共沉淀法制备镁基六铝酸镧粉体的性能研究
李㼆1,2,孙超1,宫骏1(
)
)
Performance Research of Magnesium Base Lanthanum Hexaaluminate Prepared by Co-Precipitation
Ying LI1,2,Chao SUN1,Jun GONG1()
)
图4. 沉淀pH=11.5、沉淀温度为60 ℃下制备的前驱粉体在1500 ℃煅烧5 h得到的LaMgAl11O19粉体中La3d、Al2p、Mg2p、O1s峰的XPS拟合谱
Fig.4. XPS spectra of the La3d (a)、Al2p (b)、Mg2p (c) and O1s (d) of the LaMgAl11O19 powder prepared at synthesized temperature of 60 ℃, pH=11.5 and calcinated at 1500 ℃ for 5 h
