{"id":13293,"date":"2025-09-11T13:00:46","date_gmt":"2025-09-11T11:00:46","guid":{"rendered":"https:\/\/www.nanomesurefrance.fr\/?p=13293"},"modified":"2025-09-12T15:17:30","modified_gmt":"2025-09-12T13:17:30","slug":"rapport_euon_cbnm","status":"publish","type":"post","link":"https:\/\/www.nanomesurefrance.fr\/en\/rapport_euon_cbnm\/","title":{"rendered":"New EUON report: monitoring carbon-based nanomaterials, a major challenge"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"13293\" class=\"elementor elementor-13293\">\n\t\t\t\t\t\t\t        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-7794eee elementor-section-boxed elementor-section-height-default elementor-section-height-default cms-remove-row-no cms-section-no-padding-no cms-boxed-bg-false cms-section-boxed-divider-false cms-overlay-gradient-bg-yes cms-overlay-gradient-mode-tb\" data-id=\"7794eee\" data-element_type=\"section\">\n\t\t\n\t\t<div class=\"cms-overlay-gradient\"><\/div><div class=\"cms-section-boxed-bg\"><\/div><div class=\"cms-section-boxed-divider\"><\/div><div class=\"cms-elementor-section-remove\"><\/div><div class=\"cms-elementor-section-corner cms-elementor-section-corner-top\"><\/div><div class=\"cms-elementor-section-corner cms-elementor-section-corner-bottom\"><\/div>        <div class=\"elementor-container elementor-column-gap-default\" >\n\t\t        <div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-028cbae\" data-id=\"028cbae\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-87efc81 elementor-widget elementor-widget-heading\" data-id=\"87efc81\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.12.0 - 29-03-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\"><strong>Nouveau rapport EUON : identifier les nanomat\u00e9riaux \u00e0 base de carbone, un d\u00e9fi majeur<\/strong><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t        <\/div>\n        <\/div>\n        \t\t        <\/div>\n        <\/div>\n\t\t        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-50102606 elementor-section-boxed elementor-section-height-default elementor-section-height-default cms-remove-row-no cms-section-no-padding-no cms-boxed-bg-false cms-section-boxed-divider-false cms-overlay-gradient-bg-yes cms-overlay-gradient-mode-tb\" data-id=\"50102606\" data-element_type=\"section\">\n\t\t\n\t\t<div class=\"cms-overlay-gradient\"><\/div><div class=\"cms-section-boxed-bg\"><\/div><div class=\"cms-section-boxed-divider\"><\/div><div class=\"cms-elementor-section-remove\"><\/div><div class=\"cms-elementor-section-corner cms-elementor-section-corner-top\"><\/div><div class=\"cms-elementor-section-corner cms-elementor-section-corner-bottom\"><\/div>        <div class=\"elementor-container elementor-column-gap-default\" >\n\t\t        <div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-449ff5ae\" data-id=\"449ff5ae\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-1e9da4e elementor-widget elementor-widget-image\" data-id=\"1e9da4e\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.12.0 - 29-03-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2025\/03\/image-pour-site-NMF.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e093842 elementor-widget elementor-widget-text-editor\" data-id=\"4e093842\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.12.0 - 29-03-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p class=\"whitespace-break-spaces\" dir=\"auto\">L\u2019EUON (European Union Observatory for Nanomaterials) publie un rapport cl\u00e9 sur la d\u00e9tection et la quantification des nanomaterials \u00e0 base de carbone (CBNMs) dans l\u2019environnement et les matrices biologiques. R\u00e9alis\u00e9 par NovaMechanics Ltd, ce document met en avant les avanc\u00e9es r\u00e9centes, mais aussi les d\u00e9fis persistants pour tracer ces mat\u00e9riaux en conditions r\u00e9elles.<\/p><p class=\"whitespace-break-spaces\" dir=\"auto\"><strong>Des m\u00e9thodes en progression, mais pr\u00e9sentant encore des limitations<\/strong><\/p><p class=\"whitespace-break-spaces\" dir=\"auto\">Les CBNMs, utilis\u00e9s dans la m\u00e9decine, l\u2019\u00e9lectronique ou l\u2019\u00e9nergie, restent difficiles \u00e0 d\u00e9tecter et quantifier avec pr\u00e9cision. Le rapport souligne la n\u00e9cessit\u00e9 d\u2019am\u00e9liorer la sensibilit\u00e9 des m\u00e9thodes analytiques et d\u2019harmoniser les protocoles pour garantir des r\u00e9sultats fiables.<\/p><p class=\"whitespace-break-spaces\" dir=\"auto\"><strong>Une feuille de route pour l\u2019avenir<\/strong><\/p><p class=\"whitespace-break-spaces\" dir=\"auto\">Le rapport propose des recommandations concr\u00e8tes : d\u00e9veloppement de techniques plus performantes, collaboration renforc\u00e9e entre acteurs, et meilleure transparence pour encadrer l\u2019utilisation de ces nanomat\u00e9riaux.