mirror of
https://github.com/triqs/dft_tools
synced 2024-08-29 23:33:43 +02:00
560 lines
24 KiB
Python
560 lines
24 KiB
Python
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################################################################################
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#
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# TRIQS: a Toolbox for Research in Interacting Quantum Systems
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#
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# Copyright (C) 2011 by M. Aichhorn, L. Pourovskii, V. Vildosola
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#
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# TRIQS is free software: you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# TRIQS. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################################################
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from types import *
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import numpy
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import pytriqs.utility.dichotomy as dichotomy
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from pytriqs.gf.local import *
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import pytriqs.utility.mpi as mpi
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from symmetry import *
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from sumk_dft import SumkDFT
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class SumkDFTTools(SumkDFT):
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"""Extends the SumkDFT class with some tools for analysing the data."""
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def __init__(self, hdf_file, mu = 0.0, h_field = 0.0, use_dft_blocks = False, dft_data = 'dft_input', symmcorr_data = 'dft_symmcorr_input',
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parproj_data = 'dft_parproj_input', symmpar_data = 'dft_symmpar_input', bands_data = 'dft_bands_input'):
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self.G_upfold_refreq = None
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SumkDFT.__init__(self, hdf_file=hdf_file, mu=mu, h_field=h_field, use_dft_blocks=use_dft_blocks,
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dft_data=dft_data, symmcorr_data=symmcorr_data, parproj_data=parproj_data,
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symmpar_data=symmpar_data, bands_data=bands_data)
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def downfold_pc(self,ik,ir,ish,bname,gf_to_downfold,gf_inp):
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"""Downfolding a block of the Greens function"""
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gf_downfolded = gf_inp.copy()
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isp = self.spin_names_to_ind[self.SO][bname] # get spin index for proj. matrices
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dim = self.shells[ish]['dim']
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n_orb = self.n_orbitals[ik,isp]
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L=self.proj_mat_pc[ik,isp,ish,ir,0:dim,0:n_orb]
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R=self.proj_mat_pc[ik,isp,ish,ir,0:dim,0:n_orb].conjugate().transpose()
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gf_downfolded.from_L_G_R(L,gf_to_downfold,R)
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return gf_downfolded
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def rotloc_all(self,ish,gf_to_rotate,direction):
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"""Local <-> Global rotation of a GF block.
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direction: 'toLocal' / 'toGlobal' """
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assert (direction == 'toLocal' or direction == 'toGlobal'),"Give direction 'toLocal' or 'toGlobal' in rotloc!"
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gf_rotated = gf_to_rotate.copy()
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if direction == 'toGlobal':
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if (self.rot_mat_all_time_inv[ish] == 1) and self.SO:
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gf_rotated << gf_rotated.transpose()
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gf_rotated.from_L_G_R(self.rot_mat_all[ish].conjugate(),gf_rotated,self.rot_mat_all[ish].transpose())
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else:
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gf_rotated.from_L_G_R(self.rot_mat_all[ish],gf_rotated,self.rot_mat_all[ish].conjugate().transpose())
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elif direction == 'toLocal':
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if (self.rot_mat_all_time_inv[ish] == 1) and self.SO:
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gf_rotated << gf_rotated.transpose()
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gf_rotated.from_L_G_R(self.rot_mat_all[ish].transpose(),gf_rotated,self.rot_mat_all[ish].conjugate())
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else:
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gf_rotated.from_L_G_R(self.rot_mat_all[ish].conjugate().transpose(),gf_rotated,self.rot_mat_all[ish])
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return gf_rotated
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def lattice_gf_realfreq(self, ik, mu, broadening, mesh=None, with_Sigma=True):
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"""Calculates the lattice Green function on the real frequency axis. If self energy is
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present and with_Sigma=True, the mesh is taken from Sigma. Otherwise, the mesh has to be given."""
