Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature

Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature

Ce and W co-doped CaBi2Nb2O9 ceramics with chemical formula Ca0.96Ce0.04Bi2Nb2-xWxO9 (CCBN-W100x, x = 0–0.07) are fabricated via conventional solid state sintering method, to investigate the effect of W addition on the structure, electrical resistivity, dielectric and piezoelectric properties. A pie...

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Main Authors: Zong-Yang Shen, Chen Qin, Wen-Qin Luo, Fusheng Song, Zhumei Wang, Yueming Li, Shujun Zhang
Format: Article
Language:English
Published: Elsevier 2020-09-01
Series:Journal of Materiomics
Subjects:
Ultra-high temperature ceramics
Piezoelectric properties
Aurivillius phase
Bismuth layered structure
CaBi2Nb2O9
Online Access:http://www.sciencedirect.com/science/article/pii/S2352847819301613
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spelling doaj-c887c1bd7966422ea2e1a26e57bcfa832020-11-25T03:12:23ZengElsevierJournal of Materiomics2352-84782020-09-0163459466Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperatureZong-Yang Shen0Chen Qin1Wen-Qin Luo2Fusheng Song3Zhumei Wang4Yueming Li5Shujun Zhang6Energy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, China; Institute for Superconducting and Electronic Materials, Australian Institute of Innovative Materials, University of Wollongong, Wollongong, NSW, 2500, Australia; Corresponding author. Energy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, China.Energy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, ChinaEnergy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, ChinaEnergy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, ChinaEnergy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, ChinaEnergy Storage and Conversion Ceramic Materials Engineering Laboratory of Jiangxi Province, China National Light Industry Key Laboratory of Functional Ceramic Materials, School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen, 333403, ChinaInstitute for Superconducting and Electronic Materials, Australian Institute of Innovative Materials, University of Wollongong, Wollongong, NSW, 2500, Australia; Corresponding author.Ce and W co-doped CaBi2Nb2O9 ceramics with chemical formula Ca0.96Ce0.04Bi2Nb2-xWxO9 (CCBN-W100x, x = 0–0.07) are fabricated via conventional solid state sintering method, to investigate the effect of W addition on the structure, electrical resistivity, dielectric and piezoelectric properties. A piezoelectric constant d33 of 13.4 pC/N is obtained in CCBN-W2 ceramics, >100% higher than that of pure CaBi2Nb2O9 (d33 = 5.8–6.4 pC/N). Of particular significance is that the electrical resistivity of CCBN-W2 ceramics (ρ = 3.7 × 109 Ω cm at 500 °C) is three orders of magnitude higher than pure CaBi2Nb2O9 (ρ = 2.9 × 106 Ω cm at same temperature). All these properties, together with its low dielectric loss (tanδ = 0.13%) and excellent d33 thermal stability up to 800 °C, merit the CCBN-W2 ceramics for high temperature piezoelectric sensing applications.http://www.sciencedirect.com/science/article/pii/S2352847819301613Ultra-high temperature ceramicsPiezoelectric propertiesAurivillius phaseBismuth layered structureCaBi2Nb2O9
collection DOAJ
language English
format Article
sources DOAJ
author Zong-Yang Shen
Chen Qin
Wen-Qin Luo
Fusheng Song
Zhumei Wang
Yueming Li
Shujun Zhang
spellingShingle Zong-Yang Shen
Chen Qin
Wen-Qin Luo
Fusheng Song
Zhumei Wang
Yueming Li
Shujun Zhang
Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature
Journal of Materiomics
Ultra-high temperature ceramics
Piezoelectric properties
Aurivillius phase
Bismuth layered structure
CaBi2Nb2O9
author_facet Zong-Yang Shen
Chen Qin
Wen-Qin Luo
Fusheng Song
Zhumei Wang
Yueming Li
Shujun Zhang
author_sort Zong-Yang Shen
title Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature
title_short Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature
title_full Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature
title_fullStr Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature
title_full_unstemmed Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature
title_sort ce and w co-doped cabi2nb2o9 with enhanced piezoelectric constant and electrical resistivity at high temperature
publisher Elsevier
series Journal of Materiomics
issn 2352-8478
publishDate 2020-09-01
description Ce and W co-doped CaBi2Nb2O9 ceramics with chemical formula Ca0.96Ce0.04Bi2Nb2-xWxO9 (CCBN-W100x, x = 0–0.07) are fabricated via conventional solid state sintering method, to investigate the effect of W addition on the structure, electrical resistivity, dielectric and piezoelectric properties. A piezoelectric constant d33 of 13.4 pC/N is obtained in CCBN-W2 ceramics, >100% higher than that of pure CaBi2Nb2O9 (d33 = 5.8–6.4 pC/N). Of particular significance is that the electrical resistivity of CCBN-W2 ceramics (ρ = 3.7 × 109 Ω cm at 500 °C) is three orders of magnitude higher than pure CaBi2Nb2O9 (ρ = 2.9 × 106 Ω cm at same temperature). All these properties, together with its low dielectric loss (tanδ = 0.13%) and excellent d33 thermal stability up to 800 °C, merit the CCBN-W2 ceramics for high temperature piezoelectric sensing applications.
topic Ultra-high temperature ceramics
Piezoelectric properties
Aurivillius phase
Bismuth layered structure
CaBi2Nb2O9
url http://www.sciencedirect.com/science/article/pii/S2352847819301613
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