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

197Au(p,pn)196gAu

196gAu

Irradiation time = 1 h

Beam current = 1 mA
Eg = 355.68 keV T1/2 = 6.2 d
Ig = 87 % Tolerance = 1%

Geometry factor = 1

Irradiation angle = 90 degree

Bombarding Energy of  22.7 MeV

Cooling time = 7 days

Total activity after cooling = 876 kBq

Activity of the linear layer after cooling = 656 kBq

Specific activity on the surface after cooling = 6.364 kBq/mm

Thickness of the layer with linear activity =  147.2 mm
Activity = ax + b   a = -0.0256   b = 6.3842