In:
Acta Physica Sinica, Acta Physica Sinica, Chinese Physical Society and Institute of Physics, Chinese Academy of Sciences, Vol. 54, No. 7 ( 2005), p. 3297-
Kurzfassung:
The vertically aligned carbon nanotubes( CNTs) were synthesized on Au/Ni catalyst films by plasma enhanced hot filament chemical vapor deposition( PE-HFCVD) me thod at 96% concentration of hydrogen. The growing process of CNTs on Au/Ni film was discussed. The realization of the vertically aligned CNTs grown at high hyd rogen concentration can be attributed to the adoption of the Au/Ni catalyst film s. The element Au promoted the diffusion of the carbon and improved the activity of carbon in catalyst. By comparing with the use of only Ni as catalyst, the Au in Au/Ni catalyst film can increase the carbon absorption, so carbon could be e asily saturated in the catalyst and the vertically aligned CNTs were achieved at a high hydrogen concentration.
Materialart:
Online-Ressource
ISSN:
1000-3290
,
1000-3290
Sprache:
Unbekannt
Verlag:
Acta Physica Sinica, Chinese Physical Society and Institute of Physics, Chinese Academy of Sciences
Publikationsdatum:
2005