Motion tracking of 80-nm-size skyrmions upon directional current injections
Xiuzhen Yu, Daisuke Morikawa, Kiyotaka Nakajima, Kiyou Shibata, Naoya Kanazawa, T. Arima, Naoto Nagaosa, Yoshinori Tokura
Abstract
in designed devices with the notched hole. The Hall motion of a single skyrmion and the torque motions of few-skyrmion aggregates have been directly revealed. The results exemplify low-current density controls of skyrmions, which will pave the way for the application of skyrmions.
Topics & Concepts
SkyrmionPhysicsCurrent (fluid)Tracking (education)ControllabilityHall effectMotion (physics)Condensed matter physicsTopology (electrical circuits)Classical mechanicsMagnetic fieldQuantum mechanicsElectrical engineeringThermodynamicsMathematicsEngineeringPsychologyPedagogyApplied mathematicsMagnetic properties of thin filmsQuantum and electron transport phenomenaPhysics of Superconductivity and Magnetism