We studied the influence of rare earth ion (Sm, Gd, Dy) doping at A site on Curie temperature of La0.7Sr0.3 MnO3 by X-ray diffraction spectrum and M-T curves.

• 通过X射线衍射谱、M-T曲线研究了A位稀土离子(Sm；Gd.；Dy)掺杂对La0