Biomedical Engineering Reference
In-Depth Information
Major Radiations,
Mass Difference
Natural
=
M
-
A
(MeV)
Energies (MeV), and
Abundance
Type of
Frequency per
(at. mass - at.
Nuclide
(%)
Decay
Half-Life
Disintegration (%)
mass No.)
2
11
Na
+
89.8%
+
: 0.545 max (avg 0.215)
—
-5.182
β
2.602 y
β
γ
±
), 1.275 (100%),
EC 10.2%
γ
: 0.511 (180%,
Ne X rays
23
11
Na
100.
-9.528
—
—
—
2
11
Na
-
-
: 1.390 max (avg 0.554)
—
-8.418
β
15.00 h
β
γ
: 1.369 (100%), 2.754 (100%)
2
12
Mg
78.60
-13.933
—
—
—
26
12
Mg
11.3
-16.214
—
—
—
2
13
Al
+
81.8%
10
5
y
+
: 1.174 max (avg 0.544)
—
-12.211
β
7.16
×
β
γ
: 0.511 (164%,
γ
±
), 1.130 (2.5%),
1.809 (100%), Mg X rays
EC 18.2%
26
13
Al
+
+
:3.21max
—
-11.982
β
6.4 s
β
γ
±
)
γ
: 0.511 (200%,
3
15
P
-
-
: 1.710 max (avg 0.695)
No
—
-24.303
β
14.29 d
β
γ
3
16
S
95.0
-26.013
—
—
—
3
16
S
-
-
: 0.167 max (avg 0.0488) No
γ
—
-28.847
β
87.44 d
β
3
16
S
-
-
: 1.6 max (90%)
4.7 max (10%)
—
-27.0
β
5.06 min
β
: 3.09 (90%)
γ
3
16
S
-
-
: 1.1 max (95%), 3.0 max (5%)
—
-26.8
β
2.87 h
β
: 1.88 (95%)
Daughter radiations from
38
Cl
γ
