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root/group/trunk/OOPSE-3.0/forceFields/DUFF2.frc
Revision: 2777
Committed: Thu May 25 21:40:57 2006 UTC (18 years, 1 month ago) by chrisfen
File size: 11754 byte(s)
Log Message:
Added TIP5P-E and fixed a bug for Thermodynamic integration (you can now have a lambda of 0)

File Contents

# Content
1 // This is the forcefield file for the Dipolar Unified-atom Force Field (DUFF)
2 //
3 // The sections are divided into AtomTypes
4 //
5 //any parameters (but not all) are derived from the TRAPPE force field
6 // of Siepmann's group.
7 begin AtomTypes
8 //Name mass (amu)
9 CH4 16.05
10 CH3 15.04
11 CH2 14.03
12 CH 13.02
13 DIP 9.00764
14 SSD 18.0153
15 SSD1 18.0153
16 SSD_E 18.0153
17 SSD_RF 18.0153
18 TAP 18.0153
19 O_DIP3P 15.9994
20 O_TIP3P 15.9994
21 O_TIP4P 15.9994
22 O_TIP4P-Ew 15.9994
23 O_TIP5P 15.9994
24 O_TIP5P-E 15.9994
25 O_SPCE 15.9994
26 O_SPC 15.9994
27 H_DIP3P 1.0079
28 H_TIP3P 1.0079
29 H_TIP4P 1.0079
30 H_TIP4P-Ew 1.0079
31 H_TIP5P 1.0079
32 H_SPCE 1.0079
33 H_SPC 1.0079
34 EP_TIP4P 0.0
35 EP_TIP4P-Ew 0.0
36 EP_TIP5P 0.0
37 HEAD 196
38 TB1 14.03
39 TE1 15.04
40 TB2 21.05
41 TE2 22.56
42 TB3 28.06
43 TE3 30.08
44 H 1.00794
45 He 4.002602
46 C 12.0107
47 N 14.00674
48 O 15.9994
49 F 18.9984032
50 Ne 20.1797
51 S 32.066
52 Cl 35.4527
53 Cl- 35.4527
54 Na+ 22.98977
55 Ar 39.948
56 Br 79.904
57 Kr 83.80
58 U 1.00
59 GBPaper 48.0428
60 linear 48.0428
61 Pchg+ 5.000
62 Pchg- 5.000
63 PDIP 10.000
64 DPD 72.06112
65 end AtomTypes
66
67 begin DirectionalAtomTypes
68 //Name I_xx I_yy I_zz (All moments in (amu*Ang^2)
69 H_DIP3P 0 0 0
70 DIP 0.8202 0.8202 0
71 SSD 1.7696 0.6145 1.1550
72 SSD1 1.7696 0.6145 1.1550
73 SSD_E 1.7696 0.6145 1.1550
74 SSD_RF 1.7696 0.6145 1.1550
75 TAP 1.7696 0.6145 1.1550
76 HEAD 1125 1125 250
77 GBPaper 86.477 86.477 0
78 linear 86.477 86.477 0
79 PDIP 10.0 10.0 0
80 end DirectionalAtomTypes
81
82 begin GayBerneAtomTypes
83 //Name Sigma l2b_ratio eps eps_ratio mu nu
84 GBPaper 3.35 3.0 0.774729 0.2 2.0 1.0
85 linear 2.8104 3.555721 0.774729 0.150814 2.0 1.0
86 end GayBerneAtomTypes
87
88 begin LennardJonesAtomTypes
89 //Name epsilon sigma
90 DIP 0.038025 3.12
91 SSD 0.152 3.051
92 SSD1 0.152 3.016
93 SSD_E 0.152 3.035
94 SSD_RF 0.152 3.019
95 TAP 0.152 2.9
