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Re: RE: starship-design: Timothy's beamed power paper
In a message dated 7/25/97 12:54:35 PM, email@example.com (Zenon
>> From: KellySt@aol.com
>> Note this assumes you can economically replace the plasma mirror mass. If
>> you lose to much mass, you wouldn't be able to carry enough to sustain the
>> mirror durring the deceleration phase.
>> Oh, note that the mirror plasma will get hot! Probably enough to explode
>> outward in all directions. This blast presure might be tapable to provide
>> bit of rocket thrust. My gut feel is that woldn't work thou.
>Of course you can use such heated plasma as a rocked exhaust,
It being blasted straight forward by the beam. I'm not sure how the ship
could tap its reaction for thrust.
>> Since the sail can be any size you want. I scaled it to about 400 times
>> dry weight of the ship. That would let it decelerate from about
>> of light speed. Giving you a quick trip. For the ride back you mine more
>> lithium-6. Burn it all accelerating back toward Sol. They deploy a
>> compartivly tiny drag sail to decelerate you down into Sol (assuming
>> someone will turn on the beam again).
>And assuming you will be able to find the beam in the vastness of space...
Beam is locked in a straight line for the flight duration. If you drift off,
you'll know where you left it.
>PS. Kelly, what happened to your charming spelling?
> I'm rely worrid about yor helth or somthing... ;-)) -- Z
Should be worse with me typing these at night in bad light. (desk lamp
burned out.) ;)