Hi,
I used following fdf file for Li unit cell:
====================================================

SystemName com
SystemLabel com

Diag.Algorithm MRRR-2stage
ElectronicTemperature 1500 K
MaxSCFIterations 1000
SCF.Mixer.History 10
SCF.Mixer.Weight 0.1
occupationfunction mp
SCFMustConverge True

Spin COLLINEAR
XC.functional GGA
XC.authors RPBE

MeshCutoff 300 Ry
PAO.EnergyShift 0.07 eV

NumberOfSpecies 1
NumberOfAtoms 2
%block ChemicalSpecieslabel
1 3 Li.gga.1
%endblock ChemicalSpecieslabel

%block PAO.BasisSizes
Li.gga.1 DZP
%endblock PAO.BasisSizes

LatticeConstant 1.0 Ang
%block LatticeVectors
3.509200000000000 0.000000000000000 0.000000000000000
0.000000000000000 3.509200000000000 0.000000000000000
0.000000000000000 0.000000000000000 3.509200000000000
%endblock LatticeVectors

AtomicCoordinatesFormat Ang
%block AtomicCoordinatesAndAtomicSpecies
0.000000000 0.000000000 0.000000000 1
1.754600000 1.754600000 1.754600000 1
%endblock AtomicCoordinatesAndAtomicSpecies
<https://forum.simuneatomistics.com/t/error-for-perturbative-polarization-for-li-atom/2195#block-kgrid_monkhorst_pack-12-0-0-00-0-12-0-00-0-0-12-00-endblock-kgrid_monkhorst_pack-2>%block
kgrid_Monkhorst_Pack
12 0 0 0.0
0 12 0 0.0
0 0 12 0.0
%endblock kgrid_Monkhorst_Pack
========================================================
<https://forum.simuneatomistics.com/t/error-for-perturbative-polarization-for-li-atom/2195#but-get-following-error-3>but
get following error:

SPLIT: Basis orbitals for state 2s

SPLIT: PAO cut-off radius determined from an
SPLIT: energy shift= 0.005145 Ry

izeta = 1
lambda = 1.000000
rc = 9.740602
energy = -0.197446
kinetic = 0.376516
potential(screened) = -0.573962
potential(ionic) = -2.000885

izeta = 2
rmatch = 8.489163
splitnorm = 0.150000
energy = -0.175714
kinetic = 0.476819
potential(screened) = -0.652534
potential(ionic) = -2.224118

POLgen: Perturbative polarization orbital with L= 1
<https://forum.simuneatomistics.com/t/error-for-perturbative-polarization-for-li-atom/2195#polgen-polarization-orbital-for-state-2s-polarization-iteration-to-find-the-polarization-orbital-has-failed-please-try-with-a-rc-no-bigger-than-128498127779346-bohr-or-try-the-non-perturbative-options-see-manual-generation-of-polarization-orbital-failed-stopping-program-from-node-0-4>POLgen:
Polarization orbital for state 2s
POLARIZATION: Iteration to find the polarization
orbital has failed !!!
Please try with a Rc no bigger than 1.28498127779346 Bohr
… or try the non-perturbative options (see manual)
Generation of polarization orbital failed
Stopping Program from Node: 0
================================================

I also tested “PAO.OldStylePolOrbs false”, but results are the same.
Any help?
Thanks
-- 
SIESTA is supported by the Spanish Research Agency (AEI) and by the European 
H2020 MaX Centre of Excellence (http://www.max-centre.eu/)

Responder a