English
Related papers

Related papers: Amplifying spin waves along N\'eel domain wall by …

200 papers

Magnonics is gaining momentum as an emerging technology for information processing. The wave character and Joule heating-free propagation of spin-waves hold promises for highly efficient analog computing platforms, based on integrated…

Using analysis of iso-frequency contours of the spin-wave dispersion relation, supported by micromagnetic simulations, we study the propagation of spin-wave (SW) beams in thin ferromagnetic films through the areas of the inhomogeneous…

Mesoscale and Nanoscale Physics · Physics 2018-03-28 Pawel Gruszecki , Maciej Krawczyk

Magnonic waveguide based on domain wall (DW) is considered as a crucial breakthrough toward the realization of magnonic nanocircuits. However, the effective control of spin waves propagating in DWs remains to be explored. Here, we construct…

Mesoscale and Nanoscale Physics · Physics 2026-01-07 Zhenyu Wang , Xingen Zheng , Zhixiong Li , Zhizhi Zhang , Xiansi Wang

Spin waves are promising information carriers which can be used in modern magnonic devices, characterized by higher performance and lower energy consumption than presently used electronic circuits. However, before practical application of…

Mesoscale and Nanoscale Physics · Physics 2019-03-05 M. Mailyan , P. Gruszecki , O. Gorobets , M. Krawczyk

The field of magnonics attracts significant attention due to the possibility of utilizing information coded into the spin-wave phase or amplitude to perform computation operations on the nanoscale. Recently, spin waves were investigated in…

Spin-wave-based computing has emerged as a promising approach to overcome the fundamental limitations of CMOS technologies. However, the increasing demand for device miniaturization down to a 100 nm scale presents significant challenges for…

A method for deterministic control of the magnetic order parameter using an electrical stimulus is highly desired for the new generation of spintronic and magnetoelectronic devices. Much effort has been focused on magnetic domain-wall…

Spin waves - the elementary excitations of magnetic materials - are prime candidate signal carriers for low dissipation information processing. Being able to image coherent spin-wave transport is crucial for developing interference-based…

The spin-transfer torque is a fundamental physical quantity to operate the spintronics devices such as racetrack memory. We theoretically study the spin-transfer torque and analyze the dynamics of the magnetic domain walls in magnetic Weyl…

Mesoscale and Nanoscale Physics · Physics 2019-05-08 Daichi Kurebayashi , Kentaro Nomura

We present a numerical approach to efficiently calculate spin-wave dispersions and spatial mode profiles in magnetic waveguides of arbitrarily shaped cross section with any non-collinear equilibrium magnetization which is translationally…

Mesoscale and Nanoscale Physics · Physics 2024-06-12 Lukas Körber , Gwendolyn Quasebarth , Andreas Otto , Attila Kákay

Transverse domain wall (TDW) dynamics in long and narrow spin valves with perpendicular current injection is theoretically investigated. We demonstrate that stable traveling-wave motion of TDWs with finite velocity survives for strong…

Mesoscale and Nanoscale Physics · Physics 2019-08-14 Mei Li , Zhong An , Jie Lu

We study the propagation of surface spin waves in two wave guides coupled through the dipole-dipole interaction. Essential for the observations made here is the magneto-electric coupling between the spin waves and the effective…

Strongly Correlated Electrons · Physics 2019-09-04 Xi-guang Wang , L. Chotorlishvili , Guang-hua Guo , J. Berakdar

We present a method for efficient spin wave guiding within the magnonic nanostructures. Our technique is based on the anomalous refraction in the metamaterial flat slab. The gradual change of the material parameters (saturation…

Applied Physics · Physics 2020-05-20 S Mieszczak , O. Busel , P. Gruszecki , A. N. Kuchko , J. W. Kłos , M. Krawczyk

We study domain wall (DW) dynamics in permalloy nanowires excited by alternating spin-polarized current applied perpendicular to the nanowire. Spin torque ferromagnetic resonance measurements reveal that DW oscillations at a pinning site in…

Materials Science · Physics 2013-05-29 C. T. Boone , J. A. Katine , M. Carey , J. R. Childress , X. Cheng , I. N. Krivorotov

According to the recent experiment by the Fert group, the velocity of domain wall motion in the spin valve ferromagnetic nanowires was almost doubly enhanced compared to the old value. In this work, we propose an additional torque model,…

Materials Science · Physics 2008-11-21 Tae-Suk Kim

We report the transverse control of spin-wave propagation in the configuration where the spin-wave wavevector k is perpendicular to the charge-current density J. Building on theoretical predictions of spin-wave refraction by nonuniform…

Mesoscale and Nanoscale Physics · Physics 2025-12-19 Lorenzo Gnoatto , Rai M. Menezes , Artim L. Bassant , Rembert A. Duine , Milorad V. Milosevic , Reinoud Lavrijsen

We present a theoretical study of spin-wave scattering by a twisted domain wall (DW) in a two-dimensional ferromagnet with easy-axis anisotropy. While the twisted DW generates an effective gauge field for spin waves, leading to a deflection…

Mesoscale and Nanoscale Physics · Physics 2026-01-15 Ehsan Faridi , Se Kwon Kim , Giovanni Vignale

Using frequency-domain finite element calculations cross-checked with micromagnetic simulations, we demonstrate that the phase of spin waves reflected from an interface between a permalloy film and a bilayer can be controlled by changing…

Mesoscale and Nanoscale Physics · Physics 2020-09-23 Krzysztof Sobucki , Wojciech Śmigaj , Justyna Rychły , Maciej Krawczyk , Paweł Gruszecki

The increasing demand for higher data volume and faster transmission in modern wireless telecommunication systems has elevated requirements for 5G high-band RF hardware. Spin-Wave technology offers a promising solution, but its adoption is…

Computational Physics · Physics 2025-06-11 Florian Bruckner , Kristýna Davídková , Claas Abert , Andrii Chumak , Dieter Suess

We demonstrate a microscopic magnonic-crystal waveguide produced by nano-patterning of a 20 nm thick film of Yttrium Iron Garnet. By using the phase-resolved micro-focus Brillouin light scattering spectroscopy, we map the intensity and the…

Mesoscale and Nanoscale Physics · Physics 2017-05-08 M. Collet , M. Evelt , V. E. Demidov , J. L. Prieto , M. Muñoz , J. Ben Youssef , G. de Loubens , O. Klein , P. Bortolotti , V. Cros , A. Anane , S. O. Demokritov
‹ Prev 1 3 4 5 6 7 10 Next ›