[Wien] energy and band gap difference between mbj+(SO) and mbj+SO

fatima DFT fatimadft5 at gmail.com
Thu Feb 28 18:59:34 CET 2019


Below are the results

(1) *When -SO applied simultaneously with mBJ:*

:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8119131549
:DIS  :  CHARGE DISTANCE       ( 0.0001106 for atom    3 spin 1)
0.0000816
:PLANE:  PW TOTAL      8.2043 DISTAN   5.49E-05  6.70E-04 %
:CHARG:  CLM/ATOM   1059.7473 DISTAN   7.90E-05  7.46E-06 %
:RANK :  ACTIVE   4.04/8  =  50.52 %
:DIRM :  MEMORY  8/8  SCALE   1.000 RED  0.92 PRED  0.18 NEXT  0.34 BETA
0.66
:DIRP :  |MSR1|= 3.995E-05 |PRATT|= 5.494E-05 ANGLE=  22.1 DEGREES
:DIRQ :  |MSR1|= 2.075E-04 |PRATT|= 2.371E-04 ANGLE=  19.8 DEGREES
:DIRT :  |MSR1|= 2.113E-04 |PRATT|= 2.434E-04 ANGLE=  20.0 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164801.40499891
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8119201578
:DIS  :  CHARGE DISTANCE       ( 0.0000129 for atom    3 spin 1)
0.0000085
:PLANE:  PW TOTAL      8.2043 DISTAN   7.11E-06  8.67E-05 %
:CHARG:  CLM/ATOM   1059.7473 DISTAN   8.44E-06  7.97E-07 %
:RANK :  ACTIVE   3.41/8  =  42.66 %
:DIRM :  MEMORY  8/8  SCALE   1.000 RED  0.11 PRED  0.34 NEXT  0.32 BETA
0.83
:DIRP :  |MSR1|= 7.478E-06 |PRATT|= 7.114E-06 ANGLE=  31.2 DEGREES
:DIRQ :  |MSR1|= 3.450E-05 |PRATT|= 2.533E-05 ANGLE=  29.3 DEGREES
:DIRT :  |MSR1|= 3.530E-05 |PRATT|= 2.631E-05 ANGLE=  29.6 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164801.40492477
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8119217580
:DIS  :  CHARGE DISTANCE       ( 0.0000045 for atom    3 spin 1)
0.0000020
:PLANE:  PW TOTAL      8.2043 DISTAN   3.07E-06  3.75E-05 %
:CHARG:  CLM/ATOM   1059.7473 DISTAN   2.44E-06  2.31E-07 %
:RANK :  ACTIVE   4.64/11 =  42.17 %
:DIRM :  MEMORY 11/12 SCALE   1.000 RED  0.30 PRED  0.32 NEXT  0.83 BETA
0.94
:DIRP :  |MSR1|= 7.789E-06 |PRATT|= 3.073E-06 ANGLE=  60.3 DEGREES
:DIRQ :  |MSR1|= 2.725E-05 |PRATT|= 7.335E-06 ANGLE=  86.0 DEGREES
:DIRT :  |MSR1|= 2.834E-05 |PRATT|= 7.952E-06 ANGLE=  83.4 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164801.40491210
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8119235705
:DIS  :  CHARGE DISTANCE       ( 0.0000113 for atom    3 spin 1)
0.0000077
:PLANE:  PW TOTAL      8.2044 DISTAN   6.06E-06  7.39E-05 %
:CHARG:  CLM/ATOM   1059.7474 DISTAN   7.61E-06  7.18E-07 %
:RANK :  ACTIVE   4.92/12 =  40.96 %
:DIRM :  MEMORY 12/12 SCALE   1.000 RED  2.97 PRED  0.83 NEXT  0.33 BETA
0.75
:DIRP :  |MSR1|= 5.281E-06 |PRATT|= 6.064E-06 ANGLE=  31.4 DEGREES
:DIRQ :  |MSR1|= 3.236E-05 |PRATT|= 2.283E-05 ANGLE=  32.6 DEGREES
:DIRT :  |MSR1|= 3.279E-05 |PRATT|= 2.362E-05 ANGLE=  33.0 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164801.40490145
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8119227978
:DIS  :  CHARGE DISTANCE       ( 0.0000099 for atom    3 spin 1)
0.0000078
:PLANE:  PW TOTAL      8.2043 DISTAN   4.43E-06  5.40E-05 %
:CHARG:  CLM/ATOM   1059.7473 DISTAN   7.50E-06  7.07E-07 %
:RANK :  ACTIVE   5.41/13 =  41.62 %
:DIRM :  MEMORY 13/12 SCALE   1.000 RED  0.97 PRED  0.33 NEXT  0.16 BETA
0.94
:DIRP :  |MSR1|= 7.520E-06 |PRATT|= 4.427E-06 ANGLE= 144.2 DEGREES
:DIRQ :  |MSR1|= 3.307E-05 |PRATT|= 2.249E-05 ANGLE= 164.5 DEGREES
:DIRT :  |MSR1|= 3.392E-05 |PRATT|= 2.292E-05 ANGLE= 163.1 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164801.40491264


