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author:

林佳 (林佳.) [1] | 郑兴华 (郑兴华.) [2] (Scholars:郑兴华) | 黄志强 (黄志强.) [3] | 汤德平 (汤德平.) [4] (Scholars:汤德平) | 李湘祁 (李湘祁.) [5] (Scholars:李湘祁) | 刘旭俐 (刘旭俐.) [6] (Scholars:刘旭俐)

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CQVIP PKU CSCD

Abstract:

采用传统的固相合成法制备Ba_3Ti_5Nb_(6-x)Ta_xO_(28)(0≤x≤0.67)微波介质陶瓷,研究了Ta对Ba_3Ti_5Nb_6O_(28)陶瓷结构与微波介电性能的影响.随Ta含量的增加,Ba_3Ti_5Nb_(6-x)Ta_xO_(28)陶瓷先为Ba_3Ti_5Nb_6O_(28)单相;当x增大到0.5时,则出现了第二相BazTi_3Nb_4O_(21).随Ta含量增加,Ba_3Ti_5Nb_(6-x)Ta_xO_(28)陶瓷的介电常数变化较小,Q_1值先明显升高后下降,而谐振频率温度系数τ_1逐渐增大.x=0.16时,获得了介电性能优异的Ba_3Ti_5Nb_(6-x)Ta_xO_(28) 陶瓷,介电性能为:ε=37.9,Q_1=2.8137×10~4GHz,τ_1=-6.0×10~(-6)℃~(-1).

Keyword:

Ba_3Ti_5Nb_6O_(28) Ta 介电常数 品质因数 微波陶瓷 温度系数 谐振频率

Community:

  • [ 1 ] [林佳]福州大学
  • [ 2 ] [郑兴华]福州大学
  • [ 3 ] [黄志强]福州大学
  • [ 4 ] [汤德平]福州大学
  • [ 5 ] [李湘祁]福州大学
  • [ 6 ] [刘旭俐]福州大学

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 2009

Issue: 6

Volume: 37

Page: 910-913

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 3

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