Search Results - "Remazeilles, Celine"

Long-term alteration processes of iron fasteners extracted from archaeological shipwrecks aged in biologically active waterlogged media by Rémazeilles, Céline, Lévêque, François, Conforto, Egle, Refait, Philippe

“…[Display omitted] •Greigite and pyrite were detected in woods of three archaeological shipwrecks.•Siderite, chukanovite, mackinawite, pyrite and greigite were…”
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Contribution of magnetic measurement methods to the analysis of iron sulfides in archaeological waterlogged wood‑iron assemblies by Rémazeilles, Céline, Lévêque, François, Conforto, Egle, Meunier, Laure, Refait, Philippe

“…Pyrite and greigite were identified in the wood of two ancient shipwrecks using an original multi-technique analytical approach. Structural characterization…”
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Corrosion of Carbon Steel in Marine Environments: Role of the Corrosion Product Layer by Refait, Philippe, Grolleau, Anne-Marie, Jeannin, Marc, Rémazeilles, Celine, Sabot, René

“…This article presents a synthesis of recent studies focused on the corrosion product layers forming on carbon steel in natural seawater and the link between…”
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The transformation of mackinawite into greigite studied by Raman spectroscopy by Bourdoiseau, Jacques-André, Jeannin, Marc, Rémazeilles, Céline, Sabot, René, Refait, Philippe

“…In this study, Raman spectroscopy was used to precisely understand the mechanisms of oxidation of mackinawite (FeS). Two experimental conditions were…”
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Rapid light carbon releases and increased aridity linked to Karoo–Ferrar magmatism during the early Toarcian oceanic anoxic event by Font, Eric, Duarte, Luís Vítor, Dekkers, Mark J., Remazeilles, Celine, Egli, Ramon, Spangenberg, Jorge E., Fantasia, Alicia, Ribeiro, Joana, Gomes, Elsa, Mirão, José, Adatte, Thierry

“…Large-scale release of isotopically light carbon is responsible for the carbon isotope excursion (CIE) of the Toarcian Oceanic Anoxic Event during the Lower…”
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Remarkable corrosion resumption of archaeological bronzes, induced by the oxidation of ternary Cu-Sn-S phases in atmosphere, after long-term burial with sulfides by Rémazeilles, Céline, Langlet-Marzloff, Véronique, Creus, Juan, Lotte, Guillaume, Deshayes, Christophe, Baleux, François, Robbiola, Luc

“…[Display omitted] •Novel results on an unknown bronze disease promoted by sulfides.•The long-term alteration process promoted by sulfides of archaeological…”
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End-Cretaceous akaganéite as a mineral marker of Deccan volcanism in the sedimentary record by Font, Eric, Carlut, Julie, Rémazeilles, Céline, Mather, Tamsin A., Nédélec, Anne, Mirão, José, Casale, Sandra

“…An enigmatic chloride-rich iron (oxyhydr)oxide has been recently identified together with mercury anomalies in End-Cretaceous marine sediments coeval with the…”
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Biological oxidation of sulfur compounds in artificially degraded wood by Albelda Berenguer, Magdalena, Monachon, Mathilde, Jacquet, Clémentine, Junier, Pilar, Rémazeilles, Céline, Schofield, Eleanor J., Joseph, Edith

“…Marine and lacustrine archaeological waterlogged wood encounters serious problems after excavation due to the accumulation of sulfur and iron compounds during…”
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Effect of the pH of the electrolyte on the formation and on the corrosion properties of ceria based coating on carbon steel by Bourenane, Nadjette, Hamlaoui, Youcef, Remazeilles, Celine, Pedraza, Fernando

“…The effects of the modification of the pH in 0.1 M cerium nitrate solutions in the elaboration and corrosion resistance of ceria based coatings on carbon steel…”
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Characterization of model samples simulating degradation processes induced by iron and sulfur species on waterlogged wood by Monachon, Mathilde, Albelda-Berenguer, Magdalena, Pelé, Charlène, Cornet, Emilie, Guilminot, Elodie, Rémazeilles, Céline, Joseph, Edith

