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lammps/examples/reax/ZnOH2/ffield.reax.ZnOH
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DATE: 2011-02-18 CONTRIBUTOR: Aidan Thompson, athomps@sandia.gov CITATION: Raymand, van Duin, Spangberg, Goddard and Hermansson, Surf Sci, 604, 741-752 (2010) COMMENT: Reactive MD-force field: water/zinc: Raymand, D.; van Duin, A. C. T.; Spangberg, D.; Goddard, W. A.; Hermansson, K. Surface Science 2010, 604, 9-10, 741-752.
39 ! Number of general parameters
50.0000 !Overcoordination parameter
9.5469 !Overcoordination parameter
26.5405 !Valency angle conjugation parameter
1.7224 !Triple bond stabilisation parameter
6.8702 !Triple bond stabilisation parameter
60.4850 !C2-correction
1.0588 !Undercoordination parameter
4.6000 !Triple bond stabilisation parameter
12.1176 !Undercoordination parameter
13.3056 !Undercoordination parameter
-70.5044 !Triple bond stabilization energy
0.0000 !Lower Taper-radius
10.0000 !Upper Taper-radius
2.8793 !Not used
33.8667 !Valency undercoordination
6.0891 !Valency angle/lone pair parameter
1.0563 !Valency angle
2.0384 !Valency angle parameter
6.1431 !Not used
6.9290 !Double bond/angle parameter
0.3989 !Double bond/angle parameter: overcoord
3.9954 !Double bond/angle parameter: overcoord
-2.4837 !Not used
5.7796 !Torsion/BO parameter
10.0000 !Torsion overcoordination
1.9487 !Torsion overcoordination
-1.2327 !Conjugation 0 (not used)
2.1645 !Conjugation
1.5591 !vdWaals shielding
0.1000 !Cutoff for bond order (*100)
2.1365 !Valency angle conjugation parameter
0.6991 !Overcoordination parameter
50.0000 !Overcoordination parameter
1.8512 !Valency/lone pair parameter
0.5000 !Not used
20.0000 !Not used
5.0000 !Molecular energy (not used)
0.0000 !Molecular energy (not used)
2.6962 !Valency angle conjugation parameter
4 ! Nr of atoms; cov.r; valency;a.m;Rvdw;Evdw;gammaEEM;cov.r2;#
alfa;gammavdW;valency;Eunder;Eover;chiEEM;etaEEM;n.u.
cov r3;Elp;Heat inc.;n.u.;n.u.;n.u.;n.u.
ov/un;val1;n.u.;val3,vval4
H 0.8930 1.0000 1.0080 1.3550 0.0930 0.8203 -0.1000 1.0000
8.2230 33.2894 1.0000 0.0000 121.1250 3.7248 9.6093 1.0000
-0.1000 0.0000 61.6606 3.0408 2.4197 0.0003 1.0698 0.0000
-19.4571 4.2733 1.0338 1.0000 2.8793 0.0000 0.0000 0.0000
O 1.2450 2.0000 15.9990 2.3890 0.1000 1.0898 1.0548 6.0000
9.7300 13.8449 4.0000 37.5000 116.0768 8.5000 8.3122 2.0000
0.9049 0.4056 59.0626 3.5027 0.7640 0.0021 0.9745 0.0000
-3.5500 2.9000 1.0493 4.0000 2.9225 0.0000 0.0000 0.0000
Zn 1.8862 2.0000 65.3900 1.9200 0.2998 0.4828 -1.6836 2.0000
