ScienceJohn Michels (Journalist) 1934 |
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Стр. 8
... radium recovery from carnotite ore from Colorado , result- ing in a method for profitable radium recovery from this ore . In 1914–15 , studied under Professor George H. Hulett at Princeton ; while there , with Dr. Willy A. Schlesinger ...
... radium recovery from carnotite ore from Colorado , result- ing in a method for profitable radium recovery from this ore . In 1914–15 , studied under Professor George H. Hulett at Princeton ; while there , with Dr. Willy A. Schlesinger ...
Стр. 283
... radium bomb , so called , was coming to be regarded as a necessity of all well- equipped cancer centers . Fortunately the radium position had been materially eased by the discovery of radium deposits in Canada . It was not pretended ...
... radium bomb , so called , was coming to be regarded as a necessity of all well- equipped cancer centers . Fortunately the radium position had been materially eased by the discovery of radium deposits in Canada . It was not pretended ...
Стр. 514
... radium in medicine is chiefly due to the y - rays of its disintegration products ( RaB and RaC , C ' , C " from radium emanation ) , which have a much greater penetrating power than either prot- actinium or radium proper . Besides , the ...
... radium in medicine is chiefly due to the y - rays of its disintegration products ( RaB and RaC , C ' , C " from radium emanation ) , which have a much greater penetrating power than either prot- actinium or radium proper . Besides , the ...
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acid Actinium active Agriculture Algonkian American animals annual apparatus appointed Archean Association biological Botanical Bureau California cells cent Chem chemical chemistry chromosomes College committee Council culture deuterium director discussion disease effect eggs electric engineering experimental experiments fessor field forest Friday geology given Grand Central Terminal growth held hydrogen ical important industry infective Institute interest investigations isotope Jour laboratory lectures light material mathematics Medical medicine meeting ment method methylene blue molecules Museum National nature observed obtained organization papers physics plans plant possible present president problems production Professor protactinium pseudorabies radium recent Recent Deaths School SCIENCE FRIDAY scientific secretary Section session Smithsonian Institution Building Society soil species spinors strobili survey temperature theory tion United University University of California versity veterinary virus vitamin D Washington York