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探索了采用化学气相沉积法,在LaAlO3单晶基片上原位制备了MgB2超导薄膜.X射线衍射(XRD)分析表明薄膜的相纯度不理想,扫描电子显微镜(SEM)观察表明薄膜的表面比较粗糙,用标准四引线法测得薄膜的起始转变温度(TConset)为30 K,零电阻温度(TCO)为18 K.

参考文献

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