English
Related papers

Related papers: Readable Racetrack Memory via Ferromagnetically Co…

200 papers

Magnetic skyrmion holds promise as information carriers in the next-generation memory and logic devices, owing to the topological stability, small size and extremely low current needed to drive it. One of the most potential applications of…

Mesoscale and Nanoscale Physics · Physics 2017-02-21 Wang Kang , Chentian Zheng , Yangqi Huang , Xichao Zhang , Yan Zhou , Weifeng Lv , Weisheng Zhao

Interconnected magnetic nanowire (NW) networks offer a promising platform for 3-dimensional (3D) information storage and integrated neuromorphic computing. Here we report discrete propagation of magnetic states in interconnected Co nanowire…

Magnetic skyrmions are promising candidates for logic-in-memory applications, intrinsically merging high density non-volatile data storage with computing capabilities, owing to their nanoscale size, fast motion, and mutual repulsions.…

Mesoscale and Nanoscale Physics · Physics 2022-09-07 Naveen Sisodia , Johan Pelloux-Prayer , Liliana D. Buda-Prejbeanu , Lorena Anghel , Gilles Gaudin , Olivier Boulle

Two-dimensional (2D) ferromagnetic charge density wave (CDW), an exotic quantum state for exploring the intertwining effect between correlated charge and spin orders in 2D limit, has not been discovered in the experiments yet. Here, we…

Materials Science · Physics 2023-04-25 Heng Jin , Jiabin Chen , Yang Li , Bin Shao , Bing Huang

Magnetic bilayers with different magnetic anisotropy directions are interesting for spintronic appli- cations as they offer the possibility to engineer tilted remnant magnetization states. We investigate the ferromagnetic resonance (FMR)…

Mesoscale and Nanoscale Physics · Physics 2018-12-05 Jun-Wen Xu , Volker Sluka , Bartek Kardasz , Mustafa Pinarbasi , Andrew D. Kent

Information technologies require entangling data stability with encryption for a next generation of secure data storage. Current magnetic memories, ranging from low-density stripes up to high-density hard drives, can ultimately be detected…

Magnetic skyrmions are particle-like textures in the magnetization, characterized by a topological winding number. Nanometer-scale skyrmions have been observed at room temperature in magnetic multilayer structures. The combination of small…

Strongly Correlated Electrons · Physics 2017-02-14 Jan Müller

Domain walls in ferromagnetic nanowires are potential building-blocks of future technologies such as racetrack memories, in which data encoded in the domain walls are transported using spin-polarised currents. However, the development of…

The magnetostatic interaction between magnetic domain walls (DWs) in adjacent nanotracks has been shown to produce strong inter-DW coupling and mutual pinning. In this paper, we have used electrical measurements of adjacent spin-valve…

Materials Science · Physics 2013-04-04 J. Sampaio , L. O'Brien , D. Petit , D. E. Read , E. R. Lewis , H. T. Zeng , L. Thevenard , S. Cardoso , R. P. Cowburn

Skyrmions and domain walls are typical spin textures of significant technological relevance to magnetic memory and logic applications, where they are used as carriers of information. The unique topology of skyrmions makes them to display…

Mesoscale and Nanoscale Physics · Physics 2016-08-08 Xiangjun Xing , Philip W. T. Pong , Yan Zhou

Magnetic random access memory schemes employing magnetoelectric coupling to write binary information promise outstanding energy efficiency. We propose and demonstrate a purely antiferromagnetic magnetoelectric random access memory…

Race logic is a relative timing code that represents information in a wavefront of digital edges on a set of wires in order to accelerate dynamic programming and machine learning algorithms. Skyrmions, bubbles, and domain walls are mobile…

In the last decade, two revolutionary concepts in nano magnetism emerged from research for storage technologies and advanced information processing. The first suggests the use of magnetic domain walls (DWs) in ferromagnetic nanowires to…

Mesoscale and Nanoscale Physics · Physics 2019-08-07 N. Sato , K. Schultheiss , L. Körber , N. Puwenberg , T. Mühl , A. A. Awad , S. S. P. K. Arekapudi , O. Hellwig , J. Fassbender , H. Schultheiss

The Dzyaloshinskii-Moriya interaction (DMI) is at the heart of many modern developments in the research field of spintronics. DMI is known to generate noncollinear magnetic textures, and can take two forms in antiferromagnets: homogeneous…

Materials Science · Physics 2021-10-19 A. Ross , R. Lebrun , O. Gomonay , J. Sinova , A. Kay , D. A. Grave , A. Rothschild , M. Kläui

Antiferromagnets offer remarkable promise for future spintronics devices, where antiferromagnetic order is exploited to encode information. The control and understanding of antiferromagnetic domain walls (DWs) - the interfaces between…

A magnetic skyrmion is a topological magnetization structure with a nanometric size and a well-defined swirling spin distribution, which is anticipated to be an essential building block for novel skyrmion-based device applications. We study…

Mesoscale and Nanoscale Physics · Physics 2016-08-10 Xichao Zhang , Motohiko Ezawa , Yan Zhou

The advance of magnetic nanotechnologies relies on detailed understanding of nanoscale magnetic mechanisms in materials. Magnetic domain memory (MDM), i.e., the tendency for magnetic domains to repeat the same pattern during field-cycling,…

Mesoscale and Nanoscale Physics · Physics 2020-07-10 Karine Chesnel , Alex Safsten , Matthew Rytting , Eric E. Fullerton

The current-driven domain wall motion along two exchange-coupled ferromagnetic layers with perpendicular anisotropy is studied by means of micromagnetic simulations and compared to the conventional case of a single ferromagnetic layer. Our…

Mesoscale and Nanoscale Physics · Physics 2018-01-24 Oscar Alejos , Victor Raposo , Luis Sanchez-Tejerina , Riccardo Tomasello , Giovanni Finocchio , Eduardo Martinez

Antiferromagnets (AFs) are remarkable magnetically ordered materials that due to the absence of a net magnetic moment do not generate dipolar fields and are insensitive to external magnetic field perturbations. However, it has been…

We investigate the inversion process of magnetic domain walls (DWs) propagating through synthetic noncollinear magnetic textures, whereby an up/down DW can be transformed into a down/up DW and vice versa. We exploit the lateral coupling…