/**
* Generates a new instance of material with given characteristics
*
* @param name is material identifier
* @param density is material density
* @param composition is atomic composition by weight of material
* @return null if material cannot be created
*/
public static Material newMaterial(
String name, double density, WeightedAtomicComposition composition) {
Material material = new Material();
material.setName(name);
material.setDensity(density);
material.setWeightedAtomicComposition(composition);
return material;
}
