Fluorescent material, a method of manufacturing the...

Details Fluorescent material, a method of manufacturing the... Fluorescent material, a method of manufacturing the...

2011-05-24

2011-05-24

Porta, David P (Department: 2884)

Radiant energy

Invisible radiant energy responsive electric signalling

With or including a luminophor

C252S30140R

Reexamination Certificate

active

07947956

ABSTRACT:
Scintillator with both high fluorescence intensity and weak afterglow, can be offered.An aspect in accordance with the present invention provides, a fluorescent material with garnet structure containing Gd, Al, Ga, and O at least, containing Lu and/or Y, and also containing Ce as an activator, wherein said fluorescent material is expressed as (Gd1-x-zLxCez)3+a(Al1-uGau) 5-aO12, wherein L is Lu and/or Y, wherein 0<a≦0.15, 0<x<1.0, 0.0003≦z≦0.0167 (here, x+z<1.0), and 0.2≦u≦0.6.

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