Re: [BLAST_ANAWARE] low momentum neutron

From: vitaliy ziskin (vziskin@mit.edu)
Date: Sun Nov 16 2003 - 11:25:40 EST


Never mind my earlier message. It was my midnight stupidity. 0.2 GeV
momentum neutrons have kinetic energy of about 20 MeV which is not
detected by FLUKA. Sorry.

                                                                         
   Cheers,Vitaliy

                                                

Vitaliy Ziskin wrote:

> I'm having trouble with detecting low energy neutrons in Blast MC.
> Here is the output I get when I generate 10000 neutrons of momentum
> 0.03 to 0.5 GeV.
> 0 < p < 0.05 : 0 out of 413
> 0.05 < p < 0.15 : 0 out of 2152
> 0.15 < p < 0.25 : 573 out of 2146
> 0.25 < p < 0.5 : 2556 out of 5288
>
> minimum neutron momentum detected: 0.19517
>
> I don't know what happened to low energy neutrons and. I remember
> that I saw the those neutrons before, has someone changed hadronic
> interactions in BlastMC. For one, I don't see any routine calling
> either GUPHAD or GUHADR, even though they are both declared.
>
> Cheers, Vitaliy



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