Exciton recombination/dissociation rate

Anything regarding the post-processing utility (e.g. excitonic wavefunction analysis) is dealt with in this forum.

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Dhanjit
Posts: 50
Joined: Sun Jun 12, 2022 4:18 am
Location: Guwahati, Assam, India

Exciton recombination/dissociation rate

Post by Dhanjit » Thu Mar 19, 2026 7:58 am

Dear developers,
Is there any way in Yambo to calculate the exciton recombination or dissociation rates?
Dr. Dhanjit Talukdar
Institutional Post-Doctoral Fellow,
Materials and Energy Laboratory,
Physical Sciences Division,
Institute of Advanced Study in Science and Technology,
Guwahati, Assam, India

https://iasst.gov.in/

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palful
Posts: 103
Joined: Tue Jan 26, 2016 11:23 am
Location: Modena and Milan

Re: Exciton recombination/dissociation rate

Post by palful » Thu Mar 19, 2026 2:53 pm

Dear Dhanjit,

Yes it is possible by using the latest version of yambopy, the python layer for yambo: https://wiki.yambo-code.eu/wiki/index.p ... in_Yambopy

There is not yet a written tutorial on the yambo wiki because it's a very new development, however, if you are comfortable with python, there is indeed a tutorial script in the directory `tutorial/radiative_lifetimes` of the yambopy package.

Before you check that, if you never used yambopy before, I suggest first following this tutorial on the wiki to familiarise yourself with the package: https://wiki.yambo-code.eu/wiki/index.p ... _databases

Best,
Fulvio
Dr. Fulvio Paleari
S3-CNR Institute of Nanoscience and MaX Center
Modena, Italy

Dhanjit
Posts: 50
Joined: Sun Jun 12, 2022 4:18 am
Location: Guwahati, Assam, India

Re: Exciton recombination/dissociation rate

Post by Dhanjit » Fri Mar 20, 2026 7:19 am

Dear Dr. Paleari,
Thank you for the information reply.
I will go through the documents for yambopy.
Dr. Dhanjit Talukdar
Institutional Post-Doctoral Fellow,
Materials and Energy Laboratory,
Physical Sciences Division,
Institute of Advanced Study in Science and Technology,
Guwahati, Assam, India

https://iasst.gov.in/

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