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[13a-A404-7] Synthesis of single-walled carbon nanotubes on pyrolytic graphite
by using Ir as a catalyst
キーワード:SWCNT on graphene
The widespread application of layered graphite as a promising nanoplatform for biomedical, environmental and electronics fields has attracted interest in the manufacturing of graphene and its derivatives [1]. The formation of graphene and carbon nanotube (CNT) hybrid structure is highly desirable for future nanoscale electrical and mechanical devices. Previously, our group succeed in synthesizing small-diameter single walled CNT (SWCNT) on the graphene layer by using Pt catalysts. [2]. However, it was difficult to increase the density of SWCNTs. The increase in density of SWCNT growth on graphite layer is essential for their large scale electronic and energy storable applications. In what follows, we attempted to grow SWCNT on highly oriented pyrolytic graphite (HOPG) by alcohol catalytic CVD (ACCVD) using Ir catalysts.