
Applications of Tagged Neutron Beams
342
10
0,6 1,6
Calcium
Ca, Mg - rock: air
Ca, Mg - rock: salt wate
Iron
Calcium
Iron
Iron
Silicon
Oxygen
Iron
Silicon
Oxygen
Magnesium
Magnesium
Chlorine
Carbon
Oxygen
Oxygen
2,6 3,6 4,6 5,6 6,6 7,6 0
0
200
400
600
800
1000
1200
1400
1600
1800
123456789
510
1010
1510
2010
2510
3010
3510
4010
4510
00
0
500
1000
1500
2000
2500
3000
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
12345
Si - rock: air Si - rock: salt water
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Figure 7.81 Gamma ray spectra from two types of stones in air and in water.