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  • 學位論文

以T形微帶共振腔及多層介質微帶線量測金屬薄膜在微波頻段之導電率變化

Conductivity measurements of metallic films at various microwave frequencies using T-resonator method and multilayer micro-strip line

指導教授 : 呂助增

摘要


對一般的共振腔而言,產生能量偶和的air-gaps之輸出及輸入端在高頻的時候會產生很大的幅射損耗,而為了消除此問題,我們使用T形(沒有air-gap)微帶共振腔以及多層介質的微帶線兩種不同方式來量測出金屬薄膜的微波頻段導電率。數據是由向量網路分析儀(HP-8722D)所測得,在經過電磁理論計算後T形微帶共振腔量測法可獲得金屬薄膜在微波頻段的導電率,但多層介質線形微帶計算出的值都接近零,不合理,最後我們對這兩種量測方法之做一比較。

關鍵字

微波 微帶線 多層介質 共振腔

並列摘要


無資料

並列關鍵字

microwave microstrip multilayer resonance cavity

參考文獻


[1] E. Yamashita,‘Variational method for the analysis of microstrip-like lines.’, ibid.,1968, MATT-16, pp.529-535
[3]R. Crampagne, M. Ahmadpanah and J. Guiraud,‘A simple method for detering the green's function for large class of MIC lines having multilayered dielectric structures.’IEEE Trans. Microwave Theory Tech., vol. MATT-26, pp82-87,Feb 1978.
[4]A. K. Verma and G.H. sadr, ‘Unified dispersion model for multilayer microstrip line.’ IEEE Trans. Microwave Theory Tech.,1992, 40, pp. 1587-1591
[5]A.K. Verma, Nasimuddin and E.K. Sharma,‘Analysis and circuit model of multilayer semiconductor slow-wave microstrip line.’IEE Proc.- Microw. Antennas Propag., Vol. 151, No. 5, October 2004
[6]E. Hammerstand and O. Jensen,‘Accurate models for microstrip computer aided design.’IEEE MTTS,Int. Microw. Symp. Dig., 1980,pp.407-409

被引用紀錄


黃新富(2010)。利用T型微帶線的結構共振與鐵磁共振探討鎳鐵合金Ni80Fe20薄膜的電磁特性〔碩士論文,國立清華大學〕。華藝線上圖書館。https://doi.org/10.6843/NTHU.2010.00038

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