La↓xSr↓（1-x）MnO↓3超细粉性能研究

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Publication date
1 January 1997
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Abstract

ＬａｘＳｒ１－ｘＭｎＯ３超细粉末用喷雾热解法制备。ＥＤＡＸ法分析结果表明粉末化学组成与原料化学配比基本一致。焙烧前粉末定形，１２００℃焙烧２ｈ后转变为畸变六方－菱形钙钛矿结构。用ＳＥＭ及ＴＥＭ观察了粉末形貌，并测定了粉末的比表面积及粒度分布

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