[Ifeffit] question concerning Hephaestus
Carlo Segre
segre at iit.edu
Tue Apr 17 10:21:07 CDT 2007
Hi Irmi:
The calculation gives the fraction of the incident photons (in percentage)
which are _absorbed_ in the ionization chamber. The length of the
chamber, the gas mixture and the incident energy are the parameters you
have to put in to the calculation.
HTH
Carlo
On Tue, 17 Apr 2007, I.Reitz wrote:
> Dear list members,
>
> can you please tell me, what the ion chamber utility calculates. I did
> not understand the perl code.
>
> Does it give me first the percentage absorbed via Beers law
> und then give me the Nbofphotonsabsorbed, that means the flux absorbed
> in the chamber
>
> or is the result that gives the program out the "number of transmitted
> photons" after the chamber?
>
> Thank you
> Irmi
>
>
--
Carlo U. Segre -- Professor of Physics
Associate Dean for Special Projects, Graduate College
Illinois Institute of Technology
Voice: 312.567.3498 Fax: 312.567.3494
segre at iit.edu http://www.iit.edu/~segre segre at debian.org
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