[CPMD-list] Help with molecular crystals -- atoms are too close

okan.esenturk at nist.gov okan.esenturk at nist.gov
Mon Oct 2 17:10:52 CEST 2006


Hi all,
I am new on using CPMD. 
I am trying to run the following input file..

------input starts
&INFO
 xxx
&END

&CPMD
  VIBRATIONAL ANALYSIS FD GAUSS SAMPLE
   2

  PRINT LSCAL ON
  
  CENTER MOLECULE OFF
  STRUCTURE BONDS ANGLES
&END

&DFT
  FUNCTIONAL BLYP
  GC-CUTOFF
   1.0d-6
&END
&SYSTEM
  POINT GROUP DELTA=1.0E-6	
   AUTO
  ANGSTROM
  SYMMETRY
   ORTHORHOMBIC
  CELL ABSOLUTE DEGREE 
   12.584  3.894  6.955  90.0  90.0  90.0
  CUTOFF SPHERICAL
    90.0
&END

&ATOMS
*C_MT_BLYP.psp KLEINMAN-BYLANDER
 LMAX=P
  24 
        0.701000000      0.777000000      1.075000000
        6.993000000      3.117000000      4.552000000
        5.591000000      3.117000000      4.552000000
       11.883000000      0.777000000      1.075000000
       13.285000000      0.777000000      1.075000000
       -0.701000000      0.777000000      1.075000000
        4.913000000      3.648000000      3.478000000
       11.205000000      0.246000000      0.000000000
       -1.379000000      0.246000000      0.000000000
        1.379000000      0.246000000      0.000000000
        7.671000000      3.648000000      3.478000000
       13.963000000      0.246000000      0.000000000
       -0.698000000     -0.258000000     -1.056000000
        0.698000000     -0.258000000     -1.056000000
       11.886000000     -0.258000000     -1.056000000
        5.594000000      4.152000000      2.421000000
       13.282000000     -0.258000000     -1.056000000
        6.990000000      4.152000000      2.421000000
       13.993000000      1.332000000      2.185000000
       -1.409000000      1.332000000      2.185000000
        4.883000000      2.562000000      5.663000000
        1.409000000      1.332000000      2.185000000
        7.701000000      2.562000000      5.663000000
       11.175000000      1.332000000      2.185000000
		 
*N_MT_BLYP.psp KLEINMAN-BYLANDER
 LMAX=P
6
       14.570000000      1.772000000      3.077000000
        1.986000000      1.772000000      3.077000000
        8.278000000      2.122000000      6.554000000
       -1.986000000      1.772000000      3.077000000
       10.598000000      1.772000000      3.077000000
        4.306000000      2.122000000      6.554000000
 		 
*H_MT_BLYP.psp KLEINMAN-BYLANDER
 LMAX=S
12
        8.670000000      3.547000000      3.491000000
       10.206000000      0.347000000      0.014000000
       14.962000000      0.347000000      0.014000000
        2.378000000      0.347000000      0.014000000
        3.914000000      3.547000000      3.491000000
       -2.378000000      0.347000000      0.014000000
        1.195000000     -0.639000000     -1.836000000
       -1.195000000     -0.639000000     -1.836000000
       13.779000000     -0.639000000     -1.836000000
       11.389000000     -0.639000000     -1.836000000
        5.097000000      4.533000000      1.641000000
        7.487000000      4.533000000      1.641000000 

&END
----------input ends

This input file is made from crystal data using Mercury. It has three full 
molecules. Crystal unit only has two (Z=2) but I did not want to input partial 
molecules. It is an orthorhombic unit with the given unit cell parameters. 

I have not optimized the geometry or wavefunction. I'd like to calculate the 
crystal phonon modes of the structure. Optimizing geometry will change the 
distances and symmetry, I believe.

I have also tried with standard potential comes with the CPMD but both fails 
in the same place reporting atoms are too close. I've checked the given 
coordinates (from the input file or from the output file) to make sure and all 
the atoms are in proper distances from each other. 

Would anybody know why I would receive such an error and the why it is 
not properly running.  output file is given below.

Thanks you very much.
Okan Esenturk

info: running on multi processor MPI-LAM system. Compiled for 64 bit 
opteron and xeon systems. Using version CPMD 3.11.1.


