High-quantum efficiency long-lived luminescing refractory oxides

Patent · Tue Jan 24 00:00:00 EST 1984

OSTI ID:6678033

Chen, Y; Gonzalez, R; Summers, G P

A crystal having a high-quantum efficiency and a long period of luminescence is formed of an oxide selected from the group consisting of magnesium oxide and calcium oxide and possessing a concentration ratio of H-ions to F centers in the range of about 0.05 to about 10.

• Assignee: Dept. of Energy
• Patent Number(s): US 4427570
• OSTI ID: 6678033
• Resource Relation: Patent File Date: Filed date 7 Dec 1982; Other Information: PAT-APPL-447729
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
CALCIUM OXIDES
LUMINESCENCE
MAGNESIUM OXIDES
CRYSTALS
EXCITATION
HEATING
POWDERS
PROCESS CONTROL
PRODUCTION
QUANTUM MECHANICS
REFRACTORIES
TEMPERATURE GRADIENTS
ALKALINE EARTH METAL COMPOUNDS
CALCIUM COMPOUNDS
CHALCOGENIDES
CONTROL
ENERGY-LEVEL TRANSITIONS
MAGNESIUM COMPOUNDS
MECHANICS
OXIDES
OXYGEN COMPOUNDS
360204* - Ceramics
Cermets
& Refractories- Physical Properties