About TLA 

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Constant EOB

After cooling

Linear EOB

After cooling

Cross sections

References

 
Producing constant activity in depth

Last updated: January 2010, by S. Takacs

natSb(p,x)121gTe

121gTe

Irradiation time = 1 h

Beam current = 1 mA
Eg = 573.14 keV T1/2 = 16.8 d
Ig = 80.3 % Tolerance = 1%

Geometry factor = 1

Irradiation angle = 90 degree

Bombarding Energy of  10 MeV

Cooling time = 7 days

Total activity after cooling = 649.3 kBq

Activity of the constant layer after cooling = 113.5 kBq

Specific activity at EOB = 4.2 kBq/mm

Thickness of the layer with constant activity = 27.2 mm