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Preparation and properties of Ba3ZnzCo2-zFe24O41/SiO2 microcrystalline glass ceramics
引用本文:张海军,贾晓林,姚熹,张良莹. Preparation and properties of Ba3ZnzCo2-zFe24O41/SiO2 microcrystalline glass ceramics[J]. 中国有色金属学会会刊, 2004, 14(1): 170-174
作者姓名:张海军  贾晓林  姚熹  张良莹
作者单位:[1]HighTemperatureCeramicsInstitute,ZhengzhouUniversity,Zhengzhou450052,China [2]FunctionalMaterialsResearchLaboratory,TongjiUniversity,Shanghai200092,China
摘    要:Ba3ZnzCo2-zFe24O41/SiO2(Z varies from 0.0 to 1.2 in step of 0.4) microcrystalline glass ceramics were prepared by citrate sol-gel process at 1200℃ in the system of BaO-Fe2O3-CoO-ZnO-SiO2. The samples were characterized by X-ray diffraction (XRD) and scanning electron microscopy (SEM). The complex dielectric constant and complex permeability of Ba3ZnzCo2-zFe24O41/SiO2 microcrystalline glass ceramics were measured in the range of 0.1-6.0 GHz by transmission/reflection coaxial line method. The natural resonance phenomenon was observed in μ”spectra for all the Ba3ZnzCo2-zFe24O41/SiO2 microcrystalline glass ceramics, which was closely affected by the substitution of Zn^2 ion.

关 键 词:微晶玻璃陶瓷 Ba3ZnzCo2-zFe24O41/SiO2 制备 性能 XRD SEM 溶胶-凝胶

Preparation and properties of Ba3ZnZCo2-ZFe24O41/SiO2 microcrystalline glass ceramics
ZHANG Hai jun ,JIA Xiao lin ,YAO Xi ,ZHANG Liang ying. Preparation and properties of Ba3ZnZCo2-ZFe24O41/SiO2 microcrystalline glass ceramics[J]. Transactions of Nonferrous Metals Society of China, 2004, 14(1): 170-174
Authors:ZHANG Hai jun   JIA Xiao lin   YAO Xi   ZHANG Liang ying
Affiliation:ZHANG Hai jun 1,JIA Xiao lin 1,YAO Xi 2,ZHANG Liang ying 2
Abstract:Ba3ZnzCo2-zFe24O41/SiO2 (Z varies from 0.0 to 1.2 in step of 0.4) microcrystalline glass ceramics were prepared by citrate sol-gel process at 1 200 ℃ in the system of BaO-Fe2 O3-CoO-ZnO-SiO2. The samples were characterized by X-ray diffraction (XRD) and scanning electron microscopy (SEM). The complex dielectric constant and complex permeability of Ba3 ZnzCo2-z Fe24O41/SiO2 microcrystalline glass ceramics were measured in the range of 0.1- 6.0 GHz by transmission/reflection coaxial line method. The natural resonance phenomenon was observed inμ″spectra for all the Ba3 ZnzCo2-z Fe24 O41/SiO2 microcrystalline glass ceramics, which was closely affected by the substitution of Zn2 ion.
Keywords:Ba3ZnzCo2-zFe24O41/SiO2  microcrystalline glass ceramics  sol-gel  complex dielectric  complex permeability
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