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QUERY ABOUT OPTIMISATION

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TOP GUN
2017-02-15
2017-02-15
  • TOP GUN

    TOP GUN - 2017-02-15

    Dear all,
    I am trying to optimise my AB3 type compound but I am getting following energy values and the loop does not stop when optimisation happens.
    IS THERE SOME PROBLEM WITH INPUT FILE.

    -23732.1030251    
    -23720.8010083    
    -23953.1795396    
    -23545.5519990    
    -23797.8315045    
    -23889.4991953    
    -23850.8612252    
    -24032.1058318    
    -23785.0611972    
    -25022.8510568    
    -23631.5764942    
    -23303.3214311    
    -23671.9930612    
    -24184.3250392    
    -23514.4204502    
    -22434.9002086    
    -23535.5134274    
    -23102.9588989    
    -21872.5857965    
    -21380.1349826    
    -24209.1868102    
    -22669.6414257    
    -23531.0566623    
    -23818.6775879    
    -24642.0070165    
    -24540.6808867    
    -22851.1582174    
    -21659.9969949    
    -22598.0168459    
    -21851.1152791    
    -20740.1684092    
    -21294.6531501    
    -21193.8904994    
    -22208.1849597    
    -21110.6852072    
    -21489.2864016    
    -24067.5674590    
    -21194.5490989    
    -21475.5468400    
    -21110.2552710    
    -21248.9506893    
    -22229.0526592    
    -22145.3557211    
    -22606.6761200    
    -22367.1310743    
    -22484.7471106    
    -22410.9801077    
    -21011.4415512    
    -22288.1628867    
    -22631.8210987    
    -22463.8151294    
    -23181.5954464    
    -22529.0981671    
    -21449.7704433    
    -23092.3428760    
    -22010.8978585    
    -22742.9885764    
    -22665.5705420    
    -22745.7850079    
    -21358.6099151    
    -22374.6467248    
    -23027.6825476    
    -22255.1852677    
    -21308.3566111    
    -22614.9209105    
    -23156.7125346    
    -22226.3635838    
    -22424.8942313    
    -22606.6901750    
    -22701.1375214    
    -21270.3496456    
    -22421.0817697    
    -22476.3693514    
    -23038.0924545    
    -24283.2898673    
    -22679.6330319    
    -21270.8803093    
    -21361.3238141    
    -23013.2955616    
    -21505.5314621    
    -22846.8432234    
    -23859.9458720    
    -21038.4113118    
    -22290.4864796    
    -22147.4221441    
    -22984.4707643    
    -21384.4252917    
    -22949.4258225    
    -22178.8096708    
    -22288.8563915    
    -22269.7799133    
    -22494.1208764    
    -22298.4236544    
    -20955.8715011    
    -22704.0470697    
    -21076.1296763    
    -22448.6793724    
    -22417.6187527    
    -22653.0583044    
    -22329.6255324    
    -21162.9173634    
    -23121.6957673    
    -21174.0871545    
    -22232.8128918    
    -22540.3063836    
    -21993.8017929    
    -21297.4099573    
    -22199.4290137    
    -23025.2879821    
    -22894.3920938    
    -22746.5938008    
    -22459.0790743    
    -22728.7989075    
    -21084.6723559    
    -22660.3527455    
    -21104.8379090    
    -22779.4046966    
    -22833.4813403    
    -22360.7997509    
    -21132.7130074    
    -23214.6583218    
    -21234.1714231    
    -21298.1068189    
    -22408.6790862    
    -23422.8405986    
    -21299.7841758    
    -22337.8043455    
    -21300.9711862    
    -22534.5676079    
    -21406.3957282    
    -22340.4752059    
    -21341.2361012    
    -21281.9732569    
    -21164.6513844    
    -22447.1396959    
    -21389.9935160    
    -21393.6535940    
    -21255.9535267    
    -22549.7963973    
    -22529.2090587    
    -22539.6473870    
    -21272.5433434    
    -21324.9695858    
    -22915.3360416    
    -22361.6681388    
    -21257.5139499    
    -21418.0450973    
    -21223.2448471    
    -22324.9832525    
    -21246.4483610    
    -21237.0450676    
    -22215.1518313    
    -21456.5701410    
    -22494.8276069    
    -21166.7892639    
    -23088.4090415    
    -21329.1525216    
    -22181.4614558    
    -23324.3978684    
    -22631.1676477    
    -22844.3114146    
    -22896.6422409    
    -23045.2938144    
    -21105.6054899    
    -21379.4712674    
    -23060.3373475    
    -22494.2529254    
    -21086.8811145    
    -21258.3520267    
    -21311.3012891    
    -22655.4962356    
    -21333.3093672    
    -21499.7050819    
    -21019.7502874    
    -21160.5951262    
    -22573.2998443    
    -21491.7382022    
    -21403.5655489    
    -23115.0371357    
    -24381.9599918    
    -24348.4529373    
    -24280.3869401    
    -22620.5223569    
    -23085.4427519    
    -22960.7229750    
    -22408.3906863    
    -22692.9109813    
    -23104.6717362    
    -20939.1874207    
    -21276.1887768    
    -22113.0438490    
    -21111.2299150    
    -22326.7779223    
    -21477.1584871    
    -21395.9868240    
    -21533.1250765    
    -21247.3584834    
    -21500.4500309    
    -23431.2599285    
    -21365.6201363    
    -21152.7879350    
    -21208.4812274    
    -23007.9388519    
    -21213.6739889    
    -22453.3984070    
    -21396.1717205    
    -21389.3843081    
    -21247.6517181    
    -21162.0216904    
    -21504.1523339    
    -22288.3709120    
    -21416.3202744    
    -21109.4120152    
    -21650.3970190    
    -21301.7733765    
    -22397.9747756    
    -21158.4034323    
    -21247.7118349    
    -21260.9955210    
    -21371.8642889    
    -21627.0415709    
    -22264.4760233    
    -21511.9388863    
    -21595.0257832    
    -21277.8028078    
    -21504.9692141    
    -21097.3907861    
    -22894.8513382    
    -21337.6021390    
    -21296.2638046    
    -21512.9892709    
    -22949.8032204    
    -22305.3214135    
    -21204.1462932    
    -22755.2713282    
    -21249.8113491    
    -21371.3420646    
    -22362.7234186    
    -21133.8032678    
    -22458.1770726    
    -22770.3926770    
    -22687.8949257    
    -22485.6647800    
    -21342.5595734    
    -21185.9800581    
    -22595.9817507    
    -21614.2783714    
    -21207.4318028    
    -21466.2991026    
    -21055.9749306    
    -22398.0370426    
    -21243.6767339    
    -21135.6402419    
    -21141.3908038    
    -21601.1952918    
    -21402.1191541    
    -22311.4557933    
    -21508.9678336    
    -21196.3058359    
    -21312.3773263    
    -21297.4163879    
    -21096.4605748    
    -21042.2325600    
    -22199.4603385    
    -21317.8112847    
    -21332.7391093    
    -22341.3728427    
    -22666.3500647    
    -22149.1365658    
    -21524.7819605    
    -21180.7073157    
    -22502.7363655    
    -21428.3138080    
    -21357.1021298    
    -21407.4840478    
    -21671.7162009    
    -21458.5294905    
    -21617.4610945    
    -22644.4854204    
    -22562.4014839    
    -21335.5889175    
    -21383.0869703    
    -22366.5115102    
    -22324.6610220    
    -21289.4560607    
    -21182.5378194    
    -22140.3729313    
    -21497.8891628    
    -21256.3114777    
    -21291.2757165    
    -21385.9304513    
    -21519.7981295    
    -21382.7919253    
    -25241.6935986    
    -21287.2584181    
    -21130.0677491    
    -21301.3591419    
    -21165.7131519    
    -21505.9035055    
    -22580.3252342
    

