Chain-like structure created by assembly of cobalt nanoparticles using PVP as soft template

  • Ya Hui Zhang*
  • , Fang Liang
  • , Ning Wang
  • , Lin Guo
  • , Lin He
  • , Chinping Chen
  • , Qi Zhang
  • , Qunpeng Zhong
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Using a wet chemical method, we have synthesized chain-like structure with diameters of 200-250 nm and lengths of ∼10 μm formed by assembly of small cobalt nanoparticles. The chain-like structures were realized via reaction of CoCl 2 ·6H 2O and N 2H 4 in the presence of PVP in an ethylene glycol solution. Magnetic measurements show a coercivity of about 122 Oe at 300 K. We also propose a possible mechanism for the formation of the chain-like structures.

Original languageEnglish
Pages (from-to)2057-2061
Number of pages5
JournalJournal of Nanoscience and Nanotechnology
Volume8
Issue number4
DOIs
StatePublished - Apr 2008

Keywords

  • Chain-like
  • Co nanoparticles
  • Magnetic property

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