Kundu, Asish K; Vanitha, P V; Rao, C N R
(Pergamon-Elsevier Science Ltd, 2003)
Some of the compositions of the half-doped rare-earth manganates, La0.5−xLnxCa0.5MnO3 (Ln=Nd, Pr) and Nd0.5Ca0.5−xSrxMnO3 with relatively small A-cation radii, 〈rA〉, show an unusual behavior wherein they become ferromagnetic ...