Silver enhances hematite nanoparticles based ethanol sensor response and selectivity at room temperature - Osorio, Daniel Garcia; Hidalgo Falla, Maria del Pilar; Peres, Henrique Estanislau Maldonado; Gonçalves, Josué Martins; Araki, Koiti; Segura, Sergio Garcia; Picasso, Gino (Sensors, 2021)