Nature, Količina 79Sir Norman Lockyer Macmillan Journals Limited, 1908 |
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Zadetki 1–3 od 55
Stran 15
... radium associated with it , there is no doubt that uranium expels two a par- ticles to one from radium itself . Whether this is a peculiarity of uranium itself or due to an unseparated product in uranium is not settled . Taking the ...
... radium associated with it , there is no doubt that uranium expels two a par- ticles to one from radium itself . Whether this is a peculiarity of uranium itself or due to an unseparated product in uranium is not settled . Taking the ...
Stran 206
... radium , but in the rocks and minerals of the earth's crust , as we find them in nature . Let us consider , in the first place , the most conspicuous cases of this kind . The source from which radium is obtained is the mineral ...
... radium , but in the rocks and minerals of the earth's crust , as we find them in nature . Let us consider , in the first place , the most conspicuous cases of this kind . The source from which radium is obtained is the mineral ...
Stran 401
... radium . These phenomena are also in an X - ray tube , and are believed to be due e B or kathode rays . emical changes produced by radium are of great est , and here , we believe , there will be found on er investigation a remarkable ...
... radium . These phenomena are also in an X - ray tube , and are believed to be due e B or kathode rays . emical changes produced by radium are of great est , and here , we believe , there will be found on er investigation a remarkable ...
Vsebina
1 The Wonder Book | 2 |
Burbury Dr S H the Law of Equipartition of Energy The Wonder Book of the Atmosphere Prof E | 22 |
Caisson Disease 40 Inhabitants of the Marshall Islands T A Joyce | 78 |
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acid actinium æther Agriculture animals apparatus appears archæology Astronomical atomic atomic weight British chapter chemical College colour comet contains dealing December described discussion earthquake effect electric engineering experimental experiments fact geological give given helium hydrogen illustrated important Institute interest investigation J. J. Thomson January laboratory larvæ lines London magnetic magnetic field mathematical matter measured memoir ment meteorological method Museum natural November November 19 observations Observatory obtained October origin paper particles period phosphorescence photographs physical plankton plants plates practical present pressure Price prize produced Prof published question radiation radio-active radium rays recent recognised reference regard Royal Geographical Society Royal Society schools scientific seiches solar South species spectrum stars surface temperature theory thorium tion tube tuberculosis University uranium various velocity volume Zeeman effect