Figure 1. Catalyst manufacturing procedure (a) Method 1: ① hexaaluminate powder, ② impregnation of platinum precursor, ③ extrusion; (b) Method 2: ① hexaaluminate powder, ② extrusion, ③ impregnation of platinum precursor.
Figure 2. Reaction system for catalytic decomposition of liquid monopropellant.
Figure 4. XRD patterns of various catalysts.
Figure 5. SEM images of various catalysts.
Figure 6. Thermal decomposition (a) and catalytic decomposition(b) of ADN-based liquid propellant.
Figure 7. Thermal decomposition (a) and catalytic decomposition(b) of HAN-based liquid propellant.
Figure 3. (a) N2-adsorption isotherms and (b) pore size distribution of various catalysts.
Table 1. BET surface area and total pore volume
Table 2. Surface concentration and Pt particle size of various catalysts
Table 3. Catalytic decomposition of ADN-based liquid propellant
Table 4. Catalytic decomposition of HAN-based liquid propellant
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