Re: Gamma spectrum for Am/Be and Pu/Be

["Nolan Hertel" <nolan.hertel@me.gatech.edu>]

Expect a 4.45 MeV Gamma from the de-excitation of the first excited state
of C-12. According to Profio (Radiation Shielding and Dosimetry)  The gamma
dose rate at 1m is1 mr/h-Ci for this gamma ray.

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> From: Anthony Barber <a.barber@qut.edu.au>
> To: Multiple recipients of list <radsafe@romulus.ehs.uiuc.edu>
> Subject: Gamma spectrum for Am/Be and Pu/Be
> Date: Tuesday, November 11, 1997 6:50 PM
> 
> Does anyone have key details of the gamma (not neutron) spectrum from
Am/Be
> and Pu/Be sources, I'm doing some shielding calcs and need to work out
the
> HVL/TVL  for gammas in lead.
> I know the Am241 gamma is 59keV but am unsure about the prompt gammas
from
> either the Am241/Be alpha,n reaction or the Pu239/Be alpha,n reaction
> 
> Thanks
> 
>  
>   Anthony Barber                                         
>   Queensland University of Technology 
>   a.barber@qut.edu.au  
>   61 7 3864 3566
>   fax: 61 7 3864 3993
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