[Pw_forum] Negative Phonon Frequencies - Numerical instability or unstable structure

[Sitangshu Bhattacharya]

Dear Ghadiyali Mohammed Kader,

You may see this tutorial from quantumwise which somehow relates your
query...
http://docs.quantumwise.com/tutorials/phonon_calcs/phonon_calcs.html

With regards,

On Wed, Dec 7, 2016 at 3:07 AM, Mohammed Ghadiyali <m786g at live.co.uk> wrote:

> Respected Sir,
>
>
>
> Thank you for your suggestion.
>
>
>
>
>
> Regards,
>
> Ghadiyali Mohammed Kader
>
> Research Scholar
>
> University of Mumbai.
>
>
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-- 
**********************************************
Sitangshu Bhattacharya (সিতাংশু ভট্টাচার্য), Ph.D
Assistant Professor,
Room No. 2221, CC-1,
Nanoscale Electro-Thermal Laboratory,
Department of Electrical and Communication Engineering,
Indian Institute of Information Technology-Allahabad
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India
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