Quote:
Originally Posted by alocky
what isn't mentioned is that although there is no need for a propellant, you still need to generate the electric field and magnetic field in the device to create the Lorentz force. As someone who holds patents in the application of exactly this principle to generating sound waves in water, I can tell you that the whole business is extremely inefficient and requires rather extreme magnetic fields to work. These dont come cheap, or without the conversion of a lot of fuel into energy.
cheers,
Andrew.
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My reading suggests a nuclear power system would be used. There would be no fuel per se other than that in the reactor.