Search Results - "Chéron, Sandrine"
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Coupled molybdenum, iron and uranium stable isotopes as oceanic paleoredox proxies during the Paleoproterozoic Shunga Event
Published in Chemical geology (20-12-2013)“…The Paleoproterozoic Era was a time of remarkable importance in the redox evolution of Earth's atmosphere and oceans. Here, we present a multi-proxy study of…”
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Formation of carbonate chimneys in the Mediterranean Sea linked to deep-water oxygen depletion
Published in Nature geoscience (01-09-2013)“…Submarine seeps release substantial amounts of methane into the overlying water column at continental margins, leading to the formation of calcium carbonate…”
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Rare earth elements and neodymium isotopes in sedimentary organic matter
Published in Geochimica et cosmochimica acta (01-09-2014)“…We report rare earth element (REE) and neodymium (Nd) isotope data for the organic fraction of sediments collected from various depositional environments, i.e…”
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Active hydrothermal vents in the Woodlark Basin may act as dispersing centres for hydrothermal fauna
Published in Communications earth & environment (17-03-2022)“…Abstract Here we report the discovery of a high-temperature hydrothermal vent field on the Woodlark Ridge, using ship-borne multibeam echosounding and Remotely…”
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Biogeochemical insights into microbe–mineral–fluid interactions in hydrothermal chimneys using enrichment culture
Published in Extremophiles : life under extreme conditions (01-05-2015)“…Active hydrothermal chimneys host diverse microbial communities exhibiting various metabolisms including those involved in various biogeochemical cycles. To…”
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Linking Danube River activity to Alpine Ice-Sheet fluctuations during the last glacial (ca. 33–17 ka BP): Insights into the continental signature of Heinrich Stadials
Published in Quaternary science reviews (01-02-2020)“…Offshore archives retrieved from marine/lacustrine environments receiving sediment from large river systems are valuable Quaternary continental records. In the…”
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Effects of postglacial seawater intrusion on sediment geochemical characteristics in the Romanian sector of the Black Sea
Published in Marine and petroleum geology (01-01-2021)“…Pore water and sediment geochemistry in the western Black Sea were investigated on long Calypso piston core samples. Using this type of coring device…”
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Origin and Composition of Ferromanganese Deposits of New Caledonia Exclusive Economic Zone
Published in Minerals (Basel) (01-02-2022)“…Located in the South-West Pacific, at the northern extremity of the mostly submerged Zealandia continent, the New Caledonian Exclusive Economic Zone (EEZ)…”
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A Late Quaternary record of highstand shedding from an isolated carbonate platform (Juan de Nova, southern Indian Ocean)
Published in The depositional record (01-09-2019)“…A 27 m core collected on the sea floor near Juan de Nova island at 1,909 m depth in the SW Indian Ocean preserves a high‐resolution record of carbonate…”
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Are deep-sea ecosystems surrounding Madagascar threatened by land-use or climate change?
Published in Deep-sea research. Part I, Oceanographic research papers (01-01-2018)“…In this short communication, we present a multidisciplinary study of sedimentary records collected from a deep-sea interfluve proximal to the mouths of major…”
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Influence of Clay‐Containing Sediments on Methane Hydrate Formation: Impacts on Kinetic Behavior and Gas Storage Capacity
Published in Journal of geophysical research. Solid earth (01-09-2023)“…On Earth, natural hydrates are mostly encountered in clay‐rich sediments. Yet their formation processes in such matrices remain poorly understood. Achieving an…”
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Diversity, spatial distribution and evolution of inactive and weakly active hydrothermal deposits in the TAG hydrothermal field
Published in Frontiers in earth science (Lausanne) (02-04-2024)“…Introduction: Although, there is an increasing focus on inactive or extinct seafloor massive sulfide (SMS) deposits driven by the possibility of marine mining,…”
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Publisher Correction: Formation of carbonate chimneys in the Mediterranean Sea linked to deep-water oxygen depletion
Published in Nature geoscience (2023)Get full text
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Influence of Clay‐Containing Sediments on Methane Hydrate Formation: Impacts on Kinetic Behavior and Gas Storage Capacity
Published in Journal of geophysical research. Solid earth (04-09-2023)“…Abstract On Earth, natural hydrates are mostly encountered in clay‐rich sediments. Yet their formation processes in such matrices remain poorly understood…”
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Living (stained) deep-sea foraminifera from the Sea of Marmara: A preliminary study
Published in Deep-sea research. Part II, Topical studies in oceanography (01-07-2018)“…In this preliminary study, we investigate living (stained) foraminifera from the Sea of Marmara. We focus on the faunal composition and geochemical signatures…”
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Marine Isotope Stage 4 (71–57 ka) on the Western European margin: Insights to the drainage and dynamics of the Western European Ice Sheet
Published in Global and planetary change (01-10-2023)“…Marine Isotope Stage (MIS) 4 (ca. 71–57 ka; within the Middle Weichselian Substage) is considered a significant Pleistocene glaciation, but it remains poorly…”
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Contribution of resuspended sedimentary particles to dissolved iron and manganese in the ocean: An experimental study
Published in Chemical geology (20-04-2019)“…A number of trace metals play essential roles in marine ecosystem structure and biological productivity. Until recently, it has been argued that phytoplankton…”
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Focus on sulfur count rates along marine sediment cores acquired by XRF Core Scanner
Published in X-ray spectrometry (01-09-2016)“…The aim of this study is to investigate the information provided by sulfur count rates obtained by X‐ray fluorescence core scanner (XRF‐CS) along sedimentary…”
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