The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina v
... . THE RADIOACTIVE TRANSFORMATIONS OF URANIUM , THORIUM , AND ACTINIUM 235 · X. RADIO - ACTIVITY AS A GENERAL PROPERTY OF MATTER 266 XI . THE MECHANISM OF RADIOACTIVE CHANGES 282 FIG . LIST OF ILLUSTRATIONS 1 . CURVE SHOWING RELATION A 2.
... . THE RADIOACTIVE TRANSFORMATIONS OF URANIUM , THORIUM , AND ACTINIUM 235 · X. RADIO - ACTIVITY AS A GENERAL PROPERTY OF MATTER 266 XI . THE MECHANISM OF RADIOACTIVE CHANGES 282 FIG . LIST OF ILLUSTRATIONS 1 . CURVE SHOWING RELATION A 2.
Pagina 47
... URANIUM AND THORIUM THE discovery that certain bodies spontaneously emitted radiations was the direct outcome of the discovery of the Röntgen rays . We have already mentioned that such bodies are said to be radioactive . As has already ...
... URANIUM AND THORIUM THE discovery that certain bodies spontaneously emitted radiations was the direct outcome of the discovery of the Röntgen rays . We have already mentioned that such bodies are said to be radioactive . As has already ...
Pagina 48
... uranium after to light , and obtained photographic impressions on photographic plates wrapped in black paper and exposed to the uranium salts ; but after more careful investigation he found that uranium salts acted in this way whether ...
... uranium after to light , and obtained photographic impressions on photographic plates wrapped in black paper and exposed to the uranium salts ; but after more careful investigation he found that uranium salts acted in this way whether ...
Pagina 49
... uranium ; but , as will appear later , there are many important differences between the radia- tion emitted by these two substances . Quite recently it has been shown , both by Hahn ' and 1 O. Hahn , Proc . Roy . Soc . , A 76 , p . 115 ...
... uranium ; but , as will appear later , there are many important differences between the radia- tion emitted by these two substances . Quite recently it has been shown , both by Hahn ' and 1 O. Hahn , Proc . Roy . Soc . , A 76 , p . 115 ...
Pagina 50
... uranium compounds could be satisfactorily measured by the ionization pro- duced in the air between the plates of a condenser by uniform layers of equal thick- nesses of the compounds to be compared ; if the layers of materials used were ...
... uranium compounds could be satisfactorily measured by the ionization pro- duced in the air between the plates of a condenser by uniform layers of equal thick- nesses of the compounds to be compared ; if the layers of materials used were ...
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Termeni și expresii frecvente
absorption actinium active deposit ALPHA RAYS aluminium atomic weight barium Becquerel bismuth Boltwood cathode rays centimetres charge carried charged particles chemical considered contained corpuscles crystals Curie and Danne deflected density detected discovery effect electric field electrolysis electrometer electroscope emana experiments exposed fact fluorescence formed Fourth Edition gases gramme of radium heat helium hydrogen Illustrations insulated ionization J. J. Thomson known light LL.D Madame Curie magnetic field matter measured metals method minerals nature negative ions negatively charged obtained passing phenomena Phil pitchblende polonium present pressure produced properties quantity of emanation quantity of radium radiation emitted radio radioactive bodies radioactive elements radioactive substances radium bromide radium chloride radium emanation radium salt rate of decay removed Röntgen rays Rutherford Rutherford and Soddy seen separated shown solution temperature thorium thorium emanation tion transformed tube uranium velocity vessel weight of radium wire