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1. [Amps] Vacuum Packaging, storage for Glass tubes (score: 1): Author: Patrick Barthelow <apolloeme@live.com>; Date: Thu, 12 May 2011 06:20:52 -0700; Some time back, I asked a similar question, and got good, but not conclusive opinions...partly due to a not having good wording of my question. I looked up vacuum on Wikipedia, and got a huge amount; /archives//html/Amps/2011-05/msg00081.html (8,890 bytes)
2. Re: [Amps] Vacuum Packaging, storage for Glass tubes (score: 1): Author: "Jim Garland" <4cx250b@muohio.edu>; Date: Thu, 12 May 2011 13:20:13 -0600; "hard" time? usable, home long times of ** Hi Pat, Theoretically, if you reduced the outside pressure on a glass (or metal) vacuum tube to, say, 1/10 atmospheric pressure, that would reduce the diff; /archives//html/Amps/2011-05/msg00086.html (8,642 bytes)
3. Re: [Amps] Vacuum Packaging, storage for Glass tubes (score: 1): Author: "Jim Garland" <4cx250b@muohio.edu>; Date: Fri, 13 May 2011 06:24:26 -0600; Your explanation about helium defusing because it is inert is correct, and I should have mentioned that. However, the diffusion is also because the atoms are so small, which is why neon, argon, and k; /archives//html/Amps/2011-05/msg00087.html (13,531 bytes)

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