Generation of megahertz-band spin currents using nonlinear spin pumping

Abstract Spin pumping enables the generation of d.c. and gigahertz-band (GHz-band) voltages from an applied microwave via magnetization dynamics when combined with inverse spin Hall effects. However, generating such voltages in the in-between frequency region, or the megahertz (MHz) band, has been d...

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Bibliographic Details
Main Authors: Shingo Watanabe, Daichi Hirobe, Yuki Shiomi, Ryo Iguchi, Shunsuke Daimon, Mai Kameda, Saburo Takahashi, Eiji Saitoh
Format: Article
Language:English
Published: Nature Portfolio 2017-07-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-04901-4