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  • noun

Words related to isotope

one of two or more atoms with the same atomic number but with different numbers of neutrons

References in periodicals archive ?
Back in the lab, Chen analyzes the tufas' chemical isotopes to determine when the reefs were alive and consequently when the lakes were high and rain was plentiful.
Members of Chicken Coop are tackling analysis of the diet of ancient chickens, using chemical isotopes in their bones and egg shells, to reveal the resources available to the humans who kept them.
For the findings, the scientists used chemical isotopes in ancient soil to measure prehistoric tree cover - in effect, shade.
Judging people by their hair isn't shallow, it's sound science: The proportions of certain chemical isotopes in someone's tresses can help detectives pin down that individual's region of origin and recent movements, a new study suggests.
EP Boron also produces complementary chemical isotopes used in the normal operation and control of nuclear power plants.