凝胶燃烧制备中温固体电解质La0.9Sr0.1Ga0.8Mg0.2O3-δ

1.哈尔滨工业大学应用化学系,哈尔滨,150001

2.哈尔滨工业大学应用化学系,哈尔滨,150001

3.哈尔滨工业大学应用化学系,哈尔滨,150001

4.哈尔滨工业大学应用化学系,哈尔滨,150001

5.哈尔滨工业大学应用化学系,哈尔滨,150001

基金项目: 国家高技术研究发展计划(863计划)(2003AA302440)

Preparation of La0.9Sr0.1Ga0.8Mg0.2O3-δ Solid Electrolyte for Intermediate Temperature by Gel-combustion Method

本文采用凝胶燃烧法制备La0.9Sr0.1Ga0.8Mg0.2O3-δ固体电解质(LSGM),讨论了溶液浓度、pH值、柠檬酸的加入量、加热温度等工艺条件对成胶的影响,X射线衍射分析表明,凝胶经1400℃煅烧10h制备得到单相粉体,制备的粉体颗粒尺寸平均为150nm.

[1]	Tstsumi Ishihara;Hideaki Matsuda;Yusaku Tskita .Doped LaGaO3 Perovskite Type Oxide as a New Oxide Ionic Conductor[J].Journal of the American Chemical Society,1994,116:3801.
[2]	Huang Keqin;Feng Man;John B 等.Electrode Performance Test on Single Ceramic Fuel Cell Using as Electrolyte Sr- and Mg-doped LaGaO3[J].Journal of the American Ceramic Society,1997,144(10):3620.
[3]	Huang Keqin;Robin Tichy S;John Goodenough B .Superior Perovskite Oxide-ion Conductor Strontium-and Magnesium-doped LaGaO3[J].Journal of the American Ceramic Society,1998,81(10):2576.
[4]	王欣宇,韩颖超,李世普,闫玉华.自燃烧法制备纳米羟基磷灰石粉的机理探讨及影响因素[J].硅酸盐学报,2002(05):564-568.
[5]	岳振星;周济;张洪国.溶胶-凝胶自燃烧法合成Ni-Zn铁氧体纳米粉末[J].材料研究学报,1999(05):483.

上一张下一张

计量

作者相关

文章评分