US Patent 7932510 - Alloyed catalysts for CNT growth

http://www.freepatentsonline.com/7932510.html

This patent from Fujitsu teaches new catalyst particles for growing carbon nanotubes. Claim 1 reads:

1. A carbon nanotube containing structure comprising:

a base body;

catalytic fine particles deposited on said base body, each of the catalytic fine particles comprising alloy of Al—Fe, Zr—Co or Hf—Co; and

carbon nanotubes grown on said catalytic fine particles.