The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1904 - English periodicals |
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Results 1-5 of 52
Page 80
... ring of felspar around them , which , when the intrusive rocks are studied , suggests that the mineral is original ; but similar rings occur around garnets in the ashes , showing that the felspars may be formed in solid rock . In ...
... ring of felspar around them , which , when the intrusive rocks are studied , suggests that the mineral is original ; but similar rings occur around garnets in the ashes , showing that the felspars may be formed in solid rock . In ...
Page 86
... ring and was connected to earth , while the central disk could be connected to the electrometer by the key K when desired . The rays passed between these plates on the way to the brass cylinder , and ionized the air between them . If ...
... ring and was connected to earth , while the central disk could be connected to the electrometer by the key K when desired . The rays passed between these plates on the way to the brass cylinder , and ionized the air between them . If ...
Page 89
... ring connected to earth . These plates were supported by the heavy brass rods H and H ' which passed out through the large insulating ebonite plugs K and K. These ebonite plugs fit into the ends of the brass tubes D and D ' , and these ...
... ring connected to earth . These plates were supported by the heavy brass rods H and H ' which passed out through the large insulating ebonite plugs K and K. These ebonite plugs fit into the ends of the brass tubes D and D ' , and these ...
Page 141
... zinc cylinder was connected to one pole of the battery and the other pole was to earth . Between the iron frame * Rutherford and Allan , loc . cit . and the cylinder was arranged a guard - ring , Radioactivity of the Atmosphere . 141.
... zinc cylinder was connected to one pole of the battery and the other pole was to earth . Between the iron frame * Rutherford and Allan , loc . cit . and the cylinder was arranged a guard - ring , Radioactivity of the Atmosphere . 141.
Page 142
and the cylinder was arranged a guard - ring , to prevent any leak around the ends of the electrodes . The rate of move- ment of the electrometer - needle was taken as a measure of the amount of excited activity present . The wires were ...
and the cylinder was arranged a guard - ring , to prevent any leak around the ends of the electrodes . The rate of move- ment of the electrometer - needle was taken as a measure of the amount of excited activity present . The wires were ...
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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