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

59Co(d,x)60Co

60Co

Irradiation time = 1 h

Beam current = 1 mA
Eg = 1173.24 keV T1/2 = 1925.4 d
Ig = 99.9736 % Tolerance = 1%

Geometry factor = 1

Irradiation angle = 90 degree

Bombarding Energy of  4.7 MeV

EOB

Total activity at EOB = 1.53 kBq

Activity of the linear layer at EOB = 1.12 kBq

Specific activity on the surface at EOB = 0.144 kBq/mm

Thickness of the layer with linear activity = 11.2 mm
Activity = ax + b   a = -0.0076  b = 0.1442