C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 11/77 (2006.01) C09K 11/02 (2006.01) C09K 11/80 (2006.01)
Patent
CA 2161820
A phosphorescent phosphor comprising a matrix expressed by M1-xAl2O4-x (except X = 0) in which M is at least one metal element selected from a group consisting of calcium, strontium and barium. X is in a range - 0.33 x 0.60 (except x = 0). Europium is doped to said matrix as an activator and at least one element selected from a group consisting of lanthanum, cerium, praseodymium, neodymium, samarium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lutetium is doped to said matrix as a co-activator. Magnesium is doped to M.
Aoki Yasumitsu
Matsuzawa Takashi
Murayama Yoshihiko
Takeuchi Nobuyoshi
Nemoto & Co. Ltd.
Sim & Mcburney
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