Figure 8From: Hierarchical micro/nano structures for super-hydrophobic surfaces and super-lyophobic surface against liquid metalThe raspberry like silica nanoparticles: (a) TEM image, (b) Contact angle, and (c) 10 μL water droplet on the surface. The scale bar of (a) indicates 333 nm. With permission from Journal of Materials Chemistry, Copyright 2009.Back to article page