SWNTBase

class sknano.core.structures.SWNTBase(*Ch, nz=None, gutter=None, Lz=None, fix_Lz=False, wrap_coords=False, **kwargs)

Bases: sknano.core.structures.SWNTMixin, sknano.core.structures.NanoStructureBase

Base SWNT structure class.

Attributes

Ch	SWNT circumference \(|\mathbf{C}_h|\) in Å
Ch_vec	SWNT chiral vector.
Lz	SWNT length \(L_z = L_{\mathrm{tube}}\) in Angstroms.
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.
R	Symmetry vector \(\mathbf{R} = (p, q)\).
T	Length of nanotube unit cell \(|\mathbf{T}|\) in Å.
Tvec	SWNT translation vector.
atoms	Structure Atoms.
basis	NanoStructureBase basis objects.
chiral_angle	Chiral angle \(\theta_c\) in degrees.
chiral_type	SWNT chiral type.
crystal_cell	Structure CrystalCell.
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.
element1	Basis element 1
element2	Basis element 2
fix_Lz	bool indicating whether SWNTMixin.Lz is fixed or calculated.
fmtstr	Format string.
lattice	Structure Crystal3DLattice.
lattice_shift	Lattice displacement vector.
linear_mass_density	Linear mass density of nanotube in g/Å.
m	Chiral index \(m\).
mass	SWNT mass in grams.
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.
scaling_matrix	CrystalCell.scaling_matrix.
structure	An alias to self.
t1	\(t_{1} = \frac{2m + n}{d_{R}}\)
t2	\(t_2 = -\frac{2n + m}{d_R}\)
tube_length	Alias for SWNT.Lz
tube_mass	An alias for mass.
unit_cell	Structure UnitCell.
unit_cell_mass	Unit cell mass in atomic mass units.
unit_cell_symmetry_params	Tuple of SWNT unit cell symmetry parameters.
vdw_distance	Van der Waals distance.
vdw_radius	Van der Waals radius

Methods

clear()	Clear list of StructureMixin.atoms.
make_supercell(scaling_matrix[, wrap_coords])	Make supercell.
rotate(**kwargs)	Rotate crystal cell lattice, basis, and unit cell.
todict()	Return dict of SWNT attributes.
transform_lattice(scaling_matrix[, ...])	Transform structure lattice.
translate(t[, fix_anchor_points])	Translate crystal cell lattice, basis, and unit cell.

Methods Summary

todict()

Return dict of SWNT attributes.

Methods Documentation

todict()

Return dict of SWNT attributes.