On 12.03.2015 19:46, Semen Kuten wrote:
> Dear Fluka experts,
> The task I solve is a residual nuclei,activity and dose rate
> distributions in the target (Fe+Cu+trace amount of Co-59)
> after 1 week irradiation with 450 GeV proton beam after cooling time
> (1 week and 1 year), caused by Co-60 (Z=27,A=60).
> As far as I understood from Fluka Forum, in this case Fluka can not
> determine dose rate distributions, caused by Co-60.
> As for caused-by-Co-60 activity, I have used recompiling Fluka with
> corresponding user file ( attached fecu.inp and comcsw.f).
> Total (over nuclides) and caused-by-Co-60 activities are obtained
> through variable ACTIVITY. They seem to be
> reasonable (first is greater than second).
> But if I am trying to obtain this information through variable
> RESNUCLE, I can not understand the results corcerning
> Co-60 nuclide and its activity. One and the same quantitity (Co-60
> activity) has different values (see below)
> Result for 1 nuclide only:Co-60/cooling time:1 week/ comcsw.f
> indicates this binning (#1) -> IF(ISCRNG.EQ.3.AND.JSCRNG.EQ.1)
> fecu_29_sum.lis
> Residual nuclei distribution **** **** (Bq/cmc)
> Co-60 1.21E+02
> Result for all nuclides, below Co-60 data only/cooling time:1
> week/ comcsw.f does not indicate this binning (#2)
> fecu_30_sum.lis
> Residual nuclei distribution **** **** (Bq/cmc)
> Co-60 2.41E+02
> How can these results be interpreted ?
> How can caused-by-Co-60 activity(total activity for Co-60) from
> RESNUCLE be compared with the one from ACTIVITY
> (2D or 3D distribution in target)?
> Thank you very much for your help,
> Siamion Kutsen
Hi,
To score an activity for specific isotope in RESNUCLE card there is the
usrrnc.f user routine.
I think without it the RESNUCLE card scores activity from all isotopes.
Best regards.
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Received on Thu Mar 12 2015 - 22:32:00 CET