On surface chemical reactions of free-base and titanyl porphyrins with r-TiO<sub>2</sub>(110): a unified picture
Luca Schio, Daniel Forrer, Maurizio Casarin, A. Goldoni, Celia Rogero, Andrea Vittadini, Luca Floreano
Abstract
Free-base porphyrins on TiO 2 (110) anchor to O br rows, where they capture diluted hydrogen underneath and favour outdiffusion of Ti interstitials by self-metalation; Ti metalated species may also capture oxygen from hydroxyl adsorbates on Ti 5f rows.
Topics & Concepts
PorphyrinChemistryMetalationMonolayerCrystallographyFree baseMoleculeAdsorptionHydrogen bondPhotochemistryStereochemistryPhysical chemistryOrganic chemistryBiochemistrySalt (chemistry)Molecular Junctions and NanostructuresSurface Chemistry and CatalysisElectrocatalysts for Energy Conversion