The Radioactive Substances: Their Properties and BehaviourK. Paul, Trench, Trübner & Company, Limited, 1908 - 301 pagini |
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Pagina x
... light on the general phenomena of radio - activity . Although only a few years have elapsed since the discovery of radio - activity by Becquerel , such has been the diligence with which the study of the properties of radio- active ...
... light on the general phenomena of radio - activity . Although only a few years have elapsed since the discovery of radio - activity by Becquerel , such has been the diligence with which the study of the properties of radio- active ...
Pagina 1
... light not only upon the nature of electricity but also upon the constitution of matter . But the discovery that certain substances , spontaneously emit B radiations analogous to those now known to be produced during CHAPTER PAGE I ...
... light not only upon the nature of electricity but also upon the constitution of matter . But the discovery that certain substances , spontaneously emit B radiations analogous to those now known to be produced during CHAPTER PAGE I ...
Pagina 4
... large 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.
... large 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 5
Their Properties and Behaviour Walter Makower. gases may be mentioned the action of light of such short wave - length as to be incapable of detection by the eye . Such light , which is known as ultra - violet radiation , when it impinges ...
Their Properties and Behaviour Walter Makower. gases may be mentioned the action of light of such short wave - length as to be incapable of detection by the eye . Such light , which is known as ultra - violet radiation , when it impinges ...
Pagina 20
... light , and although their number per cubic centi- metre cannot be directly counted , this quantity can be estimated by measuring the time taken for the cloud to fall . Since the individual drops of water in a cloud are exceedingly ...
... light , and although their number per cubic centi- metre cannot be directly counted , this quantity can be estimated by measuring the time taken for the cloud to fall . Since the individual drops of water in a cloud are exceedingly ...
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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