“…•Waterlogged archaeological wood was modeled from fresh balsa wood.•One-week immersion in deionized water under vacuum is necessary to afterwards degrade the…”
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Study of ferrous corrosion products on iron archaeological objects by electron backscattered diffraction (EBSD) by Azoulay, Ilanith, Conforto, Egle, Refait, Philippe, Rémazeilles, Céline

“…The corrosion of iron-based archaeomaterials in anoxic environments leads mainly to Fe(II) compounds, like the hydroxychloride β -Fe 2 (OH) 3 Cl, chukanovite…”
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Microbiologically influenced corrosion of archaeological artefacts: characterisation of iron(II) sulfides by Raman spectroscopy by Rémazeilles, Céline, Saheb, Mandana, Neff, Delphine, Guilminot, Elodie, Tran, Khoi, Bourdoiseau, Jacques-André, Sabot, René, Jeannin, Marc, Matthiesen, Henning, Dillmann, Philippe, Refait, Philippe

“…Archaeological objects are exposed to the action of micro‐organisms when they lay in a biologically active environment. The presence of iron sulfides in the…”
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Study of Fe(II) sulphides in waterlogged archaeological wood by Rémazeilles, Céline, Tran, Khoi, Guilminot, Elodie, Conforto, Egle, Refait, Philippe

“…Wet organic archaeological materials extracted from seawater may suffer damage as a result of degradation influenced by micro-organisms. One of the most common…”
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A Buried Roman Bronze Inkwell - Chemical Interactions with Agricultural Fertilizers by Rémazeilles, Céline, Conforto, Egle

“…Degradation of archaeological artefacts sometimes leads to unusual corrosion products. Techniques have been used to analyse the upper disc of a rare Roman…”
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Synthesis of goethite from Fe(OH) precipitates: Influence of Fe(II) concentration and stirring speed by Gilbert, F. Françoise, Refait, Philippe, Lévêque, F. François, Remazeilles, C. Céline, Conforto, Egle

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Effect of dissolved Si on the corrosion of iron in deaerated and slightly alkaline solutions (pH ≈ 8.1) at 50 °C by Galai, Leila, Marchetti, Loïc, Miserque, Frédéric, Frugier, Pierre, Godon, Nicole, Brackx, Emmanuelle, Remazeilles, Céline, Refait, Philippe

“…Corrosion of iron in deaerated and slightly alkaline buffered solutions was investigated for different Si concentrations ([Si] varying from ≈0 to ≈110 mg L−1)…”
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From experimental archaeology to laboratory: Mineralogical nature and elemental composition of medieval manufactured vitriols by Vuillard, Clément, Radepont, Marie, Téreygeol, Florian, Remazeilles, Céline, Rouchon, Véronique

“…[Display omitted] •Medieval manufactured vitriol may correspond to different mineralogical phases•Green vitriol mostly corresponds to melanterite but iron…”
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Iron corrosion in archaeological context: Structural refinement of the ferrous hydroxychloride β-Fe 2 (OH) 3 Cl by Réguer, Solenn, Mirambet, Francois, Rémazeilles, Céline, Vantelon, Delphine, Kergourlay, Florian, Neff, Delphine, Dillmann, Philippe

“…Ferrous hydroxysalts are found in corrosion layers of archaeological ferrous objects extracted from oxygen-poor environments. The structure of synthetic and…”
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Synthesis of goethite from Fe(OH) 2 precipitates: Influence of Fe(II) concentration and stirring speed by Gilbert, Françoise, Refait, Philippe, Lévêque, François, Remazeilles, Céline, Conforto, Egle

“…Magnetic methods are efficient tools in soil and environmental science. But in such natural environments, several magnetic minerals are generally present. So,…”
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Influence of Cr(III) on the formation and transformation of corrosion products of steel in marine environments by Serjaouan, M., Rémazeilles, C., Refait, Ph

“…A fundamental approach is used to better understand the influence of Cr on the resistance of low alloy steel to marine corrosion. It focuses on the formation…”
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