About TLA 

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Constant EOB

After cooling

Linear EOB

After cooling

Cross sections

References

Last updated: January 2010, by S. Takacs

Producing activity decreasing linearly in depth

natIn(p,x)113Sn

113Sn

Irradiation time = 1 h

Beam current = 1 mA
Eg = 391.69 keV T1/2 = 115.1 d
Ig = 64 % Tolerance = 1%

Geometry factor = 1

Irradiation angle = 90 degree

Bombarding Energy of  8.6 MeV

Cooling time = 7 days

Total activity after cooling = 7.85 kBq

Activity of the linear layer after cooling = 4.0 kBq

Specific activity on the surface after cooling = 0.113 kBq/mm

Thickness of the layer with linear activity = 42.7 mm
Activity = ax + b   a = -0.0008   b = 0.1130