Igwe ọkụ eletrik na-agụnye radieshon ultraviolet (UV), nke nwere ike ịmalite mmeghachi omume photochemical n'ihi ike ya dị elu na ọnọdụ n'etiti ìhè a na-ahụ anya na X-ray. Njirimara germicidal nke ọkụ UV-C, nke dabara n'ime
UV LED 255-260nm (UVC)
ogologo wavelength, mee ka ọ pụta ìhè n'etiti ụdị ọkụ ultraviolet ndị ọzọ. Akụkụ a na-enyocha ihe ndabere nke teknụzụ diode na-enye ọkụ ultraviolet-C, gụnyere njirimara ya pụrụ iche na echiche sayensị na-eme ka ọ dị irè megide nje.