Compared to noble metals being expensive and having the sintered problem, perovskite oxides have better thermal stability and are cheaper, therefore it is noticeable in the last years.

 
  • 其中贵金属粉末价格较昂贵且于高温反应中易发生烧结现象;而钙钛矿型氧化物则有较佳之热稳定性,且价格比较便宜,因而深受注目。
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