From: Alfredo Ferrari (alfredo.ferrari@cern.ch)
Date: Tue Sep 12 2006 - 15:25:22 CEST
Just a word of caution: while you'll get some numbers, surely 2.8 MeV
protons are not an energy where FLUKA is at his best in predicting
residual nuclei!
Ciao
Alfredo
On Tue, 12 Sep 2006, Nicole Patricia Lee Pratt-Boyden wrote:
> Hello Stefan,
>
> Thank you so much for explaining how the index numbers work for each
> detector type! I renumbered the detector index numbers on the DCYSCORE
> cards accordingly. Initially the activity returned by RESNUCLE was
> still zero, but I then changed WHAT(1) to 3 - i.e. score all products -
> and added a second RESNUCLE detector for the volume of target nearest
> to the incident proton beam.
>
> Whilst the recorded activity for region 4 is still zero, I am finally
> getting some numbers from the newer detector, hurrah! I'm attaching the
> updated input file in case other folks want to see what's going on.
>
> Thanks again for your help. Best regards,
>
> Nicole.
>
>
> Stefan Roesler wrote:
>
>
>> Hi Nicole
>>
>> I think that association of cooling time and detector is not correct.
> The indexing is separate for each type of detector, e.g. it would be
> index '1' for your RESNUCLE detector (since you have only one detector
> of that type defined) and not '3', e.g.
>>
>> DCYSCORE 5.0 1.0 1.0
> RESNUCLE
>> RESNUCLE 1.0 -49.0 4.0 1000.0
> BQDET
>>
>> Also your indexing for USRBDX seems not correct: detector nFluenUD
> carries index '1', PHOTON1 is '2' etc.
>>
>> I just ran a testcase with 10 times less particles and find some
> non-zero numbers in PHOTON1 which is actually associated with cooling
> time 4. Please let me know if this solves your problem.
>>
>> Regards
>> Stefan
>>
>>
>> On Mon, 11 Sep 2006, Nicole Patricia Lee Pratt-Boyden wrote:
>>
>>> Hello all,
>>>
>>> I'm attempting to measure the activity resulting from a 2.8 proton
> beam
>>> irradiating a Lithium-7 target. I've looked at the past FLUKA courses
>>> online and am consequently using the RESNUCLE and DCYSCORE cards on a
>>> region of the Lithium target. So far I'm getting no activity reported
>>> whatsoever.
>>>
>>> Any help/pointers as to what I'm doing wrong would be greatly
>>> appreciated as I'm a complete novice in FLUKA and beginning to get a
>>> little confused!
>>>
>>> Best regards,
>>>
>>> Nicole Pratt-Boyden.
>>
>> --
>> ___________________________________
>>
>> Stefan Roesler
>> CERN, SC/RP
>> CH-1211 Geneva 23
>> Switzerland
>>
>> Phone: +41-22-7679891
>> Fax: +41-22-7669639
>> E-mail: Stefan.Roesler@cern.ch
-- +----------------------------------------------------------------------------+ | Alfredo Ferrari || Tel.: +41.22.767.6119 | | CERN-AB || Fax.: +41.22.767.7555 | | 1211 Geneva 23 || e-mail: Alfredo.Ferrari@cern.ch | | Switzerland || Alfredo.Ferrari@mi.infn.it | +----------------------------------------------------------------------------+
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