ScienceJohn Michels (Journalist) 1954 |
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Стр. 17
... placed into the hole because , if suddenly with- drawn , too large a volume would cause a runaway ; and ( c ) limiting the amount of air in the tubes which may become radioactive and be displaced into the re- actor room when the hole ...
... placed into the hole because , if suddenly with- drawn , too large a volume would cause a runaway ; and ( c ) limiting the amount of air in the tubes which may become radioactive and be displaced into the re- actor room when the hole ...
Стр. 18
... placed at 3 - in . intervals , and each terminates in a shielded transfer box . The transfer box eliminates the use of shield plugs and makes easier the transfer of the samples into a shielded casket . Standard 21 / 4 - in . diameter by ...
... placed at 3 - in . intervals , and each terminates in a shielded transfer box . The transfer box eliminates the use of shield plugs and makes easier the transfer of the samples into a shielded casket . Standard 21 / 4 - in . diameter by ...
Стр. 26
... placed the end of the rod at approximately the outer edge of the stringer . Independent measurements of the flux distribution through the central exposure facility have been made with " lindium " foils ( 75 % indium and 25 % lead ) 0.2 ...
... placed the end of the rod at approximately the outer edge of the stringer . Independent measurements of the flux distribution through the central exposure facility have been made with " lindium " foils ( 75 % indium and 25 % lead ) 0.2 ...
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AAAS acid activity Agriculture alloxan American animals Association Atomic Energy awarded Biochemistry biological Bureau California Cancer carbon cells Center chairman Chem chemical chemistry College Committee concentration Conference cortisone Department Dept director discussion dose effect electron engineering enzyme experimental experiments fellowships field Foundation gamma rays Geological graphite Harvard Health Illus industrial Institute interest investigation irradiation isatin isotopic Laboratory material measurements Medical meeting ment metacinnabar method mice National neutron nitrogen nuclear nucleic acid observed obtained organization papers percent phototube physics Piltdown plants present president problems produced professor protein radiation radio radioactive rats reactor received recent reported sample saponin School of Medicine Science scientific scientists Section sessions Society solar solution specific sulfaguanidine symposium Table temperature thorium tion tissue triple response triuret U.S. Geological Survey Univ University uranium versity virus Washington WBNS x-ray York zirconium