目次
はじめに
このチュートリアルではPt(111)(3x3)表面に吸着したメタノールを例に取りCrystal orbital overlap population (COOP) 解析の方法を説明します。
COOP解析では以下の手順で計算を行います。
という手順で計算を行います。 また吸着系の構造は既に最適化しているとものとし、吸着系、分子、基板は以下のディレクトリで計算を行うことにします。
CH3OH/ Pt111/ Total/
# # CH3OH on Pt(111) # RESTART WF_OPT DAV NTYP 4 NATM 51 GMAX 6.0 GMAXP 20.0 KPOINT_MESH 4 4 1 WAY_MIX 6 MIX_ALPHA 0.2 SMEARING MP WIDTH 0.02 EDELTA 1.D-12 NEG 374 &CELL 15.935782493970 0.000000000000 0.000000000000 -7.967891246985 13.800792468961 0.000000000000 0.000000000000 0.000000000000 65.057559603672 &END &ATOMIC_SPECIES Pt 195.084 pot.Pt_pbe1 H 1.00784 pot.H_lda1 C 12.0107 pot.C_pbe1 O 15.9994 pot.O_pbe1 &END &ATOMIC_COORDINATES CARTESIAN -1.8137028864 9.7577897649 6.0475265334 1 1 3 0.3796625950 9.4143384000 4.4413806754 1 1 4 -2.8866486133 7.9909878630 5.9662288609 1 1 2 1.3575317442 10.9863245180 4.4084228902 1 1 2 -3.0023990778 11.3232130902 5.3771267684 1 1 2 -1.1679860539 10.1062442042 7.9898686733 1 1 2 -0.0099652505 -0.0118152838 -0.0389267708 1 1 1 5.2888683372 0.0108921856 -0.0645303625 1 1 1 10.6265696551 0.0008317009 -0.0387744777 1 1 1 -2.6897091584 4.5448841905 -0.0523847489 1 1 1 2.6635463467 4.5580537376 -0.0706515335 1 1 1 7.9589507735 4.5854784695 -0.0722719517 1 1 1 -5.3637785701 9.1883685551 -0.0662604821 1 1 1 -0.0392907170 9.1565874594 0.0579966667 1 1 1 5.3281043692 9.1911533151 -0.0722007294 1 1 1 -0.0021214349 3.0614887173 -4.4301258499 1 1 1 5.3127589060 3.0682635440 -4.4675412941 1 1 1 10.6216354438 3.0680025298 -4.4594236536 1 1 1 -2.6410480936 7.6736054392 -4.3637257870 1 1 1 2.6463501164 7.6713174600 -4.3821208007 1 1 1 7.9673552854 7.6640546571 -4.4695568010 1 1 1 -5.3175076764 12.2702284809 -4.4320528195 1 1 1 0.0018447605 12.2611966334 -4.3749773596 1 1 1 5.3128659353 12.2716266162 -4.4267739348 1 1 1 0.0011760521 -3.0598724283 -8.7324837135 1 1 1 5.3220998470 -3.0659574817 -8.6963658587 1 1 1 10.6177996176 -3.0665582052 -8.6965151025 1 1 1 -2.6520476401 1.5342773535 -8.7269069007 1 1 1 2.6533798972 1.5333891366 -8.7316179193 1 1 1 7.9713478584 1.5258548152 -8.7275686163 1 1 1 -5.2901369599 6.1501470806 -8.7275606477 1 1 1 0.0020257219 6.1445633683 -8.6976678046 1 1 1 5.3019326567 6.1448522618 -8.7326135025 1 1 1 0.0000000000 0.0000000000 -13.0115119207 1 0 1 5.3119274980 0.0000000000 -13.0115119207 1 0 1 10.6238549960 0.0000000000 -13.0115119207 1 0 1 -2.6559637490 4.6002641563 -13.0115119207 1 0 1 2.6559637490 4.6002641563 -13.0115119207 1 0 1 7.9678912470 4.6002641563 -13.0115119207 1 0 1 -5.3119274980 9.2005283126 -13.0115119207 1 0 1 -0.0000000000 9.2005283126 -13.0115119207 1 0 1 5.3119274980 9.2005283126 -13.0115119207 1 0 1 -0.0000000000 3.0668427709 -17.3486825610 1 0 1 5.3119274980 3.0668427709 -17.3486825610 1 0 1 10.6238549960 3.0668427709 -17.3486825610 1 0 1 -2.6559637490 7.6671069272 -17.3486825610 1 0 1 2.6559637490 7.6671069272 -17.3486825610 1 0 1 7.9678912470 7.6671069272 -17.3486825610 1 0 1 -5.3119274980 12.2673710835 -17.3486825610 1 0 1 -0.0000000000 12.2673710835 -17.3486825610 1 0 1 5.3119274980 12.2673710835 -17.3486825610 1 0 1 &END &ESM BOUNDARY_CONDITION BARE &END
``qsub``を使用、あるいは``mpirun``を用いてSTATEの実行を行います。
# # CH3OH # WF_OPT DAV NTYP 4 NATM 6 GMAX 6.0 GMAXP 20.0 KPOINT_MESH 4 4 1 WAY_MIX 6 MIX_ALPHA 0.5 SMEARING MP WIDTH 0.02 EDELTA 1.D-12 NEG 16 &CELL 15.935782493970 0.000000000000 0.000000000000 -7.967891246985 13.800792468961 0.000000000000 0.000000000000 0.000000000000 65.057559603672 &END &ATOMIC_SPECIES Pt 195.084 pot.Pt_pbe1 H 1.00784 pot.H_lda1 C 12.0107 pot.C_pbe1 O 15.9994 pot.O_pbe1 &END &ATOMIC_COORDINATES CARTESIAN -1.8137028864 9.7577897649 6.0475265334 1 1 3 0.3796625950 9.4143384000 4.4413806754 1 1 4 -2.8866486133 7.9909878630 5.9662288609 1 1 2 1.3575317442 10.9863245180 4.4084228902 1 1 2 -3.0023990778 11.3232130902 5.3771267684 1 1 2 -1.1679860539 10.1062442042 7.9898686733 1 1 2 &END &ESM BOUNDARY_CONDITION BARE &END吸着系と同様にSCF計算を実行します。
# # Pt(111) # WF_OPT DAV NTYP 4 NATM 45 GMAX 6.0 GMAXP 20.0 KPOINT_MESH 4 4 1 NSCF 400 WAY_MIX 6 MIX_ALPHA 0.2 SMEARING MP WIDTH 0.02 EDELTA 1.D-12 NEG 358 &CELL 15.935782493970 0.000000000000 0.000000000000 -7.967891246985 13.800792468961 0.000000000000 0.000000000000 0.000000000000 65.057559603672 &END &ATOMIC_SPECIES Pt 195.084 pot.Pt_pbe1 H 1.00784 pot.H_lda1 C 12.0107 pot.C_pbe1 O 15.9994 pot.O_pbe1 &END &ATOMIC_COORDINATES CARTESIAN -0.0099652505 -0.0118152838 -0.0389267708 1 1 1 5.2888683372 0.0108921856 -0.0645303625 1 1 1 10.6265696551 0.0008317009 -0.0387744777 1 1 1 -2.6897091584 4.5448841905 -0.0523847489 1 1 1 2.6635463467 4.5580537376 -0.0706515335 1 1 1 7.9589507735 4.5854784695 -0.0722719517 1 1 1 -5.3637785701 9.1883685551 -0.0662604821 1 1 1 -0.0392907170 9.1565874594 0.0579966667 1 1 1 5.3281043692 9.1911533151 -0.0722007294 1 1 1 -0.0021214349 3.0614887173 -4.4301258499 1 1 1 5.3127589060 3.0682635440 -4.4675412941 1 1 1 10.6216354438 3.0680025298 -4.4594236536 1 1 1 -2.6410480936 7.6736054392 -4.3637257870 1 1 1 2.6463501164 7.6713174600 -4.3821208007 1 1 1 7.9673552854 7.6640546571 -4.4695568010 1 1 1 -5.3175076764 12.2702284809 -4.4320528195 1 1 1 0.0018447605 12.2611966334 -4.3749773596 1 