Clarification on "Summed el-ph coupling"

[psharma]

Hi everyone,

I wanted to ask what is the "Summed el-ph coupling" printed in the end of .a2f output file?
Also, just to clarify "Integrated el-ph coupling" is the lambda integrated over frequency, right?

Thanks!

Best regards,
Prachi.

[hpaudya1]

Hi Prachi,

Please have a look at the following equations,
https://tinypic.host/i/a2f-2.sZYpb
For detail, please have a look at eqs. (205) and (206) of
https://journals.aps.org/rmp/pdf/10.110 ... .89.015003
I hope you will get your answer.

Best,
Hari

[psharma]

Hi Hari,

Thanks a lot. I understand now

Best,
Prachi.