Exciton lifetime

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

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sdwang
Posts: 287
Joined: Fri Apr 09, 2010 12:30 pm

Exciton lifetime

Post by sdwang » Mon Apr 04, 2011 10:43 am

Dear developers:
I kown the v-3.2.3 can calculate the lifetime of exciton. Can I readout the lifetime from the report file directly?
I kwon little about this.

Thanks in advance!
S.D.Wang
S. D. Wang
IMU,HOHHOT,CHINA
E-mail: sdwang@imu.edu.cn

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andrea marini
Posts: 325
Joined: Mon Mar 16, 2009 4:27 pm
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Re: Exciton lifetime

Post by andrea marini » Mon Apr 04, 2011 10:46 am

sdwang wrote: I kown the v-3.2.3 can calculate the lifetime of exciton.
Dear S.D. Wang what do you mean as "lifetime of an exciton" ? Where did you read that v-3.2.3 can calculate it ?

I fear you are confusing the electronic lifetimes ( -l option of yambo) with the excitonic lifetimes. They are quite distinct concepts.

Andrea
Andrea MARINI
Istituto di Struttura della Materia, CNR, (Italy)

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