Figures & data
Figure 1. Dependence of NH3 content on the temperature of the Cu-La-Ce ternary catalyst. Test conditions: 1000 ppm NH3, 4% O2, and GHSV = 92,000 hr−1.
![Figure 1. Dependence of NH3 content on the temperature of the Cu-La-Ce ternary catalyst. Test conditions: 1000 ppm NH3, 4% O2, and GHSV = 92,000 hr−1.](/cms/asset/cdf5891f-1555-4676-b529-d25d8f2ffebb/uawm_a_10412112_o_f0001g.gif)
Figure 3. FTIR patterns for the various catalysts tested: molar ratios of (a) 6:1:3, (b) 6:2:2, (c) 7:1:2, and (d) 7:2:1.
![Figure 3. FTIR patterns for the various catalysts tested: molar ratios of (a) 6:1:3, (b) 6:2:2, (c) 7:1:2, and (d) 7:2:1.](/cms/asset/4647f3a3-8043-491a-bc96-4a73470eec45/uawm_a_10412112_o_f0003g.gif)
Figure 4. XRD patterns for the various catalysts tested: molar ratios of (a) 6:1:3, (b) 6:2:2, (c) 7:1:2, and (d) 7:2:1.
![Figure 4. XRD patterns for the various catalysts tested: molar ratios of (a) 6:1:3, (b) 6:2:2, (c) 7:1:2, and (d) 7:2:1.](/cms/asset/66422ef5-7338-4477-af5e-ba95d420ef69/uawm_a_10412112_o_f0004g.gif)
Figure 6. Cyclic voltammograms of the tested catalysts in a 0.5 M H2SO4 electrolyte solution, recorded at a scan rate of 10 mV/sec.
![Figure 6. Cyclic voltammograms of the tested catalysts in a 0.5 M H2SO4 electrolyte solution, recorded at a scan rate of 10 mV/sec.](/cms/asset/54bfcdd9-7687-4267-919d-c10c8413eeb4/uawm_a_10412112_o_f0006g.gif)