Figure 2From: Atomic Layer Deposition of ZnO on Multi-walled Carbon Nanotubes and Its Use for Synthesis of CNT–ZnO HeterostructuresRaman spectrum of CNTs before (a) and after (b) ALD of ZnO. Inset: Raman spectrum in the range of 150–650 cm−1 of ZnO-coated CNTsBack to article page