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A little experiment on the subject. I put a thin wire 3 meters long for 5 hours on a high voltage of 10 kV. Negative pole on the wire, positive pole grounded. After this time the high voltage is switched off and the wire is wiped off with a filter paper soaked in acetone. Immediately place the filte...
Hello, I have now measured my sample with apatite from brazil and can see very well the decay products. Bi212, Ac228 and Tl208 shows thorium. The background shows 16 cps and with the apatite it is 170 cps. The whole stone weighs 160 grams and has a nice blue color. Peter Apatit-Bras.jpg Apatit-Spek....
Hello, a few days ago, I received a sample of granite. This granite from the east of Germany is known for its increased radioactivity. It can be seen in the spectrum very well the decay products. From the count rate and the size of the stone I have calculated a value of about 500 Bq / kg. BKG cps 16...
- 25 Oct 2019, 02:07
- Forum: General discussion
- Topic: Visual effect of long term radiation exposure on the acrylic glass of a watch
- Replies: 7
- Views: 1601
I can show two examples of my old glass tubes. An X-ray tube for thorax imaging and a large tube for use in computed tomography.for power CT Peter