Science: v.1-v.219Moses King, 1968 |
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Стр. 926
... ratio of the mantle at 2.0 billion years . Points L1 and L2o represent present - day mantle systems generated by the 2.0 billion - year event . For a first - stage μ value of 9.0 , the second - stage values are 8.0 for L1 and 10.0 for ...
... ratio of the mantle at 2.0 billion years . Points L1 and L2o represent present - day mantle systems generated by the 2.0 billion - year event . For a first - stage μ value of 9.0 , the second - stage values are 8.0 for L1 and 10.0 for ...
Стр. 994
... ratio of the oxygen isotopes in the carbonate and can be determined by measuring this ratio with a mass spec- trometer of suitable precision . The ratio of 018 to 016 isotopes in the precipitated carbonate not only de- pends on ...
... ratio of the oxygen isotopes in the carbonate and can be determined by measuring this ratio with a mass spec- trometer of suitable precision . The ratio of 018 to 016 isotopes in the precipitated carbonate not only de- pends on ...
Стр. 998
... ratio of uranium added between these two points . 17 ) – AM4 Values for M2 , V2 , and C , are calculated from Eqs ... ratio ( μg / A3 C3 A2 A2 ( μg / ratio M2 V2 C2 AM AV Contribution V2 range ( μg / ( per- ( per- to Wakulla ratio ratio ...
... ratio of uranium added between these two points . 17 ) – AM4 Values for M2 , V2 , and C , are calculated from Eqs ... ratio ( μg / A3 C3 A2 A2 ( μg / ratio M2 V2 C2 AM AV Contribution V2 range ( μg / ( per- ( per- to Wakulla ratio ratio ...
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