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As to the hardness of vacuum needed for the production of x-rays from an
electron discharge, perhaps one could look over Roentgen's notes?
Brian W
At 07:08 PM 10/23/2008, Bernard Cleyet wrote:
On about < the mean free path of the electrons in the residual gas.
Given in the article 0.002" (~ 51 E-6 m), so go figger.
Not the best for calculation:
http://mysite.du.edu/~jcalvert/phys/scat.htm
bc skimmed
On 2008, Oct 23, , at 14:18, Marc "Zeke" Kossover wrote:
I wonder how hard the vacuum needs to be? 10^-5? 10^-8?
Zeke
----- Original Message ----
From: Tom Kramer <tmkramer@alum.mit.edu>
To: tap-l@lists.ncsu.edu
Sent: Thursday, October 23, 2008 1:59:19 PM
Subject: [tap-l] X-Rays Detected From Scotch Tape
My wife saw this on aol:
<http://news.aol.com/article/x-rays-detected-from-scotch-tape/ 221637>
Brian Whatcott Altus OK Eureka!
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