vasp.6.2.1 16May21 (build Apr 11 2022 11:03:26) complex MD_VERSION_INFO: Compiled 2022-04-11T18:25:55-UTC in devlin.sd.materialsdesign. com:/home/medea2/data/build/vasp6.2.1/16685/x86_64/src/src/build/gpu from svn 1 6685 This VASP executable licensed from Materials Design, Inc. executed on Lin64 date 2024.10.19 20:28:21 running on 3 total cores distrk: each k-point on 3 cores, 1 groups distr: one band on NCORE= 1 cores, 3 groups -------------------------------------------------------------------------------------------------------- INCAR: SYSTEM = No title PREC = Normal ENCUT = 400.000 IBRION = -1 NSW = 0 ISIF = 2 NELMIN = 2 EDIFF = 1.0e-05 EDIFFG = -0.02 VOSKOWN = 1 NBLOCK = 1 NWRITE = 1 NELM = 200 ALGO = Normal (blocked Davidson) ISPIN = 1 INIWAV = 1 ISTART = 0 ICHARG = 2 LWAVE = .FALSE. LCHARG = .FALSE. ADDGRID = .FALSE. ISMEAR = 1 SIGMA = 0.2 LREAL = Auto LSCALAPACK = .FALSE. RWIGS = 1.11 0.73 0.32 0.77 0.75 NPAR = 3 POTCAR: PAW_PBE Si 05Jan2001 POTCAR: PAW_PBE O 08Apr2002 POTCAR: PAW_PBE H 15Jun2001 POTCAR: PAW_PBE C 08Apr2002 POTCAR: PAW_PBE N 08Apr2002 POTCAR: PAW_PBE Si 05Jan2001 local pseudopotential read in partial core-charges read in partial kinetic energy density read in atomic valenz-charges read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in PAW grid and wavefunctions read in number of l-projection operators is LMAX = 4 number of lm-projection operators is LMMAX = 8 POTCAR: PAW_PBE O 08Apr2002 local pseudopotential read in partial core-charges read in partial kinetic energy density read in kinetic energy density of atom read in atomic valenz-charges read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in PAW grid and wavefunctions read in number of l-projection operators is LMAX = 4 number of lm-projection operators is LMMAX = 8 POTCAR: PAW_PBE H 15Jun2001 local pseudopotential read in atomic valenz-charges read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in PAW grid and wavefunctions read in number of l-projection operators is LMAX = 3 number of lm-projection operators is LMMAX = 5 POTCAR: PAW_PBE C 08Apr2002 local pseudopotential read in partial core-charges read in partial kinetic energy density read in atomic valenz-charges read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in PAW grid and wavefunctions read in number of l-projection operators is LMAX = 4 number of lm-projection operators is LMMAX = 8 POTCAR: PAW_PBE N 08Apr2002 local pseudopotential read in partial core-charges read in partial kinetic energy density read in atomic valenz-charges read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 0 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in non local Contribution for L= 1 read in real space projection operators read in PAW grid and wavefunctions read in number of l-projection operators is LMAX = 4 number of lm-projection operators is LMMAX = 8 Optimization of the real space projectors (new method) maximal supplied QI-value = 19.84 optimisation between [QCUT,QGAM] = [ 10.12, 20.44] = [ 28.68,116.96] Ry Optimized for a Real-space Cutoff 1.23 Angstroem l n(q) QCUT max X(q) W(low)/X(q) W(high)/X(q) e(spline) 0 7 10.119 159.560 0.56E-04 0.22E-03 0.45E-07 0 7 10.119 115.863 0.56E-04 0.21E-03 0.45E-07 1 7 10.119 88.339 0.34E-03 0.49E-03 0.11E-06 1 7 10.119 48.592 0.33E-03 0.48E-03 0.11E-06 Optimization of the real space projectors (new method) maximal supplied QI-value = 24.76 optimisation between [QCUT,QGAM] = [ 10.15, 20.30] = [ 28.85,115.39] Ry Optimized for a Real-space Cutoff 1.38 Angstroem l n(q) QCUT max X(q) W(low)/X(q) W(high)/X(q) e(spline) 0 8 10.150 20.381 0.22E-03 0.32E-03 0.29E-06 0 8 10.150 15.268 0.23E-03 0.35E-03 0.30E-06 1 8 10.150 5.964 0.46E-03 0.53E-03 0.21E-06 1 8 10.150 5.382 0.38E-03 0.45E-03 0.19E-06 Optimization of the real space projectors (new method) maximal supplied QI-value = 34.20 optimisation between [QCUT,QGAM] = [ 9.92, 20.18] = [ 27.55,114.04] Ry Optimized for a Real-space Cutoff 1.26 Angstroem l n(q) QCUT max X(q) W(low)/X(q) W(high)/X(q) e(spline) 0 8 9.919 19.460 0.50E-03 0.23E-03 0.29E-06 0 8 9.919 12.209 0.48E-03 0.23E-03 0.28E-06 1 7 9.919 4.655 0.17E-03 0.75E-03 0.30E-06 Optimization of the real space projectors (new method) maximal supplied QI-value = 25.13 optimisation between [QCUT,QGAM] = [ 10.05, 20.36] = [ 28.30,116.06] Ry Optimized for a Real-space Cutoff 1.30 Angstroem l n(q) QCUT max X(q) W(low)/X(q) W(high)/X(q) e(spline) 0 8 10.053 115.676 0.49E-03 0.72E-03 0.18E-06 0 8 10.053 87.132 0.49E-03 0.71E-03 0.18E-06 1 7 10.053 4.429 0.32E-03 0.31E-03 0.18E-06 1 7 10.053 2.733 0.23E-03 0.19E-03 0.20E-06 Optimization of the real space projectors (new method) maximal supplied QI-value = 25.13 