Journal ArticleDOI
Ultrahigh dielectric breakdown strength and excellent energy storage performance in lead-free barium titanate-based relaxor ferroelectric ceramics via a combined strategy of composition modification, viscous polymer processing, and liquid-phase sintering
Gang Liu,Yang Li,Biao Guo,Mingyang Tang,Quan Li,Jia Dong,Linjiang Yu,Kun Yu,Yan Yan,Dawei Wang,Leiyang Zhang,Haibo Zhang,Zhanbing He,Li Jin +13 more
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TLDR
In this article, BaTiO3 (BT)-based lead-free ceramics are regarded as one kind of prospective candidates for next generation pulsed power capacitors due to their environmentally friendly and relatively high energy storage properties.About:
This article is published in Chemical Engineering Journal.The article was published on 2020-10-15. It has received 174 citations till now. The article focuses on the topics: Barium titanate & Ceramic.read more
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Electroceramics for High-Energy Density Capacitors: Current Status and Future Perspectives
Ge Wang,Zhilun Lu,Zhilun Lu,Yong Li,Linhao Li,Hongfen Ji,Antonio Feteira,Di Zhou,Dawei Wang,Dawei Wang,Shujun Zhang,Ian M. Reaney +11 more
TL;DR: In this article, the fundamental principles of energy storage in dielectric capacitors are introduced and a comprehensive review of the state-of-the-art is presented. But the authors do not consider the use of lead-free materials in high-temperature applications, since their toxicity raises concern over their use in consumer applications.
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High-performance lead-free bulk ceramics for electrical energy storage applications: design strategies and challenges
TL;DR: In this article, the authors present an overview on the current state-of-the-art lead-free bulk ceramics for electrical energy storage applications, including (SrirTiO3, CaTiO), BaTiO, (Bi0.5Na 0.5), (K0.1 Na 0.1), (NbO3), BiFeO, AgNiO, and NaNbo3-based Ceramics.
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NaNbO3-(Bi0.5Li0.5)TiO3 Lead-Free Relaxor Ferroelectric Capacitors with Superior Energy-Storage Performances via Multiple Synergistic Design
TL;DR: In this article, a very high recoverable energy density W-rec approximate to 8.73 J cm(-3), high efficiency eta approximate to 80.1%, ultrafast discharge rate of
Journal ArticleDOI
Ultrahigh energy density in short-range tilted NBT-based lead-free multilayer ceramic capacitors by nanodomain percolation
Hongfen Ji,Dawei Wang,Dawei Wang,Weichao Bao,Zhilun Lu,Zhilun Lu,Ge Wang,Huijing Yang,Ali Mostaed,Ali Mostaed,Linhao Li,Antonio Feteira,Shi-Kuan Sun,Fangfang Xu,Dejun Li,Chao-Jie Ma,Shi-Yu Liu,Ian M. Reaney +17 more
TL;DR: In this article, a pseudocubic 0.08BMN ceramics with excellent recoverable energy density, Wrec = 7.5 J/cm3 and conversion ratio = 92% were synthesized.
Journal ArticleDOI
Energy storage performance of BaTiO3-based relaxor ferroelectric ceramics prepared through a two-step process
Yang Li,Yi Liu,Mingyang Tang,Jingwen Lv,Fukang Chen,Quan Li,Yan Yan,Fei Wu,Li Jin,Gang Liu,Gang Liu +10 more
TL;DR: A two-step strategy including adjusting the ratio of chemical elements to modify the microstructures and optimizing the preparation process to enhance electric breakdown strength has been proposed to greatly enhance the energy storing performance of lead-free ferroelectric ceramics, whose effectiveness has been proved within this investigation.
References
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Perovskite lead-free dielectrics for energy storage applications
TL;DR: In this paper, the authors summarize the principles of dielectric energy-storage applications, and recent developments on different types of Dielectrics, namely linear dielectrics (LDE), paraelectric, ferroelectrics, and antiferro electrics, focusing on perovskite lead-free dielectors.
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Review: liquid phase sintering
TL;DR: A review of the literature on liquid phase sintering can be found in this paper, with a focus on the densification and microstructure evolution events of a mixture of powders.
Journal ArticleDOI
Decoding the Fingerprint of Ferroelectric Loops: Comprehension of the Material Properties and Structures
TL;DR: In this paper, the impact factors on the hysteresis loops are discussed based on recent developments in ferroelectric and related materials, including the effect of materials (grain size and grain boundary, phase and phase boundary, doping, anisotropy, thickness), aging, and measurement conditions (applied field amplitude, fatigue, frequency, temperature, stress), which can affect the hysteretic behaviors of the ferroelectrics.
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Homogeneous/Inhomogeneous-Structured Dielectrics and their Energy-Storage Performances.
Zhonghua Yao,Zhe Song,Hua Hao,Zhiyong Yu,Minghe Cao,Shujun Zhang,Michael T. Lanagan,Hanxing Liu +7 more
TL;DR: The optimization of high-energy-storage dielectrics will have far-reaching impacts on the sustainable energy and will be an important research topic in the near future.
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Lead-Free Relaxor Ferroelectrics
TL;DR: In this paper, the authors outline how lead-free relaxors can offer a route to an environmentally safer option in this outstanding material class and discuss properties of uniaxial, planar, and volumetric relaxor compositions.