File format for Green’s function and self-energy

The structure of the HDF5 dataset for Green’s function and self-energy are as follows.

Data set

datatype

description

__version

H5T_STRING

DCore_GfImFreq_v1

data

H5T_IEEE_F64LE (2*niw, N, N, 2)

The first index runs from -niw to niw. The last one indices the real and imaginary parts

wn

H5T_IEEE_F64LE (2*niw)

Imaginary frequenceis wn = (2*n+1)*pi*T for n = -niw, -niw+1, …, niw-1