Philosophical MagazineTaylor & Francis, 1913 - Physics |
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Page 614
... scattering foil F was 60 per minute , whilst by bringing the screen K into position the number was reduced to 0.5 per minute . With the screen K in position and an aluminium foil equivalent to 0.5 cm . air as scattering foil , the ...
... scattering foil F was 60 per minute , whilst by bringing the screen K into position the number was reduced to 0.5 per minute . With the screen K in position and an aluminium foil equivalent to 0.5 cm . air as scattering foil , the ...
Page 618
... scattering for two foils of the same material , one slightly smaller and the other slightly larger than a standard thickness of 0.6 cm . air equivalent . Owing to the large variation with atomic weight of the amount of scattering , the ...
... scattering for two foils of the same material , one slightly smaller and the other slightly larger than a standard thickness of 0.6 cm . air equivalent . Owing to the large variation with atomic weight of the amount of scattering , the ...
Page 619
... scattering per atom divided by A2 : —Au 3 · 1 , Pt 3 · 4 , Sn 34 , Ag 34 , Cu 3 · 95 , Al 3.4 . It will be seen from the table that , although the experi- mental conditions were very different from those in the previous experiments ...
... scattering per atom divided by A2 : —Au 3 · 1 , Pt 3 · 4 , Sn 34 , Ag 34 , Cu 3 · 95 , Al 3.4 . It will be seen from the table that , although the experi- mental conditions were very different from those in the previous experiments ...
Contents
SIXTH SERIES | 1 |
Dr N Bohr on the Theory of the Decrease of Velocity | 10 |
Dr S A Shorter on the Application of the Theory | 31 |
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absorbed absorption acid activity alpha rays aluminium ampere angle apparatus approximately atomic weight beam brass cadmium iodide calculated carbon cathode rays cent centimetre charge circuit coefficient collisions constant contact potential corpuscles corpuscular radiation curve deflexion deposit determined diffusion discharge electric electrometer electrons electroscope emanation emission emitted energy equation equilibrium experimental experiments film foil formula frequency galvanometer gases given gives glass heating effect hydrogen increase ionization ionization-chamber ions iridium J. J. Thomson layers magnetic maximum measured mercury metal method mgrms molecules negative nitrogen nuclei observed obtained oxide oxygen paper particles Phil phosphorus Phys Planck unit plate platinum positive pressure Proc produced proportional quantity radium ratio scattering shown solution spectrum sublimate substance surface Table temperature theory thickness thorium tube uranium V₁ vapour velocity vibrations volts wave-length waves wire X-rays zero