96 O_DIP3P 0.1521 3.15061
97 O_TIP3P 0.1521 3.15061
98 O_TIP4P 0.1550 3.15365
99 O_TIP4P-Ew 0.16275 3.16435
100 O_TIP5P 0.16 3.12
101 O_TIP5P-E 0.178 3.097
102 O_SPCE 0.15532 3.16549
103 O_SPC 0.15532 3.16549
104 CH4 0.279 3.73
105 CH3 0.185 3.75
106 CH2 0.0866 3.95
107 CH 0.0189 4.68
108 HEAD 0.185 0.75
109 TB1 0.0866 4.0
110 TE1 0.185 4.0
111 TB2 0.25 6.0
112 TE2 0.5 6.0
113 TB3 0.5 8.0
114 TE3 0.75 8.0
115 H 0.017090056482 2.81
116 He 0.020269601874 2.28
117 C 0.101745452544 3.35
118 N 0.074123151951 3.31
119 O 0.122412497592 2.95
120 F 0.104924997936 2.83
121 Ne 0.09339914589 2.72
122 S 0.36366050421 3.52
123 Cl 0.344781953445 3.35
124 Cl- 0.100 4.445
125 Na+ 0.118 2.579
126 Ar 0.238068461226 3.41
127 Br 0.511111921764 3.54
128 Kr 0.32590340268 3.83
129 U 1.0 1.0
130 Pchg+ 0.1 3.0
131 Pchg- 0.1 3.0
132 PDIP 0.15 5.0
133 DPD 1.194 4.70
134 end LennardJonesAtomTypes
135
136 begin ChargeAtomTypes
137 // Name charge
138 O_TIP3P -0.834
139 O_SPCE -0.8476
140 O_SPC -0.82
141 H_TIP3P 0.417
142 H_TIP4P 0.520
143 H_TIP4P-Ew 0.52422
144 H_TIP5P 0.241
145 H_SPCE 0.4238
146 H_SPC 0.42
147 EP_TIP4P -1.040
148 EP_TIP4P-Ew -1.04844
149 EP_TIP5P -0.241
150 Cl -1.0
151 Cl- -1.0
152 Na+ 1.0
153 Pchg+ 0.5
154 Pchg- -1.0
155 end ChargeAtomTypes
156
157 begin MultipoleAtomTypes
158 // OOPSE currently only supports charge-charge, charge-dipole,
159 // dipole-dipole, and charge-quadrupole interactions.
160 // Dipoles may be either traditional point-dipoles or split-dipoles.
161 // possible formats for a multipolar atom type are:
162 //
163 // Point-dipoles:
164 // name d phi theta psi dipole_moment
165 //
166 // Split-dipoles:
167 // name s phi theta psi dipole_moment splitdipole_distance
168 //
169 // Point-Quadrupoles:
170 // name q phi theta psi Qxx Qyy Qzz
171 //
172 // Atoms with both dipole and quadrupole moments:
173 // name dq phi theta psi dipole_moment Qxx Qyy Qzz
174 //
175 // Atoms with both split dipoles and quadrupole moments:
176 // name sq phi theta psi dipole_moment splitdipole_distance Qxx Qyy Qzz
177 //
178 // Euler angles are given in zxz convention in units of degrees.
179 //
180 // Charges are given in units of electrons.
181 //
182 // Dipoles are given in units of Debyes.
183 //
184 // Split dipole distances are given in units of Angstroms.
