Enhanced dielectric and optical properties of nanoscale barium hexaferrites for optoelectronics and high frequency application
Mohammed J1, 2, Suleiman A B2, Tchouank Tekou Carol T1, Hafeez H Y2, 3, Sharma Jyoti1, Maji Pradip K4, Kumar Sachin Godara5, Srivastava A K1, †
       

(color online) Variation of dielectric loss tangent (tanδ) with frequency for Ba1–xDyxFe12–yCryO19 (x = 0.0,0.1,0.2, and y = 0.0,0.4,0.5)