Hybrid vectorial/ scalar electromagnetic toroidal vortices: A transformative advancement in communications and pushing detection limits
https://www.eurekalert.org/news-releases/1075640
"excitations forming in free air or other fluids... integrates topological skyrmions, transverse orbital angular momentum, spatiotemporal fields, electromagnetic vortex streets, forming propagation-stable electromagnetic quasi-particles... radially polarized pulse emitted from coaxial horn antenna, converted using a designed metasurface... stable signal delivery... structured wavefront engineering, topologically nontrivial light-matter interactions, quantum control, wave-matter interactions, high-precision sensing/ imaging"