Science and Life: Aberdeen AddressesJ. Murray, 1920 - 229 páginas This work is a collection of addresses and articles written at Aberdeen University regarding the interaction between science and society. |
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Página 113
... C , and -D , are now recognised . The false interpretation of a similar phenomenon in the case of radium , before the radium emanation had been recognised , led to the view that inactive matter could be rendered temporarily radio ...
... C , and -D , are now recognised . The false interpretation of a similar phenomenon in the case of radium , before the radium emanation had been recognised , led to the view that inactive matter could be rendered temporarily radio ...
Página 121
... radium - C . Ishino and Rutherford have recently concluded , how- ever , that the main y - radiation of radium - C must have a wave- length lying between 0.02 and 0.007 Å . ( Phil . Mag . , 1917 , [ vi . ] 33 , 129 ; 34 , 153 ) . in ...
... radium - C . Ishino and Rutherford have recently concluded , how- ever , that the main y - radiation of radium - C must have a wave- length lying between 0.02 and 0.007 Å . ( Phil . Mag . , 1917 , [ vi . ] 33 , 129 ; 34 , 153 ) . in ...
Página 123
... radium - C and thorium - C a similar branching occurs , and here in one branch an a - ray change is followed by a B - ray change , and in the other branch the sequence is reversed . These cases are sufficiently explained if it be ...
... radium - C and thorium - C a similar branching occurs , and here in one branch an a - ray change is followed by a B - ray change , and in the other branch the sequence is reversed . These cases are sufficiently explained if it be ...
Página 130
... radium - D from lead , the three C - members and radium - E from bismuth , actinium - D and thorium - D from thallium . RADIOACTIVE CHANGE AND THE PERIODIC LAW . In February , 1913 , K. Fajans in Germany , from electrochemical ...
... radium - D from lead , the three C - members and radium - E from bismuth , actinium - D and thorium - D from thallium . RADIOACTIVE CHANGE AND THE PERIODIC LAW . In February , 1913 , K. Fajans in Germany , from electrochemical ...
Página 133
Aberdeen Addresses Frederick Soddy. MAIN SERIES . I. URANIUM , RADIUM , AND ACTINIUM SERIES . Ionium 09388 8 8 8 02 ? Thorium BRANCH SERIES . End Product or 210 ] [ At Radium - C , 0.03 % of the atoms follow the branch series . ] II ...
Aberdeen Addresses Frederick Soddy. MAIN SERIES . I. URANIUM , RADIUM , AND ACTINIUM SERIES . Ionium 09388 8 8 8 02 ? Thorium BRANCH SERIES . End Product or 210 ] [ At Radium - C , 0.03 % of the atoms follow the branch series . ] II ...
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a-particle Aberdeen actinium active æsthetic ancient animal Arts atomic number atomic weight B-ray bismuth branch British Science Guild Carnegie Trust cent century chemical character chemical elements chemist chemistry classical coal commercial education conception creative definite direction discovery disintegration electricity electrons emanation energy evolved existence expelled experimental external Faculty FREDERICK SODDY fundamental H. H. Asquith helium hitherto human ideals inanimate universe investigation ionium isotopes J. J. Thomson knowledge known labour lead living mass material means mechanism ment million mind minerals modern nation nature original past Periodic Law periodic table philosophy physical pitchblende polonium practical present problem processes pure quantity radio-elements radioactive change radium radium-C recognised regard religion scientific study Scotland Soddy spectroscopic spectrum spirit study and research subjects successive teaching technical or commercial thallium thought tion to-day transmutation truth ultimate University of Aberdeen uranium and thorium wealth whole