Effect of Pt Nanoparticles on the Optical Gas Sensing Properties of WO3 Thin Films. - Muhammad U. Qadri; Alex Fabian Diaz Diaz; Michaela Cittadini; Alessandro Martucci; Maria Cinta Pujol; Josep Ferré-Borrull; Eduard Llobet; Magdalena Aguiló; Francesc Díaz (Sensors, 2014)