Ethylene productivity Ethane conversion Ethylene selectivity Catalyst (μmol gactive cat-1 (%) (%) CeO2 5.2 18.9 0.04 ZrO2 5.8 13.1 0.04 Ce0.3Zr0.7O2 12.2 9.7 0.05 (=CZ37) Ce0.5Zr0.5O2 20.0 5.9 0.05 (=CZ55) Ce0.7Zr0.3O2 29.5 4.9 0.07 (=CZ73) Fig. S1. XRD patterns of (A) (a) Ni-Nb-O/CZ37, (b) Ni-Nb-O/CZ55, and (c) Ni-Nb-O/CZ73 and (B) (a) CZ37, (b) CZ55, and (c) CZ73. (CZ37=Ce0.3Zr0.7O2, CZ55=Ce0.5Zr0.5O2, and CZ73=Ce0.7Zr0.3O2). Fig. S2. XRD patterns of Ni-Nb-O. Fig. S3. HAADF-STEM images of Ni-Nb-O/CZ37 with elemental mapping of Ni, Nb, Ce, Zr, and O. Scale bars are 50 nm. (CZ37=Ce0.3Zr0.7O2)
Catalyst Ethane conversion (%) Ethylene selectivity (%) Ethylene productivity (μmol gactive cat-1 CeO2 5.2 18.9 0.04 ZrO2 5.8 13.1 0.04 Ce0.3Zr0.7O2 (=CZ37) 12.2 9.7 0.05 Ce0.5Zr0.5O2 (=CZ55) 20.0 5.9 0.05 Ce0.7Zr0.3O2 (=CZ73) 29.5 4.9 0.07 Fig. S1. XRD patterns of (A) (a) Ni-Nb-O/CZ37, (b) Ni-Nb-O/CZ55, and (c) Ni-Nb-O/CZ73 and (B) (a) CZ37, (b) CZ55, and (c) CZ73. (CZ37=Ce0.3Zr0.7O2, CZ55=Ce0.5Zr0.5O2, and CZ73=Ce0.7Zr0.3O2). Fig. S2. XRD patterns of Ni-Nb-O. Fig. S3. HAADF-STEM images of Ni-Nb-O/CZ37 with elemental mapping of Ni, Nb, Ce, Zr, and O. Scale bars are 50 nm. (CZ37=Ce0.3Zr0.7O2)
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