[Pw_forum] constrained dynamics

2011-04-06 Thread Paolo Giannozzi
On Apr 6, 2011, at 22:01 , hanghui chen wrote: > I want to run constrained dynamics to relax the atoms. > However, it seems that if I use 'ion_dynamics = bfgs', > the SHAKE algorithm does not work. Is this true that the > SHAKE algorithm is not implemented I use 'bfgs' method > to relax the atoms

[Pw_forum] constrained dynamics

2011-04-06 Thread hanghui chen
To whom it may concern, I want to run constrained dynamics to relax the atoms. However, it seems that if I use 'ion_dynamics = bfgs', the SHAKE algorithm does not work. Is this true that the SHAKE algorithm is not implemented I use 'bfgs' method to relax the atoms? Or I did something wrong? Th