Re: [fluka-discuss]: USRYIELD two-way vs. one-way

From: <me_at_marychin.org>
Date: Sun, 9 Mar 2014 18:45:52 -0700 (PDT)

Hi Brandon,
Swapping the upstream and downstream regions generally would not produce the
same results. Is there any corresponding symmetry of some sort in your set up?
Cheers,
mary

> On 08 March 2014 at 05:35 "REDDELL, BRANDON D. (JSC-EV511)"
> <brandon.d.reddell_at_nasa.gov> wrote:
>
>
> Hello,
>
>
>
> I recently performed a simulation and used the USRYIELD card to get the
> double differential spectrum crossing a boundary defined by reg1 and reg2. I
> swapped the upstream and downstream assignments in WHAT(4) and WHAT(5)
> expecting different results to get both forward and backward estimates. I got
> the same results in both cases. Can someone tell me if this is the expected
> result? In the past, I was under the impression that it would give me forward
> or backward double differential scoring and not just the total.
>
>
>
> I am aware that I can use USRBDX to do this same problem.
>
>
>
> Thanks,
>
>
>
> Brandon
>
Received on Mon Mar 10 2014 - 03:53:33 CET

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