Synthesis of diamond via low pressure polymer precursor using microwave plasma-two dimensional growth phenomena

Z. Sun, X. Shi, X. Wang, Y. Sun

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

Diamond film can be synthesized from a phenylcarbyne polymer [C6H5C]n which consists of randomly constructed rigid network of tetrahedral phenylcarbyne units, in hydrogen-acetone mixture by microwave plasma at low pressure. The diamond film contains diamond crystals with different size (from nanometers to micromerters). The diamond dendritic patterns and two-dimensional flattened diamond crystals has been observed after plasma treatment to the polymer. The experiment suggested that the polymer transformed to diamond is through an amorphous state, and two dimensional growth, i.e. layer by layer growth of diamond is possible using the polymer as a precursor.

Original languageEnglish
Pages (from-to)167-170
Number of pages4
JournalMaterials Science and Engineering: B
Volume47
Issue number2
DOIs
StatePublished - 15 Jun 1997
Externally publishedYes

Keywords

  • Diamond
  • Fractal pattern
  • Phase transformation
  • Polymer precursor

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