Sorry for continuously correcting myself... I realized that some PP on the 
website have atomic wavefunctions corresponding to atomic levels with 
occupations = 0 (see Au, for instance)... so I don't understand the logic for 
printing or not the wfcs in the PP file.

GS
Il giorno 12/nov/2010, alle ore 09.41, Gabriele Sclauzero ha scritto:

> Dear Eduardo,
> 
>    I think that the PP you are using does not include the 4p wavefunctions
> <PP_HEADER>
>    0                   Version Number
>   Ni                   Element
>    US                  Ultrasoft pseudopotential
>     T                  Nonlinear Core Correction
>  SLA  PW   PBE  PBE    PBE  Exchange-Correlation functional
>    10.00000000000      Z valence
>   -72.87827664100      Total energy
>   0.0000000  0.0000000 Suggested cutoff for wfc and rho
>     2                  Max angular momentum component
>  1203                  Number of points in mesh
>     2    6             Number of Wavefunctions, Number of Projectors
>  Wavefunctions         nl  l   occ
>                        4S  0  1.00
>                        3D  2  9.00
> </PP_HEADER>
> 
> probably because the 4p states have 0 occupation and the ld1.x code stores in 
> the PP file only atomic wavefunctions with occupation > 0. Hence the 
> projections on the 4p atomic wavefunctions cannot be computed because they 
> are not available to the code.
> However, I think that the 4p wavefunctions are still computed by ld1.x when 
> generating the PP, since there are beta projectors on the l=1 channel (grep 
> BETA inside the PP file). You could try to modify the default behavior of 
> ld1.x so that it will include those wavefunctions in the PP. Then the 
> projection code should detect them in the PP data and compute the additional 
> projections.
> 
> 
> HTH
> 
> GS
> 
> Il giorno 11/nov/2010, alle ore 21.45, Eduardo Ariel Menendez Proupin ha 
> scritto:
> 
>> Hi,
>> I am doing a tutorial example of calculation of the projected DOS in Ni. It 
>> produces the PDOS projected on S and D states, but not on P. 
>> There are no bound P valence states in nickel. Is that the cause for not 
>> having a P partial DOS? 
>> 
>> States with P-symmetry component may be present in an empty band. Is there 
>> an option to produce the P-PDOS?
>> 
>> 
>> Support information:
>> this is from the help file INPUT_PROJWFC.txt
>> 
>>       In the collinear case and the non-collinear, non spin-orbit case
>>       projected DOS are written to file "filpdos".pdos_atm#N(X)_wfc#M(l),
>>       where N = atom number , X = atom symbol, M = wfc number, l=s,p,d,f
>>       (one file per atomic wavefunction found in the pseudopotential file)
>> 
>> 
>> this is the head of the pseudopotential
>> <PP_INFO>
>> Generated using Andrea Dal Corso code (rrkj3)                                
>>    
>> Author: Andrea Dal Corso   Generation date: unknown                          
>>    
>> Info:      Ni                                                                
>>    
>>     1        The Pseudo was generated with a Scalar-Relativistic Calculation
>>   1.70000000000E+00    Local Potential cutoff radius
>> nl pn  l   occ               Rcut            Rcut US             E pseu
>> 4S  1  0  1.00      2.00000000000      2.50000000000      0.00000000000
>> 4S  1  0  0.00      2.00000000000      2.50000000000      0.00000000000
>> 4P  2  1  0.00      2.40000000000      2.60000000000      0.00000000000
>> 4P  2  1  0.00      2.40000000000      2.60000000000      0.00000000000
>> 3D  3  2  9.00      1.60000000000      2.50000000000      0.00000000000
>> 3D  3  2  0.00      1.60000000000      2.50000000000      0.00000000000
>> </PP_INFO>
>> 
>> 
>> Thanks
>> -- 
>> 
>> 
>> Eduardo Menendez
>> Departamento de Fisica
>> Facultad de Ciencias
>> Universidad de Chile
>> Phone: (56)(2)9787439
>> URL: http://fisica.ciencias.uchile.cl/~emenendez
>> 
>> They did it!
>> 
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> 
> 
> ? Gabriele Sclauzero, EPFL SB ITP CSEA
>    PH H2 462, Station 3, CH-1015 Lausanne
> 
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? Gabriele Sclauzero, EPFL SB ITP CSEA
   PH H2 462, Station 3, CH-1015 Lausanne

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