--------- output file


VERSION 3.11.1
PERFORM A VIBRATIONAL ANALYSIS BY FINITE DIFFERENCES

 PATH TO THE RESTART FILES:                                    ./
 GRAM-SCHMIDT ORTHOGONALIZATION
 MAXIMUM NUMBER OF STEPS:                             10000 STEPS
 STEP SIZE FOR FINITE DIFFERENCES (BOHR):  1.0000E-02
 PRINT INTERMEDIATE RESULTS EVERY                     10001 STEPS
 STORE INTERMEDIATE RESULTS EVERY                     10001 STEPS
 NUMBER OF DISTINCT RESTART FILES:                              1
 TEMPERATURE IS CALCULATED ASSUMING EXTENDED BULK 
BEHAVIOR 
 FICTITIOUS ELECTRON MASS:                               400.0000
 TIME STEP FOR ELECTRONS:                                  5.0000
 TIME STEP FOR IONS:                                       5.0000
 ALL VIBRATIONAL FREQUENCIES AND EIGENVECTORS ARE
  SAVED IN GAUSSIAN-STYLE FORMATTED FILES
 CONVERGENCE CRITERIA FOR WAVEFUNCTION OPTIMIZATION:   
1.0000E-07
 CONVERGENCE CRITERIA FOR WAVEFUNCTION RELATIVE TO 
 GRADIENT ON IONS:                                     2.0000E-02
 CONVERGENCE CRITERIA FOR RELAVTIVE WAVEFUNCTION 
 ENERGY CHANGE:                                        5.0000E-02
 WAVEFUNCTION OPTIMIZATION BY PRECONDITIONED DIIS
 THRESHOLD FOR THE WF-HESSIAN IS                           0.5000
 MAXIMUM NUMBER OF VECTORS RETAINED FOR DIIS:                   5
 STEPS UNTIL DIIS RESET ON POOR PROGRESS:                      30
 FULL ELECTRONIC GRADIENT IS USED 
 SPLINE INTERPOLATION IN G-SPACE FOR PSEUDOPOTENTIAL 
FUNCTIONS
    NUMBER OF SPLINE POINTS:                                 5000

 EXCHANGE CORRELATION FUNCTIONALS 
    LDA EXCHANGE:                        SLATER (ALPHA = 0.66667)
    LDA CORRELATION:                             LEE, YANG & PARR
       [C.L. LEE, W. YANG, AND R.G. PARR, PRB 37 785 (1988)]
    GRADIENT CORRECTED FUNCTIONAL
    DENSITY THRESHOLD:                                1.00000E-06
    EXCHANGE ENERGY
       [A.D. BECKE, PHYS. REV. A 38, 3098 (1988)]
       PARAMETER BETA:                                   0.004200
    CORRELATION ENERGY
       [LYP: C.L. LEE ET AL. PHYS. REV. B 37, 785 (1988)]

 ***     DETSP| SIZE OF THE PROGRAM IS    2684/  78296 kBYTES ***

 AUTOMATIC DETERMINATION OF THE POINT GROUP:

 THE CRYSTAL SYSTEM IS ORTHORHOMBIC WITH  2 OPERATIONS:
    1           -2[ 1 0 0]
 THE SPACE GROUP OF THE CRYSTAL IS SYMMORPHIC
 THE POINT GROUP OF THE CRYSTAL IS  m(c1h)             [INDEX= 4]
 NUMBER OF PRIMITIVE CELLS:                                     2

 TRANSLATION VECTORS:
 TVEC(  1): [ 0.000,  0.000,  0.000]
 TVEC(  2): [ 0.000,  0.000,  0.000]

 SYMMETRY UNIQUE (INEQUIVALENT) ATOMS:                         28
 INDEXES:   1   2   5   6   7   8   9  12  13  15
                 16  17  19  21  22  24  25  26  27  29  31
                 32  34  36  37  39  40  41
 REQUIRED PRECISION FOR SYMMETRY:                        1.00E-06

 MULTTB| SUPERCELL ATOMS FORM NO BASIS FOR THIS POINT 
GROUP
 NUMBER OF IRREDUCIBLE REPRESENTATIONS:                         2
 DIMENSION OF IR:                                            1  1

