Shaanxi Key Laboratory of Chemical Additives for Industry;
College of Chemistry and Chemical Engineering;
Shaanxi University of Science and Technology;
Xi’an 710021;
China;
School of Chemistry and Chemical Engineering;
Shaanxi Normal University;
Xi’an 710119;
China;
Propane; Dehydrogenation; Propylene; CO_(2); Chromium-free metals; Catalytic performance;