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Field emission of electrons from a Cs-doped single carbon nanotube of known chiral indices.

Authors :
Zhao, Gongpu
Zhang, Qi
Zhang, Han
Yang, Guang
Zhou, Otto
Qin, Lu-Chang
Tang, Jie
Source :
Applied Physics Letters. 12/25/2006, Vol. 89 Issue 26, p263113. 3p. 1 Black and White Photograph, 1 Chart, 2 Graphs.
Publication Year :
2006

Abstract

The authors report the effects of Cs doping on the field emission properties of a five-shell single carbon nanotube. The chiral indices of each shell of this carbon nanotube have been determined using nanobeam electron diffraction, which has four semiconducting shells and one metallic shell in the middle. From the Fowler-Nordheim plots, a reduction from 4.8 to 3.8 eV has been observed in the work function of the single carbon nanotube before and after Cs doping. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00036951
Volume :
89
Issue :
26
Database :
Academic Search Index
Journal :
Applied Physics Letters
Publication Type :
Academic Journal
Accession number :
23624324
Full Text :
https://doi.org/10.1063/1.2420796