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Related papers: Dispersion in magnetostatic CoTaZr spin wave-guide…

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We study experimentally the propagation of nanosecond spin-wave pulses in microscopic waveguides made of nanometer-thick yttrium iron garnet films. For these studies, we use micro-focus Brillouin light scattering spectroscopy, which…

We investigate the spin dynamics of the non-collinear kagome triangular anti-ferromagnet Mn$_3$Rh using linear response time-dependent density functional theory. To this end, we present a novel first principles computational scheme for the…

Materials Science · Physics 2026-04-22 David Eilmsteiner , Arthur Ernst , Paweł A. Buczek

electromagnetic field distributions are found for frequencies slightly under one hundred giga Hertz, using a left handed substrate in a microstrip guided wave structure

Materials Science · Physics 2007-05-23 Clifford M. Krowne , Maurice Daniel

The spin wave dispersions of the low temperature antiferromagnetic phase (AF1) MnWO$_4$ have been numerically calculated based on the recently reported non-collinear spin configuration with two different canting angles. A Heisenberg model…

Materials Science · Physics 2018-08-01 B. -Q. Liu , S. -H. Park , P. Cermak , A. Schneidewind , Y. Xiao

The temperature dependence of the spin diffusion length typically reflects the scattering mechanism responsible for spin relaxation. Within non-magnetic metals it is reasonable to expect the Elliot-Yafet mechanism to play a role and thus…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 J. T. Batley , M. C. Rosamond , M. Ali , E. H. Linfield , G. Burnell , B. J. Hickey

We study the propagation of plane waves in an unbounded body of a saturated ferromagnetoelastic solid. The equations by Tiersten for small fields superposed on finite initial fields in a saturated ferromagnetoelastic material are employed,…

Applied Physics · Physics 2023-07-19 Qingguo Xia , Jianke Du , Jiashi Yang

The magnetic radiation of the fully-condensed states of $^{23}$Na condensates have been studied. A narrow characteristic spectral line with a wave length proportional to N^(-2/5) (N is the number of particles) and with a probability of…

Other Condensed Matter · Physics 2009-11-13 Zhibing Li , Chengguang Bao

1D spin-wave conduits are envisioned as nanoscale components of magnonics-based logic and computing schemes for future generation electronics. `A-la-carte methods of versatile control of the local magnetization dynamics in such nanochannels…

We demonstrate the structural imaging of magnetostatic spin-wave modes hosted in a millimeter-sized ferromagnetic sphere. Unlike for low-dimensional magnetic materials, there is no prior technique to image these modes in bulk magnetized…

Materials Science · Physics 2019-08-07 Arnaud Gloppe , Ryusuke Hisatomi , Yosuke Nakata , Yasunobu Nakamura , Koji Usami

Spin transport properties at finite electric and magnetic fields are studied by using the generalized semiclassical Boltzmann equation. It is found that the spin diffusion equation for non-equilibrium spin density and spin currents involves…

Materials Science · Physics 2009-11-07 Y. Qi , S. Zhang

In this work, a scanning inverse spin Hall effect measurement system based on a shorted coaxial resonator has been built, which provides a high throughput method to characterize spin transport properties. The spin diffusion length of Ta at…

Materials Science · Physics 2022-12-08 Peiwen Luo , Zhe Wu , Fei Huang , Bing Peng , Wenxu Zhang

Elastic and inelastic neutron scattering were used to study the ordered phase of the quasi-one-dimensional spin-1/2 antiferromagnet ${\rm BaCu_{2}Si_{2}O_{7}}$. The previously proposed model for the low-temperature magnetic structure was…

Strongly Correlated Electrons · Physics 2016-08-15 M. Kenzelmann , A. Zheludev , S. Raymond , E. Ressouche , T. Masuda , P. Böni , K. Kakurai , I. Tsukada , K. Uchinokura , R. Coldea

Resonant coupling of coplanar waveguides is explored by wrapping proximate shorted ends of the waveguides with micron size ferromagnetic Co90Ta5Zr5 tubes. Ferromagnetic resonance and up to 7 outer surface modes are identified. Experimental…

Materials Science · Physics 2009-10-14 A. Kozhanov , D. Ouellette , M. Rodwell , D. W. Lee , S. X. Wang , S. J. Allen

We have investigated optically-excited magnetoelastic waves by phase-resolved spin-wave tomography (PSWaT). PSWaT reconstructs dispersion relation of spin waves together with their phase information by using time-resolved magneto-optical…

Materials Science · Physics 2018-07-04 Yusuke Hashimoto , Tom H. Johansen , Eiji Saitoh

Spin accumulation and spin precession in single-layer graphene are studied by non-local spin valve measurements at room temperature. The dependence of the non-local magnetoresistance on electrode spacing is investigated and the results…

Mesoscale and Nanoscale Physics · Physics 2010-01-20 Wei Han , K. Pi , W. Bao , K. M. McCreary , Yan Li , W. H. Wang , C. N. Lau , R. K. Kawakami

The magnetotransport in a set of identical parallel AlGaN/GaN quantum wire structures was investigated. The width of the wires was ranging between 1110 nm and 340 nm. For all sets of wires clear Shubnikov--de Haas oscillations are observed.…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 P. Lehnen , Th. Schapers , N. Kaluza , N. Thillosen , H. Hardtdegen

Spin wave scattering in the right angle ferromagnetic cross was measured. Shape anisotropy defined magnetization ground states at zero biasing magnetic fields. Scattering of the spin waves in the center of ferromagnetic cross is strongly…

Materials Science · Physics 2012-11-07 Alexander Kozhanov , Alexander Anferov , Ajey P. Jacob , S. James Allen

Motivated by the importance of magnetization dynamics in nanomagnets for the development and optimization of magnetic devices and sensors, we measured and modeled spin wave spectra in patterned elliptical nanomagnets. Ferromagnetic…

Materials Science · Physics 2021-02-03 H. T. Nembach , R. D. McMichael , M. L. Schneider , J. M. Shaw , T. J. Silva

Applying the separated spin evolution quantum hydrodynamics to two-dimensional electron gas in plane samples and nanotubes located in external magnetic fields we find new kind of wave in electron gas, which is called the spin-electron…

Plasma Physics · Physics 2016-01-05 Pavel A. Andreev , L. S. Kuz'menkov

The dispersion of small amplitude, impulsively excited wave trains propagating along a magnetic flux tube is investigated. The initial disturbance is a localized transverse displacement of the tube that excites a fast kink wave packet. The…

Solar and Stellar Astrophysics · Physics 2015-06-18 R. Oliver , M. S. Ruderman , J. Terradas
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