Activation and Setting Irradiation time

The time of beam exposure is simulated at line 104 of PrimaryGeneratorAction.cc. Without this, all neutron capture reactions would happen instantaneously at time = 0.
I suggest to replace this line by the following code :

timeZero.txt (405 Bytes)

I choose ’ year ’ to get nice, well explicit plots, but you can choose what you want.
I attach plots of Co60 population and gamma activity.

kami.mac.txt (587 Bytes)