The fourth order self-energy
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(lo_qpoint), | intent(in) | :: | qpoint | qpoint for q |
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| type(lo_phonon_dispersions_qpoint), | intent(in) | :: | ompoint | harmonic properties for q |
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| class(lo_qpoint_mesh), | intent(in) | :: | qp | grid for q',q'',q''' |
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| real(kind=flyt), | intent(in) | :: | temperature | temperature |
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| type(lo_phonon_dispersions), | intent(in) | :: | dr | harmonic properties for q',q'',q'' |
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| type(lo_crystalstructure), | intent(in) | :: | uc | cyrstal structure |
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| type(lo_forceconstant_secondorder), | intent(in) | :: | fc | second order force constant |
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| type(lo_forceconstant_fourthorder), | intent(in) | :: | fcf | third order force constant |
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| real(kind=flyt), | intent(out), | dimension(:) | :: | delta | real four-phonon self-energy |
|
| type(lo_mpi_helper), | intent(in) | :: | mw | mpi helper |
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| integer, | intent(in) | :: | verbosity | how much to talk |