[Wien] Fatband calculation using relativistic basis
Peter Blaha
pblaha at theochem.tuwien.ac.at
Wed Sep 25 07:54:53 CEST 2013
you showed the header of the qtlup file, but please also chaeck the numbers
for bands close to EF (0.5 Ry), if these numbers are non-zero
case.insp looks ok. Maybe you increase the radius factor from 1.2 to 5.0 to
see bigger circles.
Am 25.09.2013 07:41, schrieb Santu Baidya:
> Thank you Prof. Peter Blaha,
>
> Yes it is true that from normal qtl file I can't get p- or d-character of an atom. But my system is spin polarized. So my case.qtl file means case.qtlup file which looks
> like -------
>
> SFIO s-o calc. M|| 0.00 0.00 1.00
>
> LATTICE CONST.= 15.5698 15.5698 15.5698 FERMI ENERGY= 0.51631
> 4868 < NMAT < 5000 SPIN=2 NAT= 9 SO 2 KLmax 19
> JATOM 1 MULT= 2 ISPLIT= 2 tot,s,p,px,py,pz,d,dz2,d(x2-y2),dxy,dxz,dyz,
> JATOM 2 MULT= 2 ISPLIT= 2 tot,s,p,px,py,pz,d,dz2,d(x2-y2),dxy,dxz,dyz,
> JATOM 3 MULT= 2 ISPLIT=-1 tot,s,p,p1/2(-1/2),p1/2(1/2),p3/2(-3/2),,,p3/2(3/2), d,d3/2(-3/2),,,d3/2(3/2),(d5/2)(-5/2),,,,,d5/2(5/2),
> JATOM 4 MULT= 2 ISPLIT= 2 tot,s,p,px,py,pz,d,dz2,d(x2-y2),dxy,dxz,dyz,f,A2,x(T1),y(T1),z(T1),ksi(T2),eta(T2),zeta(T2),
> JATOM 5 MULT= 4 ISPLIT= 2 tot,s,p,px,py,pz,
>
> As you can see JATOM 3 p- and d- levels are splitted due to spin-orbit coupling.
>
> To plot d3/2(-3/2) character for JATOM 3 I edited case.insp file as
>
>
> ### Figure configuration
> 5.0 3.0 # paper offset of plot
> 10.0 15.0 # xsize,ysize [cm]
> 1.0 4 # major ticks, minor ticks
> 1.0 1 # character height, font switch
> 1.1 2 0 # line width, line switch, color switch
> ### Data configuration
> -1.0 1.0 2 # energy range, energy switch (1:Ry, 2:eV)
> 1 0.5226189944 # Fermi switch, Fermi-level (in Ry units)
> 1 999 # number of bands for heavier plotting 1,1
> 3 11 1.2 # jatom, jtype, size of heavier plotting
>
>
> After that I did x spaghetti -so -up to get fatbands.
>
>
> Is not it the way to get fatbands?
>
>
> Please tell me if I did mistake.
>
>
> Thanks again.
>
>
> Santu Baidya
>
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--
-----------------------------------------
Peter Blaha
Inst. Materials Chemistry, TU Vienna
Getreidemarkt 9, A-1060 Vienna, Austria
Tel: +43-1-5880115671
Fax: +43-1-5880115698
email: pblaha at theochem.tuwien.ac.at
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