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Super-uniform single crystal ZnO nanohelices synthesized by Sb induced thermal evaporation is reported. The ZnO nanohelices as a whole have an axial direction of 〈0001〉, perfect hexagonal cross section and length of tens of micrometres. There are six blocks in each period of the helices, and they grow along six equivalent directions 〈01̄11〉. The typical pitch distance, mean diameter and thickness...
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