Correlation of microwave dielectric properties and normal vibration modes of Ba(Mg1/3Ta2/3)O3-series materials

Yi Chun Chen, Hsiu Fung Cheng*, Chia Chi Lee, Chih Ta Chia, Hsiang Lin Liu, I. Nan Liu

*此作品的通信作者

研究成果: 雜誌貢獻期刊論文同行評審

6 引文 斯高帕斯(Scopus)

摘要

Microwave dielectric properties of Ba(Mg1/3Ta 2/3)O3-series materials were investigated using Fourier transform infrared spectroscopy (FTIR) and Raman spectroscopy. The normal vibration modes of these spectra were assigned, and the origin of dielectric response of the materials was deduced. Among the prominent normal vibration modes in the FTIR spectra, those which correlated with O-layers and Ba-layers change with Sr-ratio most significantly, whereas in micro-Raman measurements, the A1g(O) phonon of oxygen-octahedron stretch mode changes with Sr-ratio most profoundly. These results reveal clearly the close relationship between the characteristics of FTIR and Raman spectra of the BMT-series materials and their microwave dielectric properties.

原文英語
頁(從 - 到)271-275
頁數5
期刊Journal of Electroceramics
13
發行號1-3
DOIs
出版狀態已發佈 - 2004 7月

ASJC Scopus subject areas

  • 電子、光磁材料
  • 陶瓷和複合材料
  • 凝聚態物理學
  • 材料力學
  • 電氣與電子工程
  • 材料化學

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