185 //
186 // Quadrupole moments are given in units of 10^-26 esu cm^2 (also known as an
187 // esu centi-barn)
188 //
189 H_DIP3P d 0.0 0.0 0.0 1.91
190 DIP d 0.0 0.0 0.0 1.91
191 SSD_E dq 0.0 0.0 0.0 2.42 -1.682 1.762 -0.08
192 SSD_RF dq 0.0 0.0 0.0 2.48 -1.682 1.762 -0.08
193 SSD dq 0.0 0.0 0.0 2.35 -1.682 1.762 -0.08
194 SSD1 dq 0.0 0.0 0.0 2.35 -1.682 1.762 -0.08
195 TAP dq 0.0 0.0 0.0 2.12 -1.682 1.762 -0.08
196 PDIP d 0.0 0.0 0.0 9.6064
197 //HDP s 0.0 0.0 0.0 20.6 4.63
198 end MultipoleAtomTypes
199
200 begin StickyAtomTypes
201 //name w0 v0 (kcal/mol) v0p rl (Ang) ru rlp rup
202 SSD_E 0.07715 3.90 3.90 2.40 3.80 2.75 3.35
203 SSD_RF 0.07715 3.90 3.90 2.40 3.80 2.75 3.35
204 SSD 0.07715 3.7284 3.7284 2.75 3.35 2.75 4.0
205 SSD1 0.07715 3.6613 3.6613 2.75 3.35 2.75 4.0
206 end StickyAtomTypes
207
208 begin StickyPowerAtomTypes
209 //name w0 v0 (kcal/mol) v0p rl (Ang) ru rlp rup
210 TAP 0.075 5.5 0.25 2.75 3.5 2.75 3.25
211 end StickyPowerAtomTypes
212
213 begin BondTypes
214
215 //Atom1 Atom2 Fixed
216 //V_Fixed = 0
217
218 //Atom1 Atom2 Harmonic b0 Kb (kcal/mol)
219 //V_Harmonic = 0.5*Kb(b- bo)^2
220 //Harmonic Examples
221 HEAD CH3 Harmonic 2.75 260
222 HEAD CH2 Harmonic 2.75 260
223 HEAD CH Harmonic 2.75 260
224 HEAD TB1 Harmonic 2.76 260
225 HEAD TB2 Harmonic 3.20 260
226 HEAD TB3 Harmonic 3.63 260
227 CH3 CH3 Harmonic 1.526 260
228 CH3 CH2 Harmonic 1.526 260
229 CH3 CH Harmonic 1.526 260
230 CH2 CH2 Harmonic 1.526 260
231 CH2 CH Harmonic 1.526 260
232 CH CH Harmonic 1.526 260
233 TB1 TB1 Harmonic 1.526 260
234 TB2 TB2 Harmonic 2.34 260
235 TB3 TB3 Harmonic 3.12 260
236 TB1 TE1 Harmonic 1.526 260
237 TB2 TE2 Harmonic 2.34 260
238 TB3 TE3 Harmonic 3.12 260
239
240 //Atom1 Atom2 Cubic b0 K3 K2 K1 K0
241 //V_Cubic = K3(b - b0)^3 + K2(b - b0)^2 + K1(b - b0) + K0
242
243
244 //Atom1 Atom2 Quartic b0 K4 K3 K2 K1 K0
245 //V_Quartic = K4(b - b0)^4 + K3(b - b0)^3 + K2(b - b0)^2 + K1(b - b0) + K0
246
247
248 //Atom1 Atom2 Polynomial b0 i Ki [j Kj]
249 //V_Quartic = Ki(b - b0)^i + Kj(b - b0)^j + ...
