| carry charged particles | 0.68 |
| use conductive materials | 0.45 |
| allow charged hydrogen … | 0.40 |
| play key role | 0.40 |
| stabilize zirconia | 0.33 |
| comprise scandia | 0.33 |
| use doped cerium oxide | 0.25 |
| use carbonate | 0.25 |
| carry electron | 0.25 |
| ceramic | 0.25 |
| impermeable | 0.25 |
| doped with yttria | 0.46 |
| composed of a molten ca… | 0.50 |
| used in individual cells | 0.45 |
| sandwiched | 0.25 |