[Pw_forum] time-dependent perturbation theory

[Stefano Baroni]

Why would you need TD perturbation theory? for dealing with non-adiabatic effects? SB

On 17 Sep 2014, at 15:25, yelena <yelena at ipb.ac.rs> wrote:

> Hello!
> I was wondering, is there package in QE that can calculate phonon 
> frequencies within time-dependent perturbation theory?
> Thank you,
> J.Pesic
> Center for Solid State Physics and New Materials
> Institute of Physics Belgrade
> 
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---
Stefano Baroni -  SISSA, Trieste - http://stefano.baroni.me, stefanobaroni (skype)

Le monde ne sera sauvé, s'il peut l'être, que par des insoumis [André Gide]

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