250
251
252 end BondTypes
253
254 begin BendTypes
255
256 //Harmonic
257 //Atom1 Atom2 Atom3 Harmonic Theta0 Ktheta
258 //V_Harmonic = 0.5*Ktheta(Theta - Theta0)^2
259 //Ktheta: kcal/mole/rad**2
260 //Theta0: degrees
261 //Harmonic examples
262 //
263 HEAD CH2 HEAD Harmonic 114.0 117.68
264 HEAD CH2 CH3 Harmonic 114.0 117.68
265 HEAD CH2 CH2 Harmonic 114.0 117.68
266 HEAD TB1 TB1 Harmonic 114.0 117.68
267 HEAD TB2 TB2 Harmonic 114.0 117.68
268 HEAD TB3 TB3 Harmonic 114.0 117.68
269 HEAD CH2 CH Harmonic 114.0 117.68
270 HEAD CH CH3 Harmonic 112.0 117.68
271 HEAD CH CH2 Harmonic 112.0 117.68
272 HEAD CH CH Harmonic 112.0 117.68
273 CH3 CH2 CH3 Harmonic 114.0 117.68
274 CH3 CH2 CH2 Harmonic 114.0 117.68
275 CH3 CH2 CH Harmonic 114.0 117.68
276 CH3 CH CH3 Harmonic 112.0 117.68
277 CH3 CH CH2 Harmonic 112.0 117.68
278 CH3 CH CH Harmonic 112.0 117.68
279 CH2 CH2 CH2 Harmonic 114.0 117.68
280 CH2 CH2 CH Harmonic 114.0 117.68
281 CH2 CH CH2 Harmonic 112.0 117.68
282 CH2 CH CH Harmonic 112.0 117.68
283 CH CH2 CH Harmonic 114.0 117.68
284 CH CH CH Harmonic 112.0 117.68
285 TB1 TB1 TB1 Harmonic 114.0 117.68
286 TB2 TB2 TB2 Harmonic 114.0 117.68
287 TB3 TB3 TB3 Harmonic 114.0 117.68
288 TE1 TB1 TB1 Harmonic 114.0 117.68
289 TE2 TB2 TB2 Harmonic 114.0 117.68
290 TE3 TB3 TB3 Harmonic 114.0 117.68
291
292 //GhostBend
293 //Atom1 Atom2 GHOST GhostBend Theta0 Ktheta
294 //Atom2 must be directional atom
295 //Ghost examples
296 CH2 HEAD GHOST GhostBend 129.783 0.00354
297 CH2 HEAD GHOST GhostBend 90.0 117.68
298 TB1 HEAD GHOST GhostBend 90.0 117.68
299 TB2 HEAD GHOST GhostBend 90.0 117.68
300 TB3 HEAD GHOST GhostBend 90.0 117.68
301
302 //UreyBradley
303 //Atom1 Atom2 Atom3 UreyBradley Theta0 Ktheta S0 Kub
304 //V_UreyBradleyBend = Ktheta(Theta - Theta0)^2 + Kub(S - S0)^2
305 //Ktheta: kcal/mole/rad**2
306 //Theta0: degrees
307 //Kub: kcal/mole/A**2
308 //S0: A
309
310 //Cubic
311 //Atom1 Atom2 Atom3 Cubic Theta0 K3 K2 K1 K0
312 //V_Cubic = K3(Theta - Theta0)^3 + K2(Theta - Theta0)^2 + K1(Theta - Theta0) + K0
313
314 //Quartic
315 //Atom1 Atom2 Atom3 Quartic Theta0 K4 K3 K2 K1 K0
316 //V_Quartic = K4(Theta - Theta0)^4 + K3(Theta - Theta0)^3 + K2(Theta - Theta0)^2 + K1(Theta - Theta0) + K0
317
318 //Polynomial
319 //Atom1 Atom2 Atom3 Polynomial Theta0 i Ki [j Kj]
320 //V_Polynomial = Ki(Theta - Theta0)^i + Kj(Theta - Theta0)^j + ...