*(2) When first performed mbj and then applied -SO with simple scf
calculation:*

:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8135912669
:DIS  :  CHARGE DISTANCE       ( 0.0001741 for atom    3 spin 1)
0.0000852
:PLANE:  PW TOTAL      8.2266 DISTAN   7.30E-05  8.88E-04 %
:CHARG:  CLM/ATOM   1059.7682 DISTAN   9.42E-05  8.88E-06 %
:RANK :  ACTIVE   7.80/10 =  78.01 %
:DIRM :  MEMORY 10/8  SCALE   1.000 RED  1.12 PRED  0.04 NEXT  0.06 BETA
0.96
:DIRP :  |MSR1|= 1.948E-05 |PRATT|= 7.304E-05 ANGLE=  25.8 DEGREES
:DIRQ :  |MSR1|= 6.537E-05 |PRATT|= 2.825E-04 ANGLE=  36.1 DEGREES
:DIRT :  |MSR1|= 6.821E-05 |PRATT|= 2.917E-04 ANGLE=  35.5 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164802.17300771
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8135865066
:DIS  :  CHARGE DISTANCE       ( 0.0001223 for atom    3 spin 1)
0.0000605
:PLANE:  PW TOTAL      8.2266 DISTAN   5.08E-05  6.17E-04 %
:CHARG:  CLM/ATOM   1059.7682 DISTAN   6.65E-05  6.27E-06 %
:RANK :  ACTIVE   7.07/9  =  78.59 %
:DIRM :  MEMORY  9/8  SCALE   1.000 RED  0.71 PRED  0.06 NEXT  0.09 BETA
0.93
:DIRP :  |MSR1|= 3.447E-05 |PRATT|= 5.077E-05 ANGLE=  28.0 DEGREES
:DIRQ :  |MSR1|= 1.060E-04 |PRATT|= 1.994E-04 ANGLE=  37.5 DEGREES
:DIRT :  |MSR1|= 1.114E-04 |PRATT|= 2.058E-04 ANGLE=  37.0 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164802.17303076
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8135782348
:DIS  :  CHARGE DISTANCE       ( 0.0000328 for atom    3 spin 1)
0.0000161
:PLANE:  PW TOTAL      8.2266 DISTAN   1.26E-05  1.53E-04 %
:CHARG:  CLM/ATOM   1059.7682 DISTAN   1.78E-05  1.68E-06 %
:RANK :  ACTIVE   5.51/8  =  68.83 %
:DIRM :  MEMORY  8/8  SCALE   1.000 RED  0.27 PRED  0.09 NEXT  0.20 BETA
0.99
:DIRP :  |MSR1|= 7.703E-06 |PRATT|= 1.262E-05 ANGLE=  32.9 DEGREES
:DIRQ :  |MSR1|= 1.989E-05 |PRATT|= 5.342E-05 ANGLE=  39.5 DEGREES
:DIRT :  |MSR1|= 2.133E-05 |PRATT|= 5.489E-05 ANGLE=  39.6 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164802.17306503
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8135761573
:DIS  :  CHARGE DISTANCE       ( 0.0000179 for atom    3 spin 1)
0.0000095
:PLANE:  PW TOTAL      8.2266 DISTAN   7.62E-06  9.26E-05 %
:CHARG:  CLM/ATOM   1059.7682 DISTAN   1.02E-05  9.62E-07 %
:RANK :  ACTIVE   5.09/8  =  63.67 %
:DIRM :  MEMORY  8/8  SCALE   1.000 RED  0.57 PRED  0.20 NEXT  0.33 BETA
0.98
:DIRP :  |MSR1|= 9.230E-06 |PRATT|= 7.620E-06 ANGLE=  38.1 DEGREES
:DIRQ :  |MSR1|= 2.364E-05 |PRATT|= 3.060E-05 ANGLE=  39.1 DEGREES
:DIRT :  |MSR1|= 2.538E-05 |PRATT|= 3.153E-05 ANGLE=  39.5 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164802.17307018
:FER  : F E R M I - ENERGY(TETRAH.M.)=   0.8135740567
:DIS  :  CHARGE DISTANCE       ( 0.0000058 for atom    3 spin 1)
0.0000031
:PLANE:  PW TOTAL      8.2266 DISTAN   3.94E-06  4.79E-05 %
:CHARG:  CLM/ATOM   1059.7682 DISTAN   3.53E-06  3.33E-07 %
:RANK :  ACTIVE   4.45/8  =  55.57 %
:DIRM :  MEMORY  8/8  SCALE   1.000 RED  0.36 PRED  0.33 NEXT  0.83 BETA
0.99
:DIRP :  |MSR1|= 3.012E-06 |PRATT|= 3.944E-06 ANGLE=  86.3 DEGREES
:DIRQ :  |MSR1|= 8.349E-06 |PRATT|= 1.060E-05 ANGLE=  54.1 DEGREES
:DIRT :  |MSR1|= 8.876E-06 |PRATT|= 1.131E-05 ANGLE=  58.4 DEGREES
:ENE  : ********** TOTAL ENERGY IN Ry =      -164802.17307670




