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Preparation of submicrometre La3CaBa3Cu7Oy superconducting power with a polymeric precursor method using different polyprotic acids

類別:期刊論文

學年 / 學期:87-1

出版日期:1998-08-01 00:00:00

著者:You, S. Y.; Shy, J. T.; 王啟銘; Wang, C. M.; 高惠春; Kao, H. C. I.

單位:淡江大學化學學系

出版者:Bristol: Institute of Physics Publishing Ltd.

著錄名稱、卷期、頁數:Superconductor Science and Technology 11(8), pp.800-802

摘要:Submicrometre La3CaBa3Cu7Oy (La-3137) superconducting powder is prepared by a polymeric polyprotic acid (PA)/ethylene glycol (EG) derived precursor method. Six different PAs, oxalic acid, succinic acid, adipic acid, malic aid, tartaric acid and citric acid, are selected. It is found that of the six PAs citric acid gives the best results in terms of the particle size, homogeneity, carbon residue and Tc values of the resulting La-3137 superconducting powder.

語言:en

ISSN:0953-2048

期刊性質:國外

收錄於:SCI

國別:GBR

出版型式:紙本