Record >1.5 Gbps wireless data-transfer speeds in a compact optical transmitter's UV high-frequency sub-235 nm spectrum

https://techxplore.com/news/2026-09-uvc-transmit.html

"demonstrated across 30-cm direct line-of-sight link by modulating LED signal sent to photodiode receiver... solar radiation in this band blocked by Earth's atmosphere, minimizing background interference... dual-use: interference-free wireless communication/ sanitation... future: expand these optical links over longer ranges and around structural obstacles for practical deployment in medical, industrial, and cleanroom environments"