The temperature dependence of Mn ion magnetization and the conductivity difference versus temperature provide phase sepa......

用溶胶-凝胶法制备了单相性、均匀性好的Nd1-xSrxMnO3(x=0.1,0.2,0.3,0.4,0.5)微粉系列样品.通过X射线衍射分析表明,当0≤x≤0.5时......

本文采用干磨法及高温烧结的方法合成钙钛矿结构Nd1-xSrxMnO3和Nd0.5Sr0.5CoxMn1-xO3样品以及双层钙钛矿结构(Sr2-xBax)FeMoO6样品......