Complex sentence: Ferrite above the critical temperature A 2 (Curie temperature) of, where it is paramagnetic rather than ferromagnetic, is known as beta ferrite or beta iron (β-Fe).
Split into simpler sentences: Ferrite above the critical temperature A 2 (Curie temperature) of, where it is paramagnetic rather than ferromagnetic. The term is beta ferrite or beta iron (β-Fe).