[Pw_forum] umklapp part in elph calculations

[Mehrnaz Anvari]

Dear PWscf users
I want to know that in elph calculations, are the elph interactions 
restricted  in the unit cell (because it seems that k+q is laid in unit 
cell) or the code evaluates the umklapp process.
Best Regards
Mehrnaz Anvari
Iran University of science & technology
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