1 1 5.3128659353 12.2716266162 -4.4267739348 1 1 1 0.0011760521 -3.0598724283 -8.7324837135 1 1 1 5.3220998470 -3.0659574817 -8.6963658587 1 1 1 10.6177996176 -3.0665582052 -8.6965151025 1 1 1 -2.6520476401 1.5342773535 -8.7269069007 1 1 1 2.6533798972 1.5333891366 -8.7316179193 1 1 1 7.9713478584 1.5258548152 -8.7275686163 1 1 1 -5.2901369599 6.1501470806 -8.7275606477 1 1 1 0.0020257219 6.1445633683 -8.6976678046 1 1 1 5.3019326567 6.1448522618 -8.7326135025 1 1 1 0.0000000000 0.0000000000 -13.0115119207 1 0 1 5.3119274980 0.0000000000 -13.0115119207 1 0 1 10.6238549960 0.0000000000 -13.0115119207 1 0 1 -2.6559637490 4.6002641563 -13.0115119207 1 0 1 2.6559637490 4.6002641563 -13.0115119207 1 0 1 7.9678912470 4.6002641563 -13.0115119207 1 0 1 -5.3119274980 9.2005283126 -13.0115119207 1 0 1 -0.0000000000 9.2005283126 -13.0115119207 1 0 1 5.3119274980 9.2005283126 -13.0115119207 1 0 1 -0.0000000000 3.0668427709 -17.3486825610 1 0 1 5.3119274980 3.0668427709 -17.3486825610 1 0 1 10.6238549960 3.0668427709 -17.3486825610 1 0 1 -2.6559637490 7.6671069272 -17.3486825610 1 0 1 2.6559637490 7.6671069272 -17.3486825610 1 0 1 7.9678912470 7.6671069272 -17.3486825610 1 0 1 -5.3119274980 12.2673710835 -17.3486825610 1 0 1 -0.0000000000 12.2673710835 -17.3486825610 1 0 1 5.3119274980 12.2673710835 -17.3486825610 1 0 1 &END &ESM BOUNDARY_CONDITION BARE &END
# # CH3OH on Pt(111) # TASK COOP WF_OPT DAV NTYP 4 NATM 51 GMAX 6.0 GMAXP 20.0 KPOINT_MESH 4 4 1 WAY_MIX 6 MIX_ALPHA 0.5 SMEARING MP WIDTH 0.02 EDELTA 1.D-12 NEG 374 &CELL 15.935782493970 0.000000000000 0.000000000000 -7.967891246985 13.800792468961 0.000000000000 0.000000000000 0.000000000000 65.057559603672 &END &ATOMIC_SPECIES Pt 195.084 pot.Pt_pbe1 H 1.00784 pot.H_lda1 C 12.0107 pot.C_pbe1 O 15.9994 pot.O_pbe1 &END &ATOMIC_COORDINATES CARTESIAN -1.8137028864 9.7577897649 6.0475265334 1 1 3 0.3796625950 9.4143384000 4.4413806754 1 1 4 -2.8866486133 7.9909878630 5.9662288609 1 1 2 1.3575317442 10.9863245180 4.4084228902 1 1 2 -3.0023990778 11.3232130902 5.3771267684 1 1 2 -1.1679860539 10.1062442042 7.9898686733 1 1 2 -0.0099652505 -0.0118152838 -0.0389267708 1 1 1 5.2888683372 0.0108921856 -0.0645303625 1 1 1 10.6265696551 0.0008317009 -0.0387744777 1 1 1 -2.6897091584 4.5448841905 -0.0523847489 1 1 1 2.6635463467 4.5580537376 -0.0706515335 1 1 1 7.9589507735 4.5854784695 -0.0722719517 1 1 1 -5.3637785701 9.1883685551 -0.0662604821 1 1 1 -0.0392907170 9.1565874594 0.0579966667 1 1 1 5.3281043692 9.1911533151 -0.0722007294 1 1 1 -0.0021214349 3.0614887173 -4.4301258499 1 1 1 5.3127589060 