Menu

Proper input to compute core level binding energy for Pt(111)

Elk Users
SEO MINSIK
2019-08-07
2019-08-08
  • SEO MINSIK

    SEO MINSIK - 2019-08-07

    Dear Users,

    I tried to check the core level binding for Pt (111) 12 layers. For example, in XPS experiments, Pt 5s peak appears at 103 eV, so I expected a bit less binding energy by ELK code since considering final state effect of XPS.
    However, the result in EVALCORE.OUT is quite strange. First, the core level binding energy is not 'homogeneous'. I think the core level binding energy should be similar in any layers, (even there is some surface core level shift - it causes only small difference.) however some binding energies show really huge difference compared to other binding energies of near layers. (About 3.5 Hartree difference even between neighboring layers!)
    Second, the calculated binding energy is too high. As I said previously, I expected Pt 5s binding energy less than 103 eV, (in Hartree, 3.785) but the result in EVALCORE.OUT shows more than 6 Hartree.

    I tried many other options, for example, reduce nempty, remove several 'auto~' option, change xctype, reduce rgkmax, remove lorbcnd and remove nxoapwlo, but no one gives quite satisfactory result. In every case, the binding energy by ELK code is too high. Somtimes, I could get homogeneous binding energies but still the binding energy is too high.

    How should I modify my input to get more reasonable result? If having idea, please reply here for better calculation...

    I attached my elk.in and EVALCORE.OUT on the attachments.

    Thank you.

    Minsik Seo

     
  • SEO MINSIK

    SEO MINSIK - 2019-08-07

    Here's my EVALCORE.OUT

     
  • Sangeeta Sharma

    Sangeeta Sharma - 2019-08-08

    Dear Minsik,

    I am unable to reproduce your results with your elk.in. Perhaps something is not right with your compilation/running script.

    With your elk.in I get the following EVALCORE. The position of the 5s state is 3.36Ha. This is ~0.3Ha less than experiemntal value. I think the rest is due to GW corrections (please see: Physical review letters 122 (21), 217202 (2019)).

    Best
    Sangeeta
    EVALCORE:

    Species : 1 (Pt), atom : 1
    n = 1, l = 0, k = 1 : -2877.728632
    n = 2, l = 0, k = 1 : -504.8655061
    n = 2, l = 1, k = 1 : -483.7962786
    n = 2, l = 1, k = 2 : -420.2451304
    n = 3, l = 0, k = 1 : -118.3127908
    n = 3, l = 1, k = 1 : -108.8722472
    n = 3, l = 1, k = 2 : -94.90141532
    n = 3, l = 2, k = 2 : -79.21599334
    n = 3, l = 2, k = 3 : -76.20515153
    n = 4, l = 0, k = 1 : -25.14228571
    n = 4, l = 1, k = 1 : -21.13941191
    n = 4, l = 1, k = 2 : -17.81303175
    n = 4, l = 2, k = 2 : -11.26582878
    n = 4, l = 2, k = 3 : -10.64725002
    n = 5, l = 0, k = 1 : -3.368051171

    Species : 1 (Pt), atom : 2
    n = 1, l = 0, k = 1 : -2877.743313
    n = 2, l = 0, k = 1 : -504.8807104
    n = 2, l = 1, k = 1 : -483.8113876
    n = 2, l = 1, k = 2 : -420.2603020
    n = 3, l = 0, k = 1 : -118.3282912
    n = 3, l = 1, k = 1 : -108.8877253
    n = 3, l = 1, k = 2 : -94.91691768
    n = 3, l = 2, k = 2 : -79.23147793
    n = 3, l = 2, k = 3 : -76.22064453
    n = 4, l = 0, k = 1 : -25.15796124
    n = 4, l = 1, k = 1 : -21.15508911
    n = 4, l = 1, k = 2 : -17.82873573
    n = 4, l = 2, k = 2 : -11.28155776
    n = 4, l = 2, k = 3 : -10.66299146
    n = 5, l = 0, k = 1 : -3.384854966

    Species : 1 (Pt), atom : 3
    n = 1, l = 0, k = 1 : -2877.745564
    n = 2, l = 0, k = 1 : -504.8830853
    n = 2, l = 1, k = 1 : -483.8137501
    n = 2, l = 1, k = 2 : -420.2626744
    n = 3, l = 0, k = 1 : -118.3306447
    n = 3, l = 1, k = 1 : -108.8900792
    n = 3, l = 1, k = 2 : -94.91926990
    n = 3, l = 2, k = 2 : -79.23384212
    n = 3, l = 2, k = 3 : -76.22300759
    n = 4, l = 0, k = 1 : -25.16028984
    n = 4, l = 1, k = 1 : -21.15741798
    n = 4, l = 1, k = 2 : -17.83106310
    n = 4, l = 2, k = 2 : -11.28388822
    n = 4, l = 2, k = 3 : -10.66532166
    n = 5, l = 0, k = 1 : -3.387113490

