Solid Oxide Fuel Cells & Electrolyzer Cells

Oxygen-ion conductivity is a unique quality of zirconia. This fascinating characteristic makes zirconia useful in environmental applications, such as solid oxide fuel cells, which generate pollution-free electricity and SOECs that open the door to the green hydrogen economy.

SOFC Table 8Y 8YS
Y2O3 (mol%) 8
Specific Surface Area (m2/g) 16±3 7±2
Density (g/cm3) 5.90
Bending Strength R.T. (MPa)*1 300
Hardness (Hv 10)*2 1250
Electric Resistance (Ω·cm) at 800ºC*3 19.8 20.3
Electric Conductivity logσ(S/cm) at 800ºC*3 -1.30 -1.31

* “S” grade signifies a smaller surface area