Thank You Tristan,
I am going to correct this mistake
Regards
Vasilis
On 06/04/2010 05:46 PM, tristan.davenne_at_stfc.ac.uk wrote:
> Dear Fluka Experts,
>
> I have found an issue with FLAIR that has resulted in me modelling a
> rectangular beam when I thought I was modelling a Gaussian beam.
>
> I think the best way to describe it is by looking at the attached snap
> shot of the Flair screen.
>
> You can see that I have selected Gauss, hence why I thought I had a
> Gaussian beam but on closer inspection in the BEAM card you can see that
> what(5) is positive. IF what 5 is positive that means the value is the
> width of a rectangular beam instead of the FWHM of a Gaussian profile
> that I was expecting! Interestingly what(4) is negative so am I
> modelling a beam that is Gaussian in x and rectangular in y? Anyway it
> seems if I select rectangular and then Gauss again the problem goes
> away. However I wasn?t expecting to have to do that so I have modelled
> several cases where I thought the beam was Gaussian but the results
> showed that not to be the case.
>
> Thanks
>
> Tristan
>
> flair_error.jpg
>
> *Tristan Davenne* BEng PhD CEng MIMechE
>
> *STFC Technology*
>
> G19 R65
>
> Rutherford Appleton Laboratory
>
> Chilton, Didcot, Oxfordshire OX11 0QX, UK
>
> Tel: +44 (0)1235 445485
>
> Email: tristan.davenne_at_stfc.ac.uk <mailto:t.r.davenne_at_rl.ac.uk>
>
>
> --
> Scanned by iCritical.
>
>
-- ------------------------------------------------------- Vasilis Vlachoudis Dep. EN-STI-EET Web: home.cern.ch/bnv Tel: +41-22-7679851 Fax: +41-22-7669644 -------------------------------------------------------Received on Sat Jun 05 2010 - 18:14:48 CEST
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