Kaydı eposta ile gönder: Structural, Optical and Electrical Properties of Cu<sub>0.6</sub>Co<sub>x</sub>Zn<sub>0.4−x</sub>Fe<sub>2</sub>O<sub>4</sub> (x = 0.0, 0.1, 0.2, 0.3, 0.4) Soft Ferrites