Enhanced dielectric and optical properties of nanoscale barium hexaferrites for optoelectronics and high frequency application

Mohammed J^{1, 2}, Suleiman A B², Tchouank Tekou Carol T¹, Hafeez H Y^{2, 3}, Sharma Jyoti¹, Maji Pradip K⁴, Kumar Sachin Godara⁵, Srivastava A K^{1, †}

(color online) Variation of room temperature real part of dielectric permittivity (ε′) with frequency for Ba_1–xDy_xFe_12–yCr_yO₁₉ (x = 0.0,0.1,0.2, and y = 0.0,0.4,0.5).