error in running bse

Deals with issues related to computation of optical spectra in reciprocal space: RPA, TDDFT, local field effects.

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samaneh
Posts: 165
Joined: Tue Jan 21, 2014 9:03 am

Re: error in running bse

Post by samaneh » Tue Sep 29, 2015 2:58 pm

Dear Daniele,
Thanks a lot.
I mean database of QP GW calculation.
So you mean neither the width [mev] or width[fs] do not have physical meaning in the ppa?
width[fs] are lifetimes in GW calculation without ppa (yambo -g n)
but they are not lifetimes in ppa??
Best regards
S. Ataei
S. Ataei, PhD student at University of Tehran, Iran.

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Daniele Varsano
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Joined: Tue Mar 17, 2009 2:23 pm
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Re: error in running bse

Post by Daniele Varsano » Tue Sep 29, 2015 3:49 pm

So you mean neither the width [mev] or width[fs] do not have physical meaning in the ppa?
width[fs] are lifetimes in GW calculation without ppa (yambo -g n)
but they are not lifetimes in ppa??
Correct!

Daniele
Dr. Daniele Varsano
S3-CNR Institute of Nanoscience and MaX Center, Italy
MaX - Materials design at the Exascale
http://www.nano.cnr.it
http://www.max-centre.eu/

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