After the March 2 meeting, Burke Harrell has designed and made a series of experiments. He was such a uranium salt crystals heating, refrigeration, and research into powder, dissolved in acid, such as for physical or chemical processing on, he found that as long as the compound contains uranium, there is this magical penetrating radiation. Burke Harrell also experimenting with pure uranium metal, found double the oxygen it produces glow in the dark radioactive than uranium and potassium sulphate strong three, four times. He put this radiation is called "uranium rays." At a regular meeting of the Academy of Sciences on May 18, Burke Harrell announced uranium or uranium salts spontaneously emitted radiation (uranium rays). This is a new, self-generated by the atomic beam, the intensity of this radiation is not affected because of the heating, cooling, pulverizing and dissolving on physical or chemical changes occur, in other words, these rays are very "way "No matter what kind of impact it is applied to the outside world, it consistently emit rays. This major discovery Burke Harrell and Roentgen discovered X-rays together, sounded the world welcomed the atomic era bell. To this end, Burke Harrell won the Nobel Prize in Physics for the year 1903.
Afterwards, some people think that Burke Becquerel discovered radioactivity by accident. How come we look at this issue? Of course, that coincided with the rainy days, this is accidental factors. However, Burke Harrell experiment very carefully, Pro also checks before doing the film, it is not a matter of chance, but should be attributed to his rigorous scientific attitude. If he is only an experiment, or do not spot the film, it is glow in the dark pigments impossible to succeed. In fact, with Burke Harrell roughly the same period, the scientists also discovered another double uranium oxide film with potassium sulfate together are sensitive. However, he thought it had nothing to study this phenomenon took place easily passed.
The famous French scientist Pasteur said a maxim:
"In the field of observation, the opportunities for those who prefer only the prepared mind."
Burke Harrell is a "prepared mind," the eminent scientist, so when you look closely at the things around, there is a significant discovery.
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