Dear Jonathan,
the scattering length is the average distance to have an interaction and
it is equal to the inverse of the macroscopic cross section,
Scattering_length = 1 / (Na/A * rho * cross-section)
Na = Avogadro number
A = atomic mass
rho = density
Vasilis
jonathan pochon wrote:
> Hi,
>
> I'm checking some cross sections with simple set-up before
> to use something complicated. I'm sometimes surprised
> with USRYIELD cross section, and I want to be sure on my
> understanding.
>
> For this reason, I would like to know how to extract initial cross
> section that FLUKA uses for example with a proton beam and
> a carbon target. I saw the standard output with scattering length
> but I'm not sure it's the scattering length from
> Cross-section = cst * Scatt-Length?
>
> It must be a vocabulary problem or something like that.
>
> Thanks,
>
> Jonathan
Received on Sat Oct 25 2008 - 10:50:04 CEST
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