Science: v.1-v.219Moses King, 1958 |
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Page 868
... isotopes which appear to be insensitive to the thermal- neutron activation method can often be detected by fast - neutron reactions or through charged- particle bombardment . Radioactive Source ( Ra - Be ) Transformer Set Van de Graaff ...
... isotopes which appear to be insensitive to the thermal- neutron activation method can often be detected by fast - neutron reactions or through charged- particle bombardment . Radioactive Source ( Ra - Be ) Transformer Set Van de Graaff ...
Page 1003
... isotope concentra- tions in near bottom waters which fur- nish these isotopes to the sediments . The method of ionium - thorium chro- nology ( 1 ) of deep - sea sediments is based on the simultaneous removal of ionium ( Th230 , 1/2 ...
... isotope concentra- tions in near bottom waters which fur- nish these isotopes to the sediments . The method of ionium - thorium chro- nology ( 1 ) of deep - sea sediments is based on the simultaneous removal of ionium ( Th230 , 1/2 ...
Page 1124
... isotopes ; the initiation of treat- ment of human disease with radioactive isotopes and with heavy particles from cyclotrons . A fundamental factor in such achieve- ments was Lawrence's character and energy . He had the vision to ...
... isotopes ; the initiation of treat- ment of human disease with radioactive isotopes and with heavy particles from cyclotrons . A fundamental factor in such achieve- ments was Lawrence's character and energy . He had the vision to ...
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12 Sept 18 July AAAS acid activity aldosterone American amino acids animals apparatus Association Atomic B. F. Skinner Bausch & Lomb behavior biochemical biological cells Chem chemical chemistry Chicago chlorophyll Choice Hotel cholinesterase College Colorimeters complete Corp curve Department Dept effect electron ence energy enzyme equipment experiments field Glass gram hemerythrin increase Institute Instrument International Geophysical isotopes Laboratory material mathematics measurement Medical ment method microscope Model molecules National nuclear observed operation optical oxidation papers particles percent physics plant predicates present problems properdin protein PYREX radiation radioactive range reaction References and Notes sample Science Scientific scientists Soviet surface temperature tion titration tive tryptophan tube ture U.S. Geological Survey United Univ University volume Washington x-ray York