order parameter in lammps

Dear all

I want to investigate the phase transition of NiTi, So i dont know that how to insert order parameter of crystals with different structures in lammps? or, my question is what is the order parameter command in lammps?

please guide me

Thanks

http://lammps.sandia.gov/doc/compute_cna_atom.html ?

Oleg

11:33, 7 декабря 2014 г., n shokrani <[email protected]…24…>: