Scintillator assembly for alpha radiation detection and an associated method of making
Patent
·
OSTI ID:869409
- Oak Ridge, TN
A scintillator assembly for use in conjunction with a photomultiplier or the like in the detection of alpha radiation utilizes a substrate or transparent yttrium aluminum garnet and a relatively thin film of cerium-doped yttrium aluminum garnet coated upon the substrate. The film material is applied to the substrate in a sputtering process, and the applied film and substrate are annealed to effect crystallization of the film upon the substrate. The resultant assembly provides relatively high energy resolution during use in a detection instrument and is sufficiently rugged for use in field environments.
- Research Organization:
- LOCKHEED MARTIN ENRGY SYST INC
- DOE Contract Number:
- AC05-84OR21400
- Assignee:
- Martin Marietta Energy Systems, Inc. (Oak Ridge, TN)
- Patent Number(s):
- US 5332906
- OSTI ID:
- 869409
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
/250/252/
alpha
alpha radiation
aluminum
annealed
applied
assembly
assembly provides
associated
associated method
cerium-doped
coated
conjunction
crystallization
detection
detection instrument
effect
energy
energy resolution
environments
field
film
film material
garnet
instrument
material
method
photomultiplier
process
provides
radiation
radiation detection
relatively
resolution
resultant
rugged
scintillator
scintillator assembly
sputtering
sputtering process
substrate
sufficiently
transparent
utilizes
yttrium
yttrium aluminum
alpha
alpha radiation
aluminum
annealed
applied
assembly
assembly provides
associated
associated method
cerium-doped
coated
conjunction
crystallization
detection
detection instrument
effect
energy
energy resolution
environments
field
film
film material
garnet
instrument
material
method
photomultiplier
process
provides
radiation
radiation detection
relatively
resolution
resultant
rugged
scintillator
scintillator assembly
sputtering
sputtering process
substrate
sufficiently
transparent
utilizes
yttrium
yttrium aluminum