Magnon dispersion in thin magnetic films

Author: rgwq

August undefined, 2024

WebMagnon dispersion in thin magnetic films. Balashov, T., Buczek, P., Sandratskii, L. M., Ernst, A., Wulfhekel, W. Journal of Physics: Condensed Matter 26, (39), pp 394007/1-6 … WebDownload scientific diagram (Color online) Doppler effect of thin magnetic films driven by pure magnon current. A long stripline along thê thê z-direction is illustrated to pump the …

(PDF) Approaching soft X-ray wavelengths in nanomagnet-based …

WebPhysics PhD and Bachelors Degree in Advanced Materials and Nanoscience from Trinity College Dublin. Extensive experience … WebThin film Yttrium Iron Garnet (YIG) is a promising material for integrated magnonics. To introduce YIG into nanofabrication processes it is necessary to fabricate very thin YIG … uk coin checklist

Generation of exchange magnons in thin ferromagnetic films by ...

WebHere, we report wafer scale fabrication of densely packed Fe nanostripe-based magnetic thin films on a flexible substrate and their magnetic anisotropy properties. We find that Fe nanostripes exhibit large in-plane uniaxial anisotropy and nearly square hysteresis loops with energy products (BH max) exceeding 3 MGOe at room temperature. High density … WebSeven decades after the discovery of collective spin excitations in microwave-irradiated ferromagnets, there has been a rebirth of magnonics. However, magnetic nanodevices will enable smart GHz-to-THz devices at low power consumption only, if such Web2 jun. 2015 · Magnon spintronics is the field of spintronics concerned with structures, devices and circuits that use spin currents carried by magnons. Magnons are the quanta … uk coin flag

Nonlinear Magnon Scattering Mechanism for Microwave Pumping …

Magnon dispersion in thin magnetic films

Spin-Wave Doppler Shift by Magnon Drag in Magnetic Insulators

Web6 sep. 2024 · We demonstrate strong magnon-photon coupling of a thin-film Permalloy device fabricated on a coplanar superconducting resonator. A coupling strength of 0.152 … WebThe dispersion in Mn and Co films closely follows the dispersion of bulk samples with negligible dependence on thickness. The lifetime of magnons depends slightly on film …

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Web28 jan. 2011 · Magnon dispersion to four loops in the ABJM and ABJ models J A Minahan, O Ohlsson Sax and C Sieg View article PDF 049802 Free article On norm resolvent convergence of Schrödinger operators with δ'-like potentials Yu D Golovaty and R O Hryniv View article PDF WebAlthough the dispersion of magnons has been measured in many bulk materials, few studies deal with the changes in the dispersion when the material is in the form of a thin …

Web1 jun. 2024 · The data are measured in the middle of the YIG thin film stripe where the magnons are adiabatically converted to phonons. The dashed curve shows the pure … WebDr. Katarzyna Siewierska completed her PhD in Physics in 2024 at University of Dublin, Trinity College. Her thesis title was `Development and Characterisation Zero-moment …

Web13 apr. 2024 · Symmetry-based selection rules for magnon-phonon interactions predicted by our modeling approach allow for the unambiguous discrimination between spatially uniform and nonuniform modes, as confirmed by comparing the resonantly enhanced magnetoelastic dynamics simultaneously measured on opposite sides of the film. Web1 dec. 2006 · We study the focusing of bulk and surface spin waves in thin ferromagnetic films. This is done by first solving the implicit dispersion relation obtained from the …

WebFIG. 1. Doppler effect of thin magnetic films driven by pure magnon current. A long stripline along the zˆ direction is illustrated to pump the magnon current (the green thick …

WebHere, we review the recent progress of magnonics based on thin-film iron garnets, including the yttrium iron garnet (YIG). Short-wavelength spin waves with dispersion relation … uk coin nihonWeb12 sep. 2014 · Although the dispersion of magnons has been measured in many bulk materials, few studies deal with the changes in the dispersion when the material is in … thomas strong gilbert jrWebMagnon dispersion in thin magnetic films. scientific article published on 12 September 2014. Statements. instance of. scholarly article. 1 reference. stated in. Europe PubMed … thomas strong armstrong iowaWebcharacterization of the films presented in “Spin Seebeck effect and magnon diffusion length in Fe 3 O 4” is given in this supplementary information. Inelastic neutron scattering was … thomas strunkWeb13 okt. 2024 · Understanding the spin dynamics in antiferromagnetic (AFM) thin films is fundamental for designing novel devices based on AFM magnon transport. Here, we … uk coin nameWeb17 dec. 2024 · The nonlinear response of a magnetic thin film subject to microwave radiation is quantitatively predicted in the steady state. Three- and four-magnon … thomas strowlgerWebThe measurements indicate a considerable mode softening for thinner films. Magnon lifetimes decrease dramatically near the edge of the Brillouin zone due to a close … thomas strother edwards md