Study of diamond film growth mechanism on porous silicon during hot-filament chemical vapor deposition

Y. Liao, F. Ye, Q. Y. Shao, C. Chang, G. Z. Wang, R. C. Fang

Research output: Contribution to journalConference articlepeer-review

8 Scopus citations

Abstract

The nucleation and growth process of diamond film on porous silicon in a hot-filament chemical vapor deposition system were investigated. The nucleation density of 3.6 × 107 cm-2 was obtained. We find that almost all of the nuclei occur at the edge of the etched pores, and the continuous diamond films are successfully deposited without seeding diamond particles. The characters of diamond films were determined by scanning electronic microscopy, Raman spectra and X-ray photoelectron spectroscopy. No strains are found in diamond films, and no intermediates are found between the films and porous silicon substrates.

Original languageEnglish
Pages (from-to)211-215
Number of pages5
JournalThin Solid Films
Volume368
Issue number2
DOIs
StatePublished - Jun 15 2000
Externally publishedYes
Event1st Asian Conference on Chemical Vapour Deposition (CVD) - Shanghai, China
Duration: May 10 1999May 13 1999

Funding

This work was supported by the National Advanced Materials Committee of China (NAMCC), and supported by the National Nature Science Foundation of China.

FundersFunder number
National Advanced Materials Committee of China
National Nature Science Foundation of China

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