[CPMD-list] population analysis mulliken

gong zhen legend_gongzhen at hotmail.com
Mon May 30 06:43:55 CEST 2005


  hi, everyone!
   I have a problem about the population analysis mulliken.
This is a test example, but the results is incredible, the "unassigned 
charge" is 14.
Do I have a mistake? What's the population analysis results mean?


 ** &CPMD                                                                   
 **
 **   MIRROR                                                                
 **
 **   RESTART WAVEFUCNTION LATEST                                           
 **
 **   PROPERTIES                                                            
 **
 **   CONVERGENCE ORBITALS                                                  
 **
 **    1.0D-3                                                               
 **
 **   ODIIS NO_RESET=200                                                    
 **
 **    10                                                                   
 **
 **   MAXSTEP                                                               
 **
 **    3000                                                                 
 **
 ** &END                                                                    
 **
 **                                                                         
 **
 **  &SYSTEM                                                                
 **
 **    ANGSTROM                                                             
 **
 **    CHARGE                                                               
 **
 **      0                                                                  
 **
 **    SYMMETRY                                                             
 **
 **      1                                                                  
 **
 **    CELL                                                                 
 **
 **       7.0 1.0 1.0 0.0 0.0 0.0                                           
 **
 **    CUTOFF                                                               
 **
 **       70.0                                                              
 **
 **  &END                                                                   
 **
 **                                                                         
 **
 **  &PROP                                                                  
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 **   PROJECT WAVEFUNCTION                                                  
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 **   POPULATION ANALYSIS MULLIKEN                                          
 **
 **  &END                                                                   
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 **                                                                         
 **
 ** &ATOMS                                                                  
 **
 ** *H_MT_HCTH.psp                                                          
 **
 **   LMAX=S                                                                
 **
 **   18                                                                    
 **
 **    0.930   1.411   0.458                                                
 **
 **    1.239   0.442  -0.663                                                
 **
 **   -1.495  -0.509   3.294                                                
 **
 **   -2.530  -1.258   2.486                                                
 **
 **    1.131  -1.671   2.079                                                
 **
 **    2.506  -1.949   1.516                                                
 **
 **    1.593  -1.773  -2.483                                                
 **
 **    0.276  -1.301  -3.050                                                
 **
 **   -1.761  -3.256   1.146                                                
 **
 **   -2.218  -3.111  -0.285                                                
 **
 **    3.063   2.422  -2.503                                                
 **
 **    3.004   3.126  -1.169                                                
 **
  **   -3.563  -1.004  -2.647                                               
  **
 **   -3.933  -0.170  -1.442                                                
 **
 **   -2.132   1.783   3.826                                                
 **
 **   -1.868   3.079   3.091                                                
 **
 **    0.878  -3.206  -0.718                                                
 **
 **    1.735  -3.545   0.479                                                
 **
 ** *O_MT_HCTH.psp                                                          
 **
 **   LMAX=P                                                                
 **
 **    9                                                                    
 **
 **      1.577   1.227  -0.226                                              
 **
 **     -1.616  -1.308   2.776                                              
 **
 **      2.063  -1.622   2.301                                              
 **
 **      0.819  -1.251  -2.261                                              
 **
 **     -2.555  -3.176   0.610                                              
 **
 **      3.111   3.295  -2.108                                              
 **
 **     -3.375  -0.163  -2.223                                              
 **
 **     -1.584   2.164   3.139                                              
 **
 **      0.880  -3.179   0.241                                              
 **
 ** *Na_MT_HCTH_SEMI.psp                                                    
 **
 **   LMAX=P                                                                
 **
 **    4                                                                    
 **
 **   -1.105   1.821  -0.987                                                
 **
 **    1.275   1.207   3.051                                                
 **
 **   -0.865  -0.893   0.042                                                
 **
 **   -3.057   0.840   1.147                                                
 **
 ** &END                                                                    
 **
 **                                                                         
 **
 ** &DFT                                                                    
 **
 **   FUNCTIONAL HCTH                                                       
 **
 ** &END                                                                    
 **
 **                                                                         
 **
 **                                                                         
 **
 **                                                                         
 **
 **                                                                         
 **
 
******************************************************************************

 
******************************************************************************

 ...

         Py      0.003  -0.002   0.008   0.011   0.002  -0.012
         S      -0.117   0.114  -0.126   0.048  -0.104   0.226

 POPULATION ANALYSIS FROM PROJECTED WAVEFUNCTIONS

       ATOM          MULLIKEN        LOWDIN       VALENCE
   1     H              0.026         0.032         1.036
   2     H             -0.005         0.006         1.033
   3     H              0.008         0.016         1.033
   4     H              0.006         0.014         1.039
   5     H              0.045         0.040         1.039
   6     H             -0.002         0.003         1.039
   7     H             -0.008         0.000         1.034
   8     H              0.002         0.013         1.039
   9     H             -0.014         0.000         1.030
  10     H              0.033         0.034         1.038
  11     H              0.043         0.030         1.038
  12     H             -0.010         0.002         1.032
  13     H              0.006         0.010         1.038
  14     H              0.021         0.020         1.043
  15     H             -0.019         0.000         1.028
  16     H             -0.045        -0.033         1.003
  17     H              0.041         0.034         1.035
  18     H              0.015         0.024         1.032
  19     O              1.091         1.059         2.480
  20     O              1.038         1.014         2.342
  21     O              1.039         1.027         2.290
  22     O              1.039         1.012         2.330
  23     O              1.112         1.074         2.568
  24     O              1.052         1.035         2.452
  25     O              1.003         0.992         2.303
  26     O              1.130         1.072         2.505
  27     O              1.062         1.045         2.464
  28    Na              1.153         1.185         0.815
  29    Na              1.039         1.037         0.737
  30    Na              1.112         1.122         0.801
  31    Na              1.048         1.141         0.822
  UNASSIGNED CHARGE    14.061        14.061

 MAYER BOND ORDERS FROM PROJECTED WAVEFUNCTIONS

           1  H    2  H    3  H    4  H    5  H    6  H    7  H    8  H
   1  H   0.000   0.009   0.001   0.000   0.000   0.000   0.000   0.000

.....

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