869 / 1224
TLD: intrinsic energy dependence
•
Davis et al.
down to 0.9 (0.6 % Type A uncertainty,
k
=1, x-ray beams, LiF:Mg,Ti).
•
Nunn et al.
down to 0.885 (3.5% combined standard
uncertainty,
k
=1, x-ray beams, LiF:Mg,Ti).
•
Carlsson Tedgren et al.
k
bq
down to 0.935 (1.9%
combined standard uncertaintiy,
k
=1, x-ray beams,
LiF:Mg,Ti). They also discussed potential differences
due to TLD handling and formulation, and expressed
concern regarding the applicability of determinations
obtained using x-ray beams to other photon fields.
•
Reed et al.
= 0.883
±
0.011 (I-125), 0.870
±
0.012
(I-125 w. Ag), 0.871
±
0.013 (Pd-103) (combined
standard uncertainties,
k
=1 LiF:Mg,Ti).
•
Rodriquez and Rogers minimized the difference
between Λ measurements in the literature and MC
calculations and arrived at
= 0.931
±
0.013 (I-125)
and 0.922
±
0.022 (Pd-103).
rel
bq
k
1
Figure from: Nunn et al, Med. Phys. 38(8) 1859 (2008)
Figure from: Carlsson Tedgren et al, Med. Phys. 38(10) 3839 (2011)
rel
bq
k
1
rel
bq
k
rel
bq
k
rel
bq
k
rel
bq
k
)0( )0(
) ( ) (
)0 , (
QMQ TLDD
QM
Q TLD
D
QQ rel
bq
k
=