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

89Y(p,2n)88Zr

88Zr

Irradiation time = 1 h

Beam current = 1 mA
Eg = 122.1 keV T1/2 = 83.4 d
Ig = 85.5 % Tolerance = 1%

Geometry factor = 1

Irradiation angle = 90 degree

Bombarding Energy of  17.3 MeV

Cooling time = 7 days

Total activity after cooling = 668 kBq

Activity of the linear layer after cooling = 338 kBq

Specific activity on the surface after cooling = 3.0 kBq/mm

Thickness of the layer with linear activity = 131 mm
Activity = ax + b   a = -0.0062   b = 3.0011