Researchers achieve meron spin textures in angular momentum space using micro-structured materials for light control

https://news.ssbcrack.com/researchers-achieve-meron-spin-textures-in-momentum-space-using-micro-structured-materials-for-light-control/#google_vignette

"interactions between topology/ light... hidden properties make bound states in the continuum ideal platforms for topological light field manipulation... etching periodic holes into a photonic crystal slab dielectric film, which when hit with monochromatic circularly polarized laser, generates stable meron skyrmionic light field textured spin orientations... this straight-forward method requires no alignment... optical: information processing, measurement gathering, quantum devices"