[Pw_forum] about the nelec in the outputfile

2009-10-28 Thread lfhuang
Dear Duy Le:
   Thanks very much for your kind reply! Because just a small amount of charges 
are added to my system, so that I did not noticed the small difference in the 
values. Thanks very much!
Best Wishes!
Yours Sincerely
L.F.Huang

> From: Duy Le 
> Subject: Re: [Pw_forum] about the nelec in the outputfile
> To: PWSCF Forum 
> Message-ID:
>   
> Content-Type: text/plain; charset="utf-8"
> 
> Did you check carefully? If you change the tot_charge, the number of
> electron must be charged accordingly. The starting charge is generated to be
> a non-charge system but then will be renormalized accordingly.
> 
> That number 200 is the total electron in your unit cell corresponding to the
> neutral system.
> --
> Duy Le
> PhD Student
> Department of Physics
> University of Central Florida.
> 
> "Men don't need hand to do things"
--
==
L.F.Huang(???) ph.D candidate, DFT and phonon physics
==
Add: Research Laboratory for Computational Materials Sciences,
Instutue of Solid State Physics,the Chinese Academy of Sciences,
P.O.Box 1129, Hefei 230031, P.R.China
Tel: 86-551-5591464-328(office)
Fax: 86-551-5591434
Web: http://theory.issp.ac.cn (website of our theory group)
http://www.issp.ac.cn(website of our institute)
==


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[Pw_forum] about the nelec in the outputfile

2009-10-28 Thread lfhuang

Dear PWSCF Developers:
I am calculating the electronic structure of charged systems, and there is 
one thing that has confused me: Whatever how much "tot_charge"(in unit of 1 
electron, am I right?) I set in the input files, the "nelec" or the " starting 
charge" in the output files always appears to be about 200.0. It seems this is 
not related to the problem of unit transformation, am I right?  Then, what does 
the number "200.0" means?
Any kind-hearted reply would be highly appreciated! Thanks very much!
Best Wishes!
Yours Sincerely
L. F. Huang
--
==
L.F.Huang(???) ph.D candidate, DFT and Phonon physics
==
Add: Research Laboratory for Computational Materials Sciences,
Instutue of Solid State Physics,the Chinese Academy of Sciences,
P.O.Box 1129, Hefei 230031, P.R.China
Tel: 86-551-5591464-328(office)
Fax: 86-551-5591434
Web: http://theory.issp.ac.cn (website of our theory group)
http://www.issp.ac.cn (website of our institute)
==


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[Pw_forum] about the nelec in the outputfile

2009-10-27 Thread Duy Le
Did you check carefully? If you change the tot_charge, the number of
electron must be charged accordingly. The starting charge is generated to be
a non-charge system but then will be renormalized accordingly.

That number 200 is the total electron in your unit cell corresponding to the
neutral system.
--
Duy Le
PhD Student
Department of Physics
University of Central Florida.

"Men don't need hand to do things"


On Tue, Oct 27, 2009 at 10:17 PM, lfhuang  wrote:

>  Dear PWSCF Developers:
>
> I am calculating the electronic structure of charged systems, and there
> is one thing that has confused me: Whatever how much "tot_charge"(in unit of
> 1 electron, am I right?) I set in the input files, the "nelec" or the "
> starting charge" in the output files always appears to be about 200.0. It
> seems this is not related to the problem of unit transformation, am I
> right?  Then, what does the number "200.0" means?
>
> Any kind-hearted reply would be highly appreciated! Thanks very much!
>
> Best Wishes!
>
> Yours Sincerely
>
> L. F. Huang
>
> --
>
> ==
> L.F.Huang(???) ph.D candidate, DFT and Phonon physics
> ==
> Add: Research Laboratory for Computational Materials Sciences,
> Instutue of Solid State Physics,the Chinese Academy of Sciences,
> P.O.Box 1129, Hefei 230031, P.R.China
> Tel: 86-551-5591464-328(office)
> Fax: 86-551-5591434
> Web: http://theory.issp.ac.cn (website of our theory group)
> http://www.issp.ac.cn (website of our institute)
> ==
>
> ___
> Pw_forum mailing list
> Pw_forum at pwscf.org
> http://www.democritos.it/mailman/listinfo/pw_forum
>
>
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