Of Spins and Atoms: Combining Rotations to Obtain Directed Motion


2021-3-22

JPS Hot Topics 1, 022

https://doi.org/10.7566/JPSHT.1.022

© The Physical Society of Japan

This article is on

Non-reciprocal Pumping of Surface Acoustic Waves by Spin Wave Resonance

Kei Yamamoto, Weichao Yu, Tao Yu, Jorge Puebla, Mingran Xu, Sadamichi Maekawa, and Gerrit Bauer
J. Phys. Soc. Jpn. 89, 113702 (2020).

The coupling between surface acoustic waves and spin waves is shown to depend strongly on the angle between the acoustic wavevector and magnetization. For a particular angle, it completely vanishes in one direction, which enables a unidirectional generation of surface acoustic waves by a ferromagnetic resonance.


Non-reciprocal Pumping of Surface Acoustic Waves by Spin Wave Resonance

Kei Yamamoto, Weichao Yu, Tao Yu, Jorge Puebla, Mingran Xu, Sadamichi Maekawa, and Gerrit Bauer
J. Phys. Soc. Jpn. 89, 113702 (2020).

Share this topic

Fields

Related Articles