optimisation between [QCUT,QGAM] = [ 10.05, 20.36] = [ 28.30,116.06] Ry Optimized for a Real-space Cutoff 1.65 Angstroem l n(q) QCUT max X(q) W(low)/X(q) W(high)/X(q) e(spline) 0 10 10.053 79.467 0.76E-04 0.72E-04 0.56E-06 0 10 10.053 66.151 0.76E-04 0.72E-04 0.55E-06 1 10 10.053 8.350 0.25E-03 0.92E-03 0.41E-05 1 10 10.053 5.531 0.27E-03 0.10E-02 0.45E-05 PAW_PBE Si 05Jan2001 : energy of atom 1 EATOM= -103.0669 kinetic energy error for atom= 0.0012 (will be added to EATOM!!) PAW_PBE O 08Apr2002 : energy of atom 2 EATOM= -432.3788 kinetic energy error for atom= 0.1156 (will be added to EATOM!!) PAW_PBE H 15Jun2001 : energy of atom 3 EATOM= -12.4884 kinetic energy error for atom= 0.0098 (will be added to EATOM!!) PAW_PBE C 08Apr2002 : energy of atom 4 EATOM= -147.1560 kinetic energy error for atom= 0.0288 (will be added to EATOM!!) PAW_PBE N 08Apr2002 : energy of atom 5 EATOM= -264.5486 kinetic energy error for atom= 0.0736 (will be added to EATOM!!) POSCAR: No title positions in direct lattice No initial velocities read in exchange correlation table for LEXCH = 8 RHO(1)= 0.500 N(1) = 2000 RHO(2)= 100.500 N(2) = 4000 -------------------------------------------------------------------------------------------------------- ion position nearest neighbor table 1 0.580 0.587 0.464- 5 1.62 2 1.66 4 1.66 3 1.75 20 1.82 2 0.623 0.604 0.305- 17 1.43 1 1.66 3 0.665 0.724 0.532- 18 1.41 1 1.75 4 0.429 0.642 0.510- 19 1.42 1 1.66 5 0.701 0.521 0.551- 1 1.62 6 0.572 0.615 0.106- 17 1.10 7 0.437 0.571 0.214- 17 1.10 8 0.563 0.451 0.175- 17 1.10 9 0.785 0.885 0.506- 18 1.10 10 0.783 0.770 0.368- 18 1.10 11 0.872 0.731 0.519- 18 1.10 12 0.453 0.822 0.615- 19 1.10 13 0.290 0.787 0.549- 19 1.10 14 0.423 0.841 0.441- 19 1.11 15 0.474 0.380 0.551- 20 1.01 16 0.598 0.342 0.448- 20 1.02 17 0.545 0.557 0.196- 6 1.10 7 1.10 8 1.10 2 1.43 18 0.783 0.779 0.477- 11 1.10 10 1.10 9 1.10 3 1.41 19 0.398 0.779 0.529- 13 1.10 12 1.10 14 1.11 4 1.42 20 0.529 0.412 0.472- 15 1.01 16 1.02 1 1.82 LATTYP: Found a simple cubic cell. ALAT = 10.0000000000 Lattice vectors: A1 = ( 10.0000000000, 0.0000000000, 0.0000000000) A2 = ( 0.0000000000, 10.0000000000, 0.0000000000) A3 = ( 0.0000000000, 0.0000000000, 10.0000000000) Analysis of symmetry for initial positions (statically): ===================================================================== Subroutine PRICEL returns: Original cell was already a primitive cell. Routine SETGRP: Setting up the symmetry group for a simple cubic supercell. Subroutine GETGRP returns: Found 1 space group operations (whereof 1 operations were pure point group operations) out of a pool of 48 trial point group operations. The static configuration has the point symmetry C_1 . Analysis of symmetry for dynamics (positions and initial velocities): ===================================================================== Subroutine PRICEL returns: Original cell was already a primitive cell. Routine SETGRP: Setting up the symmetry group for a simple cubic supercell. Subroutine GETGRP returns: Found 1 space group operations (whereof 1 operations were pure point group operations) out of a pool of 48 trial point group operations. The dynamic configuration has the point symmetry C_1 . Subroutine INISYM returns: Found 1 space group operations (whereof 1 operations are pure point group operations), and found 1 'primitive' translations ---------------------------------------------------------------------------------------- Primitive cell volume of cell : 1000.0000 direct lattice vectors reciprocal lattice vectors 10.000000000 0.000000000 0.000000000 0.100000000 0.000000000 0.000000000 0.000000000 10.000000000 0.000000000 0.000000000 0.100000000 0.000000000 0.000000000 0.000000000 10.000000000 0.000000000 0.000000000 0.100000000 length of vectors 10.000000000 10.000000000 10.000000000 0.100000000 0.100000000 0.100000000 position of ions in fractional coordinates (direct lattice) 0.579546280 0.586957450 0.464473990 0.622889530 0.603935930 0.305416500 0.664968330 0.723838680 0.532159190 0.429100230 0.641825290 0.509671000 0.700666710 0.521372840 0.550696440 0.572291470 0.614663290 0.105978760 0.436903720 0.570545500 0.214393950 0.563019610 0.450626480 0.174518360 0.785182040 0.885170700 0.506203450 0.783031430 0.770045410 0.368089830 0.872116180 0.730589170 0.518718560 0.452999790 0.822480040 0.614831180 0.290037770 0.787348230 0.548612390 0.422571760 0.840968640 0.440780980 0.473572140 0.380157130 0.550722290 0.598275950 0.341657600 0.448097380 0.544645850 0.557188120 0.195634400 0.783019570 0.779357860 0.477369650 0.398100290 0.779437490 0.529300730 0.529360530 0.412483080 0.472429600 ion indices of the primitive-cell ions