Sentences with phrase «radioactive isotopes beryllium»
They studied boulders from the New Zealand site where the glacial wood had been found, measuring the concentrations in the rocks of radioactive isotopes beryllium - 10 and chlorine - 36, which are produced by nuclear reactions between minerals and cosmic rays.
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In the experiment, the scientists studied the radioactive decay of an isotope called beryllium 8.
The gamma rays would produce airborne radioactive isotopes such as carbon - 14 and beryllium - 10, which would fall to the ground.