[Wien] The coordinations of Oxygen in SrMnO3(P63/mmc)

Khuong P. Ong ongpk at ihpc.a-star.edu.sg
Thu Nov 24 10:03:09 CET 2005


Dear Wu Xian,

  I have no problem to generate the SrMnO3 crystal structure.

  As Prof. Blaha mentioned O2 stay at '6h' position which you can do 
it for yourself.

(x,2x,1/4) (-2x,-x,1/4) (x,-x,1/4) (-x,-2x,3/4)
(2x,x,3/4) (-x,x,3/4)

Please look at 
http://www.cryst.ehu.es/cgi-bin/cryst/programs/nph-wp-list?gnum=194 for help.

  Here is one case.struct for you.

Good luck.

Khuong

SrMnO3
H   LATTICE,NONEQUIV.ATOMS:  5194_P63/mmc
MODE OF CALC=RELA unit=bohr
  10.170132 10.170132 17.009621 90.000000 
90.000000120.000000
ATOM  -1: X=0.00000000 Y=0.00000000 Z=0.00000000
           MULT= 2          ISPLIT= 4
       -1: X=0.00000000 Y=0.00000000 Z=0.50000000
Sr1        NPT=  781  R0=0.00001000 RMT=    2.0000   Z: 38.0
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                      0.0000000 1.0000000 0.0000000
                      0.0000000 0.0000000 1.0000000
ATOM  -2: X=0.33333333 Y=0.66666667 Z=0.25000000
           MULT= 2          ISPLIT= 4
       -2: X=0.66666667 Y=0.33333333 Z=0.75000000
Sr2        NPT=  781  R0=0.00001000 RMT=    2.0000   Z: 38.0
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                      0.0000000 1.0000000 0.0000000
                      0.0000000 0.0000000 1.0000000
ATOM  -3: X=0.33333333 Y=0.66666667 Z=0.61385572
           MULT= 4          ISPLIT= 4
       -3: X=0.66666667 Y=0.33333333 Z=0.38614428
       -3: X=0.66666666 Y=0.33333333 Z=0.11385572
       -3: X=0.33333334 Y=0.66666667 Z=0.88614428
Mn         NPT=  781  R0=0.00005000 RMT=    1.8000   Z: 25.0
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                      0.0000000 1.0000000 0.0000000
                      0.0000000 0.0000000 1.0000000
ATOM  -4: X=0.50000000 Y=0.00000000 Z=0.00000000
           MULT= 6          ISPLIT= 8
       -4: X=0.50000000 Y=0.50000000 Z=0.50000000
       -4: X=0.00000000 Y=0.50000000 Z=0.50000000
       -4: X=0.00000000 Y=0.50000000 Z=0.00000000
       -4: X=0.50000000 Y=0.00000000 Z=0.50000000
       -4: X=0.50000000 Y=0.50000000 Z=0.00000000
O          NPT=    0  R0=0.00010000 RMT=    1.6000   Z:  8.0
LOCAL ROT MATRIX:    0.0000000-0.5000000 0.8660254
                      0.0000000-0.8660254-0.5000000
                      1.0000000 0.0000000 0.0000000
ATOM  -5: X=0.82010000 Y=0.64020000 Z=0.25000000
           MULT= 6          ISPLIT= 8
       -5: X=0.17990000 Y=0.35980000 Z=0.75000000
       -5: X=0.17990000 Y=0.82010000 Z=0.75000000
       -5: X=0.82010000 Y=0.17990000 Z=0.25000000
       -5: X=0.64020000 Y=0.82010000 Z=0.75000000
       -5: X=0.35980000 Y=0.17990000 Z=0.25000000
O          NPT=  781  R0=0.00050000 RMT=    1.6000   Z:  8.0
LOCAL ROT MATRIX:    0.0000000 0.8660254 0.5000000
                      0.0000000-0.5000000 0.8660254
                      1.0000000 0.0000000 0.0000000
   24      NUMBER OF SYMMETRY OPERATIONS
-1 0 0 0.0000000
-1 1 0 0.0000000
  0 0-1 0.0000000
        1
-1 1 0 0.0000000
-1 0 0 0.0000000
  0 0 1 0.0000000
        2
-1 0 0 0.0000000
  0-1 0 0.0000000
  0 0-1 0.0000000
        3
-1 1 0 0.0000000
  0 1 0 0.0000000
  0 0 1 0.0000000
        4
  0-1 0 0.0000000
-1 0 0 0.0000000
  0 0 1 0.0000000
        5
  0 1 0 0.0000000
-1 1 0 0.0000000
  0 0-1 0.0000000
        6
  0-1 0 0.0000000
  1-1 0 0.0000000
  0 0 1 0.0000000
        7
  0 1 0 0.0000000
  1 0 0 0.0000000
  0 0-1 0.0000000
        8
  1-1 0 0.0000000
  0-1 0 0.0000000
  0 0-1 0.0000000
        9
  1 0 0 0.0000000
  0 1 0 0.0000000
  0 0 1 0.0000000
       10
  1-1 0 0.0000000
  1 0 0 0.0000000
  0 0-1 0.0000000
       11
  1 0 0 0.0000000
  1-1 0 0.0000000
  0 0 1 0.0000000
       12
  0 1 0 0.0000000
-1 1 0 0.0000000
  0 0 1 0.5000000
       13
  0-1 0 0.0000000
  1-1 0 0.0000000
  0 0-1 0.5000000
       14
-1 1 0 0.0000000
  0 1 0 0.0000000
  0 0-1 0.5000000
       15
-1 0 0 0.0000000
-1 1 0 0.0000000
  0 0 1 0.5000000
       16
  0 1 0 0.0000000
  1 0 0 0.0000000
  0 0 1 0.5000000
       17
  0-1 0 0.0000000
-1 0 0 0.0000000
  0 0-1 0.5000000
       18
  1-1 0 0.0000000
  0-1 0 0.0000000
  0 0 1 0.5000000
       19
  1 0 0 0.0000000
  0 1 0 0.0000000
  0 0-1 0.5000000
       20
-1 1 0 0.0000000
-1 0 0 0.0000000
  0 0-1 0.5000000
       21
-1 0 0 0.0000000
  0-1 0 0.0000000
  0 0 1 0.5000000
       22
  1-1 0 0.0000000
  1 0 0 0.0000000
  0 0 1 0.5000000
       23
  1 0 0 0.0000000
  1-1 0 0.0000000
  0 0-1 0.5000000
       24



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