primitive index ion index 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 ---------------------------------------------------------------------------------------- KPOINTS: Automatic mesh Automatic generation of k-mesh. Grid dimensions read from file: generate k-points for: 2 2 2 Generating k-lattice: Cartesian coordinates Fractional coordinates (reciprocal lattice) 0.050000000 0.000000000 0.000000000 0.500000000 0.000000000 0.000000000 0.000000000 0.050000000 0.000000000 0.000000000 0.500000000 0.000000000 0.000000000 0.000000000 0.050000000 0.000000000 0.000000000 0.500000000 Length of vectors 0.050000000 0.050000000 0.050000000 Shift w.r.t. Gamma in fractional coordinates (k-lattice) 0.000000000 0.000000000 0.000000000 Subroutine IBZKPT returns following result: =========================================== Found 8 irreducible k-points: Following reciprocal coordinates: Coordinates Weight 0.000000 0.000000 0.000000 1.000000 0.500000 0.000000 0.000000 1.000000 0.000000 0.500000 0.000000 1.000000 0.000000 0.000000 0.500000 1.000000 0.500000 0.500000 0.000000 1.000000 0.000000 0.500000 0.500000 1.000000 0.500000 0.000000 0.500000 1.000000 0.500000 0.500000 0.500000 1.000000 Following cartesian coordinates: Coordinates Weight 0.000000 0.000000 0.000000 1.000000 0.050000 0.000000 0.000000 1.000000 0.000000 0.050000 0.000000 1.000000 0.000000 0.000000 0.050000 1.000000 0.050000 0.050000 0.000000 1.000000 0.000000 0.050000 0.050000 1.000000 0.050000 0.000000 0.050000 1.000000 0.050000 0.050000 0.050000 1.000000 -------------------------------------------------------------------------------------------------------- Dimension of arrays: k-points NKPTS = 8 k-points in BZ NKDIM = 8 number of bands NBANDS= 36 number of dos NEDOS = 301 number of ions NIONS = 20 non local maximal LDIM = 4 non local SUM 2l+1 LMDIM = 8 total plane-waves NPLWV = 125000 max r-space proj IRMAX = 2395 max aug-charges IRDMAX= 4378 dimension x,y,z NGX = 50 NGY = 50 NGZ = 50 dimension x,y,z NGXF= 100 NGYF= 100 NGZF= 100 support grid NGXF= 100 NGYF= 100 NGZF= 100 ions per type = 1 3 12 3 1 NGX,Y,Z is equivalent to a cutoff of 8.31, 8.31, 8.31 a.u. NGXF,Y,Z is equivalent to a cutoff of 16.62, 16.62, 16.62 a.u. SYSTEM = No title POSCAR = No title Startparameter for this run: NWRITE = 1 write-flag & timer PREC = normal normal or accurate (medium, high low for compatibility) ISTART = 0 job : 0-new 1-cont 2-samecut ICHARG = 2 charge: 1-file 2-atom 10-const ISPIN = 1 spin polarized calculation? LNONCOLLINEAR = F non collinear calculations LSORBIT = F spin-orbit coupling INIWAV = 1 electr: 0-lowe 1-rand 2-diag LASPH = F aspherical Exc in radial PAW Electronic Relaxation 1 ENCUT = 400.0 eV 29.40 Ry 5.42 a.u. 16.31 16.31 16.31*2*pi/ulx,y,z ENINI = 400.0 initial cutoff ENAUG = 644.9 eV augmentation charge cutoff NELM = 200; NELMIN= 2; NELMDL= -5 # of ELM steps EDIFF = 0.1E-04 stopping-criterion for ELM LREAL = T real-space projection NLSPLINE = F spline interpolate recip. space projectors LCOMPAT= F compatible to vasp.4.4 GGA_COMPAT = T GGA compatible to vasp.4.4-vasp.4.6 LMAXPAW = -100 max onsite density LMAXMIX = 2 max onsite mixed and CHGCAR VOSKOWN= 1 Vosko Wilk Nusair interpolation ROPT = -0.00050 -0.00050 -0.00050 -0.00050 ROPT = -0.00050 Ionic relaxation EDIFFG = -.2E-01 stopping-criterion for IOM NSW = 0 number of steps for IOM NBLOCK = 1; KBLOCK = 1 inner block; outer block IBRION = -1 ionic relax: 0-MD 1-quasi-New 2-CG NFREE = 0 steps in history (QN), initial steepest desc. (CG) ISIF = 2 stress and relaxation IWAVPR = 10 prediction: 0-non 1-charg 2-wave 3-comb ISYM = 2 0-nonsym 1-usesym 2-fastsym LCORR = T Harris-Foulkes like correction to forces POTIM = 0.5000 time-step for ionic-motion TEIN = 0.0 initial temperature TEBEG = 0.0; TEEND = 0.0 temperature during run SMASS = -3.00 Nose mass-parameter (am) estimated Nose-frequenzy (Omega) = 0.10E-29 period in steps = 0.13E+47 mass= -0.229E-26a.u. SCALEE = 1.0000 scale energy and forces NPACO = 256; APACO = 16.0 distance and # of slots for P.C. PSTRESS= 0.0 pullay stress Mass of Ions in am POMASS = 28.09 16.00 1.00 12.01 14.00 Ionic Valenz ZVAL = 4.00 6.00 1.00 4.00 5.00 Atomic Wigner-Seitz radii RWIGS = 1.11 0.73 0.32 0.77 0.75 virtual crystal weights VCA = 1.00 1.00 1.00 1.00 1.00 NELECT = 51.0000 total number of electrons NUPDOWN= -1.0000 fix difference up-down DOS related values: EMIN = 10.00; EMAX =-10.00 energy-range for DOS EFERMI = 0.00 ISMEAR = 1; SIGMA = 0.20 broadening in eV -4-tet -1-fermi 0-gaus Electronic relaxation 2 (details) IALGO = 38 algorithm LDIAG = T sub-space diagonalisation (order eigenvalues) LSUBROT= F optimize rotation matrix (better conditioning) TURBO = 0 