atom -define an atom
SYNOPSIS
atom name species x y z [vx vy vz]
DESCRIPTION
The atom command defines a new atom and adds it to the atom list. The
atom name can be any character string, the species must be the name of a
file containing the definition of a pseudopotential for this atomic species.
The position of the atom is specified by x y and z. Optionally, the atom
velocity can be specified by vx vy and vz. Positions and velocities must
be given in atomic units (1 Bohr = 0.529177 Angstrom).
RELATED INFORMATION