Experimental: procedure
Electrolyte: ZrO2-8% stabilised Y2O3 (YSZ); sintering 1500°C 4hs
RE, CE: Pt paste sintering 900°C
WE: Pt; Pt/YSZ; (La0.75Sr0.25)9MnO3 (LSM); LSM/YSZ.
Screen printing & sintering 1100°C 2hs;
thick:50 mm. A= 0.8cm2 ? el/ion =1-0.3