Dielectric and energy storage properties of barium strontium titanate based glass-ceramics prepared by sol-gel method
被引:8
作者:
Hu, Qingyuan
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机构:
Xi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Xi An Jiao Tong Univ, Int Ctr Dielect Res, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Hu, Qingyuan
[1
,2
]
Wang, Tong
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h-index: 0
机构:
Xi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Xi An Jiao Tong Univ, Int Ctr Dielect Res, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Wang, Tong
[1
,2
]
Jin, Li
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h-index: 0
机构:
Xi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Xi An Jiao Tong Univ, Int Ctr Dielect Res, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Jin, Li
[1
,2
]
Wei, Xiaoyong
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h-index: 0
机构:
Xi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Xi An Jiao Tong Univ, Int Ctr Dielect Res, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
Wei, Xiaoyong
[1
,2
]
机构:
[1] Xi An Jiao Tong Univ, Minist Educ, Elect Mat Res Lab, Key Lab, Xian 710049, Peoples R China
[2] Xi An Jiao Tong Univ, Int Ctr Dielect Res, Xian 710049, Peoples R China
BST;
Sol-gel;
Glass-ceramics;
Dielectric breakdown;
Energy storage;
DENSITY;
D O I:
10.1007/s10971-014-3403-8
中图分类号:
TQ174 [陶瓷工业];
TB3 [工程材料学];
学科分类号:
0805 ;
080502 ;
摘要:
Ba0.6Sr0.4TiO3 based glass-ceramics were prepared by sol-gel process. Influences of B-Si-O glass content on the microstructure, dielectric, and energy storage properties of the BST based glass-ceramics have been investigated. Perovskite barium strontium titanate phase was found at annealing temperature 800 A degrees C. A secondary phase Ba2TiSi2O8 was detected and lowered by declining the mole ratio of element Si (from 50 to 25 mol%) in glass additive. Microstructural observation indicated that the microstructure homogeneity can be improved by glass addition till 2 mol%, while worsened by excessive glass concentrations. Due to relatively homogeneous microstructure, the maximum discharged energy density and breakdown strength were also obtained in samples with 2 mol% glass additive, which were found to be 0.553 J/cm(3) and 43.2 kv/mm, respectively. Microscopic observation of the breakdown area was performed and the mechanical failure, including the formation and accumulation of micro-cracks during the dielectric breakdown process, was considered to be the main cause of dielectric breakdown. Results of the charging and discharging energy densities show that the BST based glass-ceramics prepared by sol-gel method has a potential for pulse power applications.
机构:
Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R ChinaTsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Huang, Jiajia
Zhang, Yong
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机构:
Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R ChinaTsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Zhang, Yong
Ma, Tao
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h-index: 0
机构:
Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R ChinaTsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Ma, Tao
Li, Hongtao
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h-index: 0
机构:Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Li, Hongtao
Zhang, Linwen
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h-index: 0
机构:Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
Luo, Jun
Du, Jun
论文数: 0引用数: 0
h-index: 0
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
Du, Jun
Tang, Qun
论文数: 0引用数: 0
h-index: 0
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
Tang, Qun
Mao, Changhui
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h-index: 0
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
机构:
Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R ChinaTsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Huang, Jiajia
Zhang, Yong
论文数: 0引用数: 0
h-index: 0
机构:
Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R ChinaTsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Zhang, Yong
Ma, Tao
论文数: 0引用数: 0
h-index: 0
机构:
Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R ChinaTsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Ma, Tao
Li, Hongtao
论文数: 0引用数: 0
h-index: 0
机构:Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
Li, Hongtao
Zhang, Linwen
论文数: 0引用数: 0
h-index: 0
机构:Tsinghua Univ, Inst Nucl & New Energy Technol, State Key Lab New Ceram & Fine Proc, Beijing 100084, Peoples R China
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
Luo, Jun
Du, Jun
论文数: 0引用数: 0
h-index: 0
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
Du, Jun
Tang, Qun
论文数: 0引用数: 0
h-index: 0
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China
Tang, Qun
Mao, Changhui
论文数: 0引用数: 0
h-index: 0
机构:
Gen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R ChinaGen Res Inst NonFerrous Met, Adv Elect Mat Inst, Beijing 100088, Peoples R China