Re: Can a 1cm-thick concrete wall absorb so many photons and photoneutrons?

From: <>
Date: Wed, 15 Jun 2011 16:36:32 +0200 (CEST)

Dear Danny,
  you have assigned the REGION INRCC to VACUUM. That's why you are not able
to see anything in the two USRTRACK.

> Dear all,
> I have simulated an accelerator,the source of which is photon with
> enengy=18MeV.Therefore,photoneutrons are produced.In my work,the flux of
> these photons and photoneutrons can be detected before they cross a
> 1cm-thick concrete wall(the REGION is INRCC,see details in the input
> file),while none can be detected in this 1cm-thick concrete wall(the
> REGION is OUTRCC,also see details in the input file).But I don't think
> this wall can absorb these particles so much,or just there are something
> wrong with my work?
> I appreciate all help from you.
> Yours,
> Danny
Received on Wed Jun 15 2011 - 18:12:28 CEST

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