Hm. Have you checked the EIG file to see if somethinfg weird shows up? What
version of siesta are you using?

On Tue, Jul 13, 2010 at 9:47 PM, Guilherme Lima <
[email protected]> wrote:

> Ok Marcus, thanks for the advice and excuse me for the mistake. I am
> interested in
> Chacopyrite CuFeS2 and this material is antiferromagnetic. My major
> interest is the
> surface reactivity, however I used the bulk to check my pseudopotential and
> Basis set.
> First I optimized the bulk and after I performed one single point
> calculation. I would like
> to compare the band structure using SIESTA and PWscf. Below I added the fdf
> file.
> During the SCF procedure is possible to follow the ef_up and Ef_down.
> However,
> after the convergence the program considered the Fermi Energy = 0.000 eV
> and used this value in the .bands file. I added part of the output file
> below.
> Thanks again...
>
> ---------------------------------------Input File
> --------------------------------------------------
> SystemName       Calcopirita (100)  # Descriptive name of the system
> SystemLabel            zCuFeS2           # Short name for naming files
>
> # Output options
>
> WriteCoorStep          true    # Escreve as coordenadas
> WriteKbands            true
> WriteEigenvalues       true    # Escreve os autovalores
> WriteKpoints           true
> WriteBands             true    # Escreve os autovalores para ler com
> pos-processo
> WriteMDhistory         true
> WriteMDXmol            true
> #WriteMullikenPop       1       # Escreve a populacao de Mulliken
>
> # Species and atoms
>
> NumberOfSpecies        3
> NumberOfAtoms          16
> %block ChemicalSpeciesLabel
>   1  26  Fe
>   2  16  S
>   3  29  Cu
> %endblock ChemicalSpeciesLabel
>
> # Basis
> User.Basis    true
>
> # SCF OPTIONS
> xc.functional         GGA           # Exchange-correlation functional
> xc.authors            PBE           # Exchange-correlation version
> SpinPolarized         true          # Logical parameters are: yes or no
> FixSpin
> TotalSpin             0.0
>
> MeshCutoff           350. Ry        # Mesh cutoff. real space mesh
>
> MaxSCFIterations      500           # Maximum number of SCF iter
> DM.MixingWeight       0.1           # New DM amount for next SCF cycle
>
> DM.NumberPulay         3
>
> SolutionMethod        Diagon        # OrderN or Diagon
> ElectronicTemperature  25 meV       # Temp. for Fermi smearing
>
>
> # Atomic coordinates
>
> AtomicCoordinatesFormat     ANG
> %block AtomicCoordinatesAndAtomicSpecies
> -0.00258502   -0.00159747   -0.00211174   3  Cu         1
>  2.63658323    2.63403122   -0.01949566   1  Fe         2
>  1.30781866    1.32347600    1.29495562   2  S          3
>  3.96508566    3.94972703    1.29632663   2  S          4
>  0.00304251    2.63618571    2.61161606   3  Cu         5
>  2.63401847    0.00010362    2.59374085   1  Fe         6
>  3.94894402    1.33013641    3.90738990   2  S          7
> 1.32703804    3.94609795    3.91048560   2  S          8
>  2.63828959    2.63738271    5.22615641   3  Cu         9
> -0.00362199   -0.00239042    5.20826025   1  Fe        10
>  3.94823073    3.96280512    6.52528512   2  S         11
>  1.32598729    1.31351960    6.52295851   2  S         12
>  2.63615875    0.00347598    7.83739378   3  Cu        13
>  0.00011666    2.63653423    7.82314972   1  Fe        14
>  1.31600057    3.96463400    9.13617306   2  S         15
>  3.96095122    1.31235787    9.13443694   2  S         16
