Functionalization of multi-walled carbon nanotubes with cysteamine for the construction of CNT/gold nanoparticle hybrid nanostructures
Article
Nanjundan, Ashok Kumar, Kim, Sung Hun, Kim, Jong Su, Kim, Jong Tae and Jeong, Yeon Tae. 2009. "Functionalization of multi-walled carbon nanotubes with cysteamine for the construction of CNT/gold nanoparticle hybrid nanostructures." Surface Review and Letters. 16 (3), pp. 487-492. https://doi.org/10.1142/S0218625X09012895
Article Title | Functionalization of multi-walled carbon nanotubes with cysteamine for the construction of CNT/gold nanoparticle hybrid nanostructures |
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ERA Journal ID | 1152 |
Article Category | Article |
Authors | Nanjundan, Ashok Kumar, Kim, Sung Hun, Kim, Jong Su, Kim, Jong Tae and Jeong, Yeon Tae |
Journal Title | Surface Review and Letters |
Journal Citation | 16 (3), pp. 487-492 |
Number of Pages | 6 |
Year | 2009 |
Publisher | World Scientific Publishing |
Place of Publication | Singapore |
ISSN | 0218-625X |
1793-6667 | |
Digital Object Identifier (DOI) | https://doi.org/10.1142/S0218625X09012895 |
Web Address (URL) | https://www.worldscientific.com/doi/abs/10.1142/S0218625X09012895 |
Abstract | Combining hybrid nanostructures of metal nanoparticles (NPs) and carbon nanotubes could afford a novel strategy to prepare promising nanomaterials for the highly sensitive sensors and imaging science applications. Conventional acid oxidation process was used to obtain carboxylic acid bound multi-walled carbon nanotubes (MWNTs) which was further acylated with thionyl chloride to give acyl chloride functionalized MWNTs. Thiol functionalized MWNTs were synthesized by amidation reaction of the acylated MWNTs with cysteamine. Further, gold nanoparticles (GNPs) were successfully fabricated on the tube walls to yield the CNT/Au hybrid. Fourier transform infrared spectroscopy and energy dispersive X-ray studies were used to characterize the surface chemical functionalities and composition of MWNTs, respectively. Evidence for the attachment of GNPs to thiol functionalized MWNTs was obtained from ultraviolet–visible absorption spectra. In addition, TEM images provided a vivid image of uniform decoration of GNPs on the nanotube sidewalls. |
Keywords | Carbon nanotubes; hybrid nanostructures; functionalization; decoration; gold nanoparticles |
ANZSRC Field of Research 2020 | 4018. Nanotechnology |
Public Notes | There are no files associated with this item. |
Byline Affiliations | Pukyong National University, Korea |
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