Air holes turn silicon wafers into flat UV focusing mirrors for compact optics(phys.org)

2 pointsby bookofjoean hour ago2 comments

altairprime18 minutes ago
UV Mie-void reflective metasurfaces in silicon (2026) https://doi.org/10.1117/1.AP.9.1.016002
bookofjoean hour ago
https://unwall.app/phys.org/news/2026-11-air-holes-silicon-w...