Gal'pern, E. G., A. R. Sabirov, et al. (2002). "A novel covalent crystal formed by carbon (6, 0) nanotubes: Structure and electronic properties." Physics of the Solid State 44(4): 623-624.

The structure of a carbon crystal formed by (6, 0) nanotubes is simulated. The electronic spectrum of the crystal is calculated by the crystalline-orbital method in the valence approximation. The band gap of the studied crystal is found to be equal to 1.3 eV.