2 papers
cond-mat.mes-hall2019
Pattern generation and symbolic dynamics in a nanocontact vortex oscillator
Myoung-Woo Yoo, Damien Rontani, Jérémy Létang +6
Harnessing chaos or intrinsic nonlinear behaviours from dynamical systems is a promising avenue for the development of unconventional information processing technologies. However,…
cond-mat.mes-hall2019
Chaos in Magnetic Nanocontact Vortex Oscillators
Thibaut Devolder, Damien Rontani, Sébastien Petit-Watelot +10
We present an experimental study of spin-torque driven vortex self-oscillations in magnetic nanocontacts. We find that above a certain threshold in applied currents, the vortex gyr…