Re: [fluka-discuss]: RE: single scattering computation time

From: Ševčik Aleksandras <aleksandras.sevcik_at_ktu.edu>
Date: Sun, 17 Mar 2019 21:35:26 +0000

Thanks, I will try! However, just to mention: I was looking through these two articles where FLUKA has been used for the micro simulations and only single scattering and/or emffix was mentioned:
https://doi.org/10.1016/j.radmeas.2018.03.006
https://scinapse.io/papers/2087536645

A.

Aleksandras

________________________________
From: Santana, Mario <msantana_at_slac.stanford.edu>
Sent: Sunday, March 17, 2019 11:20:00 PM
To: Ševčik Aleksandras
Cc: fluka-discuss
Subject: Re: [fluka-discuss]: RE: single scattering computation time

Single steps might be too long for your micron structure. Investigate using STEPSIZE

http://www.fluka.org/fluka.php?id=man_onl&sub=74

-M

On Mar 17, 2019, at 12:03 PM, Ševčik Aleksandras <aleksandras.sevcik_at_ktu.edu<mailto:aleksandras.sevcik_at_ktu.edu>> wrote:

Dear experts,
I overlooked that MULSOPT WHAT(6) is with mistyping in my input file, and 9999999… number should be there, please excuse,
However, this does not change the computational time , and with or without MULSOPT activated the run time remains practically the same while other sources are reporting 3x increase or similar.
Regards
A.

From: owner-fluka-discuss_at_mi.infn.it<mailto:owner-fluka-discuss_at_mi.infn.it> <owner-fluka-discuss_at_mi.infn.it<mailto:owner-fluka-discuss_at_mi.infn.it>> On Behalf Of Ševcik Aleksandras
Sent: Saturday, 16 March, 2019 18:29
To: fluka-discuss_at_fluka.org<mailto:fluka-discuss_at_fluka.org>
Subject: [fluka-discuss]: single scattering computation time

Hello, dear experts!

Currently I’m investigating the possibility of FLUKA to model the dose inhomogeneities in the aggregated polymer structures where the micron-sized aggregations have a slightly different densities. However, when I turn on global single scattering with MULSPOPT, the computational time for the same number of primary events almost does not increase! Unfortunately I can’t see where is an error, as the results (energy deposition) are the same. If anyone could advise, please do so – thank you very much. The input file attached. Could it be because of micro size Region of interest ?

Alexander



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Received on Sun Mar 17 2019 - 23:45:37 CET

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