321
322 end BendTypes
323
324 begin TorsionTypes
325
326 //Cubic
327 //Atom1 Atom2 Atom3 Atom4 Cubic k3 k2 k1 k0 ( all are kcal/mol )
328 //V_Cubic = k3(cos phi)^3 + k2(cos phi)^2 + k1(cos phi) + k0
329 //Cubic Examples
330 HEAD CH2 CH2 HEAD Cubic 5.9602 -0.2568 -3.802 2.1586
331 HEAD CH2 CH HEAD Cubic 3.3254 -0.4215 -1.686 1.1661
332 HEAD CH CH HEAD Cubic 3.3254 -0.4215 -1.686 1.1661
333 HEAD CH2 CH2 CH3 Cubic 5.9602 -0.2568 -3.802 2.1586
334 HEAD CH2 CH CH3 Cubic 3.3254 -0.4215 -1.686 1.1661
335 HEAD CH CH2 CH3 Cubic 3.3254 -0.4215 -1.686 1.1661
336 HEAD CH CH CH3 Cubic 3.3254 -0.4215 -1.686 1.1661
337 HEAD CH2 CH2 CH2 Cubic 5.9602 -0.2568 -3.802 2.1586
338 HEAD CH2 CH CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
339 HEAD CH CH2 CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
340 HEAD CH CH CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
341 HEAD CH2 CH2 CH Cubic 5.9602 -0.2568 -3.802 2.1586
342 HEAD CH2 CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
343 HEAD CH CH2 CH Cubic 3.3254 -0.4215 -1.686 1.1661
344 HEAD CH CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
345 HEAD TB1 TB1 TB1 Cubic 5.9602 -0.2568 -3.802 2.1586
346 HEAD TB2 TB2 TB2 Cubic 5.9602 -0.2568 -3.802 2.1586
347 HEAD TB3 TB3 TB3 Cubic 5.9602 -0.2568 -3.802 2.1586
348 CH3 CH2 CH2 CH3 Cubic 5.9602 -0.2568 -3.802 2.1586
349 CH3 CH2 CH CH3 Cubic 3.3254 -0.4215 -1.686 1.1661
350 CH3 CH CH CH3 Cubic 3.3254 -0.4215 -1.686 1.1661
351 CH3 CH2 CH2 CH2 Cubic 5.9602 -0.2568 -3.802 2.1586
352 CH3 CH2 CH CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
353 CH3 CH CH2 CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
354 CH3 CH CH CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
355 CH3 CH2 CH2 CH Cubic 5.9602 -0.2568 -3.802 2.1586
356 CH3 CH2 CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
357 CH3 CH CH2 CH Cubic 3.3254 -0.4215 -1.686 1.1661
358 CH3 CH CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
359 CH2 CH2 CH2 CH2 Cubic 5.9602 -0.2568 -3.802 2.1586
360 CH2 CH2 CH CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
361 CH2 CH CH CH2 Cubic 3.3254 -0.4215 -1.686 1.1661
362 CH2 CH2 CH2 CH Cubic 5.9602 -0.2568 -3.802 2.1586
363 CH2 CH2 CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
364 CH2 CH CH2 CH Cubic 3.3254 -0.4215 -1.686 1.1661
365 CH2 CH CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
366 CH CH2 CH2 CH Cubic 5.9602 -0.2568 -3.802 2.1586
367 CH CH2 CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
368 CH CH CH CH Cubic 3.3254 -0.4215 -1.686 1.1661
369 TB1 TB1 TB1 TB1 Cubic 5.9602 -0.2568 -3.802 2.1586
370 TB2 TB2 TB2 TB2 Cubic 5.9602 -0.2568 -3.802 2.1586
371 TB3 TB3 TB3 TB3 Cubic 5.9602 -0.2568 -3.802 2.1586
372 TE1 TB1 TB1 TB1 Cubic 5.9602 -0.2568 -3.802 2.1586
373 TE2 TB2 TB2 TB2 Cubic 5.9602 -0.2568 -3.802 2.1586
374 TE3 TB3 TB3 TB3 Cubic 5.9602 -0.2568 -3.802 2.1586
375
376 //Charmm
377 //Atom1 Atom2 Atom3 Atom4 Charmm Kchi n delta [Kchi n delta]
378 //V_Charmm = Kchi(1 + cos(n(chi) - delta))
379 //Kchi: kcal/mole
380 //n: multiplicity
381 //delta: degrees
382 //in some cases, a Charmm may have two or three terms. If n is equal to 0, it falls back to harmonic form
383
384 //Quartic
385 //Atom1 Atom2 Atom3 Atom4 Quartic k4 k3 k2 k1 k0 ( all are kcal/mol )
386 //V_Quartic = k4(cos phi)^4 + k3(cos phi)^3 + k2(cos phi)^2 + k1(cos phi) + k0
387
388 //Polynomial
389 //Atom1 Atom2 Atom3 Atom4 Polynomial i Ki [j Kj]
390 //VPolynomial = Ki (cos phi)^i + ... + Kj (cos phi)^j
391
392 end TorsionTypes
393
394