{"id":5258,"date":"2023-08-01T15:41:15","date_gmt":"2023-08-01T13:41:15","guid":{"rendered":"https:\/\/www.nanomesurefrance.fr\/?post_type=groupe_de_travail&#038;p=5258"},"modified":"2026-05-11T15:08:16","modified_gmt":"2026-05-11T13:08:16","slug":"chimie-et-materiaux","status":"publish","type":"groupe_de_travail","link":"https:\/\/www.nanomesurefrance.fr\/en\/groupe_de_travail\/chimie-et-materiaux\/","title":{"rendered":"Chemistry and Materials"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"5258\" class=\"elementor elementor-5258\">\n\t\t\t\t\t\t\t        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-507566a 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=\"507566a\" 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-db16b97\" data-id=\"db16b97\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap\">\n                                <\/div>\n        <\/div>\n        \t\t        <\/div>\n        <\/div>\n\t\t        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-6574cfb 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=\"6574cfb\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-94a4596\" data-id=\"94a4596\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                                <div class=\"elementor-section elementor-inner-section elementor-element elementor-element-530b7d0 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=\"530b7d0\" 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-50 elementor-inner-column elementor-element elementor-element-b023758\" data-id=\"b023758\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-299a0b5 elementor-widget elementor-widget-spacer\" data-id=\"299a0b5\" data-element_type=\"widget\" data-widget_type=\"spacer.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-column .elementor-spacer-inner{height:var(--spacer-size)}.e-con{--container-widget-width:100%}.e-con-inner>.elementor-widget-spacer,.e-con>.elementor-widget-spacer{width:var(--container-widget-width,var(--spacer-size));--align-self:var(--container-widget-align-self,initial);--flex-shrink:0}.e-con-inner>.elementor-widget-spacer>.elementor-widget-container,.e-con-inner>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer,.e-con>.elementor-widget-spacer>.elementor-widget-container,.e-con>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer{height:100%}.e-con-inner>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer>.elementor-spacer-inner,.e-con>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer>.elementor-spacer-inner{height:var(--container-widget-height,var(--spacer-size))}<\/style>\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t        <\/div>\n        <\/div>\n                <div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-50f273c\" data-id=\"50f273c\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-763ed7f elementor-widget elementor-widget-spacer\" data-id=\"763ed7f\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\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<div class=\"elementor-element elementor-element-c4fe584 cms-heading-layout-5 elementor-widget elementor-widget-cms_heading\" data-id=\"c4fe584\" data-element_type=\"widget\" data-widget_type=\"cms_heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"cms-heading-wrapper text-\">\n    <div class=\"w-xl-50 w-lg-70\">\n        <h2 class=\"cms-mainheading heading mt-n5 text-lg-40 lh-1\/375 pb-55 mb-3  text-white empty-none\">Chemistry and Materials Working Group<\/h2>\n    <div class=\"extra-space clearfix\"> <\/div>\n<\/div>\n    <div class=\"cms-heading-desc\">\n        <div class=\"cms-content-desc\">\n            <div class=\"cms-content-desc-inner row gutters-grid justify-content-between\"><div class=\"col-xl-6 col-lg-5\"><div class=\"relative d-inline-block\"><div class=\"cms-heading-experience shadow-primary\"><div class=\"cms-heading-experience-inner\"> <\/div><\/div><img decoding=\"async\" class=\"cms-radius-20 rtl-flip cms-img\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/GT_Chimie_Materiaux-e1699545227761-620x498.jpg\" width=\"620\" height=\"498\" alt=\"\" title=\"\" \/><div class=\"cms-overlaps-divider cms-rounded-clippath-wrap-small\"><div class=\"cms-overlaps-divider1 cms-hexagon-clippath\"><\/div><div class=\"cms-overlaps-divider2 cms-hexagon2-clippath ml-4\"><\/div><\/div><\/div><\/div>                <div class=\"col-xl-5 col-lg-7\">    <div class=\"cms-desc cms-desc-bold text-16 font-700 mb-25  text-white empty-none\">This working group aims to facilitate exchanges between producers and users of nanomaterials. Discussions will focus on the case of: <br> 1\/ identifying nanomaterials within a regulatory framework<br> 2\/ characterization of the main physico-chemical properties required by French regulations (<span class='tooltipsall tooltipsincontent classtoolTips5'>R-Nano<\/span>) and European (<span class='tooltipsall tooltipsincontent classtoolTips6'>REACh<\/span>). <br \/>\n<br \/>\nMain actions : <br \/>\n<br \/>\n- Guideline information sharing <span class='tooltipsall