Zhao et al., 2013 - Google Patents
Arc synthesis of double-walled carbon nanotubes in low pressure air and their superior field emission propertiesZhao et al., 2013
View PDF- Document ID
- 12051535181200971076
- Author
- Zhao J
- Su Y
- Yang Z
- Wei L
- Wang Y
- Zhang Y
- Publication year
- Publication venue
- Carbon
External Links
Snippet
Double-walled carbon nanotubes (DWCNTs) have been effectively synthesized by direct current (DC) arc discharge in low pressure air using a mixture of Fe catalyst and FeS promoter. Compared with conventional arc methods, this method is easier to implement …
- 239000002079 double walled nanotube 0 title abstract description 113
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- C01B31/00—Carbon; Compounds thereof
- C01B31/02—Preparation of carbon; Purification; After-treatment
- C01B31/0206—Nanosized carbon materials
- C01B31/022—Carbon nanotubes
- C01B31/0253—After-treatments
- C01B31/0266—Sorting
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- C01B31/0206—Nanosized carbon materials
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- C01B31/0233—Preparation characterized by the catalyst
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- C01B31/00—Carbon; Compounds thereof
- C01B31/02—Preparation of carbon; Purification; After-treatment
- C01B31/04—Graphite, including modified graphite, e.g. graphitic oxides, intercalated graphite, expanded graphite or graphene
- C01B31/0438—Graphene
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- C01B31/0469—Preparation by exfoliation
- C01B31/0476—Preparation by exfoliation starting from graphitic oxide
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- C01B31/0206—Nanosized carbon materials
- C01B31/0293—Other structures, e.g. nano-onions, nano-scrolls, nano-horns, nano-cones or nano-walls
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