journal article·2022-11Open access

Gyroscopic tensor of a magnetic soliton

Rocio Gonzalez-Meza, Oleg Tchernyshyov

Abstract

The gyroscopic force acting on a ferromagnetic soliton reflects the tendency of spins to precess. Its components increase linearly with (generalized) velocities of the soliton. The proportionality coefficients form the gyroscopic tensor, a generalization of Thiele's gyrovector. Originally introduced as an auxiliary quantity, the gyroscopic tensor turns out to be a mathematical object of fundamental importance with a long history going back to Lagrange. We review the applications of the gyroscopic tensor and its historical roots.
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Research context

OpenAlex topics: Magnetic Properties and Applications · Characterization and Applications of Magnetic Nanoparticles · Geophysics and Sensor Technology

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