https://www.laserfocusworld.com/lasers-sources/article/55405075/field-emission-cathodoluminescent-far-uvc-source-below-240-nm
Field-emission cathodoluminescent far-UVC source below 240 nm? | Laser Focus World
A new approach to generate far-ultraviolet C (far-UVC) taps field emission from a nanostructured cathode and electron excitation of a phosphor layer rather...
laser focus worldfield emissionfar uvccathodoluminescentsource