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Feb 16 2010, 6:59 AM EST AndyC
 
edit 96 words added
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Change: process by which free electrons are produced at the cathode of an x-ray tube when the filament is electrically heated; the thermal energy imparted to the electrons is sufficient to overcome the atomic forces binding them to the atoms of the filament (the emission of electrons from a heated surface.   View changes from previous version. (Word count: 2547)
Feb 13 2010, 5:33 AM EST AndyC
 
edit 59 words added
Jan 28 2010, 7:58 AM EST AndyC
 
edit 578 words added
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Jan 18 2010, 8:43 AM EST AndyC
 
edit 1 word added
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Jan 13 2010, 7:10 AM EST AndyC
 
edit 84 words added
Jan 13 2010, 7:06 AM EST AndyC
 
edit 699 words added
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Jan 3 2010, 6:30 AM EST AndyC
 
edit 15 words added
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Jan 3 2010, 6:08 AM EST AndyC
 
edit 74 words added
Mar 21 2007, 9:52 AM EDT Anonymous
 
edit 51 words added
Mar 21 2007, 9:29 AM EDT Anonymous
 
edit
Mar 21 2007, 9:27 AM EDT Anonymous
 
edit 849 words added
Mar 21 2007, 9:27 AM EDT Anonymous
 
create No content added or deleted.