Hi,

Could anyone help me with the correct co-ordinates of MoS2 unit cell, i'm 
currently using the following fdf but it seems its not representing the unit 
cell properly (although in some other suites defining the molecule is enough)

could u help me sort this out
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SystemName Molybdenum Disulfide Monolayer

SystemLabel MoS2

NumberOfAtoms 3

NumberOfSpecies 2

%block ChemicalSpeciesLabel

 1 42 Mo

 2 16 S

%endblock ChemicalSpeciesLabel

PAO.BasisSize DZP

MeshCutoff           201 Ry

%block kgrid_Monkhorst_Pack

16 0 0 0.5

0 16 0 0.5

0 0 1 0.5

%endblock kgrid_Monkhorst_Pack

LatticeConstant 3.1604 Ang



LatticeVectorsFormat Ang

%block LatticeVectors

1.580200     -2.736987      0.000000

1.580200      2.736987      0.000000

0.000000      0.000000     12.295000

%endblock LatticeVectors



AtomicCoordinatesFormat ScaledByLatticeVectors

%block AtomicCoordinatesAndAtomicSpecies

0.66667  0.33333  0.75000 1

0.33333  0.66667  0.62900 2

0.33333  0.66667  0.87100 2

%endblock AtomicCoordinatesAndAtomicSpecies



SpinPolarized         false

xc.functional         LDA

xc.authors            CA



SolutionMethod        diagon



MaxSCFIterations      200

DM.MixingWeight       0.02

DM.Tolerance          1.d-5

DM.NumberPulay         4

ElectronicTemperature  300 K



DM.UseSaveDM         true

UseSaveData          true





WriteMullikenPop       1

WriteCoorXmol           true

WriteCoorCerius          true

WriteDenchar    true

WriteWaveFunctions true


BandLinesScale ReciprocalLatticeVectors

%block BandLines

 1    0.000000   0.000000  0.0000   \Gamma

75  0.00000  0.50000  0.0000   M

50   0.666667   0.66667  0.0000   K

75   0.000000   0.000000  0.0000   \Gamma

%endblock BandLines

Responder a