<\/p><p class=\"whitespace-break-spaces\" dir=\"auto\">Pour en savoir plus : <a class=\"\" href=\"https:\/\/euon.echa.europa.eu\/nanopinion\/-\/blogs\/seeing-the-invisible-how-can-we-track-carbon-based-nanomaterials-in-the-real-world\" target=\"_blank\" rel=\"nofollow noopener noreferrer external\">lire le rapport EUON<\/a>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t        <\/div>\n        <\/div>\n        \t\t        <\/div>\n        <\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<script type=\"text\/javascript\"> toolTips('.classtoolTips1','Il esiste plusieurs d\u00e9finition d\\'un <span class='tooltipsall tooltipsincontent classtoolTips1'>nanomat\u00e9riau<\/span>. <br\/>Selon l\\'<span class='tooltipsall tooltipsincontent classtoolTips13'>ISO<\/span> 8004-1: mat\u00e9riau ayant une dimension ext\u00e9rieure \u00e0 l\u2019\u00e9chelle nanom\u00e9trique  ou ayant une structure interne ou une structure de surface \u00e0 l\u2019\u00e9chelle nanom\u00e9trique.<br\/><br\/>Selon la recommandation de d\u00e9finition europ\u00e9enne C(2022) 3689:<br\/>On entend par \u00abnanomat\u00e9riau\u00bb un mat\u00e9riau naturel, form\u00e9 accidentellement ou manufactur\u00e9, constitu\u00e9 de particules solides qui sont pr\u00e9sentes soit individuellement soit en tant que particules constitutives identifiables dans des agr\u00e9gats ou des agglom\u00e9rats, 50 % au moins de ces particules, dans la r\u00e9partition num\u00e9rique par taille, r\u00e9pondant au moins \u00e0 l\u2019une des conditions suivantes:<br\/>(a) une ou plusieurs dimensions externes de la particule se situent dans la fourchette de 1 nm \u00e0 100 nm;<br\/>(b) la particule pr\u00e9sente une forme allong\u00e9e, telle que celle d\u2019un b\u00e2tonnet, d\u2019une fibre ou d\u2019un tube, deux dimensions externes \u00e9tant inf\u00e9rieures \u00e0 1 nm et l\u2019autre dimension sup\u00e9rieure \u00e0 100 nm;<br\/>(c) la particule pr\u00e9sente une forme de plaque, une dimension externe \u00e9tant inf\u00e9rieure \u00e0 1 nm et les autres dimensions sup\u00e9rieures \u00e0 100 nm.<br\/>Pour d\u00e9terminer la r\u00e9partition num\u00e9rique par taille des particules, il n\u2019est pas n\u00e9cessaire de prendre en consid\u00e9ration les particules ayant au moins deux dimensions externes orthogonales sup\u00e9rieures \u00e0 100 \u03bcm.<br\/>Un mat\u00e9riau pr\u00e9sentant une surface sp\u00e9cifique en volume inf\u00e9rieure \u00e0 6 m2\/cm3 n\u2019est toutefois pas consid\u00e9r\u00e9 comme un <span class='tooltipsall tooltipsincontent classtoolTips1'>nanomat\u00e9riau<\/span>.<br\/> Texte complet: https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/HTML\/?uri=CELEX%3A32022H0614%2801%29'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips12','Comit\u00e9 Europ\u00e9en de Normalisation https:\/\/www.cencenelec.eu\/about-cen\/'); <\/script>","protected":false},"excerpt":{"rendered":"<p>Nouveau rapport EUON : identifier les nanomat\u00e9riaux \u00e0 base de carbone, un d\u00e9fi majeur L\u2019EUON (European Union Observatory for Nanomaterials) publie un rapport cl\u00e9 sur la d\u00e9tection et la quantification des nanomaterials \u00e0 base de carbone (CBNMs) dans l\u2019environnement et les matrices biologiques. R\u00e9alis\u00e9 par NovaMechanics Ltd, ce document met en avant les avanc\u00e9es r\u00e9centes, mais aussi les d\u00e9fis persistants pour tracer ces mat\u00e9riaux en conditions r\u00e9elles. Des m\u00e9thodes en progression, mais pr\u00e9sentant encore des limitations Les CBNMs, utilis\u00e9s dans la m\u00e9decine, l\u2019\u00e9lectronique ou l\u2019\u00e9nergie, restent difficiles \u00e0 d\u00e9tecter et quantifier avec pr\u00e9cision. Le rapport souligne la n\u00e9cessit\u00e9 d\u2019am\u00e9liorer la sensibilit\u00e9 des m\u00e9thodes analytiques et d\u2019harmoniser les protocoles pour garantir des r\u00e9sultats fiables. Une feuille de route pour l\u2019avenir Le rapport propose des recommandations concr\u00e8tes : d\u00e9veloppement de techniques plus performantes, collaboration renforc\u00e9e entre acteurs, et meilleure transparence pour encadrer l\u2019utilisation de ces nanomat\u00e9riaux. Pour en savoir plus : lire le rapport EUON.<\/p>","protected":false},"author":1,"featured_media":13298,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[161,162,163],"class_list":["post-13293","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides-et-normes","tag-chimie","tag-journee-technique","tag-surface","cms-has-post-thumbnail"],"_links":{"self":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/posts\/13293","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/comments?post=13293"}],"version-history":[{"count":0,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/posts\/13293\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/media\/13298"}],"wp:attachment":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/media?parent=13293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/categories?post=13293"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/tags?post=13293"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}