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ntoi = self.spin_names_to_ind[self.SO]
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spn = self.spin_block_names[self.SO]
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if not hasattr(self,"Sigma_imp"): with_Sigma=False
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if with_Sigma:
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assert all(type(gf) == GfReFreq for bname,gf in self.Sigma_imp[0]), "Real frequency Sigma needed for lattice_gf_realfreq!"
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stmp = self.add_dc()
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else:
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assert (not mesh is None),"Without Sigma, give the mesh=(om_min,om_max,n_points) for lattice_gf_realfreq!"
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if self.G_upfold_refreq is None:
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# first setting up of G_upfold_refreq
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block_structure = [ range(self.n_orbitals[ik,ntoi[sp]]) for sp in spn ]
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gf_struct = [ (spn[isp], block_structure[isp]) for isp in range(self.n_spin_blocks[self.SO]) ]
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block_ind_list = [block for block,inner in gf_struct]
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if with_Sigma:
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glist = lambda : [ GfReFreq(indices = inner, mesh=self.Sigma_imp[0].mesh) for block,inner in gf_struct]
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else:
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glist = lambda : [ GfReFreq(indices = inner, window=(mesh[0],mesh[1]), n_points=mesh[2]) for block,inner in gf_struct]
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self.G_upfold_refreq = BlockGf(name_list = block_ind_list, block_list = glist(),make_copies=False)
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self.G_upfold_refreq.zero()
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GFsize = [ gf.N1 for bname,gf in self.G_upfold_refreq]
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unchangedsize = all( [ self.n_orbitals[ik,ntoi[spn[isp]]] == GFsize[isp]
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for isp in range(self.n_spin_blocks[self.SO]) ] )
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if not unchangedsize:
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block_structure = [ range(self.n_orbitals[ik,ntoi[sp]]) for sp in spn ]
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gf_struct = [ (spn[isp], block_structure[isp]) for isp in range(self.n_spin_blocks[self.SO]) ]
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block_ind_list = [block for block,inner in gf_struct]
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if with_Sigma:
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glist = lambda : [ GfReFreq(indices = inner, mesh =self.Sigma_imp[0].mesh) for block,inner in gf_struct]
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else:
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glist = lambda : [ GfReFreq(indices = inner, window=(mesh[0],mesh[1]), n_points=mesh[2]) for block,inner in gf_struct]
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self.G_upfold_refreq = BlockGf(name_list = block_ind_list, block_list = glist(),make_copies=False)
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self.G_upfold_refreq.zero()
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idmat = [numpy.identity(self.n_orbitals[ik,ntoi[sp]],numpy.complex_) for sp in spn]
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self.G_upfold_refreq << Omega + 1j*broadening
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M = copy.deepcopy(idmat)
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for isp in range(self.n_spin_blocks[self.SO]):
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ind = ntoi[spn[isp]]
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n_orb = self.n_orbitals[ik,ind]
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M[isp] = self.hopping[ik,ind,0:n_orb,0:n_orb] - (idmat[isp]*mu) - (idmat[isp] * self.h_field * (1-2*isp))
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self.G_upfold_refreq -= M
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if with_Sigma:
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tmp = self.G_upfold_refreq.copy() # init temporary storage
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for icrsh in range(self.n_corr_shells):
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for bname,gf in tmp: tmp[bname] << self.upfold(ik,icrsh,bname,stmp[icrsh][bname],gf)
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self.G_upfold_refreq -= tmp # adding to the upfolded GF
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self.G_upfold_refreq.invert()
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return self.G_upfold_refreq
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def check_input_dos(self, om_min, om_max, n_om, beta=10, broadening=0.01):
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delta_om = (om_max-om_min)/(n_om-1)
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om_mesh = numpy.zeros([n_om],numpy.float_)
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for i in range(n_om): om_mesh[i] = om_min + delta_om * i
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DOS = {}
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for bn in self.spin_block_names[self.SO]:
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DOS[bn] = numpy.zeros([n_om],numpy.float_)
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DOSproj = [ {} for ish in range(self.n_inequiv_shells) ]
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DOSproj_orb = [ {} for ish in range(self.n_inequiv_shells) ]
