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diameter, number of hexagons in the unit cell, etc.
- a newer version is CNTbands 2.0
- Download Source Code
- Description of the model:
Band-gap change of carbon nanotubes: Effect of small uniaxial and torsional strain, Phys Rev B, 60(29), 13874-13878 (1999).
- Good introduction to energy bands in CNTs:
"Physical Properties of Carbon Nanotubes," by R. Saito, G. Dresselhaus, and M. Dresselhaus, Imperial College Press (1998).
- Some description of the value for the tight binding energy:
Structural and electronic properties of pentagon-heptagon pair defects in carbon nanotubes, Phys. Rev. B 53, 11108–11113 (1996).
- Note that the graphene sheet model has limitations:
semiconducting narrow carbon nanotubes, by
I. Cabria, J. W. Mintmire, and C. T. White2, Phys Rev B,
67, p. 121406, 2003.
CNTbands was written in 2002 by J. Guo of Purdue University. It is
based on a script by M. P. Anantram of NASA Ames Research Center and
the paper, L. Yang, M. P. Anantram, and J. P. Lu, "Band-gap change of
carbon nanotubes: Effect of small uniaxial and torsional strain,"
Physical Review B, vol. 60, no. 29, pp. 13874-13878, 1999.
Cite this work
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- Simulations were performed by CNTbands on http://nanohub.org