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arxiv: cond-mat/0604519 · v1 · submitted 2006-04-21 · ❄️ cond-mat.mtrl-sci

Dual-frequency ferromagnetic resonance

classification ❄️ cond-mat.mtrl-sci
keywords ferromagneticfrequenciesresonanceamplifierbroadbandcircuitcouplingdescribe
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We describe a new experimental technique to investigate coupling effects between different layers or modes in ferromagnetic resonance (FMR). Dual FMR frequencies are excited (2-8 GHz) simultaneously and detected selectively in a broadband RF circuit, using lock-in amplifier detection at separate modulation frequencies.

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