Synthesis of cross-shaped PbS nanostructures by a surfactant-assisted reflux process

Shu Fen Wang, Feng Gu, Meng Kai Lü, Dong Zhi Wang, Zhong Sen Yang, Hai Ping Zhang, Yuan Yuan Zhou, Ai Yu Zhang

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13 Citations (Scopus)

Abstract

Cross-shaped PbS crystals composed of six pods were prepared by a reflux process using CTAB as the surfactant. Parameters affecting the morphology of PbS have been investigated systematically. Results reveal that various PbS structures including cubic, truncated octahedral, flower-shaped and dendritic crystals can be obtained by changing the sulfur and lead source, the solvent or the surfactant. The difference of the morphology was explained to be closely related to the change of the relative growth rate in the 〈100〉 direction to that in the 〈111〉 direction.

Original languageEnglish
Pages (from-to)2759-2763
Number of pages5
JournalMaterials Letters
Volume60
Issue number21-22
DOIs
Publication statusPublished - 1 Sept 2006
Externally publishedYes

Keywords

  • PbS
  • Reflux
  • Surfactant

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