以硝酸盐和氧化物为原料,通过甘氨酸-硝酸盐法（GNP）合成出Pr1.3Sr0.7Ni0.7-xCu0.3FexO4＋δ（x=0,0.025,0.05,0.1）（PSNCF）粉体,经压制成形、......