On Mon, 17 Jul 2006, Rzepa, Henry wrote: > The 2.02 GUI does not appear to have any mechanism for specifying charged > atoms. > > In particular, I am wondering whether the force field supports eg > alkoxide (O-) or carbocation (R3C+) Hello, there is no such support yet. I'm planning to add it later, but it's not going to be usable in near future (12-18 months). Regards, Tommi