Hi, Take a look at the following link: http://www.periodictable.com/Elements/014/data.html#Silicon.SpecificHeat.note Also, usually EFunda.com is good for that kind of thing - only for some reason it does not have the data you requested. Best regards, // Morten Aarøe Hakemi, Ghazal wrote: > Dear all, > > Does anybody know what the relative permeability of Silicon is? I need to implement it in one of my simulations. > It seems impossible to find! > > Many thanks and Best Regards, > Ghazal