    Species : 1 (Pt), atom : 4
    n = 1, l = 0, k = 1 : -2877.744671
    n = 2, l = 0, k = 1 : -504.8821737
    n = 2, l = 1, k = 1 : -483.8128395
    n = 2, l = 1, k = 2 : -420.2617628
    n = 3, l = 0, k = 1 : -118.3297479
    n = 3, l = 1, k = 1 : -108.8891816
    n = 3, l = 1, k = 2 : -94.91837353
    n = 3, l = 2, k = 2 : -79.23294178
    n = 3, l = 2, k = 3 : -76.22210782
    n = 4, l = 0, k = 1 : -25.15940204
    n = 4, l = 1, k = 1 : -21.15653003
    n = 4, l = 1, k = 2 : -17.83017544
    n = 4, l = 2, k = 2 : -11.28300000
    n = 4, l = 2, k = 3 : -10.66443355
    n = 5, l = 0, k = 1 : -3.386272704

    Species : 1 (Pt), atom : 5
    n = 1, l = 0, k = 1 : -2877.744568
    n = 2, l = 0, k = 1 : -504.8820685
    n = 2, l = 1, k = 1 : -483.8127347
    n = 2, l = 1, k = 2 : -420.2616578
    n = 3, l = 0, k = 1 : -118.3296419
    n = 3, l = 1, k = 1 : -108.8890758
    n = 3, l = 1, k = 2 : -94.91826755
    n = 3, l = 2, k = 2 : -79.23283585
    n = 3, l = 2, k = 3 : -76.22200186
    n = 4, l = 0, k = 1 : -25.15929405
    n = 4, l = 1, k = 1 : -21.15642200
    n = 4, l = 1, k = 2 : -17.83006702
    n = 4, l = 2, k = 2 : -11.28289140
    n = 4, l = 2, k = 3 : -10.66432481
    n = 5, l = 0, k = 1 : -3.386159018

    Species : 1 (Pt), atom : 6
    n = 1, l = 0, k = 1 : -2877.744568
    n = 2, l = 0, k = 1 : -504.8820700
    n = 2, l = 1, k = 1 : -483.8127361
    n = 2, l = 1, k = 2 : -420.2616593
    n = 3, l = 0, k = 1 : -118.3296429
    n = 3, l = 1, k = 1 : -108.8890768
    n = 3, l = 1, k = 2 : -94.91826856
    n = 3, l = 2, k = 2 : -79.23283701
    n = 3, l = 2, k = 3 : -76.22200300
    n = 4, l = 0, k = 1 : -25.15929480
    n = 4, l = 1, k = 1 : -21.15642275
    n = 4, l = 1, k = 2 : -17.83006773
    n = 4, l = 2, k = 2 : -11.28289211
    n = 4, l = 2, k = 3 : -10.66432551
    n = 5, l = 0, k = 1 : -3.386156753

    Species : 1 (Pt), atom : 7
    n = 1, l = 0, k = 1 : -2877.744568
    n = 2, l = 0, k = 1 : -504.8820700
    n = 2, l = 1, k = 1 : -483.8127361
    n = 2, l = 1, k = 2 : -420.2616593
    n = 3, l = 0, k = 1 : -118.3296429
    n = 3, l = 1, k = 1 : -108.8890768
    n = 3, l = 1, k = 2 : -94.91826856
    n = 3, l = 2, k = 2 : -79.23283701
    n = 3, l = 2, k = 3 : -76.22200300
    n = 4, l = 0, k = 1 : -25.15929480
    n = 4, l = 1, k = 1 : -21.15642275
    n = 4, l = 1, k = 2 : -17.83006773
    n = 4, l = 2, k = 2 : -11.28289211
    n = 4, l = 2, k = 3 : -10.66432551
    n = 5, l = 0, k = 1 : -3.386156753

    Species : 1 (Pt), atom : 8
    n = 1, l = 0, k = 1 : -2877.744568
    n = 2, l = 0, k = 1 : -504.8820685
    n = 2, l = 1, k = 1 : -483.8127347
    n = 2, l = 1, k = 2 : -420.2616578
    n = 3, l = 0, k = 1 : -118.3296419
    n = 3, l = 1, k = 1 : -108.8890758
    n = 3, l = 1, k = 2 : -94.91826755
    n = 3, l = 2, k = 2 : -79.23283585
    n = 3, l = 2, k = 3 : -76.22200186
    n = 4, l = 0, k = 1 : -25.15929405
    n = 4, l = 1, k = 1 : -21.15642200
    n = 4, l = 1, k = 2 : -17.83006702
    n = 4, l = 2, k = 2 : -11.28289140
    n = 4, l = 2, k = 3 : -10.66432481
    n = 5, l = 0, k = 1 : -3.386159018

