From: Amara Graps (Amara.Graps@mpi-hd.mpg.de)
Date: Wed Sep 26 2001 - 08:05:00 MDT
From: Damien Broderick (d.broderick@english.unimelb.edu.au) Mon Sep 24 2001
>A year or so back, there was a brief discussion on the list of the
>sub-orbital dynamics of a vehicle connecting distant places via an
>evacuated tube under the ground (maybe along a chord), impelled by
>gravity for a basically free ride. I'm putting this in an sf novel,
>but I had a drive-crash months ago that obliterated the saved
>messages, and the exi archive search engine isn't helping me (although
>I've tried 101 variants of topic and names).
The thread was titled: "Cooling technique for Jupiter brains" in early
February 2000.
(Doug Jones, Jeff Davis, Robert Bradbury, Spike Jones and I discussing).
I remember Spike and I having a blast throwing each other junk through
the tunnel. Our physical setup depended on a chord-tunnel through a
constant density sphere, though, so it was only an ideal situation.
http://www.lucifer.com/exi-lists/extropians.1Q00/2172.html Jeff
http://www.lucifer.com/exi-lists/extropians.1Q00/2179.html Robert
http://www.lucifer.com/exi-lists/extropians.1Q00/2284.html Spike
http://www.lucifer.com/exi-lists/extropians.1Q00/2416.html Jeff
http://www.lucifer.com/exi-lists/extropians.1Q00/2449.html Spike
http://www.lucifer.com/exi-lists/extropians.1Q00/2493.html me (physics eqns + ascii drawing)
http://www.lucifer.com/exi-lists/extropians.1Q00/2608.html me (ascii drawing)
http://www.lucifer.com/exi-lists/extropians.1Q00/2574.html Spike
http://www.lucifer.com/exi-lists/extropians.1Q00/2649.html Doug
http://www.lucifer.com/exi-lists/extropians.1Q00/2732.html Spike
http://www.lucifer.com/exi-lists/extropians.1Q00/2745.html Robert
(Apologies if I missed someone's message)
* my ascii drawings didn't survive the archive processing,
unfortunately. I can send it in email if you want
Amara
--
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Amara Graps, PhD | Max-Planck-Institut fuer Kernphysik
Heidelberg Cosmic Dust Group | Saupfercheckweg 1
+49-6221-516-543 | 69117 Heidelberg, GERMANY
Amara.Graps@mpi-hd.mpg.de * http://galileo.mpi-hd.mpg.de/~graps
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"Never fight an inanimate object." - P. J. O'Rourke
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