Date: Thu Oct 23 21:18:22 2008

Author: Bernard Cleyet

Subject: Re: X-Rays Detected From Scotch Tape

Post:

That's achievable by a good vaned forepump w/ a cold trap.


On 2008, Oct 23, , at 14:28, cbettis@unlserve.unl.edu wrote:

> The researchers say about 10^-3 mm of Hg. See:
>
> http://www.nature.com/nature/videoarchive/x-rays/
>
> Cliff
>
>
> Quoting "Marc \"Zeke\" Kossover" :
>
>> I wonder how hard the vacuum needs to be? 10^-5? 10^-8?
>>
>> Zeke
>>
>>
>>
>> ----- Original Message ----
>> From: Tom Kramer
>> 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:
>>
>>
>>
>>
>>
>
>
>
>


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