Compositely doped oxide La_(0.5)Sr_(0.5)CoO_(2.91)(LSC) was synthesized using solid state reaction and citric acid-nitrate low temperature self-propagating combustion methods.

• 采用固相反应法和柠檬酸-硝酸盐溶胶-凝胶低温自蔓延燃烧法(简称柠檬酸法)合成了La0.；5Sr0