Vortex-Core Reversal

Edge-Soliton-Mediated Vortex-Core Reversal Dynamics
Ki-Suk Lee, Myoung-Woo Yoo, Youn-Seok Choi, and Sang-Koog Kim
Phys. Rev. Lett. 106, 147201 (2011)

Comparison of two different dynamic
behaviors associated with two coupled edge solitons: (a) in-plane
persistent rotation of two edge solitons at disk boundary and
(b) transformation to VC of reversed orientation.