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for ish in range(self.n_inequiv_shells):
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for bn in self.spin_block_names[self.corr_shells[self.inequiv_to_corr[ish]]['SO']]:
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dim = self.corr_shells[self.inequiv_to_corr[ish]]['dim']
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DOSproj[ish][bn] = numpy.zeros([n_om],numpy.float_)
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DOSproj_orb[ish][bn] = numpy.zeros([n_om,dim,dim],numpy.float_)
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# init:
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Gloc = []
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for icrsh in range(self.n_corr_shells):
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spn = self.spin_block_names[self.corr_shells[icrsh]['SO']]
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glist = lambda : [ GfReFreq(indices = inner, window = (om_min,om_max), n_points = n_om) for block,inner in self.gf_struct_sumk[icrsh]]
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Gloc.append(BlockGf(name_list = spn, block_list = glist(),make_copies=False))
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for icrsh in range(self.n_corr_shells): Gloc[icrsh].zero() # initialize to zero
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for ik in range(self.n_k):
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G_upfold=self.lattice_gf_realfreq(ik=ik,mu=self.chemical_potential,broadening=broadening,mesh=(om_min,om_max,n_om),with_Sigma=False)
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G_upfold *= self.bz_weights[ik]
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# non-projected DOS
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for iom in range(n_om):
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for bname,gf in G_upfold:
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asd = gf.data[iom,:,:].imag.trace()/(-3.1415926535)
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DOS[bname][iom] += asd
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for icrsh in range(self.n_corr_shells):
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tmp = Gloc[icrsh].copy()
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for bname,gf in tmp: tmp[bname] << self.downfold(ik,icrsh,bname,G_upfold[bname],gf) # downfolding G
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Gloc[icrsh] += tmp
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if self.symm_op != 0: Gloc = self.symmcorr.symmetrize(Gloc)
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if self.use_rotations:
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for icrsh in range(self.n_corr_shells):
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for bname,gf in Gloc[icrsh]: Gloc[icrsh][bname] << self.rotloc(icrsh,gf,direction='toLocal')
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# Gloc can now also be used to look at orbitally resolved quantities
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for ish in range(self.n_inequiv_shells):
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for bname,gf in Gloc[self.inequiv_to_corr[ish]]: # loop over spins
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for iom in range(n_om): DOSproj[ish][bname][iom] += gf.data[iom,:,:].imag.trace()/(-3.1415926535)
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DOSproj_orb[ish][bname][:,:,:] += gf.data[:,:,:].imag/(-3.1415926535)
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# output:
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if mpi.is_master_node():
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for bn in self.spin_block_names[self.SO]:
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f=open('DOS%s.dat'%bn, 'w')
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for i in range(n_om): f.write("%s %s\n"%(om_mesh[i],DOS[bn][i]))
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f.close()
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for ish in range(self.n_inequiv_shells):
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f=open('DOS%s_proj%s.dat'%(bn,ish),'w')
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for i in range(n_om): f.write("%s %s\n"%(om_mesh[i],DOSproj[ish][bn][i]))
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f.close()
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for i in range(self.corr_shells[self.inequiv_to_corr[ish]]['dim']):
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for j in range(i,self.corr_shells[self.inequiv_to_corr[ish]]['dim']):
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Fname = 'DOS'+bn+'_proj'+str(ish)+'_'+str(i)+'_'+str(j)+'.dat'
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f=open(Fname,'w')
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for iom in range(n_om): f.write("%s %s\n"%(om_mesh[iom],DOSproj_orb[ish][bn][iom,i,j]))
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f.close()
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def read_parproj_input_from_hdf(self):
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"""
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Reads the data for the partial projectors from the HDF file
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"""
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things_to_read = ['dens_mat_below','n_parproj','proj_mat_pc','rot_mat_all','rot_mat_all_time_inv']
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value_read = self.read_input_from_hdf(subgrp=self.parproj_data,things_to_read = things_to_read)
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return value_read
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def dos_partial(self,broadening=0.01):
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"""calculates the orbitally-resolved DOS"""
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assert hasattr(self,"Sigma_imp"), "Set Sigma First!!"
