The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina 3
... question was not finally settled until 1900 , when Professor Geitel and Mr. C. T. R. Wilson independently published the results of investigations which left no doubt as to the property possessed by air of conducting electricity . The ...
... question was not finally settled until 1900 , when Professor Geitel and Mr. C. T. R. Wilson independently published the results of investigations which left no doubt as to the property possessed by air of conducting electricity . The ...
Pagina 81
... question arises as to what is the origin of this helium . It was suggested by Rutherford in the Bakerian Lecture to the Royal Society ( Phil . Trans . A , vol . 204 ) , even before the above- described experiments had been performed ...
... question arises as to what is the origin of this helium . It was suggested by Rutherford in the Bakerian Lecture to the Royal Society ( Phil . Trans . A , vol . 204 ) , even before the above- described experiments had been performed ...
Pagina 82
... question and inclines to the latter view ; but if the a particle carries this double charge , it is a remarkable fact and would be quite unique , for it will be remembered that in the case of the ions in a gas produced by various ...
... question and inclines to the latter view ; but if the a particle carries this double charge , it is a remarkable fact and would be quite unique , for it will be remembered that in the case of the ions in a gas produced by various ...
Pagina 143
... produce a small change in the activity of radium emanation . We shall have to re- 1 Makower , Proc . R. S. , A. , Vol . LXXVII , p . 241 , 1906 . turn to this interesting question more fully later . To THE EMANATIONS 143.
... produce a small change in the activity of radium emanation . We shall have to re- 1 Makower , Proc . R. S. , A. , Vol . LXXVII , p . 241 , 1906 . turn to this interesting question more fully later . To THE EMANATIONS 143.
Pagina 144
Their Properties and Behaviour Walter Makower. turn to this interesting question more fully later . To return to the question of the disappear- ance of the emanation when separated from radium . It has been mentioned that the emanation ...
Their Properties and Behaviour Walter Makower. turn to this interesting question more fully later . To return to the question of the disappear- ance of the emanation when separated from radium . It has been mentioned that the emanation ...
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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