LUMINESCENT MATERIAL AND LIGHT-EMITTING DEVICE, COMPRISING SUCH LUMINESCENT MATERIAL

文件类型：PDF文档
文件大小：229K
The invention provides a luminescent material comprising a component selected from the group comprising (Y1-xLux)9LiSi6O26 : Ln or/and AE5(PO4)3F : Ln, A, wherein Ln is a trivalent rare earth metal, AE is a divalent alkaline earth metal, and A is a monovalent alkaline metal, x>0.0 and <1.0. The luminescent material has an emission peak in the UV-C range when being excited by light in the UV spectrum range. The invention further provides a light emitting device comprising the said luminescent material and a method of using said light emitting device for disinfection or purification of air, water or surfaces.