Synthesis of diamond from polymer seeded with nanometer-sized diamond particles

  • Xuejun Wang*
  • , Jingsheng Chen
  • , Zhihao Zheng
  • , Zhuo Sun
  • , Fengyuan Yan
  • *Corresponding author for this work

Research output: Contribution to journalLetterpeer-review

12 Scopus citations

Abstract

In a hot-filament chemical vapor deposition reactor a carbon-based random network polymer [C6H5C]n, poly(phenylcarbyne), consisting of randomly constructed rigid network of tetrahedral phenylcarbyne units, has been converted to diamond by heat treatment in a pure hydrogen atmosphere at low pressure. Raman spectroscopy analysis confirmed the conversion of this polymer to diamond by the presence of a sharp diamond characteristic peak at 1331 cm-1. The morphology of the resulting samples was examined by scanning electron microscopy. The mechanism of conversion is discussed.

Original languageEnglish
Pages (from-to)308-313
Number of pages6
JournalJournal of Crystal Growth
Volume181
Issue number3
DOIs
StatePublished - Nov 1997
Externally publishedYes

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