The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina 4
... that they can be measured by means of a fairly sensitive galvanometer . As a further example of a similar effect on the conducting power of gases may be mentioned the action of light of such THE RADIOACTIVE SUBSTANCES.
... that they can be measured by means of a fairly sensitive galvanometer . As a further example of a similar effect on the conducting power of gases may be mentioned the action of light of such THE RADIOACTIVE SUBSTANCES.
Pagina 7
... further , that these particles are charged with elec- tricity since they are removed by an electric field . These carriers are known as ions , and the gas is said to be ionized when it contains these carriers . The ions may be charged ...
... further , that these particles are charged with elec- tricity since they are removed by an electric field . These carriers are known as ions , and the gas is said to be ionized when it contains these carriers . The ions may be charged ...
Pagina 8
... further increased the current rises less rapidly than the electromotive force , ultimately becoming nearly constant , and when this state is reached the current is said to be " saturated . " This term has been borrowed from the somewhat ...
... further increased the current rises less rapidly than the electromotive force , ultimately becoming nearly constant , and when this state is reached the current is said to be " saturated . " This term has been borrowed from the somewhat ...
Pagina 11
... further effect on the current , and it is this state of affairs which corre- sponds to the saturation current . Although it is a matter of no great difficulty to approxi- mate to saturation ( a potential gradient of 100 volts per cm ...
... further effect on the current , and it is this state of affairs which corre- sponds to the saturation current . Although it is a matter of no great difficulty to approxi- mate to saturation ( a potential gradient of 100 volts per cm ...
Pagina 20
... further showed that if the final volume of the gas after expansion exceeded the initial volume by more than 25 per cent but less than 31 per cent , only the negative ions acted as condensation nuclei and not the positive . The drops of ...
... further showed that if the final volume of the gas after expansion exceeded the initial volume by more than 25 per cent but less than 31 per cent , only the negative ions acted as condensation nuclei and not the positive . The drops of ...
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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