A 160 square micrometer array of cobalt nanomagnets on platinum strips produces a spin-pumping-based voltage when illuminated by 2.4 GHz or 1.5 GHz radio waves, with a reported receiving gain of about -9 dB.
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An Unconventional Ultra-Sub-Wavelength Receiving Nano-Antenna Activated by ac Spin Pumping and the ac Inverse Spin Hall Effect
A 160 square micrometer array of cobalt nanomagnets on platinum strips produces a spin-pumping-based voltage when illuminated by 2.4 GHz or 1.5 GHz radio waves, with a reported receiving gain of about -9 dB.