Ultra-fine Pt nanoparticles supported on ionic liquid polymer-functionalized ordered mesoporous carbons for nonenzymatic hydrogen peroxide detection

► Functionalization of ordered mesoporous carbons with ionic liquid polymer. ► Ultra-fine Pt nanoparticles on ionic liquid polymer-functionalized ordered mesoporous carbons. ► High activity towards the reduction of hydrogen peroxide at Pt nanoparticles/ionic liquid polymer/ordered mesoporous carbons.