Clinac - 2300
2
1
16
3
4
2
14
846.74
12
anihiIation
peak
10
2
8
1810.77
2
6
2113.05
1
1
618.36
4 3
479.53
1
1778.96
4
685.77
2 1377.63
0
60 560 1060 1560 2060 2560
energia [MeV]eV]
energy [k
479.53 keV (21.8%)
618.36 keV (6.3%)
{
685.77 keV (27.3%)
ł
�
10
186 187 187
187
+ n = 4.35 10 y)
1 Re* Re (T
W (28.6%) ł +
74 W 1/2
74 75 75
1ms
= 23.72h
T T <
1/2 1/2
846.77 keV (100%)
1810.77 keV (27.2%)
{
2113.12 keV (14.3%)
ł
�
55 56 56
56
+ n
2 (stabIe)
ł + Fe
Mn (100%) Mn Fe*
26
25 25 26
= 2.58h 6ps
T T <
1/2 1/2
1778.96 keV (100%)
ł
�
28
27 28 28
28
+ n
3 ł +
Si* (stabIe)
Al (100%) Al 14 Si
Al
13 13 14
13
= 2.24m 1ps
T T <
1/2 1/2
-1
-2
-2
-1
num ber of photons s
cm
liczba fotonów cm s
~
~
~