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value_read = self.read_parproj_input_from_hdf()
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if not value_read: return value_read
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if self.symm_op: self.symmpar = Symmetry(self.hdf_file,subgroup=self.symmpar_data)
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mu = self.chemical_potential
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gf_struct_proj = [ [ (sp, range(self.shells[i]['dim'])) for sp in self.spin_block_names[self.SO] ] for i in range(self.n_shells) ]
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Gproj = [BlockGf(name_block_generator = [ (block,GfReFreq(indices = inner, mesh = self.Sigma_imp[0].mesh)) for block,inner in gf_struct_proj[ish] ], make_copies = False )
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for ish in range(self.n_shells)]
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for ish in range(self.n_shells): Gproj[ish].zero()
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Msh = [x.real for x in self.Sigma_imp[0].mesh]
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n_om = len(Msh)
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DOS = {}
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for bn in self.spin_block_names[self.SO]:
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DOS[bn] = numpy.zeros([n_om],numpy.float_)
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DOSproj = [ {} for ish in range(self.n_shells) ]
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DOSproj_orb = [ {} for ish in range(self.n_shells) ]
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for ish in range(self.n_shells):
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for bn in self.spin_block_names[self.SO]:
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dim = self.shells[ish]['dim']
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DOSproj[ish][bn] = numpy.zeros([n_om],numpy.float_)
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DOSproj_orb[ish][bn] = numpy.zeros([n_om,dim,dim],numpy.float_)
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ikarray=numpy.array(range(self.n_k))
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for ik in mpi.slice_array(ikarray):
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S = self.lattice_gf_realfreq(ik=ik,mu=mu,broadening=broadening)
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S *= self.bz_weights[ik]
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# non-projected DOS
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for iom in range(n_om):
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for bname,gf in S: DOS[bname][iom] += gf.data[iom,:,:].imag.trace()/(-3.1415926535)
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#projected DOS:
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for ish in range(self.n_shells):
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tmp = Gproj[ish].copy()
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for ir in range(self.n_parproj[ish]):
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for bname,gf in tmp: tmp[bname] << self.downfold_pc(ik,ir,ish,bname,S[bname],gf)
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Gproj[ish] += tmp
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# collect data from mpi:
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for bname in DOS:
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DOS[bname] = mpi.all_reduce(mpi.world, DOS[bname], lambda x,y : x+y)
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for ish in range(self.n_shells):
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Gproj[ish] << mpi.all_reduce(mpi.world, Gproj[ish], lambda x,y : x+y)
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mpi.barrier()
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if self.symm_op != 0: Gproj = self.symmpar.symmetrize(Gproj)
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# rotation to local coord. system:
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if self.use_rotations:
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for ish in range(self.n_shells):
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for bname,gf in Gproj[ish]: Gproj[ish][bname] << self.rotloc_all(ish,gf,direction='toLocal')
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for ish in range(self.n_shells):
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for bname,gf in Gproj[ish]:
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for iom in range(n_om): DOSproj[ish][bname][iom] += gf.data[iom,:,:].imag.trace()/(-3.1415926535)
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DOSproj_orb[ish][bname][:,:,:] += gf.data[:,:,:].imag / (-3.1415926535)
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if mpi.is_master_node():
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# output to files
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for bn in self.spin_block_names[self.SO]:
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f=open('./DOScorr%s.dat'%bn, 'w')
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for i in range(n_om): f.write("%s %s\n"%(Msh[i],DOS[bn][i]))
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f.close()
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# partial
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for ish in range(self.n_shells):
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f=open('DOScorr%s_proj%s.dat'%(bn,ish),'w')
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for i in range(n_om): f.write("%s %s\n"%(Msh[i],DOSproj[ish][bn][i]))
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f.close()
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for i in range(self.shells[ish]['dim']):
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for j in range(i,self.shells[ish]['dim']):
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Fname = './DOScorr'+bn+'_proj'+str(ish)+'_'+str(i)+'_'+str(j)+'.dat'
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f=open(Fname,'w')
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for iom in range(n_om): f.write("%s %s\n"%(Msh[iom],DOSproj_orb[ish][bn][iom,i,j]))
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f.close()
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def spaghettis(self,broadening,shift=0.0,plot_range=None, ishell=None, invert_Akw=False, fermi_surface=False):
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""" Calculates the correlated band structure with a real-frequency self energy.
