{"id":8726,"date":"2022-12-09T07:30:37","date_gmt":"2022-12-09T06:30:37","guid":{"rendered":"https:\/\/fermi.univ-tlse3.fr\/?post_type=tribe_events&#038;p=8726"},"modified":"2023-02-08T09:10:54","modified_gmt":"2023-02-08T08:10:54","slug":"microscopie-electronique-en-actif-sur-atalante-au-cea-de-marcoule-gauthier-jouan-seminar-cemes-15-12-2022-11h","status":"publish","type":"tribe_events","link":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/microscopie-electronique-en-actif-sur-atalante-au-cea-de-marcoule-gauthier-jouan-seminar-cemes-15-12-2022-11h\/","title":{"rendered":"Microscopie \u00e9lectronique en actif sur Atalante au CEA de Marcoule (Gauthier Jouan \/ Seminar \/ CEMES). &#8211; 15\/12\/2022, 11H"},"content":{"rendered":"<p><span style=\"font-size: 20px; color: #002e5d;\"><strong>Les s\u00e9minaires du jeudi<br \/>\n<\/strong><\/span><\/p>\n<p><strong>Gauthier Jouan,<\/strong> <span class=\"\">Atalante &#8211; <\/span><span class=\"\">CEA Marcoule<\/span><\/p>\n<p>Lien zoom : <a href=\"https:\/\/cnrs.zoom.us\/j\/97061901449?pwd=dUFxOE91OW9SN2RtRlV1MW9BYWlyUT09\">https:\/\/cnrs.zoom.us\/j\/98620558928?pwd=YVFwbGN6eE9qbXpXNGpvKzhHczdzdz09<\/a><\/p>\n<p><strong>R\u00e9sum\u00e9 <\/strong>:Les caract\u00e9risations de mat\u00e9riaux radioactifs impliquent de travailler dans des conditions de suret\u00e9, s\u00e9curit\u00e9 et radioprotection particuli\u00e8res. Dans ce cadre, les appareils utilis\u00e9s sont nucl\u00e9aris\u00e9s de fa\u00e7on \u00e0 travailler avec des appareils adapt\u00e9s aux diff\u00e9rents \u00e9chantillons \u00e0 caract\u00e9riser (type d\u2019\u00e9mission, d\u00e9bit de dose, contaminant, \u2026). Une premi\u00e8re partie pr\u00e9sentera les diff\u00e9rentes modifications technologiques r\u00e9alis\u00e9es sur trois microscopes \u00e9lectroniques \u00e0 balayage en fonctionnement dans l\u2019installation nucl\u00e9aire d\u2019Atalante du CEA de Marcoule. Cette partie montrera les complexit\u00e9s de mise en \u0153uvre de l\u2019utilisation de ce type d\u2019\u00e9quipement en milieu actif (exploitation, maintenance).<br \/>\nDans un second temps, des exemples de caract\u00e9risations r\u00e9alis\u00e9es sur des \u00e9chantillons actifs \u00e0 diff\u00e9rentes \u00e9tapes du cycle du combustible seront pr\u00e9sent\u00e9es :<\/p>\n<ul>\n<li>la nano-compression in situ de combustible MOX pour la coulabilit\u00e9 dans les proc\u00e9d\u00e9s de fabrication;<\/li>\n<li>les microstructures et analyses \u00e9l\u00e9mentaires EDS\/WDS de boues issues du d\u00e9mant\u00e8lement d\u2019une usine de recyclage du combustibles us\u00e9s;<\/li>\n<li>les caract\u00e9risations microsonde, MEB et MET d\u2019un verre industriel de d\u00e9chet ultime de haute activit\u00e9.<\/li>\n<\/ul>\n<p>Pour cl\u00f4turer ce s\u00e9minaire, une derni\u00e8re partie sera consacr\u00e9e \u00e0 la description du projet de nucl\u00e9arisation d\u2019un MEB-FIB en actif en cours de montage au sein du laboratoire.<\/p>\n<hr \/>\n<p><div class=\"leaflet-map WPLeafletMap\" style=\"height:300px; width:70%;\"><\/div><script>\nwindow.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [];\nwindow.WPLeafletMapPlugin.push(function WPLeafletMapShortcode() {\/*<script>*\/\nvar baseUrl = atob('aHR0cHM6Ly97c30udGlsZS5vcGVuc3RyZWV0bWFwLm9yZy97en0ve3h9L3t5fS5wbmc=');\nvar base = (!baseUrl && window.MQ) ?\n    window.MQ.mapLayer() : L.tileLayer(baseUrl,\n        L.Util.extend({}, {\n            detectRetina: 0,\n        },\n        {\"subdomains\":\"abc\",\"noWrap\":false,\"maxZoom\":18}        )\n    );\n    var options = L.Util.extend({}, {\n        layers: [base],\n        attributionControl: false\n    },\n    {\"zoomControl\":true,\"scrollWheelZoom\":true,\"doubleClickZoom\":true,\"fitBounds\":true,\"minZoom\":9,\"maxZoom\":18,\"maxBounds\":null,\"attribution\":\"<a href=\\\"http:\\\/\\\/leafletjs.com\\\" title=\\\"Une biblioth\\u00e8que JS pour des cartes interactives\\\">Leaflet<\\\/a>; \\u00a9 <a href=\\\"http:\\\/\\\/www.openstreetmap.org\\\/copyright\\\">OpenStreetMap<\\\/a> contributeurs\"},\n    {});\nwindow.WPLeafletMapPlugin.createMap(options).setView([43.579318389757,1.462611999468],16);window.WPLeafletMapPlugin.createScale({});});<\/script><br \/>\n<script>\nwindow.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [];\nwindow.WPLeafletMapPlugin.push(function WPLeafletMarkerShortcode() {\/*<script>*\/\nvar map = window.WPLeafletMapPlugin.getCurrentMap();\nvar group = window.WPLeafletMapPlugin.getCurrentGroup();\nvar marker_options = window.WPLeafletMapPlugin.getIconOptions({});\nvar marker = L.marker(\n    [0,0],\n    marker_options\n);\nvar is_image = map.is_image_map;\n    marker.setLatLng( map.getCenter() );\nif (marker_options.draggable) {\n    marker.on('dragend', function () {\n        var latlng = this.getLatLng();\n        var lat = latlng.lat;\n        var lng = latlng.lng;\n        if (is_image) {\n            console.log('leaflet-marker y=' + lat + ' x=' + lng);\n        } else {\n            console.log('leaflet-marker lat=' + lat + ' lng=' + lng);\n        }\n    });\n}\nmarker.addTo( group );\nmarker.bindPopup(window.WPLeafletMapPlugin.unescape('CEMES'));window.WPLeafletMapPlugin.markers.push( marker );\n        });<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les s\u00e9minaires du jeudi<\/p>\n","protected":false},"author":5,"featured_media":0,"template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_tribe_events_status":"","_tribe_events_status_reason":"","footnotes":""},"tags":[],"tribe_events_cat":[306,48,233],"class_list":["post-8726","tribe_events","type-tribe_events","status-publish","hentry","tribe_events_cat-cemes","tribe_events_cat-events","tribe_events_cat-seminars","cat_cemes","cat_events","cat_seminars"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - 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