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    Please use this identifier to cite or link to this item: http://tkuir.lib.tku.edu.tw:8080/dspace/handle/987654321/94906


    Title: 檸檬酸先驅物法中酸鹼值與鋅添加量對製備MnFe/sub 2/O/sub 4/粉末之影響
    Authors: 白浩成;余宣賦
    Contributors: 淡江大學化學工程學系
    Keywords: 錳鋅鐵氧磁體;檸檬酸前驅物法;熱處理;熱分解;鋅添加;Mn-Zn Ferrite;Citric Acid Precursor Method;Heat Treatment;Thermal Decomposition;Zinc Addition
    Date: 1998-12
    Issue Date: 2014-02-09 00:40:09 (UTC+8)
    Abstract: 本研究是以檸檬酸鹽先驅物法製備尖晶石結構具磁性的 MnFe/sub 2/O/sub 4/粉末, 並將製備之粉體以DSC與XRD分析。在此實驗結果中可知, Zn/sup 2+/的添加可以有效防止錳離子的氧化, 且起始溶液於鹼性的狀態下與酯化先驅物於350℃熱處理後可使我們得到結晶度較佳的MnFe/sub 2/O/sub 4/相態, 但於600℃熱處理後即產生熱分解, 無法得到單一的MnFe/sub 2/O/sub 4/相態。由實驗可知起始溶液添加5% Zn/sup 2+/於pH=11的狀態下經350℃熱處理為最佳的操作條件。
    Relation: 台灣-新加坡環保技術研討會暨輸送現象與其應用專題研討會專輯=Proceedings of 1998 Taiwan-Singapore Joint Symposium on Environmental Protection Technology and Symposium on Transport Phenomena and Application
    Appears in Collections:[化學工程與材料工程學系暨研究所] 會議論文

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