# Example 3 : defining the following : pure Ni64
/changeTarget/designedMaterial/materialDensity 8.85 g/cm3
/changeTarget/designedMaterial/MaterialNComponents 1
/changeTarget/designedMaterial/ElementName Ni64
/changeTarget/designedMaterial/MaterialFractionMass 1.
/changeTarget/designedMaterial/ElementSymbole Ni64
/changeTarget/designedMaterial/ElementNComponents 1
/changeTarget/designedMaterial/isotopeName Ni64			
/changeTarget/designedMaterial/IsotopeAbundanceInElement 1.
/changeTarget/designedMaterial/isotopeZ 28.
/changeTarget/designedMaterial/isotopeN 64
/changeTarget/designedMaterial/isotopeA 64.
/changeTarget/designedMaterial/update