On 19.01.2016 07:35, Lars Fredrik Fjæra wrote:
> Dear Fluka users
>
> I'm having trouble changing the beam direction using
> TXFLK (NPFLKA)
> TYFLK (NPFLKA)
> TZFLK (NPFLKA)
> in the source routine.
>
> If I have the source routine read the directions from BEAMPOS card in
> Fluka using e,g TXFLK (NPFLKA) = UBEAM, it works perfectly.
> But if I try to define TXFLK (NPFLKA) as for example -1 directly in
> the routine, nothing happens. With nothing, I mean that the beam
> misses my target.
>
> I've tried
> TXFLK (NPFLKA) = -1
> TXFLK (NPFLKA) = -1.0
> TXFLK (NPFLKA) = -ONEONE
> in hope that it should make any difference, but unfortunately not.
> I've also tried to remove the BEAMPOS card completely in Fluka, but
> the same results were achieved.
> Any suggestions?
>
> Thank you.
>
> Best regards,
> ---
> *Lars Fredrik Fjæra*
Dear Lars,
Did you normalize cosines properly?
TXFLK (NPFLKA) = -ONEONE
TYFLK (NPFLKA) = ZERZER
TZFLK (NPFLKA) = ZERZER
Best regards,
Mikhail
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Received on Tue Jan 19 2016 - 10:57:58 CET