High-performance hydrogen evolution electrocatalysis using proton-intercalated TiO<sub>2</sub> nanotube arrays as interactive supports for Ir nanoparticles
U.Č. Lačnjevac, Rastko Vasilić, Ana S. Dobrota, Slađana Đurđić, Ondřej Tomanec, Radek Zbořil, Shiva Mohajernia, Nhat Truong Nguyen, Natalia V. Skorodumova, Dragan Manojlović, N.R. Elezović, Igor A. Pašti, Patrik Schmuki
Abstract
Surface-disordered, protonated TiO<sub>2</sub> nanotube array substrates induce spontaneous deposition of metallic Ir nanoparticles and actively promote their electrocatalytic behavior for achieving remarkable hydrogen evolution activity in acidic media.
Topics & Concepts
ElectrocatalystNanotubeMaterials scienceNanoparticleNanotechnologyProtonationDeposition (geology)CatalysisChemical engineeringMetalCarbon nanotubeElectrochemistryChemistryElectrodePhysical chemistryOrganic chemistryIonEngineeringPaleontologyBiologyMetallurgySedimentElectrocatalysts for Energy ConversionAdvanced battery technologies researchFuel Cells and Related Materials