Mixed oxygen ion - electron conducting ( miec ) oxides have both the oxygen ion and electron conductivity at elevated temperatures , and have shown promising applications in oxygen separation , membrane reactors and solid oxide fuel cell 摘要混合導體透氧膜材料在高溫下具有氧離子電子混合導電性能,在純氧制備、膜反應器以及固體燃料電池等方面展現出廣闊的應用前景。