oxygen isotope fractionation

oxygen isotope fractionation

[′äk·sə·jən ′īs·ə‚tōp ‚frak·shə′nā·shən]
(geochemistry)
The use of temperature-dependent variations of the oxygen-18/oxygen-16 ratio in the carbonate shells of marine organisms, to measure water temperature at the time of deposition.
References in periodicals archive ?
Decreases in the rate at which these reactions occur increases stable oxygen isotope fractionation, resulting in an enrichment of [.sup.16]O.
The influence of training on oxygen isotope fractionation in healthy subjects.
A great example is the use of oxygen isotope fractionation to demonstrate the unequivocal link between the Earth and Moon.
Microbial sulfate reduction rates and sulfur and oxygen isotope fractionations at oil and gas seeps in deepwater Gulf of Mexico.