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A new study of stable isotopes in ancient rocks suggests that the oceans were much cooler 3.4 billion years ago than previously thought. The discovery that the ocean could have been cooler than 40 °C ...
Isotope science to have wide-ranging impact, NSCL researcher says
Isotope science Nuclear science
2007/3/1
Scientific Director named for DOE Isotope Program(图)
Isotope Program Nuclear Energy radioactive isotopes
2007/1/30