[Pw_forum] pw.x: start MD with defined velocity

[Steve Schmerler]

On Jun 26 16:03 +0200, Steve Schmerler wrote:
> Hello
> 
> I have a MD run which I want to repeat from some point, using the same
> velocities from that time step. pw.x doesn't have an input card
> ATOMIC_VELOCITIES like cp.x, so I need to perform a restart.

This is not documented on the web site but after digging through the
code I found that it actually does accept a card ATOMIC_VELOCITIES
(I guess cartesian and Bohr / a.u. time units), and 

&ions 
    ion_velocities='from_input'
/    

best,
Steve

-- 
Steve Schmerler
Institut für Theoretische Physik
TU Freiberg, Germany