FE-SEM micrographs of polycrystalline zinc foils after argon ion beam sputtering with the anode current fixed at for at beam energies of (a) , (b) , (c) , and (d) . The zinc foils were positioned on a copper holder that act as a heat sink.
Aspect ratio of metallic zinc nanocones prepared by argon ion beam sputtering with beam voltages from . The temperature of zinc foils was kept below during ion beam sputtering.
(a) FE-SEM micrograph of polycrystalline zinc foils after ion beam sputtering. The temperature of zinc foils was allowed to increase to by in situ ion beam heating. (b) A TEM micrograph and a SADP of a metallic zinc nanocone.
(a) FE-SEM micrograph of a zinc foil after thermal annealing at in an atmospheric environment for . (b) A TEM micrograph and a SADP of a ZnO nanoblade.
PL spectrum of zinc foils after thermal oxidation at for in an atmospheric environment.
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