| 1 | ! This is the forcefield file for all water models supported by OOPSE. | 
| 2 | ! | 
| 3 |  | 
| 4 | #AtomTypes | 
| 5 | !Atom           isDirectional   isLJ    isCharge        mass (amu)      epsilon (kcal/mol)      sigma (Ang)     q (e) | 
| 6 |  | 
| 7 | SSD_E           1               1       0               18.0153         0.152                   3.035           0.0 | 
| 8 | SSD_RF          1               1       0               18.0153         0.152                   3.019           0.0 | 
| 9 | SSD             1               1       0               18.0153         0.152                   3.051           0.0 | 
| 10 | SSD1            1               1       0               18.0153         0.152                   3.016           0.0 | 
| 11 | O_TIP3P         0               1       1               15.9994         0.1521                  3.15061         -0.834 | 
| 12 | O_TIP4P         0               1       0               15.9994         0.1550                  3.15365         0.0 | 
| 13 | O_TIP5P         0               1       0               15.9994         0.16                    3.12            0.0 | 
| 14 | O_SPCE          0               1       1               15.9994         0.15532                 3.16549         -0.8476 | 
| 15 | H_TIP3P         0               0       1               1.0079          0.0                     0.0             0.417 | 
| 16 | H_TIP4P         0               0       1               1.0079          0.0                     0.0             0.520 | 
| 17 | H_TIP5P         0               0       1               1.0079          0.0                     0.0             0.241 | 
| 18 | H_SPCE          0               0       1               1.0079          0.0                     0.0             0.4238 | 
| 19 | EP_TIP4P        0               0       1               0.0             0.0                     0.0             -1.040 | 
| 20 | EP_TIP5P        0               0       1               0.0             0.0                     0.0             -0.241 | 
| 21 |  | 
| 22 |  | 
| 23 | #DirectionalTypes | 
| 24 | !Atom           isDipole        isSticky        I_xx (amu*Ang^2)        I_yy    I_zz    dipole (Debye)  w0      v0 (kcal/mol)   v0p     rl (Ang)  ru    rlp     rup | 
| 25 |  | 
| 26 | SSD_E           1               1               1.7696                  0.6145  1.1550  2.42            0.07715 3.90            3.90    2.40      3.80  2.75    3.35 | 
| 27 | SSD_RF          1               1               1.7696                  0.6145  1.1550  2.48            0.07715 3.90            3.90    2.40      3.80  2.75    3.35 | 
| 28 | SSD             1               1               1.7696                  0.6145  1.1550  2.35            0.07715 3.7284          3.7284  2.75      3.35  2.75    4.0 | 
| 29 | SSD1            1               1               1.7696                  0.6145  1.1550  2.35            0.07715 3.6613          3.6613  2.75      3.35  2.75    4.0 |