Growth characterization of carbon nanotubes by using optical interference oscillations phenomena

Do Hyung Kim, Hoon Sik Jang, Chang Duk Kim, Dong Soo Cho, Hee Dong Kang, Sang Yun Lee, Hyeong Rag Lee

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Various characteristics of the growth of carbon nanotubes (CNTs) were examined by using in-situ optical interference patterns. A de plasma chemical vapor deposition technique was used to grow the CNTs. Significant interference oscillations were seen during the growth of CNTs. The light absorption in CNTs exponentially decayed with increasing CNT length. From the optical interference curves, the growth rate and the termination length of the CNTs were precisely estimated. The optical interference curves provided considerable in-situ information, such as the length, the alignment, and the related growth properties of the CNTs.

Original languageEnglish
Pages (from-to)L587-L590
JournalJournal of the Korean Physical Society
Volume41
Issue number5
StatePublished - Nov 2002

Keywords

  • Carbon nanotubes
  • Chemical vapor deposition
  • In situ monitoring
  • Opical properties

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