|Message: Re: Silicone polymer in Geant4 Material ?||Not Logged In (login)|
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On Sun, 16 Feb 2014 07:57:07 GMT, Walid wrote:
> Hello, > > I am currently developing a medical application in which I have to > define a silicone tube. In the G4 data base, I found the > G4_SILICON_DIOXIDE which I thought to be suitable, but I have discovered > that Silicone Dioxide is not the siliconE. The molecular formula is the > same, but siliconE is a polymer, and thus has different chemical and > physical properties. ( http://fr.wikipedia.org/wiki/Silicone ) > > May I ask you how to generate such a polymer ? I know how to build > molecules from atoms, but don't know how to define a polymer. > > Thank you very much ! > > Walid >
In Geant4, EM physics (and hadronic too) ignore molecular structure of materials. They need only molecular composition and correct density.
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