0=normal 1=particle mesh IRESTART = 0 0=no restart 2=restart with 2 vectors NREBOOT = 0 no. of reboots NMIN = 0 reboot dimension EREF = 0.00 reference energy to select bands IMIX = 4 mixing-type and parameters AMIX = 0.40; BMIX = 1.00 AMIX_MAG = 1.60; BMIX_MAG = 1.00 AMIN = 0.10 WC = 100.; INIMIX= 1; MIXPRE= 1; MAXMIX= -45 Intra band minimization: WEIMIN = 0.0000 energy-eigenvalue tresh-hold EBREAK = 0.69E-07 absolut break condition DEPER = 0.30 relativ break condition TIME = 0.40 timestep for ELM volume/ion in A,a.u. = 50.00 337.42 Fermi-wavevector in a.u.,A,eV,Ry = 0.607107 1.147265 5.014812 0.368578 Thomas-Fermi vector in A = 1.661446 Write flags LWAVE = F write WAVECAR LDOWNSAMPLE = F k-point downsampling of WAVECAR LCHARG = F write CHGCAR LVTOT = F write LOCPOT, total local potential LVHAR = F write LOCPOT, Hartree potential only LELF = F write electronic localiz. function (ELF) LORBIT = 0 0 simple, 1 ext, 2 COOP (PROOUT), +10 PAW based schemes Dipole corrections LMONO = F monopole corrections only (constant potential shift) LDIPOL = F correct potential (dipole corrections) IDIPOL = 0 1-x, 2-y, 3-z, 4-all directions EPSILON= 1.0000000 bulk dielectric constant Exchange correlation treatment: GGA = -- GGA type LEXCH = 8 internal setting for exchange type VOSKOWN= 1 Vosko Wilk Nusair interpolation LHFCALC = F Hartree Fock is set to LHFONE = F Hartree Fock one center treatment AEXX = 0.0000 exact exchange contribution Linear response parameters LEPSILON= F determine dielectric tensor LRPA = F only Hartree local field effects (RPA) LNABLA = F use nabla operator in PAW spheres LVEL = F velocity operator in full k-point grid LINTERFAST= F fast interpolation KINTER = 0 interpolate to denser k-point grid CSHIFT =0.1000 complex shift for real part using Kramers Kronig OMEGAMAX= -1.0 maximum frequency DEG_THRESHOLD= 0.2000000E-02 threshold for treating states as degnerate RTIME = -0.100 relaxation time in fs (WPLASMAI= 0.000 imaginary part of plasma frequency in eV, 0.658/RTIME) DFIELD = 0.0000000 0.0000000 0.0000000 field for delta impulse in time Orbital magnetization related: ORBITALMAG= F switch on orbital magnetization LCHIMAG = F perturbation theory with respect to B field DQ = 0.001000 dq finite difference perturbation B field LLRAUG = F two centre corrections for induced B field -------------------------------------------------------------------------------------------------------- Static calculation charge density and potential will be updated during run non-spin polarized calculation Variant of blocked Davidson Davidson routine will perform the subspace rotation perform sub-space diagonalisation after iterative eigenvector-optimisation modified Broyden-mixing scheme, WC = 100.0 initial mixing is a Kerker type mixing with AMIX = 0.4000 and BMIX = 1.0000 Hartree-type preconditioning will be used using additional bands 10 real space projection scheme for non local part use partial core corrections calculate Harris-corrections to forces (improved forces if not selfconsistent) use gradient corrections use of overlap-Matrix (Vanderbilt PP) Methfessel and Paxton Order N= 1 SIGMA = 0.20 -------------------------------------------------------------------------------------------------------- energy-cutoff : 400.00 volume of cell : 1000.00 direct lattice vectors reciprocal lattice vectors 10.000000000 0.000000000 0.000000000 0.100000000 0.000000000 0.000000000 0.000000000 10.000000000 0.000000000 0.000000000 0.100000000 0.000000000 0.000000000 0.000000000 10.000000000 0.000000000 0.000000000 0.100000000 length of vectors 10.000000000 10.000000000 10.000000000 0.100000000 0.100000000 0.100000000 k-points in units of 2pi/SCALE and weight: Automatic mesh 0.00000000 0.00000000 0.00000000 0.125 0.05000000 0.00000000 0.00000000 0.125 0.00000000 0.05000000 0.00000000 0.125 0.00000000 0.00000000 0.05000000 0.125 0.05000000 0.05000000 0.00000000 0.125 0.00000000 0.05000000 0.05000000 0.125 0.05000000 0.00000000 0.05000000 0.125 0.05000000 0.05000000 0.05000000 0.125 k-points in reciprocal lattice and weights: Automatic mesh 0.00000000 0.00000000 0.00000000 0.125 0.50000000 0.00000000 0.00000000 0.125 0.00000000 0.50000000 0.00000000 0.125 0.00000000 0.00000000 0.50000000 0.125 0.50000000 0.50000000 0.00000000 0.125 0.00000000 0.50000000 0.50000000 0.125 0.50000000 0.00000000 0.50000000 0.125 0.50000000 0.50000000 0.50000000 0.125 position of ions in fractional coordinates (direct lattice) 0.57954628 0.58695745 0.46447399 0.62288953 0.60393593 0.30541650 0.66496833 0.72383868 0.53215919 0.42910023 0.64182529 0.50967100 0.70066671 0.52137284 0.55069644 0.57229147 0.61466329 0.10597876 0.43690372 0.57054550 