it is explained in the projwfc.x input documentation

http://www.quantum-espresso.org/wp-content/uploads/Doc/INPUT_PROJWFC

stefano

On 07/05/2016 21:37, ashkan shekaari wrote:
Dear experts,

in quantum mechanics, the quantum number *m* is between *-l *and* l *: -l<=m<=l

and so m=-1, 0, +1 for l=1. but in the output of a pdos calculation, values of m

are seen as follows:

     state #   9: atom   1 (Mo ), wfc  5 (l=2 m= 1)
     state #  10: atom   1 (Mo ), wfc  5 (l=2 m= 2)
     state #  11: atom   1 (Mo ), wfc  5 (l=2 m= 3)
     state #  12: atom   1 (Mo ), wfc  5 (l=2 m= 4)
     state #  13: atom   1 (Mo ), wfc  5 (l=2 m= 5)

Is, for example,  (l=2 , m= 1) equivalent to m=-2 or

     (l=2 m= 1)------>  m=-2
     (l=2 m= 2)------>  m=-1
      (l=2 m= 3)------>  m=0
      (l=2 m= 4)------>  m=1
      (l=2 m= 5)------>  m=2

?

*--*
/All the best,/
/Ashkan Shekaari/
/Plasma Physics Research Center, Science and Research Branch, /
/I A U, 14778-93855 Tehran, Iran./

On Sun, May 8, 2016 at 12:06 AM, ashkan shekaari <[email protected] <mailto:[email protected]>> wrote:

    Dear experts,

    in quantum mechanics, the quantum number *m* is between *-l *and*l
    *: -l<=m<=l

    and so m=-1, 0, +1. but in the output of a pdos calculation,
    values of m

    are seen as follows:

         state #   9: atom   1 (Mo ), wfc  5 (l=2 m= 1)
         state #  10: atom   1 (Mo ), wfc  5 (l=2 m= 2)
         state #  11: atom   1 (Mo ), wfc  5 (l=2 m= 3)
         state #  12: atom   1 (Mo ), wfc  5 (l=2 m= 4)
         state #  13: atom   1 (Mo ), wfc  5 (l=2 m= 5)

    Is, for example,  (l=2 , m= 1) equivalent to m=-2 or

         (l=2 m= 1)------>  m=-2
         (l=2 m= 2)------>  m=-1
          (l=2 m= 3)------>  m=0
          (l=2 m= 4)------>  m=1
          (l=2 m= 5)------>  m=2

    ?

    *--*
    /All the best,/
    /Ashkan Shekaari/
    /Plasma Physics Research Center, Science and Research Branch, /
    /I A U, 14778-93855 Tehran, Iran./




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