Acoustic control of magnetism toward energy-efficient applications

WG Yang, H Schmidt - Applied Physics Reviews, 2021 - pubs.aip.org
The control of magnetism by acoustically induced strain has driven significant research
activities, with the ultimate goal of pursuing novel, ultrafast, compact, and energy-efficient …

Quantitative study of the spin Hall magnetoresistance in ferromagnetic insulator/normal metal hybrids

M Althammer, S Meyer, H Nakayama, M Schreier… - Physical Review B …, 2013 - APS
We experimentally investigate and quantitatively analyze the spin Hall magnetoresistance
effect in ferromagnetic insulator/platinum and ferromagnetic insulator/nonferromagnetic …

[HTML][HTML] Advances in coherent coupling between magnons and acoustic phonons

Y Li, C Zhao, W Zhang, A Hoffmann, V Novosad - APL Materials, 2021 - pubs.aip.org
The interaction between magnetic and acoustic excitations has recently inspired many
interdisciplinary studies ranging from fundamental physics to circuit implementation …

Spin current generation using a surface acoustic wave generated via spin-rotation coupling

D Kobayashi, T Yoshikawa, M Matsuo, R Iguchi… - Physical review …, 2017 - APS
We demonstrate the generation of alternating spin current (SC) via spin-rotation coupling
(SRC) using a surface acoustic wave (SAW) in a Cu film. Ferromagnetic resonance caused …

Spin hydrodynamic generation

R Takahashi, M Matsuo, M Ono, K Harii, H Chudo… - Nature Physics, 2016 - nature.com
Magnetohydrodynamic generation,,, is the conversion of fluid kinetic energy into electricity.
Such conversion, which has been applied to various types of electric power generation, is …

Spin pumping of an easy-plane antiferromagnet enhanced by Dzyaloshinskii–Moriya interaction

H Wang, Y Xiao, M Guo, E Lee-Wong, GQ Yan… - Physical Review Letters, 2021 - APS
Recently, antiferromagnets have received revived interest due to their significant potential
for developing next-generation ultrafast magnetic storage. Here, we report dc spin pumping …

Acoustic spin Hall effect in strong spin-orbit metals

T Kawada, M Kawaguchi, T Funato, H Kohno… - Science …, 2021 - science.org
We report on the observation of the acoustic spin Hall effect that facilitates lattice motion–
induced spin current via spin-orbit interaction (SOI). Under excitation of surface acoustic …

Mechanical generation of spin current by spin-rotation coupling

M Matsuo, J Ieda, K Harii, E Saitoh, S Maekawa - Physical Review B …, 2013 - APS
Spin-rotation coupling, which is responsible for angular momentum conversion between the
electron spin and rotational deformations of elastic media, is exploited for generating spin …

Damping of magnetization dynamics by phonon pumping

S Streib, H Keshtgar, GEW Bauer - Physical review letters, 2018 - APS
We theoretically investigate pumping of phonons by the dynamics of a magnetic film into a
nonmagnetic contact. The enhanced damping due to the loss of energy and angular …

Ultrafast magnetoelastic probing of surface acoustic transients

J Janušonis, CL Chang, T Jansma, A Gatilova… - Physical Review B, 2016 - APS
We generate in-plane magnetoelastic waves in nickel films using the all-optical transient
grating technique. When performed on amorphous glass substrates, two dominant …