[Wien] Reg: wannier function
Swetarekha Ram
swetarekharam at gmail.com
Wed Jul 10 05:54:16 CEST 2013
Dear users,
I am trying to calculate the wannier function of perovskite structure.
I have gone through the UG and I could able to do the same for the SrVO3.
But for my present compounds, I am not getting the same band structure with
wien2k and wannier function programme.
I was checking all the output files, and got some difference in the
case.outputkgen and SrVO3.outputkgen file, though it has same space group
and no of point groups same.
In my present compounds, It has number of point group = 2
But my first few line of the case.outputkgen looks like
ortho= T
R1 = 9.821100 0.000000 0.000000
R2 = 0.000000 9.821100 0.000000
R3 = 0.000000 0.000000 9.821100
DEPENDENCE OF DIVISION OF TRANSLATION VECTORS IARB= 0 0 0
SYMMETRY MATRIX NR. 1 SYMMETRY MATRIX NR. 2 SYMMETRY MATRIX NR.
3 SYMMETRY MATRIX NR. 4
1 0 0 0 0 0 0 0
0 0 0 0
0 1 0 0 0 0 0 0
0 0 0 0
0 0 1 0 0 0 0 0
0 0 0 0
G1 G2 G3
0.101822 0.000000 0.000000
0.000000 0.101822 0.000000
0.000000 0.000000 0.101822
G1 G2 G3
0.639764 0.000000 0.000000
0.000000 0.639764 0.000000
0.000000 0.000000 0.639764
Did I miss something, such that it is effecting my band structure plots ?
Because the SrVO3.outputkgen looks
ortho= T
R1 = 7.261300 0.000000 0.000000
R2 = 0.000000 7.261300 0.000000
R3 = 0.000000 0.000000 7.261300
DEPENDENCE OF DIVISION OF TRANSLATION VECTORS IARB= 0 0 0
NUMBER OF POINT GROUP OPERATIONS = 2
SYMMETRY MATRIX NR. 1 SYMMETRY MATRIX NR. 2 SYMMETRY MATRIX NR.
3 SYMMETRY MATRIX NR. 4
1 0 0 -1 0 0 0 0
0 0 0 0
0 1 0 0 -1 0 0 0
0 0 0 0
0 0 1 0 0 -1 0 0
0 0 0 0
SYMMETRY MATRIX NR. 1 SYMMETRY MATRIX NR. 2 SYMMETRY MATRIX NR.
3 SYMMETRY MATRIX NR. 4
1 0 0 -1 0 0 0 0
0 0 0 0
0 1 0 0 -1 0 0 0
0 0 0 0
0 0 1 0 0 -1 0 0
0 0 0 0
G1 G2 G3
0.137716 0.000000 0.000000
0.000000 0.137716 0.000000
0.000000 0.000000 0.137716
G1 G2 G3
0.865298 0.000000 0.000000
0.000000 0.865298 0.000000
0.000000 0.000000 0.865298
I need suggestion to proceed further
Thanking You
--
Swetarekha Ram,
Research Scholar,
Dept. of Physics,
IIT Hyderabad.
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