Fig. 1From: Experimental Research on Stability and Natural Convection of TiO2-Water Nanofluid in Enclosures with Different Rotation AnglesMorphology of nanoparticles. SEM, TEM, and XRD images of TiO2 nanoparticles at different magnification times. a SEM × 20000. b SEM × 50000. c SEM × 100000. d TEM 20 nm. e TEM 50 nm. f TEM 100 nm. g XRDBack to article page