Premium
Structure‐Dependent Electrical Properties of Carbon Nanotube Fibers
Author(s) -
Li Q. W.,
Li Y.,
Zhang X. F.,
Chikkannanavar S. B.,
Zhao Y. H.,
Dangelewicz A. M.,
Zheng L. X.,
Doorn S. K.,
Jia Q. X.,
Peterson D. E.,
Arendt P. N.,
Zhu Y. T.
Publication year - 2007
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.200602966
Subject(s) - materials science , carbon nanotube , annealing (glass) , nanotechnology , conductivity , electrical resistivity and conductivity , nanoparticle , nanotube , fiber , covalent bond , chemical engineering , composite material , organic chemistry , chemistry , engineering , electrical engineering
Improved electron transport along a carbon nanotube (CNT) fiber when it is spun from an array of longer nanotubes is reported. The effect of chemical post‐treatments is also demonstrated. For example, the covalent bonding of gold nanoparticles to the CNT fibers remarkably improves conductivity (see figure), whereas annealing CNT fibers in a hydrogen‐containing atmosphere leads to a dramatic decrease in conductivity.