journal article·2015-03Open access

Conductivity Studies of Silver‐, Potassium‐, and Magnesium‐Doped Hydroxyapatite

Brajendra Singh, Samayendra Kumar, Bikramjit Basu, Rajeev Gupta

Abstract

We report the electrical transport properties of silver‐, potassium‐, and magnesium‐doped hydroxyapatites ( HA s). While Ag+ or K + doping to HA enhances the conductivity, Mg +2 doping lowers the conductivity when compared with undoped HA . The mechanism behind the observed differences in ionic conductivity has been discussed using the analysis of high‐temperature frequency‐dependent conductivity data, Cole–Cole plots of impedance data as well as on the basis of the frequency dependence of the imaginary part (M″) of the complex electric modulus. The f max of modulus M″ decreased in silver‐ and potassium‐doped samples in comparison with the undoped HA.
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Research context

OpenAlex topics: Conducting polymers and applications · Dielectric properties of ceramics · Bone Tissue Engineering Materials

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Department of Physics Indian Institute of Technology Kanpur Kanpur 208016 UP India

Centre of Material Sciences University of Allahabad Allahabad 211002 UP India

Materials Science Programme Indian Institute of Technology Kanpur Kanpur 208016 UP India

Materials Research Centre Indian Institute of Science Bangalore 560012 India

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