Fabrication and characterization of BNLT-BHF lead-free ceramics

© 2017 Taylor & Francis Group, LLC. The solid solution of (1-x)Bi0.4871Na0.4871La0.0172TiO3-x(Bi0.95Ho0.05)FeO3((1-x)BNLT-xBHF) with x = 0.03–0.09 lead-free ceramics was prepared by the conventional solid-state reaction route. Mixed powders were calcined at 900°C for 4 h. The ceramics were sin...

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Main Authors: Chatchai Kruea-In, Suchittra Inthong, Thanaporn Boonchoo, Pratthana Intawin, Wilaiwan Leenakul
Format: Journal
Published: 2018
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http://cmuir.cmu.ac.th/jspui/handle/6653943832/57478
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Institution: Chiang Mai University
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spelling th-cmuir.6653943832-574782018-09-05T03:53:27Z Fabrication and characterization of BNLT-BHF lead-free ceramics Chatchai Kruea-In Suchittra Inthong Thanaporn Boonchoo Pratthana Intawin Wilaiwan Leenakul Materials Science Physics and Astronomy © 2017 Taylor & Francis Group, LLC. The solid solution of (1-x)Bi0.4871Na0.4871La0.0172TiO3-x(Bi0.95Ho0.05)FeO3((1-x)BNLT-xBHF) with x = 0.03–0.09 lead-free ceramics was prepared by the conventional solid-state reaction route. Mixed powders were calcined at 900°C for 4 h. The ceramics were sintered at 1150°C which was the optimum sintering temperature. Densification, phase and microstructure were characterized via Archimedes' method, X-ray diffraction technique and scanning electron microscopy, respectively. The bulk density data of the studied ceramics showed that the concentration of BHF in (1-x)BNLT-xBHF solid solution improved densification of this ceramic system. Only single perovskite phase was observed in XRD patterns of the sintered samples for all conditions. The SEM micrographs for samples with low concentrations of BHF were homologous and smaller grain size than when increasing the concentration of the BHF. The correlation of the properties and the concentration of BHF of these studied ceramics are discussed and compared with other ferroelectric ceramics. 2018-09-05T03:42:59Z 2018-09-05T03:42:59Z 2017-04-26 Journal 15635112 00150193 2-s2.0-85026661302 10.1080/00150193.2017.1334278 https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85026661302&origin=inward http://cmuir.cmu.ac.th/jspui/handle/6653943832/57478
institution Chiang Mai University
building Chiang Mai University Library
country Thailand
collection CMU Intellectual Repository
topic Materials Science
Physics and Astronomy
spellingShingle Materials Science
Physics and Astronomy
Chatchai Kruea-In
Suchittra Inthong
Thanaporn Boonchoo
Pratthana Intawin
Wilaiwan Leenakul
Fabrication and characterization of BNLT-BHF lead-free ceramics
description © 2017 Taylor & Francis Group, LLC. The solid solution of (1-x)Bi0.4871Na0.4871La0.0172TiO3-x(Bi0.95Ho0.05)FeO3((1-x)BNLT-xBHF) with x = 0.03–0.09 lead-free ceramics was prepared by the conventional solid-state reaction route. Mixed powders were calcined at 900°C for 4 h. The ceramics were sintered at 1150°C which was the optimum sintering temperature. Densification, phase and microstructure were characterized via Archimedes' method, X-ray diffraction technique and scanning electron microscopy, respectively. The bulk density data of the studied ceramics showed that the concentration of BHF in (1-x)BNLT-xBHF solid solution improved densification of this ceramic system. Only single perovskite phase was observed in XRD patterns of the sintered samples for all conditions. The SEM micrographs for samples with low concentrations of BHF were homologous and smaller grain size than when increasing the concentration of the BHF. The correlation of the properties and the concentration of BHF of these studied ceramics are discussed and compared with other ferroelectric ceramics.
format Journal
author Chatchai Kruea-In
Suchittra Inthong
Thanaporn Boonchoo
Pratthana Intawin
Wilaiwan Leenakul
author_facet Chatchai Kruea-In
Suchittra Inthong
Thanaporn Boonchoo
Pratthana Intawin
Wilaiwan Leenakul
author_sort Chatchai Kruea-In
title Fabrication and characterization of BNLT-BHF lead-free ceramics
title_short Fabrication and characterization of BNLT-BHF lead-free ceramics
title_full Fabrication and characterization of BNLT-BHF lead-free ceramics
title_fullStr Fabrication and characterization of BNLT-BHF lead-free ceramics
title_full_unstemmed Fabrication and characterization of BNLT-BHF lead-free ceramics
title_sort fabrication and characterization of bnlt-bhf lead-free ceramics
publishDate 2018
url https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85026661302&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/57478
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