Spin wave absorber generated by artificial surface anisotropy for spin wave device networkстатья
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Дата последнего поиска статьи во внешних источниках: 17 ноября 2016 г.
Аннотация:Spin waves (SWs) have the potential to reduce the electric energy loss in signal
processing networks. The SWs called magnetostatic forward volume waves
(MSFVWs) are advantageous for networking due to their isotropic dispersion in
the plane of a device. To control the MSFVW flow in a processing network based
on yttrium iron garnet, we developed a SW absorber using artificial structures.
The mechanical surface polishing method presented in this work can well control
extrinsic damping without changing the SW dispersion of the host material.
Furthermore, enhancement of the ferromagnetic resonance linewidth over 3 Oe
was demonstrated.