More information: Celso J. Villas-Boas et al, Bright and Dark States of Light: The Quantum Origin of Classical Interference, Physical Review Letters (2025). DOI: 10.1103/PhysRevLett.134.133603.

So-called Rayleigh–Bloch waves can release an enormous amount of energy that can damage technical systems under certain circumstances. They only exist below a precisely defined cut-off frequency ...