3.0682635440 -4.4675412941 1 1 1 10.6216354438 3.0680025298 -4.4594236536 1 1 1 -2.6410480936 7.6736054392 -4.3637257870 1 1 1 2.6463501164 7.6713174600 -4.3821208007 1 1 1 7.9673552854 7.6640546571 -4.4695568010 1 1 1 -5.3175076764 12.2702284809 -4.4320528195 1 1 1 0.0018447605 12.2611966334 -4.3749773596 1 1 1 5.3128659353 12.2716266162 -4.4267739348 1 1 1 0.0011760521 -3.0598724283 -8.7324837135 1 1 1 5.3220998470 -3.0659574817 -8.6963658587 1 1 1 10.6177996176 -3.0665582052 -8.6965151025 1 1 1 -2.6520476401 1.5342773535 -8.7269069007 1 1 1 2.6533798972 1.5333891366 -8.7316179193 1 1 1 7.9713478584 1.5258548152 -8.7275686163 1 1 1 -5.2901369599 6.1501470806 -8.7275606477 1 1 1 0.0020257219 6.1445633683 -8.6976678046 1 1 1 5.3019326567 6.1448522618 -8.7326135025 1 1 1 0.0000000000 0.0000000000 -13.0115119207 1 0 1 5.3119274980 0.0000000000 -13.0115119207 1 0 1 10.6238549960 0.0000000000 -13.0115119207 1 0 1 -2.6559637490 4.6002641563 -13.0115119207 1 0 1 2.6559637490 4.6002641563 -13.0115119207 1 0 1 7.9678912470 4.6002641563 -13.0115119207 1 0 1 -5.3119274980 9.2005283126 -13.0115119207 1 0 1 -0.0000000000 9.2005283126 -13.0115119207 1 0 1 5.3119274980 9.2005283126 -13.0115119207 1 0 1 -0.0000000000 3.0668427709 -17.3486825610 1 0 1 5.3119274980 3.0668427709 -17.3486825610 1 0 1 10.6238549960 3.0668427709 -17.3486825610 1 0 1 -2.6559637490 7.6671069272 -17.3486825610 1 0 1 2.6559637490 7.6671069272 -17.3486825610 1 0 1 7.9678912470 7.6671069272 -17.3486825610 1 0 1 -5.3119274980 12.2673710835 -17.3486825610 1 0 1 -0.0000000000 12.2673710835 -17.3486825610 1 0 1 5.3119274980 12.2673710835 -17.3486825610 1 0 1 &END &ESM BOUNDARY_CONDITION BARE &END &COOP KPDOSMO_MOL_1 16 KATM_MOL_1 6 KLMTA_MOL_1 16 KPDOSMO_SUB 358 KATM_SUB 45 KLMTA_SUB 900 WFN_MOL_1 ../CH3OH/zaj.data WFN_SUB ../Pt111/zaj.data &END
以上の入力ファイルを用いてCOOP解析に必要な分子軌道および基板波動関数の全波動関数との重なり積分の計算を行います。この入力ファイルはSCF計算のものとほとんど同じですが、以下でCOOP計算の準備を指定します。
TASK COOP
また&COOP...&ENDブロックに
&COOP KPDOSMO_MOL_1 16 KATM_MOL_1 6 KLMTA_MOL_1 16 KPDOSMO_SUB 358 KATM_SUB 45 KLMTA_SUB 900 WFN_MOL_1 ../CH3OH/zaj.data WFN_SUB ../Pt111/zaj.data &ENDここでKPDOSMO_MOL_1とKPDOSMO_SUBの和は全系のバンド数と一致させておく必要があります。 この入力ファイルを実行すると
1 : KSPIN 10 : KNV3 8 16 6 16 : NPDOSMO1 KPDOSMO1 KATM1 KLMTA_1 0 0 0 0 : NPDOSMO2 KPDOSMO2 KATM2 KLMTA_2 358 358 45 900 : NPDOSMO3 KPDOSMO3 KATM3 KLMTA_3 -15.00 5.00 0.10 2001 : EMIN EMAX EWIDTH NPDOSE
最後の``coop_analysis``を使ってCOOP解析を行います。 今の例で分子軌道として占有軌道 (7) および非占有軌道 (9) を考慮してオーバラップの計算を行いましたが、COOP解析の際に全部の分子軌道を利用することはありません。以下ではHOMOまで、およびLUMOまで考慮してCOOP解析を行ってみましょう。 (to be continued)