Re: [fluka-discuss]: Bias is working?

From: Stefan E. Mueller <stefan.mueller_at_hzdr.de>
Date: Thu, 25 Jul 2024 13:04:21 +0200 (CEST)

Dear Alessandro,

also in this case, the uncertainty (look in the _tab.lis-file of your
scorer 21) should get smaller when the biasing is activated.

At least this is what I get. I also see much more isotopes produced in the
case which includes biasing.

Cheers,

         Stefan

--
Stefan E. Mueller
Department of Information Services and Computing - Computational Science
and Institute of Radiation Physics
Helmholtz-Zentrum Dresden-Rossendorf
Tel: +49 (0351) 260 3847
Stefan.Mueller_at_hzdr.de
http://www.hzdr.de
Vorstand: Prof. Dr. Sebastian M. Schmidt, Dr. Diana Stiller
Vereinsregister: VR 1693 beim Amtsgericht Dresden
On Wed, 24 Jul 2024, Alessandro Calamida wrote:
> Dear Stefan,
>
> However the RESNUCLEi results are still the same even if split even more the 
> neutrons, why?
>
> Best regards and thank you for your time, Alessandro Calamida.
>
> Il 24/07/2024 15:38, Stefan E. Mueller ha scritto:
>> Dear Alessandro,
>> 
>> your input is working correctly. Running your input and plotting the 
>> USRBIN, there are more events towards the detector, and less away from the 
>> detector, consistent with your biasing scheme.
>> 
>> The effect of the biasing becomes more visible when plotting the 
>> uncertainties (click "errors" box in the FLAIR plotting section, and set a 
>> linear scale in the colorband cb axis section). The uncertainty (plotted in 
>> percent from 0 to 100% on the color scale) is much lower in the regions 
>> closer to the detector respect to an unbiased production.
>> 
>> Cheers,
>> 
>>     Stefan
>> 
>> -- 
>> Stefan E. Mueller
>> Department of Information Services and Computing - Computational Science
>> and Institute of Radiation Physics
>> Helmholtz-Zentrum Dresden-Rossendorf
>> Tel: +49 (0351) 260 3847
>> Stefan.Mueller_at_hzdr.de
>> http://www.hzdr.de
>> 
>> Vorstand: Prof. Dr. Sebastian M. Schmidt, Dr. Diana Stiller
>> Vereinsregister: VR 1693 beim Amtsgericht Dresden
>> 
>> On Wed, 24 Jul 2024, Alessandro Calamida wrote:
>> 
>>> Dear FLUKA experts,
>>> 
>>> I am trying to use the bias options for the first time. However, I am
>>> not sure if I am using it correctly because I am not seeing any change
>>> in the usrbin scoring or more statistic in the SiC detector region as it
>>> should be. I attach the input file to this email.
>>> 
>>> Best regards and thank you for your time, Alessandro Calamida.
>>> 
>>> 
>>> -- 
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>
> -- 
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Received on Thu Jul 25 2024 - 14:37:40 CEST