Hi Yuri, I will implement this and let you know. Regards, Andrei Y. Shitov wrote: >Hi, ROOT team, > >Is it possible to implement GEANT-3 GSMIXT() NLMAT-like option in >TGeoMixture? > >-----------------from GEANT-3 doc-----------> >CALL GSMIXT (IMATE,NAMATE,A,Z,DENS,NLMAT,WMAT*) >... >NLMAT - number of elements in the mixture; > > 0 WMAT contains the proportion by weights of each material in > the mixture; > < 0 WMAT contains the proportion by number of atoms of each kind, > the content of WMAT in output is changed to contain the relative > weights; >-----------------from GEANT-3 doc-----------> > >I think it will be suitable to define materials according to its >chemical formulas like: > >TGeoElement* O = new TGeoElement ("O","Oxygen",15.9994,8,); >TGeoElement* C = new TGeoElement ("C","Carbon",12.0107,6,); >TGeoElement* H = new TGeoElement ("H","Hydrogen",1.00794,1); > >// Mylar wrapper C10H8O4 >TGeoMixture *mat4 = new TGeoMixture("MYLAR",3,dmyl); >mat4->SetUniqueID( 4); >mat4->DefineElement(C,-10.); >mat4->DefineElement(H,-8.); >mat4->DefineElement(O,-4.); > >Best, >Yuri > > > >
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