About TLA 

 Reactions 

Constant EOB

After cooling

Linear EOB

After cooling

Cross sections

References

 

Last updated: January 2010, by S. Takacs

Producing activity decreasing linearly in depth

natTi(a,x)51Cr

51Cr

Irradiation time = 1 h

Beam current = 1 mA
Eg = 320.08 keV T1/2 = 27.7 d
Ig = 10 % Tolerance = 1%

Geometry factor = 1

Irradiation angle = 90 degree

Bombarding Energy of  9.2 MeV

Cooling time = 7 days

Total activity after cooling = 26.9 kBq

Activity of the linear layer after cooling = 19.8 kBq

Specific activity on the surface after cooling = 3.74 kBq/mm

Thickness of the layer with linear activity =  7.4 mm
Activity = ax + b   a = -0.2856   b = 3.7444