J. J. WuS. C. LiuC. T. WuK. H. ChenL. C. Chen2020-06-202020-06-20200200036951https://scholars.lib.ntu.edu.tw/handle/123456789/503922Heterostructures of ZnO-Zn Coaxial Nanocables and ZnO Nanotubesjournal articlehttps://doi.org/10.1063/1.1499512