On Thu, Feb 28, 2019 at 11:00 PM <tran at theochem.tuwien.ac.at> wrote:

> Hi,
>
> In principle the two procedures should lead to the same result.
>
> Are the two calculations well converged with respect to the
> scf iterations? Show us what you obtain when you do "grep :ENE" in the
> scf files.
>
> F. Tran
>
> On Thursday 2019-02-28 16:14, fatima DFT wrote:
>
> >Date: Thu, 28 Feb 2019 16:14:50
> >From: fatima DFT <fatimadft5 at gmail.com>
> >Reply-To: A Mailing list for WIEN2k users <
> wien at zeus.theochem.tuwien.ac.at>
> >To: A Mailing list for WIEN2k users <Wien at zeus.theochem.tuwien.ac.at>
> >Subject: [Wien] energy and band gap difference between mbj+(SO) and mbj+SO
> >
> >Dear Wien2k Users,
> >Greetings!
> >
> >I have done TB-mBJ calculation for a system.
> >I performed mbj+SO in two different ways and found inconsistency in the
> total energy.
> >
> >1.
> >done PBE scf
> >saved pbe scf
> >init_mbj_lapw
> >run_lapw -p -i 1 -so -NI
> >saved the calculations
> >opted "0" to perform TB-mBJ
> >run_lapw -p -ec 0.00001 -cc 0.0001 -so  -i 400 -NI
> >
> >Total ENE is -164802.17307670 Ry
> >
> >
> >2. Done pbe scf
> >saved pbe_scf
> >init_mbj_lapw
> >run_lapw -p -i 1  -NI
> >saved the calculations
> >opted "0" to perform TB-mBJ
> >run_lapw -p -ec 0.00001 -cc 0.0001   -i 400 -NI
> >
> >saved mbj scf
> >run_lapw -p -ec 0.00001 -cc 0.0001 -so   -i 400 -NI
> >
> >Total energy is : -164801.40491264 Ry
> >
> >
> >The total energy difference between the two approaches is -.768 (Ry)
> ~10eV which is too much.
> >
> >Could someone please help me to understand why I am getting this
> difference?
> >Which process is okay for mbj+SO calculation? or what is wrong in my
> calculations?
> >
> >Thanks in advance.
> >
> >Sincerely
> >[cleardot.gif] Fatima
> >
> >_______________________________________________
> Wien mailing list
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