The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina 7
... negative electricity , and will therefore move towards the positive or negative pole when exposed to an electric field , according to the sign of the electricity which they carry . LAW GOVERNING THE CONDUCTION OF ELECTRICITY THROUGH ...
... negative electricity , and will therefore move towards the positive or negative pole when exposed to an electric field , according to the sign of the electricity which they carry . LAW GOVERNING THE CONDUCTION OF ELECTRICITY THROUGH ...
Pagina 13
... negative ions is removed from the source of ionization , then , if the gas loses its power of conducting electricity only on account of the recombina- tion of the ions , the rate at which the conduc- tivity of the gas diminishes would ...
... negative ions is removed from the source of ionization , then , if the gas loses its power of conducting electricity only on account of the recombina- tion of the ions , the rate at which the conduc- tivity of the gas diminishes would ...
Pagina 14
... negative ions by measurement of the conductivity of dilute solutions of known concentration . In a manner somewhat similar to this it is possible to measure the sum of the velocities of the ions in a gas . If C be the current per unit ...
... negative ions by measurement of the conductivity of dilute solutions of known concentration . In a manner somewhat similar to this it is possible to measure the sum of the velocities of the ions in a gas . If C be the current per unit ...
Pagina 15
... negative ions respectively , then if there are n positive and n negative ions per cubic centimetre each with a charge q C = nq ( u + v ) . . . . . ( 1 ) . Hence the current is proportional to the sum of the velocities of the positive ...
... negative ions respectively , then if there are n positive and n negative ions per cubic centimetre each with a charge q C = nq ( u + v ) . . . . . ( 1 ) . Hence the current is proportional to the sum of the velocities of the positive ...
Pagina 16
... negative ion in a known electric field . Although this method of chemical analysis is in the nature of things inapplic- able to the case of gases , it has been found possible to obtain the same ratio by a method employed by Zeleny . For ...
... negative ion in a known electric field . Although this method of chemical analysis is in the nature of things inapplic- able to the case of gases , it has been found possible to obtain the same ratio by a method employed by Zeleny . For ...
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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