Page 198 - High Temperature Solid Oxide Fuel Cells Fundamentals, Design and Applications
P. 198

Interconnects  175




























































                                        Log Oxygen Activity

           Figure  7.1  Defect  concentration,  oxygen  content  (3-8)  and  electrical  conductivity  in  acceptor-
           substituted  AB03.s  as function  of  oxygen activity  at  constant  temperature. The  B  site  is occupied  by a
                                      transition rnetal ion 181.
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