Figure 3From: Highly sensitive hydrogen sensor based on graphite-InP or graphite-GaN Schottky barrier with electrophoretically deposited Pd nanoparticles SEM image of InP. After 2 h of electrophoretic deposition of Pd NPs (right side) and graphite Schottky contact (left side). The scale 1 μm is shown with the bright bar at the bottom of the image.Back to article page