0.21439395 0.56301961 0.45062648 0.17451836 0.78518204 0.88517070 0.50620345 0.78303143 0.77004541 0.36808983 0.87211618 0.73058917 0.51871856 0.45299979 0.82248004 0.61483118 0.29003777 0.78734823 0.54861239 0.42257176 0.84096864 0.44078098 0.47357214 0.38015713 0.55072229 0.59827595 0.34165760 0.44809738 0.54464585 0.55718812 0.19563440 0.78301957 0.77935786 0.47736965 0.39810029 0.77943749 0.52930073 0.52936053 0.41248308 0.47242960 position of ions in cartesian coordinates (Angst): 5.79546280 5.86957450 4.64473990 6.22889530 6.03935930 3.05416500 6.64968330 7.23838680 5.32159190 4.29100230 6.41825290 5.09671000 7.00666710 5.21372840 5.50696440 5.72291470 6.14663290 1.05978760 4.36903720 5.70545500 2.14393950 5.63019610 4.50626480 1.74518360 7.85182040 8.85170700 5.06203450 7.83031430 7.70045410 3.68089830 8.72116180 7.30589170 5.18718560 4.52999790 8.22480040 6.14831180 2.90037770 7.87348230 5.48612390 4.22571760 8.40968640 4.40780980 4.73572140 3.80157130 5.50722290 5.98275950 3.41657600 4.48097380 5.44645850 5.57188120 1.95634400 7.83019570 7.79357860 4.77369650 3.98100290 7.79437490 5.29300730 5.29360530 4.12483080 4.72429600 -------------------------------------------------------------------------------------------------------- k-point 1 : 0.0000 0.0000 0.0000 plane waves: 18037 k-point 2 : 0.5000 0.0000 0.0000 plane waves: 18184 k-point 3 : 0.0000 0.5000 0.0000 plane waves: 18184 k-point 4 : 0.0000 0.0000 0.5000 plane waves: 18184 k-point 5 : 0.5000 0.5000 0.0000 plane waves: 18176 k-point 6 : 0.0000 0.5000 0.5000 plane waves: 18176 k-point 7 : 0.5000 0.0000 0.5000 plane waves: 18176 k-point 8 : 0.5000 0.5000 0.5000 plane waves: 18048 maximum and minimum number of plane-waves per node : 18184 18037 maximum number of plane-waves: 18184 maximum index in each direction: IXMAX= 16 IYMAX= 16 IZMAX= 16 IXMIN= -16 IYMIN= -16 IZMIN= -16 The following grids will avoid any aliasing or wrap around errors in the Hartre e energy - symmetry arguments have not been applied - exchange correlation energies might require even more grid points - we recommend to set PREC=Normal or Accurate and rely on VASP defaults WARNING: aliasing errors must be expected set NGX to 70 to avoid them WARNING: aliasing errors must be expected set NGY to 70 to avoid them WARNING: aliasing errors must be expected set NGZ to 70 to avoid them serial 3D FFT for wavefunctions parallel 3D FFT for charge: minimum data exchange during FFTs selected (reduces bandwidth) total amount of memory used by VASP MPI-rank0 105043. kBytes ======================================================================= base : 30000. kBytes nonlr-proj: 2093. kBytes fftplans : 12087. kBytes grid : 32675. kBytes one-center: 61. kBytes wavefun : 28127. kBytes Broyden mixing: mesh for mixing (old mesh) NGX = 33 NGY = 33 NGZ = 33 (NGX =100 NGY =100 NGZ =100) gives a total of 35937 points initial charge density was supplied: charge density of overlapping atoms calculated number of electron 51.0000000 magnetization keeping initial charge density in first step -------------------------------------------------------------------------------------------------------- Maximum index for non-local projection operator 2293 Maximum index for augmentation-charges 1350 (set IRDMAX) -------------------------------------------------------------------------------------------------------- First call to EWALD: gamma= 0.177 Maximum number of real-space cells 3x 3x 3 Maximum number of reciprocal cells 3x 3x 3 ----------------------------------------- Iteration 1( 1) --------------------------------------- eigenvalue-minimisations : 657 total energy-change (2. order) : 0.3832114E+03 (-0.1501107E+04) number of electron 51.0000000 magnetization augmentation part 51.0000000 magnetization Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3351.99194817 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 161.25870921 PAW double counting = 1683.87943027 -1674.68789537 entropy T*S EENTRO = 0.00140824 eigenvalues EBANDS = -319.65980725 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = 383.21143272 eV energy without entropy = 383.21002448 energy(sigma->0) = 383.21096331 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 2) --------------------------------------- eigenvalue-minimisations : 927 total energy-change (2. order) :-0.3971280E+03 (-0.3829905E+03) number of electron 51.0000000 magnetization augmentation part 51.0000000 magnetization Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3351.99194817 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 161.25870921 PAW double counting = 1683.87943027 -1674.68789537 entropy T*S EENTRO = -0.01766353 eigenvalues EBANDS = -716.76877206 