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ATTENTION: Many things from the original input file are are overwritten!!!"""
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assert hasattr(self,"Sigma_imp"), "Set Sigma First!!"
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things_to_read = ['n_k','n_orbitals','proj_mat','hopping','n_parproj','proj_mat_pc']
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value_read = self.read_input_from_hdf(subgrp=self.bands_data,things_to_read=things_to_read)
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if not value_read: return value_read
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if fermi_surface: ishell=None
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# FIXME CAN REMOVE?
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# print hamiltonian for checks:
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if self.SP == 1 and self.SO == 0:
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f1=open('hamup.dat','w')
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f2=open('hamdn.dat','w')
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for ik in range(self.n_k):
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for i in range(self.n_orbitals[ik,0]):
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f1.write('%s %s\n'%(ik,self.hopping[ik,0,i,i].real))
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for i in range(self.n_orbitals[ik,1]):
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f2.write('%s %s\n'%(ik,self.hopping[ik,1,i,i].real))
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f1.write('\n')
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f2.write('\n')
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f1.close()
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f2.close()
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else:
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f=open('ham.dat','w')
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for ik in range(self.n_k):
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for i in range(self.n_orbitals[ik,0]):
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f.write('%s %s\n'%(ik,self.hopping[ik,0,i,i].real))
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f.write('\n')
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f.close()
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#=========================================
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# calculate A(k,w):
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mu = self.chemical_potential
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spn = self.spin_block_names[self.SO]
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# init DOS:
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M = [x.real for x in self.Sigma_imp[0].mesh]
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n_om = len(M)
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if plot_range is None:
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om_minplot = M[0]-0.001
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om_maxplot = M[n_om-1] + 0.001
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else:
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om_minplot = plot_range[0]
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om_maxplot = plot_range[1]
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if ishell is None:
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|
Akw = {}
|
|
