Patent ID: 8148820
Filing Date: 2012-04-03
Classification: B01J,B82Y,C01B,H01L

Abstract:
1. A formed product of a line-structured substance composed of carbon element comprising: a substrate made of a single species selected from silicon (Si), silicon oxide (SiO a composite particle formed on the substrate, composed of only a first metal as a catalyst metal, and a second metal adjusting catalytic action of said first metal and controlling a growth probability of a line-structured substance composed of carbon element; and a line-structured substance composed of carbon element grown from said composite particle that serves as a nucleus, wherein said first metal is cobalt (Co), and said second metal is one or both of vanadium (V) and tantalum (Ta), wherein said composite particle and said line-structured substance are united, and wherein said composite particle has a content of said second metal of 0.5% to 50%, both ends inclusive.