 ***************************** ATOMS ****************************
   NR   TYPE        X(bohr)        Y(bohr)        Z(bohr)     MBL
    1      C       1.324698       1.468317       2.031455       3
    2      C      13.214854       5.890276       8.602033       3
    3      C      10.565458       5.890276       8.602033       3
    4      C      22.455614       1.468317       2.031455       3
    5      C      25.105010       1.468317       2.031455       3
    6      C      -1.324698       1.468317       2.031455       3
    7      C       9.284224       6.893720       6.572467       3
    8      C      21.174380       0.464873       0.000000       3
    9      C      -2.605932       0.464873       0.000000       3
   10      C       2.605932       0.464873       0.000000       3
   11      C      14.496088       6.893720       6.572467       3
   12      C      26.386244       0.464873       0.000000       3
   13      C      -1.319029      -0.487549      -1.995551       3
   14      C       1.319029      -0.487549      -1.995551       3
   15      C      22.461283      -0.487549      -1.995551       3
   16      C      10.571127       7.846142       4.575027       3
   17      C      25.099341      -0.487549      -1.995551       3
   18      C      13.209185       7.846142       4.575027       3
   19      C      26.442936       2.517115       4.129051       3
   20      C      -2.662624       2.517115       4.129051       3
   21      C       9.227532       4.841478      10.701518       3
   22      C       2.662624       2.517115       4.129051       3
   23      C      14.552780       4.841478      10.701518       3
   24      C      21.117688       2.517115       4.129051       3
   25      N      27.533308       3.348594       5.814687       3
   26      N       3.752996       3.348594       5.814687       3
   27      N      15.643152       4.009999      12.385264       3
   28      N      -3.752996       3.348594       5.814687       3
   29      N      20.027316       3.348594       5.814687       3
   30      N       8.137160       4.009999      12.385264       3
   31      H      16.383924       6.702858       6.597033       3
   32      H      19.286543       0.655735       0.026456       3
   33      H      28.274080       0.655735       0.026456       3
   34      H       4.493768       0.655735       0.026456       3
   35      H       7.396388       6.702858       6.597033       3
   36      H      -4.493768       0.655735       0.026456       3
   37      H       2.258223      -1.207535      -3.469537       3
   38      H      -2.258223      -1.207535      -3.469537       3
   39      H      26.038534      -1.207535      -3.469537       3
   40      H      21.522089      -1.207535      -3.469537       3
   41      H       9.631933       8.566MPI_Recv: process in local group is dead 
(rank 3, comm 3)
MPI_Recv: process in local group is dead (rank 5, comm 3)
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (3, MPI_COMM_WORLD): Call stack within LAM:
Rank (3, MPI_COMM_WORLD):  - MPI_Recv()
Rank (3, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (3, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (3, MPI_COMM_WORLD):  - main()
128       3.101040       3
   42      H      14.148378       8.566128       3.101040       3
 ****************************************************************
 ATOM TYPE=            1  NUM=            1    1.324697917993825      
    1.468317093125823         2.031455437722343     
 ATOM TYPE=            1  NUM=            5    25.10500975827100      
    1.468317093125823         2.031455437722343     


 PROGRAM STOPS IN SUBROUTINE  SETSYS| ATOMS ARE VERY 
CLOSE [PROC=   0]
MPI_Recv: process in local group is dead (rank 6, comm 3)
Rank (10, MPI_COMM_WORLD): Call stack within LAM:
Rank (10, MPI_COMM_WORLD):  - MPI_Recv()
Rank (10, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (10, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (10, MPI_COMM_WORLD):  - main()
Rank (6, MPI_COMM_WORLD): Call stack within LAM:
Rank (6, MPI_COMM_WORLD):  - MPI_Recv()
Rank (6, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (6, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (6, MPI_COMM_WORLD):  - main()
MPI_Recv: process in local group is dead (rank 7, comm 3)
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (5, MPI_COMM_WORLD): Call stack within LAM:
Rank (5, MPI_COMM_WORLD):  - MPI_Recv()
Rank (5, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (5, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (5, MPI_COMM_WORLD):  - main()
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (9, MPI_COMM_WORLD): Call stack within LAM:
Rank (9, MPI_COMM_WORLD):  - MPI_Recv()
Rank (9, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (9, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (9, MPI_COMM_WORLD):  - main()
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (7, MPI_COMM_WORLD): Call stack within LAM:
Rank (7, MPI_COMM_WORLD):  - MPI_Recv()
Rank (7, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (7, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (7, MPI_COMM_WORLD):  - main()
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (11, MPI_COMM_WORLD): Call stack within LAM:
Rank (11, MPI_COMM_WORLD):  - MPI_Recv()
Rank (11, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (11, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (11, MPI_COMM_WORLD):  - main()
Rank (14, MPI_COMM_WORLD): Call stack within LAM:
Rank (14, MPI_COMM_WORLD):  - MPI_Recv()
Rank (14, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (14, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (14, MPI_COMM_WORLD):  - main()
Rank (12, MPI_COMM_WORLD): Call stack within LAM:
Rank (12, MPI_COMM_WORLD):  - MPI_Recv()
Rank (12, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (12, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (12, MPI_COMM_WORLD):  - main()
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (15, MPI_COMM_WORLD): Call stack within LAM:
Rank (15, MPI_COMM_WORLD):  - MPI_Recv()
Rank (15, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (15, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (15, MPI_COMM_WORLD):  - main()
MPI_Recv: process in local group is dead (rank 1, SSI:coll:smp:local comm 
for CID 0)
Rank (13, MPI_COMM_WORLD): Call stack within LAM:
Rank (13, MPI_COMM_WORLD):  - MPI_Recv()
Rank (13, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (13, MPI_COMM_WORLD):  - MPI_Bcast()
Rank (13, MPI_COMM_WORLD):  - main()





NIST, Optical Technology Division
301 975 825
okan.esenturk at nist.gov





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