for sp in spn: Akw[sp] = numpy.zeros([self.n_k, n_om ],numpy.float_)
|
|
else:
|
|
Akw = {}
|
|
for sp in spn: Akw[sp] = numpy.zeros([self.shells[ishell]['dim'],self.n_k, n_om ],numpy.float_)
|
|
|
|
if fermi_surface:
|
|
om_minplot = -2.0*broadening
|
|
om_maxplot = 2.0*broadening
|
|
Akw = {}
|
|
for sp in spn: Akw[sp] = numpy.zeros([self.n_k,1],numpy.float_)
|
|
|
|
if not ishell is None:
|
|
GFStruct_proj = [ (sp, range(self.shells[ishell]['dim'])) for sp in spn ]
|
|
Gproj = BlockGf(name_block_generator = [ (block,GfReFreq(indices = inner, mesh = self.Sigma_imp[0].mesh)) for block,inner in GFStruct_proj ], make_copies = False)
|
|
Gproj.zero()
|
|
|
|
for ik in range(self.n_k):
|
|
|
|
S = self.lattice_gf_realfreq(ik=ik,mu=mu,broadening=broadening)
|
|
if ishell is None:
|
|
# non-projected A(k,w)
|
|
for iom in range(n_om):
|
|
if (M[iom] > om_minplot) and (M[iom] < om_maxplot):
|
|
if fermi_surface:
|
|
for bname,gf in S: Akw[bname][ik,0] += gf.data[iom,:,:].imag.trace()/(-3.1415926535) * (M[1]-M[0])
|
|
else:
|
|
for bname,gf in S: Akw[bname][ik,iom] += gf.data[iom,:,:].imag.trace()/(-3.1415926535)
|
|
Akw[bname][ik,iom] += ik*shift # shift Akw for plotting in xmgrace -- REMOVE
|
|
|
|
|
|
else:
|
|
# projected A(k,w):
|
|
Gproj.zero()
|
|
tmp = Gproj.copy()
|
|
for ir in range(self.n_parproj[ishell]):
|
|
for bname,gf in tmp: tmp[bname] << self.downfold_pc(ik,ir,ishell,bname,S[bname],gf)
|
|
Gproj += tmp
|
|
|
|
# FIXME NEED TO READ IN ROTMAT_ALL FROM PARPROJ SUBGROUP, REPLACE ROTLOC WITH ROTLOC_ALL
|
|
# TO BE FIXED:
|
|
# rotate to local frame
|
|
#if (self.use_rotations):
|
|
# for bname,gf in Gproj: Gproj[bname] << self.rotloc(0,gf,direction='toLocal')
|
|
|
|
for iom in range(n_om):
|
|
if (M[iom] > om_minplot) and (M[iom] < om_maxplot):
|
|
for ish in range(self.shells[ishell]['dim']):
|
|
for ibn in spn:
|
|
Akw[ibn][ish,ik,iom] = Gproj[ibn].data[iom,ish,ish].imag/(-3.1415926535)
|
|
|
|
|
|
# END k-LOOP
|
|
if mpi.is_master_node():
|
|
if ishell is None:
|
|
|
|
for ibn in spn:
|
|
# loop over GF blocs:
|
|
|
|
if invert_Akw:
|
|
maxAkw=Akw[ibn].max()
|
|
minAkw=Akw[ibn].min()
|
|
|
|
|
|
# open file for storage:
|
|
if fermi_surface:
|
|
f=open('FS_'+ibn+'.dat','w')
|
|
else:
|
|
f=open('Akw_'+ibn+'.dat','w')
|
|
|
|
for ik in range(self.n_k):
|
|
if fermi_surface:
|
|
if invert_Akw:
|
|
Akw[ibn][ik,0] = 1.0/(minAkw-maxAkw)*(Akw[ibn][ik,0] - maxAkw)
|
|
f.write('%s %s\n'%(ik,Akw[ibn][ik,0]))
|
|
else:
|
|
for iom in range(n_om):
|
|
if (M[iom] > om_minplot) and (M[iom] < om_maxplot):
|
|
if invert_Akw:
|
|
Akw[ibn][ik,iom] = 1.0/(minAkw-maxAkw)*(Akw[ibn][ik,iom] - maxAkw)
|
|
if shift > 0.0001:
|
|
f.write('%s %s\n'%(M[iom],Akw[ibn][ik,iom]))
|
|
else:
|
|
f.write('%s %s %s\n'%(ik,M[iom],Akw[ibn][ik,iom]))
|
|
|
|
f.write('\n')
|
|
|
|
f.close()
|
|
|
|
else:
|
|
for ibn in spn:
|
|
for ish in range(self.shells[ishell]['dim']):
|
|
|
|
if invert_Akw:
|
|
maxAkw=Akw[ibn][ish,:,:].max()
|
|
minAkw=Akw[ibn][ish,:,:].min()
|
|
|
|
f=open('Akw_'+ibn+'_proj'+str(ish)+'.dat','w')
|
|
|
|
for ik in range(self.n_k):
|
|
for iom in range(n_om):
|
|
if (M[iom] > om_minplot) and (M[iom] < om_maxplot):
|
|
if invert_Akw:
|
|
Akw[ibn][ish,ik,iom] = 1.0/(minAkw-maxAkw)*(Akw[ibn][ish,ik,iom] - maxAkw)
|
|
if shift > 0.0001:
|
|
f.write('%s %s\n'%(M[iom],Akw[ibn][ish,ik,iom]))
|
|
else:
|
|
f.write('%s %s %s\n'%(ik,M[iom],Akw[ibn][ish,ik,iom]))
|
|
|
|
f.write('\n')
|
|
|
|
f.close()
|
|
|
|
|
|
def partial_charges(self,beta=40):
|
|
"""Calculates the orbitally-resolved density matrix for all the orbitals considered in the input.