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -13.91660386 eV energy without entropy = -13.89894032 energy(sigma->0) = -13.91071601 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 3) --------------------------------------- eigenvalue-minimisations : 720 total energy-change (2. order) :-0.9797130E+02 (-0.9754281E+02) number of electron 51.0000000 magnetization augmentation part 51.0000000 magnetization Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3351.99194817 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 161.25870921 PAW double counting = 1683.87943027 -1674.68789537 entropy T*S EENTRO = -0.04678739 eigenvalues EBANDS = -814.71094349 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -111.88789914 eV energy without entropy = -111.84111175 energy(sigma->0) = -111.87230334 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 4) --------------------------------------- eigenvalue-minimisations : 783 total energy-change (2. order) :-0.4302898E+01 (-0.4287823E+01) number of electron 51.0000000 magnetization augmentation part 51.0000000 magnetization Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3351.99194817 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 161.25870921 PAW double counting = 1683.87943027 -1674.68789537 entropy T*S EENTRO = -0.05637520 eigenvalues EBANDS = -819.00425405 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -116.19079752 eV energy without entropy = -116.13442232 energy(sigma->0) = -116.17200579 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 5) --------------------------------------- eigenvalue-minimisations : 801 total energy-change (2. order) :-0.6103492E-01 (-0.6096888E-01) number of electron 51.0000042 magnetization augmentation part 2.9963179 magnetization Broyden mixing: rms(total) = 0.19818E+01 rms(broyden)= 0.19797E+01 rms(prec ) = 0.25604E+01 weight for this iteration 100.00 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3351.99194817 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 161.25870921 PAW double counting = 1683.87943027 -1674.68789537 entropy T*S EENTRO = -0.05641793 eigenvalues EBANDS = -819.06524625 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -116.25183244 eV energy without entropy = -116.19541451 energy(sigma->0) = -116.23302646 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 6) --------------------------------------- eigenvalue-minimisations : 783 total energy-change (2. order) : 0.9062859E+01 (-0.2879503E+01) number of electron 51.0000039 magnetization augmentation part 2.5791752 magnetization Broyden mixing: rms(total) = 0.10083E+01 rms(broyden)= 0.10080E+01 rms(prec ) = 0.12143E+01 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.2148 1.2148 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3462.37053497 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 167.32121993 PAW double counting = 2631.87433035 -2623.98921275 entropy T*S EENTRO = -0.05641775 eigenvalues EBANDS = -704.37989449 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -107.18897388 eV energy without entropy = -107.13255613 energy(sigma->0) = -107.17016796 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 7) --------------------------------------- eigenvalue-minimisations : 747 total energy-change (2. order) : 0.1391218E+01 (-0.3362774E+00) number of electron 51.0000042 magnetization augmentation part 2.5263274 magnetization Broyden mixing: rms(total) = 0.50314E+00 rms(broyden)= 0.50291E+00 rms(prec ) = 0.62411E+00 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.3659 1.0318 1.7000 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3504.69172947 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 169.73329888 PAW double counting = 3570.67673013 -3562.97739887 entropy T*S EENTRO = -0.05641398 eigenvalues EBANDS = -662.89377811 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.79775561 eV energy without entropy = -105.74134163 energy(sigma->0) = -105.77895095 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 8) --------------------------------------- eigenvalue-minimisations : 828 total energy-change (2. order) : 0.4512561E+00 (-0.1602345E+00) number of electron 51.0000038 magnetization augmentation part 2.5510956 magnetization Broyden mixing: rms(total) = 0.22475E+00 rms(broyden)= 0.22455E+00 rms(prec ) = 0.31733E+00 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.3114 2.1047 1.1306 0.6988 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3529.54012093 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 171.22162657 PAW double counting = 4179.03474218 -4171.35350639 entropy T*S EENTRO = -0.05641485 eigenvalues EBANDS = -639.06436190 