Figure 3From: Multi-Directional Growth of Aligned Carbon Nanotubes Over Catalyst Film Prepared by Atomic Layer Deposition a Top surface of uniform aligned CNTs grown on wafer; b Aligned CNTs grown on top and side surface of wafer; c High-magnification SEM image of aligned CNTs; d Low- and e high-magnification TEM images of CNTs grown on wafer with 40 ALD cycles; f Raman spectrum of aligned CNTs grown on Si wafer with different ALD cyclesBack to article page