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8 votes
1 answer
1k views

How to obtain curve energy and non-bonded interaction parameters (e.g. Lennard Jones parameters) with Gaussian?

I am parameterizing a force field and would need to obtain non-bonded interaction parameters of atoms (e.g., Lennard-Jones parameters). My primary idea is to obtain a potential energy curve using the ...
Emerson P L's user avatar
7 votes
1 answer
5k views

How to calculate Lennard-Jones potential with quantum mechanical methods

I want to know the procedure to calculate the Lennard-Jones potential for a metal-halogen pair (specifically vanadium-chlorine). Is it possible to calculate using any QM packages like Mopac, NWChem, ...
Devashish Das's user avatar
9 votes
1 answer
2k views

How to save the force on a molecule in GROMACS?

I am a new student of molecular dynamics. I have started using GROMACS a month ago. I have a small box of 8192 molecules each with 3 atoms. I froze the last molecule and ran the simulation. I even ...
subn's user avatar
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