Application of Extended Jiles–Atherton Model for Modeling the Magnetic Characteristics of Fe41.5Co41.5Nb3Cu1B13 Alloy in As-Quenched and Nanocrystalline State. - Szewczyk, Roman; Salach, Jacek; Bienkowski, Adam; Frydrych, Piotr; Kolano-Burian, Aleksandra (IEEE Transactions on Magnetics, 2012)