Nature, Količina 86Sir Norman Lockyer Macmillan Journals Limited, 1911 |
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Stran 32
... determined by its spectrum , and the volume produced was measured . The investigation showed that helium is produced by ionium as well as by all other products which emit a rays.-J. A. Gray : The secondary rays produced by B rays ...
... determined by its spectrum , and the volume produced was measured . The investigation showed that helium is produced by ionium as well as by all other products which emit a rays.-J. A. Gray : The secondary rays produced by B rays ...
Stran 466
... determined with great accuracy . Though the method is only a few months old , it is even now suffici- ently developed to determine with an accuracy of 1 per is 1 As a matter of fact , there is a second , very faint line for which about ...
... determined with great accuracy . Though the method is only a few months old , it is even now suffici- ently developed to determine with an accuracy of 1 per is 1 As a matter of fact , there is a second , very faint line for which about ...
Stran 529
... determined by the method of measuring images taken at different foci ; these magni- tudes are absolute , and the scale is independent of any other system . The determination of these absolute magni- tudes provides a surer basis for the ...
... determined by the method of measuring images taken at different foci ; these magni- tudes are absolute , and the scale is independent of any other system . The determination of these absolute magni- tudes provides a surer basis for the ...
Vsebina
Geological Surveys and New Maps of Mackenzie Mts das Wasser Dr O Anselmino 177 Chemical Dynamics | 199 |
CarusWilson C the Musical Sands of Eigg 518 Uranium Carbide P Lebeau 235 Colloidal Gold | 264 |
Chalon Paul les Explosifs modernes 546 Peroxide on Quinone Prof E Knecht 303 the Develop | 303 |
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A. C. Haddon acid æther Agriculture animals appears April April 28 Astacus Astronomical birds British C-group cent chapter chemical chemistry College colour committee considerable contains dealing described direction discussion edition effect electric engineering experiments fact February firedamp genus Geological given gives Halley's comet illustrated important increase India industry Institute interesting investigation J. J. Thomson laboratory large number larvæ lines London magnetic March March 23 matter means measure ment method miles Museum nature Nubia observations Observatory obtained optical original paper photographs physical plants plates practical present Price problem produced Prof radio-active radium recent records reference regard Royal Geographical Society Royal Society schools scientific South species speed technical temperature theory tion trees trypanosomes turbine University various velocity Victoria Land volume