Articles with "18o values" as a keyword



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Isotopic records on the massive death of sea scallops in Vancouver Island of Canada

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Published in 2018 at "Applied Geochemistry"

DOI: 10.1016/j.apgeochem.2018.08.031

Abstract: Abstract Carbonate shells can be used in the detection of climate change and ocean acidification in fisheries science and aquaculture. In this study, we reported stable carbon and oxygen isotope ratios (δ13C and δ18O) in… read more here.

Keywords: massive death; sea; sea scallops; 18o values ... See more keywords
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Isotopic evidence in modern precipitation for the westerly meridional movement in Central Asia

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Published in 2021 at "Atmospheric Research"

DOI: 10.1016/j.atmosres.2021.105698

Abstract: Abstract The seasonal and inter-annual variations of stable isotopes in alpine precipitation in arid Central Asia is of great help to understand the modern hydrological processes and climate proxy in the westerly-dominant region. In this… read more here.

Keywords: central asia; precipitation; modern precipitation; 18o values ... See more keywords
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Stable isotope compositions, sources and paleoenvironmental significance of Holocene calcareous root tubes in the Tengger Desert, Northwest China

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Published in 2020 at "Catena"

DOI: 10.1016/j.catena.2020.104846

Abstract: Abstract Valuable archives of paleoenvironmental changes are scarce in the hinterlands of deserts. Calcareous root tubes (CRTs), a form of pedogenic carbonate, are widely distributed in the hinterland of the Tengger Desert, Northwest China. The… read more here.

Keywords: 18o values; tengger desert; holocene; cal kyr ... See more keywords
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Climate and structure of the 8.2 ka event reconstructed from three speleothems from Germany

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Published in 2020 at "Global and Planetary Change"

DOI: 10.1016/j.gloplacha.2020.103266

Abstract: Abstract The most pronounced climate anomaly of the Holocene was the 8.2 ka cooling event. We present new 230Th/U-ages as well as high-resolution stable isotope and trace element data from three stalagmites from two different cave… read more here.

Keywords: structure event; 18o values; climate; three speleothems ... See more keywords
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Source lithology and crustal assimilation recorded in low δ18O olivine from Okinawa Trough, back-arc basin

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Published in 2020 at "Lithos"

DOI: 10.1016/j.lithos.2020.105444

Abstract: Abstract Low δ18O magmas (with δ18O values of 78, with element compositions and δ18O values (4.87 ± 0.38‰, 2SD) to similar those of the olivine in basalts. The other group of olivines exhibits Fo 6‰), indicating that… read more here.

Keywords: low 18o; back arc; source lithology; olivine ... See more keywords

Paleoenvironmental and paleohydrochemical conditions of dolomite formation within a saline wetland in arid northwest Australia

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Published in 2018 at "Quaternary Science Reviews"

DOI: 10.1016/j.quascirev.2018.02.007

Abstract: Abstract Groundwater dolocrete occurring within the Fortescue Marsh, a large inland wetland in the Pilbara region of northwest Australia, has been investigated to provide paleoenvironmental and paleohydrological records and further the understanding of low temperature… read more here.

Keywords: wetland; groundwater; formation; 18o values ... See more keywords
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Stable isotope signatures of hydration water in secondary mineralization on UO2.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2021.122096

Abstract: Hydrated secondary mineralization readily forms on the surface of UO2 particles exposed to humidity in an oxidizing environment. The oxygen stable isotope composition of the secondary uranium oxide may reflect that of the water vapor,… read more here.

Keywords: water; 18o values; hydration water; stable isotope ... See more keywords

Magma reservoir dynamics at Toba caldera, Indonesia, recorded by oxygen isotope zoning in quartz

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep40624

Abstract: Quartz is a common phase in high-silica igneous rocks and is resistant to post-eruptive alteration, thus offering a reliable record of magmatic processes in silicic magma systems. Here we employ the 75 ka Toba super-eruption as… read more here.

Keywords: dynamics toba; isotope; magma reservoir; magma ... See more keywords

The stable isotope hydrology of Sable Island, Nova Scotia, Canada with implications for evaluating the water budget of wild horses

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Published in 2024 at "Isotopes in Environmental and Health Studies"

DOI: 10.1080/10256016.2024.2316584

Abstract: ABSTRACT We investigated the stable isotope hydrology of Sable Island, Nova Scotia, Canada over a five year period from September, 2017 to August, 2022. The δ2H and δ18O values of integrated monthly precipitation were weakly… read more here.

Keywords: hydrology; water; sable island; precipitation ... See more keywords
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Formation and Evolution of a Neoproterozoic Continental Magmatic Arc

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Published in 2021 at "Journal of Petrology"

DOI: 10.1093/petrology/egab029

Abstract: Unlike many Archean diorites and granitoids that arguably formed in different geodynamic settings, their post-Archean counterparts are commonly regarded to have formed at convergent margins, although in detail their petrogenesis remains contentious. Here we present… read more here.

Keywords: neoproterozoic continental; region; evolution neoproterozoic; 18o values ... See more keywords

Assessing fish movement and physiological traits along a salinity gradient by measuring stable oxygen isotope values in fish blood water and muscle water

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Published in 2025 at "Methods in Ecology and Evolution"

DOI: 10.1111/2041-210x.70046

Abstract: Variations in stable oxygen isotopes (δ18O) in the body water of animals reflect changes in δ18O values in environmental water and the animals' physiological processes. Euryhaline/anadromous/catadromous fish species move across salinity gradients; changes in δ18O… read more here.

Keywords: blood water; salinity; water; values fish ... See more keywords