Fig. 1From: NO2 sensing properties of WO3-decorated In2O3 nanorods and In2O3-decorated WO3 nanorodsLow-magnification TEM images: a pristine and b In2O3 NPs-decorated WO3 NRs and SEM images: c pristine and d WO3 NPs-decorated In2O3 NRsBack to article page