7292
J. Phys. Chem. C 2007, 111, 7292-7297
Growth Mechanism of Long and Horizontally Aligned Carbon Nanotubes by Chemical Vapor Deposition Alfonso Reina,† Mario Hofmann,‡ David Zhu,‡ and Jing Kong*,‡ Department of Material Science and Engineering and Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139 ReceiVed: February 10, 2007; In Final Form: March 29, 2007
The selective production of long, horizontally aligned carbon nanotubes (>1 mm) or short, randomly oriented carbon nanotubes (