Hi! I am trying to modeling somthing with magnetic fields, how can I get the saturation effect? I was trying to change in 'Ampers law' the "Constitutive relation" to BH curve but it gives me an erreor sais that I need to provide the BH curve also for air. I an shame to say that I do not know what is it BH curve and I do not know how to get it for air? can someone help me? there is another place to get help for comsol?
thx!