Figure 8From: Room-temperature nonequilibrium growth of controllable ZnO nanorod arrays Photographs of water droplet shape when voltage at 0 V: (a 1 ) sample A; (b 1 ) sample B; (c 1 ) sample C; and (d 1 ) ZnO seed-layer film; electrically induced transitions of water droplet shape when voltage at 60 V: (a 2 ) sample A; (b 2 ) sample B; (c 2 ) sample C; and (d 2 ) ZnO seed-layer film.Back to article page