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Purification and Characterization of Single-Wall Carbon Nanotubes

Chiang, I. W., Brinson, B. E., Smalley, R. E., Margrave, J. L., Hauge, R. H.·2001·The Journal of Physical Chemistry B

Abstract

A purification method has been developed that provides for the removal of metal catalysts and impurity carbon from laser-oven-grown single-wall carbon nanotube (SWNT) material. The oxidation rate of SWNTs in air at elevated temperatures is correlated to the metal content of the sample. Sample purity is documented with SEM, TEM, electron microprobe analysis, Raman, and UV−vis−near-IR. We also note that the relative intensity of the electronic transitions in the near-infrared to the continuum absorption at 400 nm in the UV serves as a useful monitor of the perturbation of the sidewall π-electron density of SWNTs due to sidewall substitution and/or oxidation.

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Metadata

Authors
Chiang, I. W., Brinson, B. E., Smalley, R. E., Margrave, J. L., & Hauge, R. H.
Venue
The Journal of Physical Chemistry B
Published
2001-01-12
Volume
105
Issue
6
Pages
1157-1161
ISSN
  • 1520-5207 (ISSN-L)
  • 1520-6106
OpenAlex
W2025702332
Cited by
544
References
0
FWCI
23.99
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Purification and Characterization of Single-Wall Carbon Nanotubes. https://app.cochat.ai/papers/10.1021/jp003453z
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Chiang, I. W., Brinson, B. E., Smalley, R. E., Margrave, J. L., & Hauge, R. H. (2001). Purification and Characterization of Single-Wall Carbon Nanotubes. The Journal of Physical Chemistry B. https://doi.org/10.1021/jp003453z

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.