charged solid

Xiaoming Wang wxia... at gmail.com
Fri Feb 23 15:14:21 UTC 2018


Dear Vladimir,

Thanks for your quick reply. I changed to integer (-1). But the problem 
persists. From the output, CP2K did realize the charge set. Btw, I am using 
version 5.1.

Followings are part of the output:

 DFT| Spin restricted open Kohn-Sham calculation                            
ROKS

 DFT| Multiplicity                                                         
    2

 DFT| Number of spin states                                                
    2

 DFT| Charge                                                                
  -1

 DFT| Self-interaction correction (SIC)                                     
  NO

 DFT| Cutoffs: density                                              
1.000000E-10

 DFT|          gradient                                             
1.000000E-10

 DFT|          tau                                                  
1.000000E-10

 DFT|          cutoff_smoothing_range                               
0.000000E+00

 DFT| XC density smoothing                                                  
NONE

 DFT| XC derivatives                                                        
  PW


------

 Spin 1


 Number of electrons:                                                      
  129

 Number of occupied orbitals:                                              
  129

 Number of molecular orbitals:                                             
  129


 Spin 2


 Number of electrons:                                                      
  128

 Number of occupied orbitals:                                              
  128

 Number of molecular orbitals:                                             
  128


 Number of orbital functions:                                              
  416

 Number of independent orbital functions:                                  
  416


------

  Integrated absolute spin density  :                               
0.0000000000

  Ideal and single determinant S**2 :                    0.750000       
0.750000


 !-----------------------------------------------------------------------------!

                           Hirshfeld Charges


  #Atom  Element  Kind  Ref Charge     Population       Spin moment  Net 
charge

      1       Ne     1       8.000    4.000   4.000            0.000      
0.000

      2       Ne     1       8.000    4.000   4.000            0.000     
-0.000

      3       Ne     1       8.000    4.000   4.000            0.000     
-0.000

      4       Ne     1       8.000    4.000   4.000            0.000     
-0.000

      5       Ne     1       8.000    4.000   4.000            0.000     
-0.000

      6       Ne     1       8.000    4.000   4.000            0.000      
0.000

      7       Ne     1       8.000    4.000   4.000            0.000     
-0.000

      8       Ne     1       8.000    4.000   4.000            0.000     
-0.000

      9       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     10       Ne     1       8.000    4.000   4.000            0.000      
0.000

     11       Ne     1       8.000    4.000   4.000            0.000      
0.000

     12       Ne     1       8.000    4.000   4.000            0.000      
0.000

     13       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     14       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     15       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     16       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     17       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     18       Ne     1       8.000    4.000   4.000            0.000      
0.000

     19       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     20       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     21       Ne     1       8.000    4.000   4.000            0.000      
0.000

     22       Ne     1       8.000    4.000   4.000            0.000      
0.000

     23       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     24       Ne     1       8.000    4.000   4.000            0.000      
0.000

     25       Ne     1       8.000    4.000   4.000            0.000      
0.000

     26       Ne     1       8.000    4.000   4.000            0.000      
0.000

     27       Ne     1       8.000    4.000   4.000            0.000      
0.000

     28       Ne     1       8.000    4.000   4.000            0.000      
0.000

     29       Ne     1       8.000    4.000   4.000            0.000      
0.000

     30       Ne     1       8.000    4.000   4.000            0.000      
0.000

     31       Ne     1       8.000    4.000   4.000            0.000     
-0.000

     32       Ne     1       8.000    4.000   4.000            0.000      
0.000


  Total Charge                                                            
0.000

 !-----------------------------------------------------------------------------!





Best,
Xiaoming Wang

On Friday, February 23, 2018 at 10:07:11 AM UTC-5, Vladimir Rybkin wrote:
>
> Dear Xiaoming,
>
> the charge should be integer (-1) rather than real (-1.0). Newer versions 
> of CP2K will actually generate an error. I believe your version ignores the 
> improper input and uses the default, which is 0.
>
> Yours,
>
> Vladimir
>
> пятница, 23 февраля 2018 г., 15:52:57 UTC+1 пользователь Xiaoming Wang 
> написал:
>>
>> Hello,
>>
>> I am doing a charged calculation on solid Ne with CHARGE -1.0. However, 
>> in the output the total charge from Hirshfield analysis is 0. And the total 
>> energy is the same as that of neutral system. What's going wrong?
>>
>> My input
>>
>> &GLOBAL                                             
>>
>>   PROJECT_NAME neon 
>>
>>   RUN_TYPE ENERGY                                    
>>
>>   PRINT_LEVEL MEDIUM                                
>>
>> &END GLOBAL                                         
>>
>> &FORCE_EVAL                                         
>>
>>   METHOD QS
>>
>>   &DFT                                              
>>
>>     BASIS_SET_FILE_NAME BASIS_MOLOPT                
>>
>>     POTENTIAL_FILE_NAME GTH_POTENTIALS            
>>
>>     CHARGE -1.0
>>
>>     ROKS                                      
>>
>>     &MGRID                                          
>>
>>       CUTOFF 1000 
>>
>>     &END MGRID                                      
>>
>>     &XC                                             
>>
>>       &XC_FUNCTIONAL PBE                            
>>
>>       &END XC_FUNCTIONAL                            
>>
>>     &END XC                                         
>>
>>     &SCF                                            
>>
>>       MAX_SCF 20                                    
>>
>>       EPS_SCF 1.0e-6   
>>
>>       CHOLESKY INVERSE 
>>
>>       SCF_GUESS ATOMIC                            
>>
>>       &OT                                           
>>
>>        ROTATION                                     
>>
>>        PRECONDITIONER FULL_SINGLE_INVERSE           
>>
>>        ENERGY_GAP 0.001                             
>>
>>       &END OT                                       
>>
>>       &OUTER_SCF                                    
>>
>>        EPS_SCF 1.0e-6                               
>>
>>        MAX_SCF 50                                   
>>
>>       &END OUTER_SCF                                
>>
>>     &END SCF                                      
>>
>>   &END DFT                                          
>>
>>   &SUBSYS                                           
>>
>>    &CELL
>>
>>       ABC [angstrom] 8.924 8.924 8.924
>>
>>       ALPHA_BETA_GAMMA [deg] 90 90 90     
>>
>>       PERIODIC XYZ                        
>>
>>       SYMMETRY CUBIC               
>>
>>     &END CELL                             
>>
>>     &TOPOLOGY                             
>>
>>      COORD_FILE_FORMAT XYZ                
>>
>>      COORD_FILE_NAME input.xyz            
>>
>>     &END TOPOLOGY                         
>>
>>     &KIND Ne                               
>>
>>       ELEMENT Ne                          
>>
>>       BASIS_SET DZVP-MOLOPT-SR-GTH              
>>
>>       POTENTIAL GTH-PBE-q8 
>>
>>     &END KIND                             
>>
>>   &END SUBSYS                             
>>
>> &END FORCE_EVAL 
>>
>>
>>
>>
>> Best,
>>
>> Xiaoming Wang
>>
>
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