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sknano.structures.SWNTMixin.Ch

# sknano.structures.SWNTMixin¶

class sknano.structures.SWNTMixin[source][source]

Mixin class for nanotube classes.

Attributes

 Ch SWNT circumference $$|\mathbf{C}_h|$$ in Å Ch_vec SWNT chiral vector. Lz SWNT length $$L_z = L_{\mathrm{tube}}$$ in nanometers. M $$M = np - nq$$ N Number of graphene hexagons in nanotube unit cell. Natoms Number of atoms in nanotube. Natoms_per_tube Number of atoms in nanotube $$N_{\mathrm{atoms/tube}}$$. Natoms_per_unit_cell Number of atoms in nanotube unit cell. Ntubes Number of nanotubes. R Symmetry vector $$\mathbf{R} = (p, q)$$. T Length of nanotube unit cell $$|\mathbf{T}|$$ in Å. Tvec SWNT translation vector. chiral_angle Chiral angle $$\theta_c$$ in degrees. chiral_type SWNT chiral type. d $$d=\gcd{(n, m)}$$ dR $$d_R=\gcd{(2n + m, 2m + n)}$$ dt Nanotube diameter $$d_t = \frac{|\mathbf{C}_h|}{\pi}$$ in Å. electronic_type SWNT electronic type. fix_Lz linear_mass_density Linear mass density of nanotube in g/nm. m Chiral index $$m$$. n Chiral index $$n$$. nz Number of nanotube unit cells along the $$z$$-axis. rt Nanotube radius $$r_t = \frac{|\mathbf{C}_h|}{2\pi}$$ in Å. t1 $$t_{1} = \frac{2m + n}{d_{R}}$$ t2 $$t_2 = -\frac{2n + m}{d_R}$$ tube_length Alias for SWNT.Lz tube_mass SWNT mass in grams. unit_cell_mass Unit cell mass in atomic mass units. unit_cell_symmetry_params Tuple of SWNT unit cell symmetry parameters.