[Rockhounds] DIY XRD?

[J Bryan Kramer]

Doesn't x-ray energy/wavelength make a difference for x-ray diffraction? I
read that scotch tape article and it didn't sound like you could control
much beyond being able to produce some sort of x-rays in bursts.

BK

On Wed, Oct 22, 2008 at 20:44, Kreigh Tomaszewski <Kreigh at tomaszewski.net>wrote:

> I've often wished I could move a lab into my basement and do x-ray analysis
> of minerals, but cost makes it just a dream.
>
> Now it has been discovered that unrolling scotch take in a vacuum produces
> x-rays.
>
> http://news.yahoo.com/s/ap/20081022/ap_on_sc/sci_scotch_tape_surprise
>
> Using a roll of tape, a small motor to unwind it, and a vacuum pump, to
> produce a source of x-rays turns the dream into a possible do it yourself
> project.
>
> The database for comparison against known minerals is available at places
> such as http://rruff.geo.arizona.edu/AMS/amcsd.php. The rest of the
> details are relatively trivial once you have a source of x-rays.
>        http://productsearch.machinedesign.com/mdproducts/x_ray_diffraction
>
> Anybody interested in a science project?
>
> Kreigh
>
>
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-- 


"The thunderbolt falls on an inch of ground; but the light of it fills the
horizon."

                       Ralph Waldo Emerson

J Bryan Krämer
North Florida, USA
photos at:
http://pbase.com/photoburner


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