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.34649952 eV energy without entropy = -105.29008467 energy(sigma->0) = -105.32769457 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 9) --------------------------------------- eigenvalue-minimisations : 747 total energy-change (2. order) : 0.1518231E+00 (-0.4015285E-01) number of electron 51.0000039 magnetization augmentation part 2.5356525 magnetization Broyden mixing: rms(total) = 0.77805E-01 rms(broyden)= 0.77674E-01 rms(prec ) = 0.13841E+00 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.3744 2.2815 1.5362 0.9973 0.6828 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3544.93112023 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.01748233 PAW double counting = 4436.08114587 -4428.43647212 entropy T*S EENTRO = -0.05641166 eigenvalues EBANDS = -624.28083646 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.19467647 eV energy without entropy = -105.13826481 energy(sigma->0) = -105.17587258 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 10) --------------------------------------- eigenvalue-minimisations : 783 total energy-change (2. order) : 0.2939796E-01 (-0.1164204E-01) number of electron 51.0000040 magnetization augmentation part 2.5216601 magnetization Broyden mixing: rms(total) = 0.55318E-01 rms(broyden)= 0.55252E-01 rms(prec ) = 0.96569E-01 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.2684 2.0956 1.8306 0.7688 0.7688 0.8785 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3554.88408466 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.37643209 PAW double counting = 4480.60774468 -4472.95451267 entropy T*S EENTRO = -0.05641022 eigenvalues EBANDS = -614.66598354 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.16527851 eV energy without entropy = -105.10886829 energy(sigma->0) = -105.14647510 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 11) --------------------------------------- eigenvalue-minimisations : 738 total energy-change (2. order) : 0.4117735E-02 (-0.2927406E-02) number of electron 51.0000039 magnetization augmentation part 2.5271487 magnetization Broyden mixing: rms(total) = 0.25530E-01 rms(broyden)= 0.25492E-01 rms(prec ) = 0.66328E-01 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.3633 2.2060 2.2060 0.7546 0.9734 1.0198 1.0198 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3557.09372770 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.37922978 PAW double counting = 4448.52083912 -4440.84289276 entropy T*S EENTRO = -0.05641117 eigenvalues EBANDS = -612.47973385 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.16116077 eV energy without entropy = -105.10474960 energy(sigma->0) = -105.14235705 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 12) --------------------------------------- eigenvalue-minimisations : 612 total energy-change (2. order) : 0.1937353E-02 (-0.1639146E-02) number of electron 51.0000040 magnetization augmentation part 2.5269698 magnetization Broyden mixing: rms(total) = 0.13561E-01 rms(broyden)= 0.13543E-01 rms(prec ) = 0.37278E-01 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.4599 2.6850 2.6850 1.3462 0.9868 0.7601 0.8780 0.8780 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3563.89757628 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.50154285 PAW double counting = 4415.34935822 -4407.65636073 entropy T*S EENTRO = -0.05641091 eigenvalues EBANDS = -605.81131236 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.15922342 eV energy without entropy = -105.10281251 energy(sigma->0) = -105.14041978 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 13) --------------------------------------- eigenvalue-minimisations : 639 total energy-change (2. order) :-0.1201554E-02 (-0.5756388E-03) number of electron 51.0000039 magnetization augmentation part 2.5266917 magnetization Broyden mixing: rms(total) = 0.15283E-01 rms(broyden)= 0.15277E-01 rms(prec ) = 0.27018E-01 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.5833 3.5716 2.4268 1.5321 1.5321 0.7940 0.9524 0.9287 0.9287 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3567.89227323 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.56165393 PAW double counting = 4396.56969915 -4388.87189793 entropy T*S EENTRO = -0.05641162 eigenvalues EBANDS = -601.88273107 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.16042497 eV energy without entropy = -105.10401335 energy(sigma->0) = -105.14162110 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 14) --------------------------------------- eigenvalue-minimisations : 621 total energy-change (2. order) :-0.7668179E-02 (-0.5607290E-03) number of electron 51.0000039 magnetization augmentation part 2.5225824 