Method for producing ultraviolet-emitting phosphor, ultraviolet-emitting device, and ultraviolet-emitting phosphor

摘要

PROBLEM TO BE SOLVED: To provide an ultraviolet light emitting device capable of achieving high brightness and controllability of light emission center wavelength by using an ultraviolet light emitting phosphor based on a rare earth aluminum garnet crystal.SOLUTION: There is used an ultraviolet light emitting phosphor which contains rare earth aluminum garnet crystal (LuY)(AlZ)O, where 0≤x≤1, 0