    Species : 1 (Pt), atom : 9
    n = 1, l = 0, k = 1 : -2877.744671
    n = 2, l = 0, k = 1 : -504.8821737
    n = 2, l = 1, k = 1 : -483.8128395
    n = 2, l = 1, k = 2 : -420.2617628
    n = 3, l = 0, k = 1 : -118.3297479
    n = 3, l = 1, k = 1 : -108.8891816
    n = 3, l = 1, k = 2 : -94.91837353
    n = 3, l = 2, k = 2 : -79.23294178
    n = 3, l = 2, k = 3 : -76.22210782
    n = 4, l = 0, k = 1 : -25.15940204
    n = 4, l = 1, k = 1 : -21.15653003
    n = 4, l = 1, k = 2 : -17.83017544
    n = 4, l = 2, k = 2 : -11.28300000
    n = 4, l = 2, k = 3 : -10.66443355
    n = 5, l = 0, k = 1 : -3.386272704

    Species : 1 (Pt), atom : 10
    n = 1, l = 0, k = 1 : -2877.745564
    n = 2, l = 0, k = 1 : -504.8830853
    n = 2, l = 1, k = 1 : -483.8137501
    n = 2, l = 1, k = 2 : -420.2626744
    n = 3, l = 0, k = 1 : -118.3306447
    n = 3, l = 1, k = 1 : -108.8900792
    n = 3, l = 1, k = 2 : -94.91926990
    n = 3, l = 2, k = 2 : -79.23384212
    n = 3, l = 2, k = 3 : -76.22300759
    n = 4, l = 0, k = 1 : -25.16028984
    n = 4, l = 1, k = 1 : -21.15741798
    n = 4, l = 1, k = 2 : -17.83106310
    n = 4, l = 2, k = 2 : -11.28388822
    n = 4, l = 2, k = 3 : -10.66532166
    n = 5, l = 0, k = 1 : -3.387113490

    Species : 1 (Pt), atom : 11
    n = 1, l = 0, k = 1 : -2877.743313
    n = 2, l = 0, k = 1 : -504.8807104
    n = 2, l = 1, k = 1 : -483.8113876
    n = 2, l = 1, k = 2 : -420.2603020
    n = 3, l = 0, k = 1 : -118.3282912
    n = 3, l = 1, k = 1 : -108.8877253
    n = 3, l = 1, k = 2 : -94.91691768
    n = 3, l = 2, k = 2 : -79.23147793
    n = 3, l = 2, k = 3 : -76.22064453
    n = 4, l = 0, k = 1 : -25.15796124
    n = 4, l = 1, k = 1 : -21.15508911
    n = 4, l = 1, k = 2 : -17.82873573
    n = 4, l = 2, k = 2 : -11.28155776
    n = 4, l = 2, k = 3 : -10.66299146
    n = 5, l = 0, k = 1 : -3.384854966

    Species : 1 (Pt), atom : 12
    n = 1, l = 0, k = 1 : -2877.728632
    n = 2, l = 0, k = 1 : -504.8655061
    n = 2, l = 1, k = 1 : -483.7962786
    n = 2, l = 1, k = 2 : -420.2451304
    n = 3, l = 0, k = 1 : -118.3127908
    n = 3, l = 1, k = 1 : -108.8722472
    n = 3, l = 1, k = 2 : -94.90141532
    n = 3, l = 2, k = 2 : -79.21599334
    n = 3, l = 2, k = 3 : -76.20515153
    n = 4, l = 0, k = 1 : -25.14228571
    n = 4, l = 1, k = 1 : -21.13941191
    n = 4, l = 1, k = 2 : -17.81303175
    n = 4, l = 2, k = 2 : -11.26582878
    n = 4, l = 2, k = 3 : -10.64725002
    n = 5, l = 0, k = 1 : -3.368051171

     
  • SEO MINSIK

    SEO MINSIK - 2019-08-08

    Thank you so much, Dr. Sangeeta Sharma. Could you notice me the version of ELK code you used? I used 5.2.14. I will try to change the version of ELK, and if that doesn't make any change. I will check other options. Thanks again.

     
  • Sangeeta Sharma

    Sangeeta Sharma - 2019-08-08

    Elk version: 6.2.08

     

Log in to post a comment.