TraPPE force-field CH4, 9A cut-off
CUTOFF 9.0
UNITS K
NCONFIGS 1
ATOMS 2
C core 1.0 0.0
M core 1.0 0.0
MOLTYPES 1
ch4
ATOMS 5 5
C core  0.00 0.00 0.00
M core  0.51854497 0.0 -0.1833333
M core  -0.2592725 0.44907312 -0.1833333
M core  -0.2592725 -0.44907312 -0.1833333
M core  0.00 0.00 0.55
RIGID
EXCLUDE
FINISH
VDW 1 
M core       M core      lj    15.3 3.31
CLOSE

