Preparation of large-scale cupric oxide nanowires by thermal evaporation method

L. S. Huang, S. G. Yang, T. Li, B. X. Gu, Y. W. Du, Y. N. Lu, S. Z. Shi

Research output: Contribution to journalArticlepeer-review

180 Scopus citations

Abstract

Large-scale cupric oxide (CuO) nanowires have been synthesized by thermal evaporating copper foils in O2 ambient at the temperatures from 300°C to 900°C. Scanning electron microscopy (SEM), transmission electron microscopy (TEM), high-resolution transmission electron microscopy (HRTEM) and X-ray diffraction (XRD) were performed on the study of the CuO nanowires. XRD studies reveal the possibility of two-steps of nanowire formation; HRTEM image shows the bicrystal structure of the nanowire; SEM studies indicate the relationship between the morphology of the prepared nanowires and the growth conditions. The growth of the nanowires seems to be vapor-solid (VS) mechanism.

Original languageEnglish
Pages (from-to)130-135
Number of pages6
JournalJournal of Crystal Growth
Volume260
Issue number1-2
DOIs
StatePublished - 2 Jan 2004

Keywords

  • A1. Nanostructures
  • A1. Vapor-solid model
  • B1. Oxides
  • B2. Semiconducting materials

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