
438 Nuclear Forensic Analysis
in equilibrium). The comparison of measurements of both spiked and unspiked
s
amples
r
esults
i
n
c
hemical
y
ield
d
eterminations
a
nd
q
uantitative,
a
bsolute
d
ata
f
or
r
adionuclide atoms/mL of pot solution.
The
γ-
spec
a
liquots
w
ere
c
ounted
w
ith
l
arge-volume
G
e
d
etectors
f
or
e
mitted
p
hotons
h
aving
e
nergies
b
etween
5
0
a
nd
2
000
k
eV.
E
ach
d
ata
a
cquisition
p
eriod
w
as
between 3 and 6days in length. Using detector calibration parameters, γ-ray peaks
w
ere
i
dentied
w
ith
p
roper
e
nergies
a
nd
w
ere
c
orrected
f
or
d
etector
e
fciency
t
o
y
ield
r
esultant
p
hoton
i
ntensities.
T
he
o
nly
r
adionuclides
d
etected
i
n
t
he
s
amples
w
ith ...