Investigation on the coloring and bleaching processes of WO<sub>3−x</sub> photochromic thin films
Marie Bourdin, Guillaume Salek, Alexandre Fargues, Sandra Helena Messaddeq, Younès Messaddeq, Thierry Cardinal, Manuel Gaudon
Abstract
WO<sub>3−x</sub> (oxygen deficient tungsten oxide) thin films and WO<sub>3−x</sub>/Ta<sub>2</sub>O<sub>5</sub> (tantalum oxide) composite films exhibit a huge photochromic effect with 60% near-infrared transmission modulation.
Topics & Concepts
PhotochromismMaterials scienceTantalumTungsten oxideThin filmOxideTungstenElectrochromismInfraredOpticsInorganic chemistryNanotechnologyMetallurgyPhysical chemistryElectrodePhysicsChemistryTransition Metal Oxide NanomaterialsPhotochromic and Fluorescence ChemistryAdvanced Memory and Neural Computing