Philosophical MagazineTaylor & Francis, 1913 - Physics |
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Page 187
... range . The emergent range is thus the distance through which the a particles have to travel after leaving the foil before com- pleting their range . Column 3 gives the means of readings on vernier V for several determinations of the ...
... range . The emergent range is thus the distance through which the a particles have to travel after leaving the foil before com- pleting their range . Column 3 gives the means of readings on vernier V for several determinations of the ...
Page 190
X2 X1 the range . Starting from the end of the range , let a be the air - equivalent of a foil of mass per unit area m ; then the incident range is a cm . Let a be the air - equivalent for emergent range a , then the incident range is ...
X2 X1 the range . Starting from the end of the range , let a be the air - equivalent of a foil of mass per unit area m ; then the incident range is a cm . Let a be the air - equivalent for emergent range a , then the incident range is ...
Page 354
... ranges of Em and A to be 5.0 and 5.4 cm . respectively . Furthermore , if we calculate the range of ThX by the law relating ranges and periods , first suggested by Rutherford , and later tested by Geiger and Nuttall for the radium and ...
... ranges of Em and A to be 5.0 and 5.4 cm . respectively . Furthermore , if we calculate the range of ThX by the law relating ranges and periods , first suggested by Rutherford , and later tested by Geiger and Nuttall for the radium and ...
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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a-rays absorbed absorption acid activity alpha rays aluminium apparatus approximately atomic weight beam cadmium iodide calculated carbon cathode cent charge circuit coefficient collision constant corpuscles corpuscular radiation corresponding curve deflexion determined diffusion discharge electric electrometer electrons electroscope emanation emission emitted energy equation equilibrium ethyl bromide experimental experiments film foil formula frequency galvanometer gases given gives heating effect Hence hydrogen increase ionization ions J. J. Thomson magnetic maximum measured mercury metal method molecules motion negative nitrogen nuclei observed obtained oxide oxygen paper particles Phil photoelectric effect Phys Planck unit plate platinum positive potential pressure Proc produced proportional quantity radiation radium ratio rays refractivity Röntgen 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