학술논문
Synthesis and Raman study of double-walled carbon nanotubes
Document Type
Report
Source
Diamond & Related Materials. April-July, 2007, Vol. 16 Issue 4-7, p1188, 4 p.
Subject
Language
English
ISSN
0925-9635
Abstract
To link to full-text access for this article, visit this link: http://dx.doi.org/10.1016/j.diamond.2006.12.004 Byline: Kazuyo Matsumoto (a), Toshiya Murakami (a), Toshiyuki Isshiki (a), Kenji Kisoda (b), Hiroshi Harima (a) Keywords: Nanotubes; Chemical vapor deposition; High resolutions electron microscopy; Vibrational properties characterization Abstract: Almost 100% pure double-walled carbon nanotube (DWNT) was successfully synthesized by optimizing the catalyst composition of Co/Fe/Mo in a chemical vapor deposition (CVD) growth system with a post-growth purification process. The Raman scattering spectra of the product showed characteristic features of DWNT. The radial breathing modes were analyzed well by a simple analytic model considering the interwall interaction. Author Affiliation: (a) Department of Electronics and Information Science, Kyoto Institute of Technology, Kyoto 606-8585, Japan (b) Wakayama University, Wakayama 640-8510, Japan