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Building on this concept, this study aims to investigate physically mixed alumina\u2010supported platinum nanoparticles (Pt\/Al\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    ) and zirconia\u2010supported tungsten oxide (WO\n                    <jats:sub>3<\/jats:sub>\n                    \/ZrO\n                    <jats:sub>2<\/jats:sub>\n                    ) in promoting the direct synthesis of cumene from benzene and propane at 300 \u00b0C. The reaction with Pt\/Al\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    alone afforded propylene as the only product, indicating the successive reaction route of Pt\u2010catalyzed dehydrogenation of propane, followed by acid\u2010catalyzed alkylation. WO\n                    <jats:sub>3<\/jats:sub>\n                    \/ZrO\n                    <jats:sub>2<\/jats:sub>\n                    with 18 wt.% WO\n                    <jats:sub>3<\/jats:sub>\n                    loading resulted in high benzene conversion (\u22485.0%) and cumene selectivity (\u224887.5%), which possesses poly tungstate species on the surface that is active for the acid\u2010catalyzed alkylation. UV\u2013vis\u2010near infrared spectroscopy, X\u2010ray photoelectron spectroscopy, and in situ Fourier\u2010transform infrared spectroscopy analyses revealed that atomic hydrogen abstracted from propane spills over from Pt\/Al\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    particles to WO\n                    <jats:sub>3<\/jats:sub>\n                    \/ZrO\n                    <jats:sub>2<\/jats:sub>\n                    particles to form Br\u00f8nsted acid sites on the poly tungstate species, whose activity for alkylation between benzene and propylene is double that of the parent WO\n                    <jats:sub>3<\/jats:sub>\n                    \/ZrO\n                    <jats:sub>2<\/jats:sub>\n                    .\n                  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