[CP2K-user] My CP2K problem didn't converge with vibration
Travis
polla... at gmail.com
Mon May 6 15:56:54 UTC 2019
Try lowering the energy gap to 0.001 au. The FULL_ALL preconditioner
requires an energy gap much lower than the material's band gap. 0.1 au is
greater than the band gap of MoS2 from Materials Project, which may be
leading to your observed instability.
-T
On Monday, May 6, 2019 at 11:00:47 AM UTC-3, qjh... at gmail.com wrote:
>
> [image: 1.jpg][image: 2.jpg]
>
>
>
> Hello everyone!
> I encount a problem about convergence, and my input file has been
> uploaded. It's a single point (energy) calculation about a helium atom and
> a 2D MoS2 material.
>
> Well, it's not wise to run thousands SCF loops, but I wanted to see if it
> would converge finally. Obvisouly, it didn't converge.
> Was I choosing a wrong algorithm?
>
> Thanks for your help!
>
>
>
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