Importance of cations and anions from control agents in the synthesis of silver nanowires by polyol method

  • Qing Zhu
  • , Zhejuan Zhang*
  • , Zhuo Sun
  • , Bin Cai
  • , Wenjun Cai
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Abstract: The important influence of cations and anions, such as Fe3+, Cu2+, H+, Na+, K+, Cl, SO4 2− and NO3 from control agents on the growth of silver nanowires (AgNWs) by polyol method are seriously studied. The products with silver nanostructures are characterized by field emission scanning electron microscopy, ultraviolet–visible spectroscopy and X-ray diffraction. The effect of slow release of Ag+, low value of solubility product constant due to anions and decrease in surface oxidation etching effect due to cations on silver nanostructures are discussed. The results demonstrate that strong oxidative activeness of cation makes a greater contribution to high purity of AgNWs, especially with the aid of Cl. This work provides a simple, efficient and controllable method for high-yield production of long AgNWs. Graphical abstract: [Figure not available: see fulltext.]

Original languageEnglish
Article number618
JournalApplied Physics A: Materials Science and Processing
Volume122
Issue number6
DOIs
StatePublished - 1 Jun 2016
Externally publishedYes

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