magnetization Broyden mixing: rms(total) = 0.80596E-02 rms(broyden)= 0.80453E-02 rms(prec ) = 0.14356E-01 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.6501 4.3463 2.4117 2.1944 1.3543 0.7747 1.0002 1.0002 0.8844 0.8844 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3570.44591241 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.59758172 PAW double counting = 4401.23617318 -4393.54254186 entropy T*S EENTRO = -0.05641145 eigenvalues EBANDS = -599.36851812 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.16809315 eV energy without entropy = -105.11168170 energy(sigma->0) = -105.14928933 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 15) --------------------------------------- eigenvalue-minimisations : 657 total energy-change (2. order) :-0.4552060E-02 (-0.1180759E-03) number of electron 51.0000039 magnetization augmentation part 2.5238529 magnetization Broyden mixing: rms(total) = 0.43368E-02 rms(broyden)= 0.43342E-02 rms(prec ) = 0.84086E-02 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.6569 4.8330 2.4186 2.4186 1.2551 1.1052 1.1052 0.9065 0.9065 0.8100 0.8100 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3570.63163639 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.57944823 PAW double counting = 4403.34259323 -4395.64478581 entropy T*S EENTRO = -0.05641139 eigenvalues EBANDS = -599.17338888 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.17264521 eV energy without entropy = -105.11623383 energy(sigma->0) = -105.15384142 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 16) --------------------------------------- eigenvalue-minimisations : 666 total energy-change (2. order) :-0.3120788E-02 (-0.6973447E-04) number of electron 51.0000039 magnetization augmentation part 2.5247591 magnetization Broyden mixing: rms(total) = 0.34094E-02 rms(broyden)= 0.34064E-02 rms(prec ) = 0.60774E-02 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.8106 5.9332 2.9615 2.2803 1.7585 1.1352 1.1352 0.7845 0.8971 0.8971 1.1566 0.9774 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3570.87267140 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.57510895 PAW double counting = 4406.24558131 -4398.54677038 entropy T*S EENTRO = -0.05641124 eigenvalues EBANDS = -598.93213904 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.17576600 eV energy without entropy = -105.11935476 energy(sigma->0) = -105.15696225 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 17) --------------------------------------- eigenvalue-minimisations : 657 total energy-change (2. order) :-0.3155809E-02 (-0.5838677E-04) number of electron 51.0000039 magnetization augmentation part 2.5238876 magnetization Broyden mixing: rms(total) = 0.20578E-02 rms(broyden)= 0.20559E-02 rms(prec ) = 0.30769E-02 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.8102 6.3235 3.1729 2.3724 1.8867 1.1751 1.1751 1.0267 1.0267 1.0489 0.7792 0.8678 0.8678 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3570.95005240 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.57001482 PAW double counting = 4408.15042324 -4400.45295772 entropy T*S EENTRO = -0.05641102 eigenvalues EBANDS = -598.85147452 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.17892181 eV energy without entropy = -105.12251079 energy(sigma->0) = -105.16011813 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 18) --------------------------------------- eigenvalue-minimisations : 711 total energy-change (2. order) :-0.7871577E-03 (-0.8362380E-05) number of electron 51.0000039 magnetization augmentation part 2.5239260 magnetization Broyden mixing: rms(total) = 0.13776E-02 rms(broyden)= 0.13774E-02 rms(prec ) = 0.19957E-02 weight for this iteration 100.00 eigenvalues of (default mixing * dielectric matrix) average eigenvalue GAMMA= 1.8767 6.9560 3.5583 2.2733 2.2733 1.3464 1.3464 1.0685 1.0685 1.0631 0.8899 0.8899 0.7868 0.8765 Free energy of the ion-electron system (eV) --------------------------------------------------- alpha Z PSCENC = 9.70459894 Ewald energy TEWEN = 1619.25133652 -Hartree energ DENC = -3570.97293664 -exchange EXHF = 0.00000000 -V(xc)+E(xc) XCENC = 172.56981793 PAW double counting = 4408.55865805 -4400.86087422 entropy T*S EENTRO = -0.05641086 eigenvalues EBANDS = -598.82949904 atomic energy EATOM = 2255.45560034 Solvation Ediel_sol = 0.00000000 --------------------------------------------------- free energy TOTEN = -105.17970897 eV energy without entropy = -105.12329811 energy(sigma->0) = -105.16090535 -------------------------------------------------------------------------------------------------------- ----------------------------------------- Iteration 1( 19) ---------------------------------------