What material emits UV rays when exposed to heat?

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If such material excists, at what temp. does the UV start to emit

2007-03-20 02:32:44 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Physics

The required materail should not be of radioactive nature. Temp of exposure - less then 100 deg C

2007-03-20 05:12:28 · update #1

radio active elements like uranium and its isotopes emit
uv -rays at normal temperature......so they are kept isolated and away from direct contact.

2007-03-20 02:43:57 · answer #1 · answered by shrikant v 2 · 0⤊ 0⤋

Here is quite a good article explaining it in some depth...

http://www.primarcuv.com/aboutuv.htm

2007-03-20 09:54:07 · answer #2 · answered by Doctor Q 6 · 0⤊ 0⤋

any material, define what you mean by heat.

2007-03-20 10:00:16 · answer #3 · answered by mathman241 6 · 0⤊ 0⤋