Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements

In order to promote the research of green energy in the situation of increasingly serious environmental pollution, dielectric ceramic energy storage materials, which have the advantages of an extremely fast charge and discharge cycle, high durability, and have a broad use in new energy vehicles and...

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Main Authors: Sun, Jiaxuan, Li, Yuanzhe
Other Authors: School of Materials Science and Engineering
Format: Article
Language:English
Published: 2023
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Online Access:https://hdl.handle.net/10356/171648
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-1716482023-11-03T15:46:29Z Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements Sun, Jiaxuan Li, Yuanzhe School of Materials Science and Engineering Engineering::Materials Energy Storage Density Perovskite Structure In order to promote the research of green energy in the situation of increasingly serious environmental pollution, dielectric ceramic energy storage materials, which have the advantages of an extremely fast charge and discharge cycle, high durability, and have a broad use in new energy vehicles and pulse power, are being studied. However, the energy storage density of ordinary dielectric ceramic ferroelectric materials is low, so, in this paper, we have divided eight components based on BaTiO3 (BT). Through the traditional solid phase sintering method, AB positions were replaced with various elements of different proportions to improve their energy storage density and the energy storage efficiency of BT-based ferroelectric materials. In this paper, we studied the results of XRD, Raman, ferroelectric, dielectric, and impedance tests of doped samples, and the best components were determined. The (1−x)BT−xBi((Formula presented.))O3 series of ceramics are made by the incorporation of five elements, Bi3+, Mg2+, Zn2+, Ta5+, and Nb5+. With the rising electric hysteresis loop of the doping amount x thin, the saturation polarization strength and residual polarization strength decrease, and the energy storage density rises first and then decreases. The dielectric characteristic after x = 0.08 showed a flat dielectric peak, indicating that the ferroelectric relaxation had been formed. The energy storage density and efficiency of the best component x = 0.12 reached 1.75 J/cm3 and 75%, respectively, and the Curie temperature was about −20 °C, so it has the potential to be used at room temperature. Published version This research was funded by Enerstay Sustainability Pte Ltd. (Singapore) Grant Call (Call 1/2022) _GHG (Project ID VS1-001), Singapore. 2023-11-02T03:19:00Z 2023-11-02T03:19:00Z 2023 Journal Article Sun, J. & Li, Y. (2023). Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements. Journal of Composites Science, 7(6), 233-. https://dx.doi.org/10.3390/jcs7060233 2504-477X https://hdl.handle.net/10356/171648 10.3390/jcs7060233 2-s2.0-85163729697 6 7 233 en Journal of Composites Science © 2023 The authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https:// creativecommons.org/licenses/by/ 4.0/). application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering::Materials
Energy Storage Density
Perovskite Structure
spellingShingle Engineering::Materials
Energy Storage Density
Perovskite Structure
Sun, Jiaxuan
Li, Yuanzhe
Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements
description In order to promote the research of green energy in the situation of increasingly serious environmental pollution, dielectric ceramic energy storage materials, which have the advantages of an extremely fast charge and discharge cycle, high durability, and have a broad use in new energy vehicles and pulse power, are being studied. However, the energy storage density of ordinary dielectric ceramic ferroelectric materials is low, so, in this paper, we have divided eight components based on BaTiO3 (BT). Through the traditional solid phase sintering method, AB positions were replaced with various elements of different proportions to improve their energy storage density and the energy storage efficiency of BT-based ferroelectric materials. In this paper, we studied the results of XRD, Raman, ferroelectric, dielectric, and impedance tests of doped samples, and the best components were determined. The (1−x)BT−xBi((Formula presented.))O3 series of ceramics are made by the incorporation of five elements, Bi3+, Mg2+, Zn2+, Ta5+, and Nb5+. With the rising electric hysteresis loop of the doping amount x thin, the saturation polarization strength and residual polarization strength decrease, and the energy storage density rises first and then decreases. The dielectric characteristic after x = 0.08 showed a flat dielectric peak, indicating that the ferroelectric relaxation had been formed. The energy storage density and efficiency of the best component x = 0.12 reached 1.75 J/cm3 and 75%, respectively, and the Curie temperature was about −20 °C, so it has the potential to be used at room temperature.
author2 School of Materials Science and Engineering
author_facet School of Materials Science and Engineering
Sun, Jiaxuan
Li, Yuanzhe
format Article
author Sun, Jiaxuan
Li, Yuanzhe
author_sort Sun, Jiaxuan
title Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements
title_short Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements
title_full Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements
title_fullStr Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements
title_full_unstemmed Research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on BaTiO₃ doping with multiple elements
title_sort research on improving energy storage density and efficiency of dielectric ceramic ferroelectric materials based on batio₃ doping with multiple elements
publishDate 2023
url https://hdl.handle.net/10356/171648
_version_ 1781793830298714112