anti-Skyrmion pairs can be produced from the interaction…

High Energy Physics - Theory · Physics 2015-07-28 Thomas Winyard
‹ Prev 1 2 3 10 Next ›