In this paper,electrical transport and magnetic properties of polycrystalline La_(/8-x)Pr_xCa_( /8)MnO_ ((x=0),0.0,0. ,0.) are investigated systematically. Low temperature resistivity minima for La_(/8-x)Pr_xCa_( /8)MnO_ systems are reported.
In this paper,electrical transport and magnetic properties of polycrystalline La_(/8-x)Pr_xCa_( /8)MnO_ ((x=0),0.0,0. ,0.) are investigated systematically. Low temperature resistivity minima for La_(/8-x)Pr_xCa_( /8)MnO_ systems are reported.
系统地研究了多晶La/8-xPrxCa /8MnO (x=0,0.0,0. ,0.)体系的磁性和电输运特性,并报道了这一体系的电阻率极小值行为.