English
Related papers

Related papers: Magnetic skyrmion generation by reflective spin-wa…

200 papers

Electrical generation of THz spin waves is theoretically explored in an antiferromangetic nanostrip via the current-induced spin-orbit torque. The analysis based on micromagnetic simulations clearly illustrates that the Neel-vector…

Mesoscale and Nanoscale Physics · Physics 2019-06-14 Xinyi Xu , Yuriy G. Semenov , Ki Wook Kim

The Dzyaloshinskii-Moriya interaction (DMI), favoring a chiral spin structure like the skyrmion, gives rise to the nonreciprocal propagation of spin waves. We investigate the propagation of spin waves in a nanostripe with the presence of a…

Mesoscale and Nanoscale Physics · Physics 2019-02-28 Chunlei Zhang , Chendong Jin , Jinshuai Wang , Haiyan Xia , Jianing Wang , Jianbo Wang , Qingfang Liu

The formation of quasi-2D nonlinear spin-wave eigenmodes in longitudinally magnetized stripes of a ferrimagnetic film, so-called guided spin-wave bullets, was experimentally observed by using time- and space-resolved Brillouin light…

Other Condensed Matter · Physics 2009-03-04 A. A. Serga , M. P. Kostylev , B. Hillebrands

We study the magnon spin photocurrent in effective spin models for Cr2O3, a material known for its magnetoelectric effect. Using nonlinear response theory, we show that magnon spin current can be generated by both linearly and circularly…

Mesoscale and Nanoscale Physics · Physics 2025-08-25 Zhuo-Cheng Gu , Hiroaki Ishizuka

Transmission of microwave spin waves through a microstructured magnonic crystal in the form of a permalloy waveguide of a periodically varying width was studied experimentally and theoretically. The spin wave characteristics were measured…

Mesoscale and Nanoscale Physics · Physics 2011-07-06 A. V. Chumak , P. Pirro , A. A. Serga , M. P. Kostylev , R. L. Stamps , H. Schultheiss , K. Vogt , S. J. Hermsdoerfer , B. Laegel , P. A. Beck , B. Hillebrands

Magnetic skyrmions are localized nanometer-sized spin configurations with particle_like properties, which are envisioned to be used as bits in next_generation information technology. An essential step towards future skyrmion-based…

Spin-polarized electron beam sources enable studies of spin-dependent electric and magnetic effects at the nanoscale. We propose a method of creating spin-polarized electrons on an integrated photonics chip by laser driven nanophotonic…

We report the experimental observation of the spin-wave moir\'e edge and cavity modes using Brillouin light scattering spectro-microscopy in a nanostructured magnetic moir\'e lattice consisting of two twisted triangle antidot lattices based…

We study, both experimentally and theoretically, the generation of a dc spinmotive force. By exciting a ferromagnetic resonance of a comb-shaped ferromagnetic thin film, a continuous spinmotive force is generated. Experimental results are…

Mesoscale and Nanoscale Physics · Physics 2011-12-02 Yuta Yamane , Kohei Sasage , Toshu An , Kazuya Harii , Jun-ichiro Ohe , Jun'ichi Ieda , Stewart E. Barnes , Eiji Saitoh , Sadamichi Maekawa

In magnonics, an emerging branch of wave physics characterized by low-energy consumption, it is highly desirable to realize circuit elements within the scope of spin-wave computing. Here, based on numerical simulations, we demonstrate the…

Mesoscale and Nanoscale Physics · Physics 2020-09-30 Krzysztof Szulc , Piotr Graczyk , Michał Mruczkiewicz , Gianluca Gubbiotti , Maciej Krawczyk

Soap bubbles form when blowing air through a suspended thin film of soapy water and this phenomenon entertains children and adults alike. The formation of soap bubbles from thin films is accompanied by topological transitions, and thus the…

With the recent proposition of skyrmion utilization in racetrack memories at room temperature, skyrmionics has become a very attractive field. However, for the stability of skyrmions, it is essential to incorporate the Dzyaloshinskii-Moriya…

Mesoscale and Nanoscale Physics · Physics 2018-03-09 R. P. Loreto , W. A. Moura-Melo , A. R. Pereira , X. Zhang , Y. Zhou , M. Ezawa , C. I. L. Araujo

We demonstrate a current-controlled, dynamic magnonic crystal. It consists of a ferrite film whose internal magnetic field exhibits a periodic, cosine-like variation. The field modulation is created by a direct current flowing through an…

Other Condensed Matter · Physics 2009-10-14 A. V. Chumak , T. Neumann , A. A. Serga , B. Hillebrands , M. P. Kostylev

A method for the controlled generation of intense high frequency electromagnetic fields by a breaking Langmuir wave (relativistic flying mirrors) in a gradually inhomogeneous plasma is proposed. The wave breaking threshold depends on the…

Magnetic auto-oscillations are damping-compensated magnetization precessions. They can be generated in spin Hall nano-oscillators (SHNO) among others. Current research on these devices is dedicated to create next generation energy-efficient…

Mesoscale and Nanoscale Physics · Physics 2024-06-25 Toni Hache , Anshu Anshu , Tetyana Shalomayeva , Rainer Stöhr , Klaus Kern , Jörg Wrachtrup , Aparajita Singha

Recent experimental work has demonstrated optical control of spin wave emission by tuning the shape of the optical pulse (Satoh et al.\ Nature Photonics, 6, 662 (2012)). We reproduce these results and extend the scope of the control by…

Mesoscale and Nanoscale Physics · Physics 2017-09-01 L. J. A. van Tilburg , F. J. Buijnsters , A. Fasolino , T. Rasing , M. I. Katsnelson

We consider current-driven motion of magnetic skyrmions in granular magnetic films. The study uses micromagnetic modeling and phenomenological analysis based on the Thiele formalism. Remarkably, disorder enhances the effective skyrmion Hall…

Mesoscale and Nanoscale Physics · Physics 2019-03-27 A. Salimath , A. Abbout , A. Brataas , A. Manchon

Magnetic skyrmions are localized particle-like nontrivial swirls that are promising in building high-performance topological spintronic devices. The read-out functions in skyrmionic devices require the translation of magnetic skyrmions to…

Mesoscale and Nanoscale Physics · Physics 2022-12-13 Jin Tang , Jialiang Jiang , Ning Wang , Yaodong Wu , Yihao Wang , Junbo Li , Y. Soh , Yimin Xiong , Lingyao Kong , Shouguo Wang , Mingliang Tian , Haifeng Du

Magnetic skyrmions hold promise for spintronic devices. To explore the dynamical properties of skyrmions in devices, a nanoscale method to image spin textures in response to a stimulus is essential. Here, we apply a technique for operando…

Mesoscale and Nanoscale Physics · Physics 2021-02-03 Albert M. Park , Zhen Chen , Xiyue S. Zhang , Lijun Zhu , David A. Muller , Gregory D. Fuchs

Spin waves are promising chargeless information carriers for the future, energetically efficient beyond-CMOS systems. Among many advantages there are the ease of achieving nonlinearity, the variety of possible interactions, and excitation…

Mesoscale and Nanoscale Physics · Physics 2022-03-22 Pawel Gruszecki , Konstantin Y. Guslienko , Igor L. Lyubchanskii , Maciej Krawczyk
‹ Prev 1 8 9 10 Next ›