ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/group/trunk/OOPSE-3.0/forceFields/DUFF2.frc
(Generate patch)

Comparing trunk/OOPSE-3.0/forceFields/DUFF2.frc (file contents):
Revision 1921 by tim, Tue Jan 11 16:23:42 2005 UTC vs.
Revision 2130 by chrisfen, Mon Mar 21 22:34:40 2005 UTC

# Line 92 | Line 92 | begin ElectrostaticAtomTypes
92   Kr        0.32590340268         3.83                  
93   end LennardJonesAtomTypes
94  
95 < begin ElectrostaticAtomTypes
96 < //only support up tp quadrupole.
97 < //Below are possible format
98 < //name 0 charge
99 < //name 1 charge dipole [phi, theta, psi]
100 < //name 2 charge dipole Qxx Qyy Qzz [phi, theta, psi]
101 < //note: [phi, theta, psi] is optional, by default, they are [0, 0, 0]
102 < SSD_E           1       0.0     2.42
103 < SSD_RF          1       0.0     2.48
104 < SSD             1       0.0     2.35
105 < SSD1            1       0.0     2.35
106 < O_TIP3P         0       -0.834
107 < O_SPCE          0       -0.8476
108 < O_SPC           0       -0.82
109 < H_TIP3P         0       0.417
110 < H_TIP4P         0       0.520
111 < H_TIP5P         0       0.241
112 < H_SPCE          0       0.4238
113 < H_SPC           0       0.42
114 < EP_TIP4P        0       -1.040
115 < EP_TIP5P        0       -0.241
116 < end ElectrostaticAtomTypes
95 > begin ChargeAtomTypes
96 > // Name charge
97 > O_TIP3P  -0.834
98 > O_SPCE   -0.8476
99 > O_SPC    -0.82
100 > H_TIP3P   0.417
101 > H_TIP4P   0.520
102 > H_TIP5P   0.241
103 > H_SPCE    0.4238
104 > H_SPC     0.42
105 > EP_TIP4P -1.040
106 > EP_TIP5P -0.241
107 > Cl       -1.0
108 > end ChargeAtomTypes
109  
110 + begin MultipoleAtomTypes
111 + // OOPSE currently only supports charge-charge, charge-dipole,
112 + // dipole-dipole, and charge-quadrupole interactions.
113 + // Dipoles may be either traditional point-dipoles or split-dipoles.
114 + // possible formats for a multipolar atom type are:
115 + //
116 + // Point-dipoles:
117 + // name d phi theta psi dipole_moment
118 + //
119 + // Split-dipoles:
120 + // name s phi theta psi dipole_moment splitdipole_distance
121 + //
122 + // Point-Quadrupoles:
123 + // name q phi theta psi Qxx Qyy Qzz
124 + //
125 + // Atoms with both dipole and quadrupole moments:
126 + // name dq phi theta psi dipole_moment Qxx Qyy Qzz
127 + //
128 + // Atoms with both split dipoles and quadrupole moments:
129 + // name sq phi theta psi dipole_moment splitdipole_distance Qxx Qyy Qzz
130 + //
131 + // Euler angles are given in zxz convention in units of degrees.
132 + //
133 + // Charges are given in units of electrons.
134 + //
135 + // Dipoles are given in units of Debyes.
136 + //
137 + // Split dipole distances are given in units of Angstroms.
138 + //  
139 + // Quadrupole moments are given in units of 10^-26 esu cm^2 (also known as an
140 + //                                                           esu centi-barn)
141 + //
142 + SSD_E   dq       0.0     0.0     0.0     2.42  -1.682  1.762  -0.08
143 + SSD_RF  dq       0.0     0.0     0.0     2.48  -1.682  1.762  -0.08
144 + SSD     dq       0.0     0.0     0.0     2.35  -1.682  1.762  -0.08
145 + SSD1    dq       0.0     0.0     0.0     2.35  -1.682  1.762  -0.08
146 + //HDP     s       0.0     0.0     0.0     20.6    4.63
147 + end MultipoleAtomTypes
148 +
149   begin StickyAtomTypes
150   //name w0       v0 (kcal/mol)   v0p     rl (Ang)  ru    rlp     rup
151   SSD_E   0.07715 3.90            3.90    2.40      3.80  2.75    3.35

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines