Fig. 6From: Ag Nanoparticles Sensitized In2O3 Nanograin for the Ultrasensitive HCHO Detection at Room TemperatureNitrogen adsorption–desorption isotherms curves of pure In2O3 (a) and 5%Ag-In2O3 (b) samples. Insets are the corresponding pore size distribution curves obtained by the BJH methodBack to article page