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  1. No Access

    Article

    Impedance and modulus spectroscopy studies of cobalt substituted strontium hexaferrite ceramics

    A series of strontium ferrites SrCoxFe12−xO19 (SFCO) with the chemical composition x = 0.0, 0.1, 0.2 & 0.3 have been synthesized by sol–gel method. The preliminary structural studies were carried out by X-ray dif...

    K. Alamelu Mangai, K. Tamizh Selvi, M. Priya… in Journal of Materials Science: Materials in… (2017)

  2. No Access

    Article

    Investigations on dielectric and impedance properties of M-type hexaferrite

    The M-type strontium hexaferrite SrFe12O19 nano particles with nominal composition were prepared by self-propagating high temperature synthesis route. The ac conductivity and dielectric properties of SrFe12O19 sa...

    K. Alamelu Mangai, K. Tamizh Selvi, M. Priya… in Journal of Materials Science: Materials in… (2017)

  3. No Access

    Article

    Structural, electrical and magnetic properties of Mn3O4/MgO nanocomposite

    The present paper deals with the synthesis of Mn3O4/MgO nanocomposite through a simple sol–gel route and their electrical and magnetic properties are discussed for electrode applications. The grain size and parti...

    K. Tamizh Selvi, K. Alamelu Mangai, M. Priya… in Journal of Materials Science: Materials in… (2017)

  4. No Access

    Article

    Structural and optical absorption studies of cobalt substituted strontium ferrites, SrCoxFe12−xO19 (x = 0.1, 0.2 and 0.3)

    Cobalt substituted strontium ferrites SrCoxFe12−xO19 (x = 0.1, 0.2 and 0.3) were synthesized via sol–gel method and the dried gel obtained was annealed at 800 °C. The powder X-ray diffraction studies helped in t...

    K. Alamelu Mangai, K. Tamizh Selvi, M. Priya… in Journal of Materials Science: Materials in… (2017)