The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1904 - English periodicals |
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Page 27
... experiments , cells were made with metallic electrodes and of crude selenium to which definite selenides had been added ; these cells were subjected to light from various portions of the spectrum and the position of maximum sensibility ...
... experiments , cells were made with metallic electrodes and of crude selenium to which definite selenides had been added ; these cells were subjected to light from various portions of the spectrum and the position of maximum sensibility ...
Page 58
... experiments , does not lead to accurate values of the susceptibility . The results below are therefore to be taken as giving a comparison of mag- netic intensities of the different specimens rather than as a series of accurate absolute ...
... experiments , does not lead to accurate values of the susceptibility . The results below are therefore to be taken as giving a comparison of mag- netic intensities of the different specimens rather than as a series of accurate absolute ...
Page 61
... experiments , which were carried out in the Physical Laboratory of Birmingham University , I take the opportunity of expressing my thanks to Prof. Poynting for suggesting the investigation , providing the necessary apparatus and space ...
... experiments , which were carried out in the Physical Laboratory of Birmingham University , I take the opportunity of expressing my thanks to Prof. Poynting for suggesting the investigation , providing the necessary apparatus and space ...
Page 81
... experiments were made to see what effect the temperature of the gas had upon the amount of ionization produced in it . These preliminary experiments gave results which were at variance with some experiments of Prof. Perring published in ...
... experiments were made to see what effect the temperature of the gas had upon the amount of ionization produced in it . These preliminary experiments gave results which were at variance with some experiments of Prof. Perring published in ...
Page 82
... experiments may be made in either of two ways . The first way is to inclose the air in a vessel which is not air ... Experiments on Air at Constant Pressure . As already mentioned these experiments arose out of the investigation on the ...
... experiments may be made in either of two ways . The first way is to inclose the air in a vessel which is not air ... Experiments on Air at Constant Pressure . As already mentioned these experiments arose out of the investigation on the ...
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Common terms and phrases
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