Fig. 2From: Ethanol-sensing properties of cobalt porphyrin-functionalized titanium dioxide nanoparticles as chemiresistive materials that are integrated into a low power microheatera Sensor response of pristine and CoPP-functionalized TiO2 nanoparticles to 10 ppm ethanol. b Relationship between the input voltage of the micro-heater and corresponding temperature. c Sensor response to 10 ppm ethanol at various operating temperaturesBack to article page