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Photosynthesis leaves behind a unique calling card, a chemical signature that is spelled out with stable oxygen isotopes, according to a new study in Science. The findings suggest that similar isotopi...
Geochemical signature of aquitard pore water and its paleo-environment implications in Caofeidian Harbor, China
pore water aquitard origin geochemistry China
2013/4/11
Oxygen-18 (18O), deuterium (D), and chemical patterns were determined in pore water samples extracted from 100-m
depth in Caofeidian Harbor, China. The stable isotopic composition indicates that aqui...
Lithium abundance and isotope composition of Logudoro basalts, Sardinia: Origin of light Li signature
lithium isotopes diffusion mantle heterogeneity Sardinia
2011/4/12
Basalts from Logudoro, Sardinia (Italy), showing geochemical features similar to EM1-type mantle source, have been
analyzed for their Li isotopic composition to provide data related to a heretofore u...
Temporal stability of the neodymium isotope signature of the Holocene to glacial North Atlantic
Temporal stability of the neodymium isotope signature Holocene glacial North Atlantic
2006/4/9
The neodymium isotopic composition of marine precipitates is increasingly recognized as a powerful tool for identifying changes in ocean circulation and mixing on million year to millennial timescales...