The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1904 |
From inside the book
Results 1-5 of 14
Page 207
... electro- scope , in which the gold - leaf system was insulated by a sulphur bead , after the manner first employed by C. T. R. Wilson . The rate of movement of the charged gold - leaf was observed by means of a microscope with a ...
... electro- scope , in which the gold - leaf system was insulated by a sulphur bead , after the manner first employed by C. T. R. Wilson . The rate of movement of the charged gold - leaf was observed by means of a microscope with a ...
Page 208
... electroscope . These measurements could be made with rapidity and accuracy , and served as a guide to the amount of emanation present in a vessel . It must be borne in mind that they rays emitted only serve as a measure of the amount of ...
... electroscope . These measurements could be made with rapidity and accuracy , and served as a guide to the amount of emanation present in a vessel . It must be borne in mind that they rays emitted only serve as a measure of the amount of ...
Page 544
... electroscope M was then only affected by secondary radiation from air in the primary beam opposite aperture R. A second similar electroscope N was placed behind thick leaden screens Z in the primary beam , and received a narrow pencil ...
... electroscope M was then only affected by secondary radiation from air in the primary beam opposite aperture R. A second similar electroscope N was placed behind thick leaden screens Z in the primary beam , and received a narrow pencil ...
Page 545
... electroscope in each case . A sheet of aluminium of 04 cm . thickness reduced the rate of ionization in the electroscope by about 60 per cent . In the first set the intensity of radiation was altered in the different experiments , so ...
... electroscope in each case . A sheet of aluminium of 04 cm . thickness reduced the rate of ionization in the electroscope by about 60 per cent . In the first set the intensity of radiation was altered in the different experiments , so ...
Page 546
... Electroscope . Electroscope . Ratio of Secondary Deflexion to ! Primary Deflexion . plates .... 24 31.05 10.6 34-1 to 100 2 sheets of '01 cm . Al before each electroscope 28 31 10:45 33-7 to 100 Without absorbing plates 26 30.4 10.5 34 ...
... Electroscope . Electroscope . Ratio of Secondary Deflexion to ! Primary Deflexion . plates .... 24 31.05 10.6 34-1 to 100 2 sheets of '01 cm . Al before each electroscope 28 31 10:45 33-7 to 100 Without absorbing plates 26 30.4 10.5 34 ...
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absorption æther aggregate Aleph alternating current ampere angle anode antenna apparatus arrangement atom basalt calculated canal rays cardinal number cathode rays cell cent charge colours conductivity connexion constant corpuscles corresponding curve cylinder Dattenberg deflexion density diameter direct current direction distance doublet electric electrodes electrometer emanation emission energy equal equation excited activity experiments galvanometer gases given glass heating effect hydrogen increase ionization ions isostacy J. J. Thomson length light liquid magnetic maximum means measured mercury mercury vapour metal method molecules negative number of corpuscles observed obtained ordinal oscillations paper particles Phil plane plate platinum polarization position potential pressure produced Prof radiation radioactivity radium radium bromide reflecting-power resistance ring rotation selenide selenium shown surface temperature theory thickness tube velocity vibration volts wave-length waves wire