The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina 11
... formed by the ionizing rays at a constant rate , and a certain proportion of them is being removed by the current in every second . Now as the electromotive force is increased , more and more ions will be re- moved per second , and ...
... formed by the ionizing rays at a constant rate , and a certain proportion of them is being removed by the current in every second . Now as the electromotive force is increased , more and more ions will be re- moved per second , and ...
Pagina 19
... : — When a gas is allowed to suddenly expand it is cooled , and if the gas is , previous to the expansion , saturated with moisture , the ex- pansion may under suitable conditions cause the formation of a INTRODUCTION 19.
... : — When a gas is allowed to suddenly expand it is cooled , and if the gas is , previous to the expansion , saturated with moisture , the ex- pansion may under suitable conditions cause the formation of a INTRODUCTION 19.
Pagina 20
... formed round dust particles , and that dust was necessary for the formation of such clouds ; but the subject was very thoroughly investigated by C. T. R. Wilson , who showed that a cloud could be formed even in perfectly dust - free air ...
... formed round dust particles , and that dust was necessary for the formation of such clouds ; but the subject was very thoroughly investigated by C. T. R. Wilson , who showed that a cloud could be formed even in perfectly dust - free air ...
Pagina 21
... forming the cloud , and if , further , some method can be devised for finding the total quantity of water contained in the cloud , it is a matter merely of calculation to deter- mine the number of drops constituting the cloud . Now it ...
... forming the cloud , and if , further , some method can be devised for finding the total quantity of water contained in the cloud , it is a matter merely of calculation to deter- mine the number of drops constituting the cloud . Now it ...
Pagina 22
... formed took place adiabatically , that is to say in such a way that no heat is either gained or lost during the process of expansion . Hence , if we know the mass of each drop we can calculate the number of drops present , and on the ...
... formed took place adiabatically , that is to say in such a way that no heat is either gained or lost during the process of expansion . Hence , if we know the mass of each drop we can calculate the number of drops present , and on the ...
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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