Optimization of Bi-2223 precursor powder prepared by co-precipitation method

Li Jun Cui, Ping Xiang Zhang, Jin Shan Li, Guo Yan, Xiang Hong Liu, Yong Feng

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

Bi(Pb)-Sr-Ca-Cu-O(Bi-2223) precursor powder has been prepared by oxalate co-precipitation method with optimum precipitation condition and heat treatment process. The residual ions in the filtrate can be maintained under 0.2 mmol/L by controlling the pH-value and ageing time. The phase compositions include Bi-2212 as a major phase, Bi2201, Ca2PbO4 and AEC after heat treatment at 800 °C/10 h, 820 °C/20 h, 820 °C/25 h in air. The carbon content can be controlled below 100 ppm by annealing at a flowing oxygen atmosphere. Our results shows it can be applied in a large-quantity preparation of Bi-2223 precursor powder.

源语言英语
主期刊名2015 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2015 - Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
617-618
页数2
ISBN(电子版)9781467381079
DOI
出版状态已出版 - 15 4月 2016
活动IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2015 - Shanghai, 中国
期限: 20 11月 201523 11月 2015

出版系列

姓名2015 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2015 - Proceedings

会议

会议IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2015
国家/地区中国
Shanghai
时期20/11/1523/11/15

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