Damon-eshbach spin waves
WebAug 15, 2000 · The dipole terms are expressed in a Hamiltonian formalism, and the dipole sums are calculated in a rapidly convergent form. The Damon-Eshbach surface modes … Web自旋波(spin wave)是磁性体系中自旋进动的集体激发态,最早由物理学家布洛赫(Bloch,1952年诺贝尔物理学奖获得者)[1]于1930 年提出,用来解释铁磁体自发磁化强度随温度变化的重要规律,随后在1957 年被物理学家布罗克豪斯(Brockhouse,1994 年诺贝尔物理学奖获得者)[2]采用非 ...
Damon-eshbach spin waves
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WebThe observed spin wave excitation spectra must be interpreted with spin wave quantization such as Damon-Eshbach mode separation. It was found that the spin wave quantization is related to the stripe magnetic domain structure in continuous film. The physical origin of the quantization is the partial reflection of the propagating spin wave at the ... WebDive into the research topics of 'Generating wave vector specific Damon-Eshbach spin waves in Py using a diffraction grating'. Together they form a unique fingerprint. wavelengths INIS 100%. silver INIS 100%. spin waves INIS 100%. Arrays Physics 100%. Silver Physics 100%.
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 WebJun 1, 1960 · Examination of the spatial configuration of the magnetostatic modes of a ferromagnetic body shows that those modes whose frequency lies between ω= γ(BiHi)1 …
WebApr 1, 2013 · In this paper, we report systematic measurements of the dispersion of long wavelength spin waves for a wide range of wave vectors for the magnetic field along the … WebApr 7, 2014 · Thermally excited spin waves in thin Co/sub 91/-Zr/sub 9/ sputtered films havebeen studied at room temperature by Brillouin scattering in external magneticfields of up to 3.5 kOe. In order to precisely determine the /ital g/ factor andthe surface exchange constant, we extensively studied the Damon--Eshbach modein a 1-..mu..m-thick film.
WebJun 17, 2016 · In 2013 An et al. have shown that by the excitation of nonreciprocal spin waves, so-called Damon-Eshbach modes (DEM), in a 400 μm thick Yttrium Iron Garnet (YIG) crystal heat can be transported ...
WebMay 2, 2012 · Figure 2(d) displays the dispersion relation of a Damon Eshbach spin wave inside the waveguide (blue curve) with the internal field reduced to 160 Oe so that the k=0 spin wave frequency agrees with experimental value (3.6 GHz). The finite width of the waveguide (20 µm) generally suppresses waveguide internal field due to … easy outdoor side table plansWebJun 16, 2014 · An unusual peculiarity of the IDMI-based pinning is that its scales as the spin-wave wave number. We incorporate these boundary conditions into an existing numerical model for the dynamics of the Damon-Eshbach spin wave in ferromagnetic films. IDMI affects the dispersion and the frequency non-reciprocity of the travelling … easy outdoor space domeWebReciprocal Damon-Eshbach-type spin wave excitation in a magnonic crystal due to tunable magnetic symmetry R. Huber,1 M. Krawczyk,2 T. Schwarze,1 H. Yu,1 G. Duerr,1 S. … easy outdoor summer appetizersWebMar 15, 2024 · Semantic Scholar extracted view of "Temporal evolution of the spin-wave intensity and phase in a local parametric amplifier" by T. Brächer et al. Skip to search … easy outdoor shower diyWebAug 3, 2015 · a, Sketch of a Damon–Eshbach spin wave propagating at the Ni 80 Fe 20 /Pt interface with wavevector k M ∥ − x with the magnetization M ∥ + z.All individual moments precess in the external ... easy outdoor shower kitsWebNov 11, 2024 · (C) The NV ESR frequencies ω ± are swept over the Damon-Eshbach spin-wave dispersion (black line) by tuning B 0. For any B 0 (1) < B 0 (2), ω − is resonant with spin waves of finite wavelength. At B 0 = B 0 (2), ω − is resonant with the ferromagnetic resonance (FMR). easy outdoor walkway ideasWebFeb 8, 2024 · Spin waves are prime candidates for information processing. The recent demonstration of their coupling to dense ensembles of solid-state spins paves the way toward coherent spin wave control in a similar fashion as, e.g., slow light in optics. ... The solid and dashed lines represent the n = 0 spin wave bands in Damon-Eshbach and … easy outer space costumes