virtual Double_t GetMuPo(Double_t energyMeV);
virtual Double_t GetMuCO(Double_t energyMeV);
virtual Double_t GetMuXe(Double_t energyMeV);
- virtual Double_t GetMuBu(Double_t energyMeV);
+ virtual Double_t GetMuAr(Double_t energyMeV);
virtual Double_t GetMuMy(Double_t energyMeV);
virtual Double_t GetMuN2(Double_t energyMeV);
virtual Double_t GetMuO2(Double_t energyMeV);