pwtools.io.wien_sgroup_input¶
- pwtools.io.wien_sgroup_input(struct, lat_symbol='P')[source]¶
Generate input for WIEN2K’s
sgroup
symmetry analysis tool.length: can be any
- Parameters:
struct (Structure instance)
lat_symbol (str, e.g. 'P')
Notes
From sgroup’s README
/ ------------------------------------------------------------ / in input file symbol "/" means a comment / and trailing characters are ignored by the program / empty lines are allowed P /type of lattice; choices are P,F,I,C,A / parameters of cell: / lengths of the basis vectors and / angles (degree unit is used) alpha=b^c beta=a^c gamma=a^b / |a| |b| |c| alpha beta gamma 1.0 1.1 1.2 90. 91. 92. /Number of atoms in the cell 4 /List of atoms 0.1 0.2 0.3 / <-- Atom positions in units of the vectors a b c Al / <-- name of this atom 0.1 0.2 0.4 /.... Al1 0.2 0.2 0.3 Fe 0.1 0.3 0.3 Fe
/ ——————————————————————