IPFS News Link • Energy
Beaming laser power to ion drive is 300-400 times more thrust than just laser photonic sail
• https://www.nextbigfuture.com, brian wangJPL is working on the gridded lithium ion arrays to achieve 60,000 ISP.
There is work on 60 meter deployable solar arrays.
Here is a video of a new talk by John Brophy starting at 1:15:40 of the video.
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