Breakdown of structural models for zigzag single wall carbon nanotubes

The following article shows that the linear elasticity theory does
not predict well inextensional modes of vibration of a single-wall
zig-zag tube.

 Gupta, S.S., Bosco, F.  and 
Batra, R. C. (2009) Breakdown of structural models for vibrations of
single-wall zigzag carbon nanotubes, J.
Applied Physics, 106,
063527.