> %endblock AtomicCoordinatesAndAtomicSpecies
>
> LatticeConstant       1.0 Ang
> %block LatticeVectors
> 5.273   0.0    0.0
> 0.0    5.273   0.0
> 0.0   0.0     10.452
> %endblock LatticeVectors
>
> # Malha de pontos Ks
> %block Kgrid_Monkhorst_Pack
> 4  0  0  0.5
> 0  4  0  0.5
> 0  0  2  0.5
> %endblock Kgrid_Monkhorst_Pack
>
> # Antiferromagnetismo
> DM.InitSpinAF   True
> %block DM.InitSpin
> 1   +
> 2   +
> 3   +
> 4   +
> 5   +
> 6   -
> 7   +
> 8   +
> 9   +
> 10  +
> 11  +
> 12  +
> 13  +
> 14  -
> 15  +
> 16  +
> %endblock DM.InitSpin
>
> BandLinesScale  ReciprocalLatticeVectors
>
> %Block BandLines
> 1   0.0  0.5  0.5  R
> 20  0.0  0.0  0.5  Z
> 20  0.0  0.0  0.0  /Gamma
> 20  0.5  0.5  0.0  X
> 20  0.0  0.5  0.0  M
> 20  0.0  0.0  0.0 /Gamma
> %EndBlock BandLines
>
> ----------------------------------Output File
> ---------------------------------------------------------
> siesta: iscf   Eharris(eV)      E_KS(eV)   FreeEng(eV)   dDmax  Ef_up
> Ef_dn(eV)
> siesta:    1   -19811.7307   -19670.9186   -19670.9186  0.9151   0.6465
> 1.2016
> timer: Routine,Calls,Time,% = IterSCF        1    1441.517  92.68
> elaps: Routine,Calls,Wall,% = IterSCF        1     180.757  92.38
> siesta:    2   -24889.8546   -17902.2101   -17902.2852  6.1454   0.4038
> 0.5288
> siesta:    3   -19733.6016   -19652.0936   -19652.1198  0.8080  -0.7256
> -0.1016
> siesta:    4   -19712.4917   -19649.5080   -19649.5080  0.7600  -1.9696
> -1.5613
> siesta:    5   -19702.1880   -19642.3421   -19642.3421  0.6408  -3.3190
> -2.8470
> siesta:    6   -19695.9268   -19638.0933   -19638.0933  0.4353  -4.5118
> -4.0360
> siesta:    7   -19692.7487   -19647.0937   -19647.1157  0.3521  -3.6050
> -3.4549
> siesta:    8   -19694.5696   -19653.5771   -19653.5771  0.4848  -3.5997
> -3.5297
> siesta:    9   -19692.2779   -19657.3515   -19657.3834  0.1924  -3.5491
> -3.4784
> siesta:   10   -19692.5729   -19668.0371   -19668.0371  0.0945  -3.6210
> -3.6269
> siesta:   11   -19692.2105   -19675.6473   -19675.6657  0.1041  -3.7233
> -3.6680
> siesta:   12   -19692.1624   -19683.8664   -19683.8780  0.1169  -3.6415
> -3.8250
> siesta:   13   -19691.9982   -19688.1281   -19688.1409  0.0261  -3.7229
> -3.7384
> siesta:   14   -19691.9976   -19688.9409   -19688.9418  0.0275  -3.7160
> -3.7215
> siesta:   15   -19692.0030   -19691.5576   -19691.5584  0.0274  -3.6787
> -3.6866
> siesta:   16   -19692.0033   -19692.5214   -19692.5221  0.0145  -3.6717
> -3.6890
> siesta:   17   -19692.0007   -19692.7528   -19692.7535  0.0089  -3.6810
> -3.6739
> siesta:   18   -19692.0004   -19692.8000   -19692.8006  0.0087  -3.6791
> -3.6854
> siesta:   19   -19692.0003   -19692.7440   -19692.7446  0.0082  -3.6863
> -3.6836
> siesta:   20   -19692.0004   -19692.6763   -19692.6769  0.0088  -3.6906
> -3.6873
> siesta:   21   -19692.0002   -19692.5867   -19692.5873  0.0067  -3.6883
> -3.6922
> siesta:   22   -19692.0002   -19692.4964   -19692.4970  0.0052  -3.6942
> -3.6887
> siesta:   23   -19692.0002   -19692.4288   -19692.4294  0.0046  -3.6907
> -3.6922
> siesta:   24   -19692.0003   -19692.3570   -19692.3575  0.0034  -3.6915
> -3.6919
> siesta:   25   -19692.0003   -19692.3139   -19692.3145  0.0038  -3.6932
> -3.6898
> siesta:   26   -19692.0003   -19692.2498   -19692.2503  0.0035  -3.6909
> -3.6921
> siesta:   27   -19692.0003   -19692.2098   -19692.2103  0.0030  -3.6925
> -3.6902
> siesta:   28   -19692.0003   -19692.1800   -19692.1806  0.0024  -3.6919
> -3.6907
