Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics

Piezoelectric materials are presently being extensively developed for applications such as ultrasonic motors and piezoelectric transformers. In this study, the dielectric, piezoelectric, and ferroelectric properties of MnO 2-doped 0.2Pb(Zn1/3Nb2/3) O3-0. 8Pb(Zr1/2Ti1/2)O3 (hereafter 0.2PZN-0.8PZT),...

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Main Authors: Athipong Ngamjarurojana, Supon Ananta
Format: Journal
Published: 2018
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http://cmuir.cmu.ac.th/jspui/handle/6653943832/48912
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Institution: Chiang Mai University
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spelling th-cmuir.6653943832-489122018-08-16T02:18:33Z Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics Athipong Ngamjarurojana Supon Ananta Biochemistry, Genetics and Molecular Biology Chemistry Materials Science Mathematics Physics and Astronomy Piezoelectric materials are presently being extensively developed for applications such as ultrasonic motors and piezoelectric transformers. In this study, the dielectric, piezoelectric, and ferroelectric properties of MnO 2-doped 0.2Pb(Zn1/3Nb2/3) O3-0. 8Pb(Zr1/2Ti1/2)O3 (hereafter 0.2PZN-0.8PZT), which is the morphotropic phase boundary composition of the PZN-PZT system, were investigated. It was found that crystal structure moved to rhombohedral side when increasing MnO2 content. With the addition of MnO2, Curie temperature Tc, the piezoelectric constant d33, and electromechanical coupling factor kp were slightly decreased, but the mechanical quality factor Qm was significantly increased. The P-E and s-E loop demonstrated decreased Pr and strain level but increased E c with addition of MnO2. These results clearly showed the significance of MnO2 addition on the electrical properties of the PZN-PZT system with "hard" characteristics. 2018-08-16T02:06:35Z 2018-08-16T02:06:35Z 2009-01-01 Journal 01252526 2-s2.0-67650340257 https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=67650340257&origin=inward http://cmuir.cmu.ac.th/jspui/handle/6653943832/48912
institution Chiang Mai University
building Chiang Mai University Library
country Thailand
collection CMU Intellectual Repository
topic Biochemistry, Genetics and Molecular Biology
Chemistry
Materials Science
Mathematics
Physics and Astronomy
spellingShingle Biochemistry, Genetics and Molecular Biology
Chemistry
Materials Science
Mathematics
Physics and Astronomy
Athipong Ngamjarurojana
Supon Ananta
Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics
description Piezoelectric materials are presently being extensively developed for applications such as ultrasonic motors and piezoelectric transformers. In this study, the dielectric, piezoelectric, and ferroelectric properties of MnO 2-doped 0.2Pb(Zn1/3Nb2/3) O3-0. 8Pb(Zr1/2Ti1/2)O3 (hereafter 0.2PZN-0.8PZT), which is the morphotropic phase boundary composition of the PZN-PZT system, were investigated. It was found that crystal structure moved to rhombohedral side when increasing MnO2 content. With the addition of MnO2, Curie temperature Tc, the piezoelectric constant d33, and electromechanical coupling factor kp were slightly decreased, but the mechanical quality factor Qm was significantly increased. The P-E and s-E loop demonstrated decreased Pr and strain level but increased E c with addition of MnO2. These results clearly showed the significance of MnO2 addition on the electrical properties of the PZN-PZT system with "hard" characteristics.
format Journal
author Athipong Ngamjarurojana
Supon Ananta
author_facet Athipong Ngamjarurojana
Supon Ananta
author_sort Athipong Ngamjarurojana
title Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics
title_short Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics
title_full Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics
title_fullStr Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics
title_full_unstemmed Effect of MnO<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2Pb(Zn<inf>1/3</inf>Nb<inf>2/3</inf>)O <inf>3</inf>-0.8Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf> ceramics
title_sort effect of mno<inf>2</inf> addition on dielectric, piezoelectric and ferroelectric properties of 0.2pb(zn<inf>1/3</inf>nb<inf>2/3</inf>)o <inf>3</inf>-0.8pb(zr<inf>1/2</inf>ti<inf>1/2</inf>)o<inf>3</inf> ceramics
publishDate 2018
url https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=67650340257&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/48912
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