Check out the Langstrom Field; Pournelle and Niven probably have the
equations stashed somewhere. My understanding was that it was supposed
to be a plausible force-field requiring only a few new discoveries.
-- sentience@pobox.com Eliezer S. Yudkowsky http://tezcat.com/~eliezer/singularity.html http://tezcat.com/~eliezer/algernon.html Disclaimer: Unless otherwise specified, I'm not telling you everything I think I know.