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Matter Beam
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95 followers
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Would you be interested if I set up a ToughSF Discord channel?
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Hello all!

I'm finding it rather difficult to find good numbers for Part II of my Advanced Solar Energy series of posts.

Specifically, I would to hear recommendations of anyone I can discuss turbo-generators, turbines or even simply jet engines with.

Your help will be greatly appreciated!
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We describe the need for high power density solar-electric generators and concepts that allow 10-20kW/kg based on modern technologies, up to 1-2MW/kg with advanced technologies.
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I now have a solid Twitter presence: https://twitter.com/ToughSf
I use the hashtag #toughsf for my own contributions.
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Reaching the limits of solar thermal propulsion.
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+Luke Campbell, +Rhys Taylor,
I beseech your expertise!
Can optical arrays arranged like interferometers be used to extend the effective range of lasers?

The question is raised by +Mikkel Haaheim in the comment threads of ToughSF: Anti-Orbital Laser Submarines.
http://toughsf.blogspot.com/2017/10/anti-orbit-laser-submarines.html
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A more sensible alternative perhaps?
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Screenshot from Lockheed Mars Mission presentation.
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Submarines equipped with lasers are the optimal last line of defense.
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