The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina 94
... energy is necessary , which is supposed to be derived from the kinetic energy of the a particle , which is therefore gradually stopped . In its path the a particle was supposed to suffer no deviation until its initial velocity had been ...
... energy is necessary , which is supposed to be derived from the kinetic energy of the a particle , which is therefore gradually stopped . In its path the a particle was supposed to suffer no deviation until its initial velocity had been ...
Pagina 97
... energy in so doing , then it follows that the ionization will diminish as a linear function as the distance from the radium increases . The experiment was carried out by means of the apparatus shown in figure 15. A narrow cone of rays ...
... energy in so doing , then it follows that the ionization will diminish as a linear function as the distance from the radium increases . The experiment was carried out by means of the apparatus shown in figure 15. A narrow cone of rays ...
Pagina 122
... energy , and exceedingly difficult to deflect in a magnetic field on account of their high velocity . They would thus behave very much as the rays are found to behave . There are , however , several objections to this view . In the ...
... energy , and exceedingly difficult to deflect in a magnetic field on account of their high velocity . They would thus behave very much as the rays are found to behave . There are , however , several objections to this view . In the ...
Pagina 224
... energy which must be supplied alike to ionize a gas , to affect a photographic plate , and to cause a screen of barium platinocyanide to become luminous . It is therefore necessary to consider whence this supply of energy is drawn and ...
... energy which must be supplied alike to ionize a gas , to affect a photographic plate , and to cause a screen of barium platinocyanide to become luminous . It is therefore necessary to consider whence this supply of energy is drawn and ...
Pagina 225
... energy of the radiations emitted by a body is used up in producing ionization in passing through a gas . Now if an estimate can be made of the energy neces- sary to produce an ion in a gas , then , by measuring the number of ions ...
... energy of the radiations emitted by a body is used up in producing ionization in passing through a gas . Now if an estimate can be made of the energy neces- sary to produce an ion in a gas , then , by measuring the number of ions ...
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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