Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics
Original Report|更新时间:2026-08-19
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Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics
Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics
材料研究快报(英文)2018年6卷第7期 页码:345-352
作者机构:
1. Key Laboratory of Advanced Civil Engineering Materials of Ministry of Education Functional Materials Research Laboratory School of Materials Science & Engineering Tongji University Shanghai People's Republic of China
2. Key Laboratory of Inorganic Functional Materials and Devices Shanghai Institute of Ceramics Chinese Academy of Sciences Shanghai People's Republic of China
3. University of Chinese Academy of Sciences
4. Key Laboratory of Advanced Civil Engineering Materials of Ministry of Education Functional Materials Research Laboratory School of Materials Science & Engineering Tongji University
5. Key Laboratory of Inorganic Functional Materials and Devices Shanghai Institute of Ceramics Chinese Academy of Sciences
Feng Li, Jiwei Zhai, Bo Shen, 等. Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics[J]. 材料研究快报(英文), 2018,6(7):345-352.
Feng Li, Jiwei Zhai, Bo Shen, et al. Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics[J]. Materials Research Letters, 2018, 6(7): 345-352.
Feng Li, Jiwei Zhai, Bo Shen, 等. Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics[J]. 材料研究快报(英文), 2018,6(7):345-352.DOI: 10.1080/21663831.2018.1457095.
Feng Li, Jiwei Zhai, Bo Shen, et al. Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics[J]. Materials Research Letters, 2018, 6(7): 345-352.DOI: 10.1080/21663831.2018.1457095.
Simultaneously high-energy storage density and responsivity in quasi-hysteresis-free Mn-doped Bi0.5Na0.5TiO3-BaTiO3-(Sr0.7Bi0.2□0.1)TiO3 ergodic relaxor ceramics
ergodic relaxor ceramics. Appropriate Mn doping was beneficial to enhance breakdown field strength. Moreover
temperature and different atmosphere-dependent impedance spectroscopy results indicated that oxygen vacancies were the conductivity mechanism for all samples. The valence state of Mn together with the conjugation between Mn ion and oxygen vacancies was confirmed by X-ray photoelectron spectra and electric paramagnetic resonance. The above results indicate that quasi-hysteresis-free loops with high-energy storage performances can be obtained by the induced defect complex.
IMPACT STATEMENT
High-energy storage density
W
R
= 1.07 J/cm
3
responsivity
ξ
= 119 J/(kV m
2
) and efficiency
η
=
92% were simultaneously obtained in quasi-hysteresis-free ceramics by introducing defect complex.