New optical extreme-parameter method using gyromagnetic zero-index metamaterials poised to revolutionize optical technologies

https://www.eurekalert.org/news-releases/1087305

"better speed/ security... zero electric permittivity/ unique magneto-optic property generates stable optical spatiotemporal vortices... tuning magnetic photonic crystal parameters to critical phase, transitions to metamaterial... light pulse hits material, reflects as spatiotemporal vortex, exhibiting simultaneous swirling in space/ time, carrying transverse orbital angular momentum... exceptional stability... bridges metamaterials, topological physics, structured light fields... optical communications, biomedical imaging, nanotechnology"