Journal ArticleDOI
Optimization the energy density and efficiency of BaTiO3-based ceramics for capacitor applications
Di Hu,Zhongbin Pan,Zhongbin Pan,Xiaoyan Tan,Fan Yang,Jie Ding,Xiang Zhang,Peng Li,Jinjun Liu,Jiwei Zhai,Hui Pan +10 more
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TLDR
In this paper, a lead-free BaTiO3 (BT) relaxor ferroelectric ceramics are designed and synthesized via a solid-state reaction route, achieving an excellent Wrec of 4.03% at 370kV/cm, coupled with an ultrahigh efficiency of 96.2%.About:
This article is published in Chemical Engineering Journal.The article was published on 2021-04-01. It has received 75 citations till now. The article focuses on the topics: Ceramic capacitor & Capacitor.read more
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Progress and perspectives in dielectric energy storage ceramics
Dongxu Li,Dongxu Li,Xiaojun Zeng,Zhipeng Li,Zong-Yang Shen,Hua Hao,Wen-Qin Luo,Xingcai Wang,Fusheng Song,Zhumei Wang,Yueming Li +10 more
TL;DR: In this article, the authors investigated the energy storage performances of linear dielectric, relaxor ferroelectric, and antiferroelectric from the viewpoint of chemical modification, macro/microstructural design, and electrical property optimization.
Journal ArticleDOI
Giant energy-storage density with ultrahigh efficiency in lead-free relaxors via high-entropy design
TL;DR: In this article , the authors proposed a high-entropy strategy to design local polymorphic distortion including rhombohedral-orthorhombic-tetragonal-cubic multiphase nanoclusters and random oxygen octahedral tilt, resulting in ultrasmall polar nanoregions, an enhanced breakdown electric field, and delayed polarization saturation.
Journal ArticleDOI
Effect of Ca2+/Hf4+ modification at A/B sites on energy-storage density of Bi0.47Na0.47Ba0.06TiO3 ceramics
Chaoyin Luo,Qin Feng,Qin Feng,Nengneng Luo,Changlai Yuan,Changrong Zhou,Yuezhou Wei,Toyohisa Fujita,Jiwen Xu,Guohua Chen +9 more
TL;DR: In this paper, a series of new-type Pb-free ferroelectric ceramics are designed and fabricated: (1 - x)Bi0.47Na0.06TiO3-xCaHfO3 (abbreviated as BNBT-100xCH).
Journal ArticleDOI
Ultrahigh Energy Storage Density and Efficiency in Bi0.5Na0.5TiO3-Based Ceramics via the Domain and Bandgap Engineering.
Meng Wang,Qin Feng,Qin Feng,Chaoying Luo,Yuchen Lan,Changlai Yuan,Nengneng Luo,Changrong Zhou,Toyohisa Fujita,Toyohisa Fujita,Jiwen Xu,Guohua Chen,Yuezhou Wei +12 more
TL;DR: In this paper, a dual optimization strategy of domain and bandgap was proposed to solve the energy storage performance of Na0.5Bi0.2TiO3-based dielectric ceramics.
Journal ArticleDOI
Significantly tailored energy-storage performances in Bi0.5Na0.5TiO3–SrTiO3-based relaxor ferroelectric ceramics by introducing bismuth layer-structured relaxor BaBi2Nb2O9 for capacitor application
Liang Zheng,Peicong Sun,Peng Zheng,Wangfeng Bai,Lili Li,Fei Wen,Jingji Zhang,Ningning Wang,Yang Zhang +8 more
TL;DR: In this paper, the bismuth layer-structured relaxor BaBi2Nb2O9 (BBN) was adopted as the modifier to improve the energy storage properties of BNT-SrTiO3 (BNT-ST)-based relaxor ferroelectric ceramics.
References
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Journal ArticleDOI
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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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.
Journal ArticleDOI
Lead-Free Antiferroelectric Silver Niobate Tantalate with High Energy Storage Performance.
TL;DR: It is revealed that the incorporation of Ta to the Nb site can enhance the antiferroelectricity because of the reduced polarizability of B-site cations, which is confirmed by the polarization hysteresis, dielectric tunability, and selected-area electron diffraction measurements.
Journal ArticleDOI
Grain size engineered lead-free ceramics with both large energy storage density and ultrahigh mechanical properties
Zetian Yang,Feng Gao,Hongliang Du,Li Jin,Leilei Yan,Qingyuan Hu,Ying Yu,Shaobo Qu,Xiaoyong Wei,Zhuo Xu,Yan-Jie Wang +10 more
TL;DR: In this paper, the authors proposed a new strategy, namely, grain size engineering, to develop K0.5Na 0.5NbO3 (KNN)-based ceramics with both an extremely high recoverable energy storage density (Wrec) and large mechanical properties.
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Novel BaTiO3-based lead-free ceramic capacitors featuring high energy storage density, high power density, and excellent stability
TL;DR: In this article, a novel BaTiO3-based lead-free composition with an ultrahigh energy storage density (2.41 J cm−3) and a high energy storage efficiency of 91.6% was reported.