{"id":42650,"date":"2023-02-17T08:35:04","date_gmt":"2023-02-17T07:35:04","guid":{"rendered":"https:\/\/www.he-arc.ch\/?post_type=he-arc_project&#038;p=42650"},"modified":"2026-02-03T15:31:03","modified_gmt":"2026-02-03T14:31:03","slug":"corint","status":"publish","type":"he-arc_project","link":"https:\/\/www.he-arc.ch\/en\/projets-recherche\/corint\/","title":{"rendered":"CORINT \u2013 Elucidating CORrosion of iron by new quantitative multimodal IN-situ Tomography"},"content":{"rendered":"\n<div id=\"contact-card-block_78576cd5c32902d6243b858828bf1bde\" class=\"contact-card is-shadowed mb-2-5 is-not-contained\">\n  <div class=\"contact-card__inner\">\n                <div class=\"contact-entry mb-1\">\n        Chefs de projet\n      <\/div>\n                      <div class=\"contact-entry mb-1\">\n        <a href=\"https:\/\/infoscience.epfl.ch\/entities\/person\/8ef41a11-00de-4b1f-9e1c-81c782493883\"  class=\"simple-link contact-entry mb-1\">Dr Stefano Mischler, direction du projet EPFL<\/a>\n      <\/div>\n                      <div class=\"contact-entry \">\n        <a href=\"https:\/\/people.he-arc.ch\/contact.php?id=2677665102\"  class=\"simple-link contact-entry mb-1\">Dr Laura Brambilla, responsable du travail \u00e0 la HE-Arc<\/a>\n      <\/div>\n            <\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">OBJECTIFS<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ce projet a pour objectif d\u2019\u00e9tudier les ph\u00e9nom\u00e8nes de corrosion de structures en fer enfouies dans un m\u00e9dium poreux et opaque sans d\u00e9gagement pr\u00e9alable. Cette probl\u00e9matique int\u00e9resse autant l\u2019ing\u00e9nierie civil (structures en b\u00e9ton arm\u00e9), que la gestion des d\u00e9chets nucl\u00e9aires (silos en fer dans un manchon d\u2019argile Bentonite) et l\u2019arch\u00e9ologie (objets en fer dans le sol). En arch\u00e9ologie en particulier, il y a un manque de compr\u00e9hension de la mani\u00e8re dont des causent anthropog\u00e9niques m\u00e8nent \u00e0 des changements de l\u2019\u00e9tat de corrosion des objets enterr\u00e9s ou fra\u00eechement excav\u00e9s. Dans le cadre de ce projet, diff\u00e9rents sites de Suisse romande, et principalement les sites d\u2019Avenches (VD) seront pris comme cas d\u2019\u00e9tude. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les objectifs fix\u00e9s sont de :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>participer au d\u00e9veloppement et \u00e0 la validation d\u2019une m\u00e9thode de tomographie par rayons X et neutrons (X&amp;N-CT), adapt\u00e9e \u00e0 l\u2019\u00e9tude in-situ des ph\u00e9nom\u00e8nes de corrosion dans les milieux poreux opaques ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00e9tudier les objets arch\u00e9ologiques ferreux dans leur \u00e9tat milieu d\u2019enfouissement ainsi que de suivre les changements survenant tout au long du processus de conservation dans diff\u00e9rentes conditions environnementales ;<br><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>d\u00e9velopper un mod\u00e8le informatique simulant l\u2019impact des changements m\u00e9caniques et chimiques de l\u2019environnement sur les objets arch\u00e9ologiques enfouis.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Lien vers le site du projet : <a href=\"http:\/\/corrosion-corint.ch\">corrosion-corint.ch<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PROGRAMME<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La d\u00e9marche abord\u00e9e pour atteindre les objectifs inclus:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pr\u00e9l\u00e8vement en bloc d&#8217;objets arch\u00e9ologiques avec sol pour X&amp;N-CT ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00e9tude des objets tomographi\u00e9s \u00e0 l&#8217;aide de m\u00e9thodes de laboratoire plus classique ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>exp\u00e9rimentation \u00e9lectrochimique sur \u00e9chantillons mod\u00e8les en laboratoire ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>prises de donn\u00e9es p\u00e9dologiques et physico-chimiques sur le terrain ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00e9valuation de diff\u00e9rents traitements de conservation-restauration et de leur impact sur la structure et nature des produits de corrosion.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00c9SULTATS<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les d\u00e9livrables des phases de travail de la HE-Arc sur ce projet sont :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>un ensemble de r\u00e9f\u00e9rences servant \u00e0 la calibration et validation de la m\u00e9thode X&amp;N-CT ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>un mod\u00e8le informatique simulant l\u2019impact des changements m\u00e9caniques et chimiques pour les types de terrains \u00e9tudi\u00e9s dans le cadre du projet ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>une documentation des sites \u00e9tudi\u00e9s ;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>une \u00e9valuation de l\u2019impact des traitements \u00e9tudi\u00e9s.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">FINANCEMENT<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Swiss National Science Foundation (SNSF), projet numero CRSII5_205883 \/ 1 <a href=\"https:\/\/www.snf.ch\/en\">snf.ch<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PARTENAIRES<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c9cole polytechnique f\u00e9d\u00e9ral de Lausanne, (EPFL) <a href=\"https:\/\/www.epfl.ch\/en\/\">epfl.ch<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Eidgen\u00f6ssische Technische Hochschule Z\u00fcrich, (ETHZ) <a href=\"https:\/\/ethz.ch\/de.fr.html\">ethz.ch<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Paul-Scherrer Institute (PSI) <a href=\"https:\/\/www.psi.ch\/en\">psi.ch<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nationale enGossenschaft f\u00fcr die Lagerung radioaktiver Abf\u00e4lle (NAGRA) <a href=\"https:\/\/nagra.ch\/en\/why-nagra\/\">nagra.ch<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sites et Mus\u00e9e romains d\u2019Avenches (SMRA) <a href=\"https:\/\/www.aventicum.org\/fr\/\">aventicum.org<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div class=\"cta-cards  \">\n\n    \n      \n        <ul class=\"flex-row mt-3 w-list-unstyled\">\n              <li class=\"size-full\">\n  \n  \n        <a href=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/03\/2026-CORINT.pdf\"  class=\"cta-card is-wide is-shadowed\">\n                <div class=\"cta-card__inner is-with-arrow\">\n                <h3 class=\"cta-card__title pretty-underline is-xlarge\">PDF version<\/h3>\n        <p class=\"cta-card__description is-large\"><\/p>\n                  <span class=\"icon-arrow-right cta-card__arrow\" \/>\n              <\/div>\n        <\/a>\n    \n  \n<\/li>\n          <\/ul>\n    \n  \n<\/div>","protected":false},"author":8,"featured_media":42653,"template":"","he-arc_domain":[5],"he-arc_project_skill":[],"he-arc_project_year":[44,45,46,111,112],"class_list":["post-42650","he-arc_project","type-he-arc_project","status-publish","has-post-thumbnail","hentry","he-arc_domain-conservation-restauration","he-arc_project_year-44","he-arc_project_year-45","he-arc_project_year-46","he-arc_project_year-111","he-arc_project_year-112"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CORINT \u2013 Elucidating CORrosion of iron by new quantitative multimodal IN-situ Tomography - Haute-Ecole Arc<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.he-arc.ch\/en\/projets-recherche\/corint\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta 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