Stable isotope analysis has become an indispensable tool in deciphering the complexities of the water cycle and climate variability. By measuring the ratios of stable isotopes such as δ18O and δ2H in ...

The equipment used to identify the "fingerprint" of magma sources. Called a laser fluorination line, the apparatus extracts and measures oxygen isotopes. This is housed in volcanologist Ilya ...

Plants need phosphorus, an essential nutrient, to grow. This nutrient is present in fertilizers and applied to crops to increase their yields. One downside of too much phosphorus in this agricultural ...

The discovery of stable ''isotopes" began with J. J. Thomson's identification of neon-22 in 1912 (Bievre et al., 1984). More than 90 naturally occurring elements have been identified on the earth; ...