Microstructure and dielectric properties of Zn 3Nb 2O 8 ceramics prepared by a two-stage sintering method

In this work, the effects of various two-stage sintering schemes on phase formation, microstructural development and dielectric properties of Zn 3Nb 2O 8 ceramics were systematically determined via a combination of scanning electron microscopy (SEM), energy-dispersive X-ray (EDX) and dielectric meas...

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Bibliographic Details
Main Authors: Amonpattaratkit P., Ngamjarurojana A., Ananta S.
Format: Article
Language:English
Published: 2014
Online Access:http://www.scopus.com/inward/record.url?eid=2-s2.0-84868286812&partnerID=40&md5=c838b62cfcff710cb077c461309217cc
http://cmuir.cmu.ac.th/handle/6653943832/6951
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Institution: Chiang Mai University
Language: English
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Summary:In this work, the effects of various two-stage sintering schemes on phase formation, microstructural development and dielectric properties of Zn 3Nb 2O 8 ceramics were systematically determined via a combination of scanning electron microscopy (SEM), energy-dispersive X-ray (EDX) and dielectric measurement techniques. In comparison with the conventional sintered samples, it was found that single-phase Zn 3Nb 2O 8 ceramics with maximum density of ∼99% theoretical density, smaller average grain size (∼3 μm) and better dielectric properties can be achieved via a two-stage sintering technique. © 2012 Elsevier Ltd and Techna Group S.r.l.