11.5134 18.3776 2.0000 0.0078 0.0000 2.0219 5.7915 0.0000
-1.2000 0.0000 266.4838 5.3430 10.1260 0.7590 0.0000 0.0000
-3.0614 2.1158 1.0338 6.2998 2.5791 0.0000 0.0000 0.0000
X -0.1000 2.0000 1.0080 2.0000 0.0000 1.0000 -0.1000 6.0000
10.0000 2.5000 4.0000 0.0000 0.0000 8.5000 1.5000 0.0000
-0.1000 0.0000 -2.3700 8.7410 13.3640 0.6690 0.9745 0.0000
-11.0000 2.7466 1.0338 6.2998 2.8793 0.0000 0.0000 0.0000
6 ! Nr of bonds; Edis1;LPpen;n.u.;pbe1;pbo5;13corr;pbo6
pbe2;pbo3;pbo4;n.u.;pbo1;pbo2;ovcorr
1 1 153.3934 0.0000 0.0000 -0.4600 0.0000 1.0000 6.0000 0.7300
6.2500 1.0000 0.0000 1.0000 -0.0790 6.0552 0.0000 0.0000
2 2 142.2858 145.0000 50.8293 0.2506 -0.1000 1.0000 29.7503 0.6051
0.3451 -0.1055 9.0000 1.0000 -0.1225 5.5000 1.0000 0.0000
1 2 160.0000 0.0000 0.0000 -0.5725 0.0000 1.0000 6.0000 0.5626
1.1150 1.0000 0.0000 0.0000 -0.0920 4.2790 0.0000 0.0000
1 3 0.0000 0.0000 0.0000 0.0000 -0.5000 1.0000 50.0000 0.5000
0.5000 -0.5000 30.0000 1.0000 -0.2000 8.0000 0.0000 0.0000
2 3 159.9755 0.0000 0.0000 -0.4548 -0.5000 0.0000 35.0000 0.0375
1.3099 -0.5000 25.0000 0.0000 -0.4787 4.6717 0.0000 0.0000
3 3 38.4643 0.0000 0.0000 -0.6944 -0.2000 0.0000 16.0000 0.2129
0.5059 -0.2000 15.0000 0.0000 -0.0814 6.0333 0.0000 0.0000
3 ! Nr of off-diagonal terms; Ediss;Ro;gamma;rsigma;rpi;rpi2
1 2 0.0283 1.2885 10.9190 0.9215 -1.0000 -1.0000
2 3 0.2744 2.1414 9.7703 1.9804 -1.0000 -1.0000
1 3 0.0987 1.8227 12.0654 0.1000 -1.0000 -1.0000
11 ! Nr of angles;at1;at2;at3;Thetao,o;ka;kb;pv1;pv2
1 1 1 0.0000 27.9213 5.8635 0.0000 0.0000 0.0000 1.0400
2 2 2 80.7324 30.4554 0.9953 0.0000 1.6310 50.0000 1.0783
1 2 2 75.6935 50.0000 2.0000 0.0000 1.0000 0.0000 1.1680
1 2 1 85.8000 9.8453 2.2720 0.0000 2.8635 0.0000 1.5800
2 1 2 0.0000 15.0000 2.8900 0.0000 0.0000 0.0000 2.8774
1 1 2 0.0000 8.5744 3.0000 0.0000 0.0000 0.0000 1.0421
1 2 3 77.5446 9.9016 2.3157 0.0000 0.4543 0.0000 2.3770
2 3 2 10.8790 38.9915 0.7072 0.0000 2.0000 0.0000 2.6162
3 2 3 37.5284 32.3525 0.2657 0.0000 0.4403 0.0000 1.1000
2 3 3 16.9624 30.3241 0.2697 0.0000 2.0000 0.0000 3.0708
2 2 3 60.0000 20.0000 0.5000 0.0000 1.0000 0.0000 2.0000
3 ! Nr of torsions;at1;at2;at3;at4;;V1;V2;V3;V2(BO);vconj;n.u;n
1 2 2 1 2.2500 -6.2288 1.0000 -2.6189 -1.0000 0.0000 0.0000
1 2 2 2 0.4723 -12.4144 -1.0000 -2.5000 -1.0000 0.0000 0.0000
2 2 2 2 -2.5000 -25.0000 1.0000 -2.5000 -1.0000 0.0000 0.0000
1 ! Nr of hydrogen bonds;at1;at2;at3;Rhb;Dehb;vhb1
2 1 2 2.1200 -3.5800 1.4500 19.5000
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