    MY INPUT FILE
    tasks
    2

    xctype
    20

    autolinengy
    true

    mixtype
    3

    maxscl
    300

    nempty
    10

    sppath
    '../elk-4.0.15/species/'

    avec
    8.819000000 0.000000000 0.000000000
    0.000000000 8.819000000 0.000000000
    0.000000000 0.000000000 8.819000000

    atoms
    2 : nspecies
    'A.in' : spfname
    1 : natoms; atpos, bfcmt below
    0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000
    'B.in' : spfname
    3 : natoms; atpos, bfcmt below
    0.50000000 0.50000000 0.00000000 0.00000000 0.00000000 0.00000000
    0.00000000 0.50000000 0.50000000 0.00000000 0.00000000 0.00000000
    0.50000000 0.00000000 0.50000000 0.00000000 0.00000000 0.00000000

    ngridk
    10 10 10

    REGARDS
    SS

     

    Last edit: TOP GUN 2017-02-15
  • Markus

    Markus - 2017-02-15

    Hello,

    without knowing what the species are, one cannot reproduce the problem. Here's just one idea: Maybe the Broyden mixer is too agressive and causes the oscillation. Try to use the default mixer insted.

    Cheers,
    Markus

     
  • TOP GUN

    TOP GUN - 2017-02-15

    dear markus,
    the species is
    REGARDS
    SS

     

    Last edit: TOP GUN 2017-02-25
  • TOP GUN

    TOP GUN - 2017-02-17

    DEAR ALL,
    can anybody tell me the problem with my input file.
    I HAVE NOT GOT ANY RESPONSES FOR MY POST.

    REGARDS
    SS

     

    Last edit: TOP GUN 2017-02-17

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