prov:value
| - Illustrative examples of a material for the support substrate include a metal such as platinum (Pt), ruthenium (Ru), rhodium (Rh), palladium (Pd), iridium (Ir), gold (Au), silver (Ag), copper (Cu), nickel (Ni) or the like, an alloy containing at least one of these metals as a principal component, a conductive oxide such as NdO, NbO, RhO2, OSO2, IrO2, RuO2, SrMoO3, SrRuO3, CaRuO3, SrVO3, SrCrO3, Sr
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