Measuring gadolinium content in Ba_(1-x)Gd_xFe(12-x)Zn_xO_(19)and Ba_(1-x)Gd_xFe_(12)O_(19) by thermal neutron transmission

• 热中子透射法测定Ba_(1-x)Gd_xFe_(12-x)Zn_xO_(19)和Ba_(1-x)Gd_xFe_(12)O_(19)中的含钆量