Science, Том 119John Michels (Journalist) American Association for the Advancement of Science, 1883 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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Стр. 24
... WBNS . 100 200 300 400 500 600 700 AMOUNT OF U235 IN SPHERE ( GRAMS ) FIG . 5. Data obtained with three types of neutron de- tectors during the critical assembly of the WBNS . The reciprocal counting rates have all been normalized to ...
... WBNS . 100 200 300 400 500 600 700 AMOUNT OF U235 IN SPHERE ( GRAMS ) FIG . 5. Data obtained with three types of neutron de- tectors during the critical assembly of the WBNS . The reciprocal counting rates have all been normalized to ...
Стр. 26
... WBNS . The flux in the WBNS appears to fall below that in LOPO at the edge of the sphere . This is to be ex- pected because of the greater production of thermal neutrons by the BeO reflector of LOPO compared to those produced in the ...
... WBNS . The flux in the WBNS appears to fall below that in LOPO at the edge of the sphere . This is to be ex- pected because of the greater production of thermal neutrons by the BeO reflector of LOPO compared to those produced in the ...
Стр. 27
... WBNS core is quite small ( it has been calculated to be about 1440 cm2 ) , the WBNS is very sensitive to the effects of neutron absorbers inserted in the central exposure facility . 3 Apparatus for this type of measurement with the WBNS ...
... WBNS core is quite small ( it has been calculated to be about 1440 cm2 ) , the WBNS is very sensitive to the effects of neutron absorbers inserted in the central exposure facility . 3 Apparatus for this type of measurement with the WBNS ...
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AAAS acid activity Agriculture American amino acids animals Association Atomic Energy awarded Biochemistry biological Bureau California Cancer carbon cells Center chairman Chem chemical chemistry College Committee Conference cortisone Department Dept director discussion dose effect electron engineering enzyme experimental experiments fellowships field Foundation gamma rays Geological graphite Harvard Health Illus industrial investigation irradiation isatin isotopic Laboratory material measurements Medical meeting ment metabolism method mice National neutron nitrogen nuclear nucleic acid observed obtained organization papers percent phototube physics Piltdown plants present president problems production professor protein radiation radio radioactive rats reactor received recent reported samples School of Medicine Science scientific scientists Section sessions Society solar solution specific STANFORD STANFORD UNIVERSITY structure sulfaguanidine symposium Table temperature thorium tion tissue triple response triuret U.S. Geological Survey Univ University uranium versity virus Washington WBNS x-ray York