> siesta:   29   -19692.0003   -19692.1458   -19692.1463  0.0024  -3.6909
> -3.6915
> siesta:   30   -19692.0003   -19692.1304   -19692.1309  0.0013  -3.6921
> -3.6903
> siesta:   31   -19692.0003   -19692.1044   -19692.1049  0.0018  -3.6912
> -3.6910
> siesta:   32   -19692.0004   -19692.0936   -19692.0941  0.0013  -3.6913
> -3.6908
> siesta:   33   -19692.0004   -19692.0754   -19692.0759  0.0012  -3.6917
> -3.6903
> siesta:   34   -19692.0004   -19692.0642   -19692.0647  0.0015  -3.6910
> -3.6910
> siesta:   35   -19692.0004   -19692.0526   -19692.0531  0.0010  -3.6913
> -3.6906
> siesta:   36   -19692.0004   -19692.0478   -19692.0483  0.0008  -3.6912
> -3.6906
> siesta:   37   -19692.0004   -19692.0389   -19692.0394  0.0009  -3.6910
> -3.6907
> siesta:   38   -19692.0004   -19692.0351   -19692.0356  0.0007  -3.6912
> -3.6905
> siesta:   39   -19692.0004   -19692.0288   -19692.0294  0.0008  -3.6910
> -3.6906
> siesta:   40   -19692.0004   -19692.0250   -19692.0255  0.0006  -3.6910
> -3.6906
> siesta:   41   -19692.0004   -19692.0216   -19692.0221  0.0005  -3.6910
> -3.6905
> siesta:   42   -19692.0004   -19692.0187   -19692.0193  0.0006  -3.6909
> -3.6906
> siesta:   43   -19692.0004   -19692.0168   -19692.0173  0.0005  -3.6909
> -3.6905
> siesta:   44   -19692.0004   -19692.0146   -19692.0151  0.0004  -3.6910
> -3.6905
> siesta:   45   -19692.0004   -19692.0129   -19692.0134  0.0004  -3.6909
> -3.6905
> siesta:   46   -19692.0004   -19692.0108   -19692.0113  0.0004  -3.6909
> -3.6905
> siesta:   47   -19692.0004   -19692.0096   -19692.0102  0.0004  -3.6909
> -3.6905
> siesta:   48   -19692.0004   -19692.0080   -19692.0085  0.0003  -3.6909
> -3.6905
> siesta:   49   -19692.0004   -19692.0074   -19692.0079  0.0002  -3.6909
> -3.6905
> siesta:   50   -19692.0004   -19692.0062   -19692.0068  0.0003  -3.6908
> -3.6905
> siesta:   51   -19692.0004   -19692.0056   -19692.0062  0.0003  -3.6908
> -3.6905
> siesta:   52   -19692.0004   -19692.0047   -19692.0052  0.0002  -3.6908
> -3.6905
> siesta:   53   -19692.0004   -19692.0042   -19692.0047  0.0002  -3.6908
> -3.6905
> siesta:   54   -19692.0004   -19692.0035   -19692.0040  0.0002  -3.6908
> -3.6905
> siesta:   55   -19692.0004   -19692.0032   -19692.0037  0.0002  -3.6908
> -3.6905
> siesta:   56   -19692.0004   -19692.0028   -19692.0033  0.0001  -3.6908
> -3.6905
> siesta:   57   -19692.0004   -19692.0025   -19692.0030  0.0001  -3.6908
> -3.6905
> siesta:   58   -19692.0004   -19692.0022   -19692.0027  0.0001  -3.6908
> -3.6905
> siesta:   59   -19692.0004   -19692.0019   -19692.0025  0.0001  -3.6908
> -3.6904
> siesta:   60   -19692.0004   -19692.0017   -19692.0023  0.0001  -3.6908
> -3.6904
> .
> .
> .
> siesta: Fermi energy =       0.000000 eV
>
> siesta: Program's energy decomposition (eV):
> siesta: Eions   =     19249.594257
> siesta: Ena     =       879.033381
> siesta: Ekin    =     13098.079364
> siesta: Enl     =     -8708.285384
> siesta: DEna    =        81.982515
> siesta: DUscf   =        10.551922
> siesta: DUext   =         0.000000
> siesta: Exc     =     -5803.769074
> siesta: eta*DQ  =         0.000000
> siesta: Emadel  =         0.000000
> siesta: Ekinion =         0.000000
> siesta: Eharris =    -19692.000375
> siesta: Etot    =    -19692.001534
> siesta: FreeEng =    -19692.002058
>
>
>
> Thanks in advance,
> Guilherme Ferreira de Lima
> Ph.D student
> Federal University of Minas Gerais
> Belo Horizonte - Brazil.
>
>
>

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