“…The diffraction of the ( 220), ( 311), ( 400), ( 511) or ( 333), (440), and (533) lattice planes of NAFO resulted in six characteristic peaks at 30.691, 36.271, 43.471, 57.911, 63.361, and 75.511 indicating the cubic spinel structure having space group Fd% 3m. 44 These peaks were matched with No. JCPDS#10-0325.…”