Self-Healing Topology
These topologically structured beams rapidly recover their skyrmion number after obstruction, demonstrating robust self-healing against off-center obstacles and offering new potential for maintaining information integrity in perturbed environments.
Haochen, Guo · 74256382 · Wu, Haijun · Dev, Vasu · Zhu, Zhihan · Shen, Yijie
Journal of Optics (United Kingdom) 2025
Numerical simulation and experimental spatial light modulation confirm strong self-healing of standard skyrmionic beams
Skyrmion number increases rapidly after obstacles
Better self-healing against disk-type obstacles at the beam center than aperture-type obstacles at the periphery