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  • Direct Detection of Pure ac Spin Current by X-Ray Pump-Probe Measurements. 

    Li, J; Shelford, LR; Shafer, P; Tan, A; Deng, JX; Keatley, PS; Hwang, C; Arenholz, E; van der Laan, G; Hicken, RJ; Qiu, ZQ (American Physical Society, 2016-08-11)
    Despite recent progress in spin-current research, the detection of spin current has mostly remained indirect. By synchronizing a microwave waveform with synchrotron x-ray pulses, we use the ferromagnetic resonance of the ...