Investigation into the structural and magnetic features of nickel doped U-type hexaferrites prepared through sol--gel method

Kausar, Rukhsana; Khan, Muhammad Azhar; Gulbadan, Shagufta; Junaid, Muhammad; Hussain, Altaf; Manzoor, Alina; Somaily, HH; Amin, Mohammed A; Moustafa, Mohamed said attia;