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Regulating energy storage performances of 0.85NaNbO3-0.15Bi(Zn2/3Nb1/3)O3 ceramics using BaTiO3
Journal of Materiomics ( IF 8.4 ) Pub Date : 2021-04-06 , DOI: 10.1016/j.jmat.2021.04.001
Dongyu Lai , Zhonghua Yao , Wei You , Biao Gao , Qinghu Guo , Ping Lu , Amjad Ullah , Hua Hao , Minghe Cao , Hanxing Liu

Recently, NaNbO3-based ceramics with excellent energy storage performances (ESPs) and fast charge-discharge characteristics have attracted great attention. In this case, BaTiO3 modified 0.85NaNbO3-0.15Bi(Zn2/3Nb1/3)O3 (0.85NN-0.15BZN-yBT) ceramics were designed and successfully fabricated using solid state synthesis. The discharge storage density of the ceramics increases from 1.22 J/cm3 at y = 0–1.84 J/cm3 at y = 8%, which is 1.5 times higher than pure 0.85NN-0.15BZN ceramics. This ceramic reveals excellent temperature stability up to 150 °C, good discharge cycling after 105 cycles and high discharge speed of 2.0 μs, broadening the scope of NaNbO3-based ceramics for energy storage applications.



中文翻译:

使用BaTiO3调节0.85NaNbO3-0.15Bi(Zn2/3Nb1/3)O3陶瓷的储能性能

近年来,具有优异储能性能(ESPs)和快速充放电特性的NaNbO 3基陶瓷引起了广泛关注。在这种情况下,BaTiO 3改性的 0.85NaNbO 3 -0.15Bi(Zn 2/3 Nb 1/3 )O 3 (0.85NN-0.15BZN-yBT) 陶瓷被设计并成功地使用固态合成制造。陶瓷的放电存储密度从y = 0 时的1.22 J/cm 3增加到y = 8% 时的1.84 J/cm 3,是纯 0.85NN-0.15BZN 陶瓷的 1.5 倍。这种陶瓷在高达 150 °C 的温度下表现出出色的温度稳定性,10 5 年后具有良好的放电循环循环和 2.0 μs 的高放电速度,拓宽了 NaNbO 3基陶瓷的储能应用范围。

更新日期:2021-04-06
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