Nature, Količina 93Sir Norman Lockyer Macmillan Journals Limited, 1914 |
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Zadetki 1–3 od 48
Stran 1
... radium C , of atomic weight 214 , in losing an atom of helium , yields radium D , of atomic weight 210 , inseparable from lead . But this is not all ; in the B ray changes , the element shifts its position by one place in the opposite ...
... radium C , of atomic weight 214 , in losing an atom of helium , yields radium D , of atomic weight 210 , inseparable from lead . But this is not all ; in the B ray changes , the element shifts its position by one place in the opposite ...
Stran 225
... RADIUM AND QUACK MEDICINES . I view of the fact that a large number of drugs , earths , and waters , said to be radio - active , are being offered for sale to the general public for the treatment of certain diseases , the medical ...
... RADIUM AND QUACK MEDICINES . I view of the fact that a large number of drugs , earths , and waters , said to be radio - active , are being offered for sale to the general public for the treatment of certain diseases , the medical ...
Stran 413
... Radium Institute for the year 1913 , by the director , Mr. Hayward Pinch , has been issued . In all , 860 cases have been treated , of which about half were cases of cancer . A number of the latter improved more or less , but it is too ...
... Radium Institute for the year 1913 , by the director , Mr. Hayward Pinch , has been issued . In all , 860 cases have been treated , of which about half were cases of cancer . A number of the latter improved more or less , but it is too ...
Vsebina
GEOLOGICAL SOCIETY at 8 An Apparently Paleolithic Drawing on | 36 |
Note on a Functional Equation | 51 |
RadioActive Elements and the Periodic Table | 121 |
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absolute magnitudes acid æther appears April atomic atomic weight balloon British cent chemical chemistry classes College colour committee contains density described direction discussion edition effect electric electrons Engineering experiments fact Funafuti Geological giant stars given gives Hermann et Fils illustrated important increase industry Institute interesting investigation J. J. Thomson laboratory large number larvæ lectures lines London magnetic magnitude March matter means measures ment metals Meteorological method metric system mineral motion Museum National Physical Laboratory NATURE observations Observatory obtained origin paper parallax period photographs physical plants plates present Price problems produced Prof published radiation radium recent region rocks Royal Society schools scientific solar species spectra spectral classes spectrum stars surface temperature theory tion tube University various velocity volume W. H. Bragg