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Re: starship-design: antimatter fountain: popsci article
On Fri, 18 Jul 1997 10:07:17 -0700 Steve VanDevender <firstname.lastname@example.org>
>My take is that it would be much more efficient to just use
>electrically-charged or magnetic antimatter and conventional electric
>magnetic field generation methods.
>Equivalency of mass and energy cuts both ways. While an
>field can have mass, the mass can be no more than the energy in the
>field. So creating a field dense enough to have a high mass means
>converting at least that much mass into energy. In the case of trying
>to do this with a magnetic field, you would also be limited by the
>requirement that a magnetic field is produced by moving electric
>(unless Kyle can build us a lot of miniature monopoles :-). If these
>field fluctuate, as you describe, then your device would also start
>radiating photons like mad.
Hmm, good point on the matter energy equivalency.