|
|
The theta-projectors are used, hence case.parproj data is necessary"""
|
|
|
|
value_read = self.read_parproj_input_from_hdf()
|
|
if not value_read: return value_read
|
|
if self.symm_op: self.symmpar = Symmetry(self.hdf_file,subgroup=self.symmpar_data)
|
|
|
|
# Density matrix in the window
|
|
spn = self.spin_block_names[self.SO]
|
|
ntoi = self.spin_names_to_ind[self.SO]
|
|
self.dens_mat_window = [ [numpy.zeros([self.shells[ish]['dim'],self.shells[ish]['dim']],numpy.complex_) for ish in range(self.n_shells)]
|
|
for isp in range(len(spn)) ] # init the density matrix
|
|
|
|
mu = self.chemical_potential
|
|
GFStruct_proj = [ [ (sp, range(self.shells[i]['dim'])) for sp in spn ] for i in range(self.n_shells) ]
|
|
if hasattr(self,"Sigma_imp"):
|
|
Gproj = [BlockGf(name_block_generator = [ (block,GfImFreq(indices = inner, mesh = self.Sigma_imp[0].mesh)) for block,inner in GFStruct_proj[ish] ], make_copies = False)
|
|
for ish in range(self.n_shells)]
|
|
beta = self.Sigma_imp[0].mesh.beta
|
|
else:
|
|
Gproj = [BlockGf(name_block_generator = [ (block,GfImFreq(indices = inner, beta = beta)) for block,inner in GFStruct_proj[ish] ], make_copies = False)
|
|
for ish in range(self.n_shells)]
|
|
|
|
for ish in range(self.n_shells): Gproj[ish].zero()
|
|
|
|
ikarray=numpy.array(range(self.n_k))
|
|
|
|
for ik in mpi.slice_array(ikarray):
|
|
S = self.lattice_gf_matsubara(ik=ik,mu=mu,beta=beta)
|
|
S *= self.bz_weights[ik]
|
|
|
|
for ish in range(self.n_shells):
|
|
tmp = Gproj[ish].copy()
|
|
for ir in range(self.n_parproj[ish]):
|
|
for bname,gf in tmp: tmp[bname] << self.downfold_pc(ik,ir,ish,bname,S[bname],gf)
|
|
Gproj[ish] += tmp
|
|
|
|
#collect data from mpi:
|
|
for ish in range(self.n_shells):
|
|
Gproj[ish] << mpi.all_reduce(mpi.world, Gproj[ish], lambda x,y : x+y)
|
|
mpi.barrier()
|
|
|
|
|
|
# Symmetrisation:
|
|
if self.symm_op != 0: Gproj = self.symmpar.symmetrize(Gproj)
|
|
|
|
for ish in range(self.n_shells):
|
|
|
|
# Rotation to local:
|
|
if self.use_rotations:
|
|
for bname,gf in Gproj[ish]: Gproj[ish][bname] << self.rotloc_all(ish,gf,direction='toLocal')
|
|
|
|
isp = 0
|
|
for bname,gf in Gproj[ish]: #dmg.append(Gproj[ish].density()[bname])
|
|
self.dens_mat_window[isp][ish] = Gproj[ish].density()[bname]
|
|
isp+=1
|
|
|
|
# add Density matrices to get the total:
|
|
dens_mat = [ [ self.dens_mat_below[ntoi[spn[isp]]][ish]+self.dens_mat_window[isp][ish] for ish in range(self.n_shells)]
|
|
for isp in range(len(spn)) ]
|
|
|
|
return dens_mat
|