tooltipsincontent classtoolTips10'>OECD<\/span> &amp; Event organization, <br \/>\n<br \/>\n- Drafting of a guide illustrating the current technical limits to determining the \"character\" of a product. <span class='tooltipsall tooltipsincontent classtoolTips1'>nanomaterial<\/span> \"for certain types of substances <br \/>\n<br \/>\n- Identification of needs in terms of validated and recognized methods, particularly for assessing the solubility of nanomaterials, <br \/>\n<\/div>\n    <div class=\"extra-space clearfix\"> 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cms-section-boxed-divider-false cms-overlay-gradient-bg-yes cms-overlay-gradient-mode-tb\" data-id=\"3c1109b\" 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-50 elementor-inner-column elementor-element elementor-element-b29598d\" data-id=\"b29598d\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-d4828ba elementor-widget elementor-widget-spacer\" data-id=\"d4828ba\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t        <\/div>\n        <\/div>\n                <div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-eda6231\" data-id=\"eda6231\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-472fce8 elementor-widget elementor-widget-spacer\" data-id=\"472fce8\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t        <\/div>\n        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cms-sliders-full-no cms-swiper-arrows-icon-default cms-swiper-nav-in-vertical cms-swiper-nav-size-default cms-swiper-nav-shape-default cms-swiper-nav-outline-no cms-swiper-dots-out elementor-widget elementor-widget-cms_clients\" data-id=\"10a6579\" data-element_type=\"widget\" data-widget_type=\"cms_clients.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"cms-client-slider cms-swiper-sliders\">\n    <div class=\"cms-swiper-slider-wrap\">\n        <div class=\"cms-swiper-container no-shadow\" dir=\"ltr\" 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https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/chanel-18x12.png 18w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>                        <\/a>\n                    <\/div>\n                                    <div class=\"cms-client-item cms-swiper-slide swiper-slide\">\n                        <a href=\"#\" target=\"_blank\" class=\"d-block text-center\">\n                            <img decoding=\"async\" width=\"229\" height=\"74\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/PIERRE-FABRE-e1695654826796.png\" class=\"cms-radius-none cms-img\" alt=\"\" srcset=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/PIERRE-FABRE-e1695654826796.png 229w, https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/PIERRE-FABRE-e1695654826796-18x6.png 18w\" sizes=\"(max-width: 229px) 100vw, 229px\" \/>                        <\/a>\n                    <\/div>\n                                    <div class=\"cms-client-item cms-swiper-slide swiper-slide\">\n                        <a href=\"#\" target=\"_blank\" class=\"d-block text-center\">\n                            <img decoding=\"async\" width=\"178\" height=\"100\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/SENSIENT-COSMETIC-TECHNOLOGIES.jpg\" class=\"cms-radius-none cms-img\" alt=\"\" srcset=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/SENSIENT-COSMETIC-TECHNOLOGIES.jpg 178w, https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/SENSIENT-COSMETIC-TECHNOLOGIES-18x10.jpg 18w\" sizes=\"(max-width: 178px) 100vw, 178px\" \/>                        <\/a>\n                    <\/div>\n                                    <div class=\"cms-client-item cms-swiper-slide swiper-slide\">\n                        <a href=\"#\" target=\"_blank\" class=\"d-block text-center\">\n                            <img decoding=\"async\" width=\"211\" height=\"100\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/CSTB.jpg\" class=\"cms-radius-none cms-img\" alt=\"\" srcset=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/CSTB.jpg 211w, https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/CSTB-18x9.jpg 18w\" sizes=\"(max-width: 211px) 100vw, 211px\" \/>                        <\/a>\n                    <\/div>\n                                    <div class=\"cms-client-item cms-swiper-slide swiper-slide\">\n                        <a href=\"#\" target=\"_blank\" class=\"d-block text-center\">\n                            <img decoding=\"async\" width=\"209\" height=\"90\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/IFP-ENERGIES-NOUVELLES.jpg\" class=\"cms-radius-none cms-img\" alt=\"\" srcset=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/IFP-ENERGIES-NOUVELLES.jpg 209w, https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/IFP-ENERGIES-NOUVELLES-18x8.jpg 18w\" sizes=\"(max-width: 209px) 100vw, 209px\" \/>                        <\/a>\n                    <\/div>\n                            <\/div>\n                        <div class=\"cms-swiper-dots cms-swiper-dots-color- cms-swiper-dots-color-hover- cms-swiper-dots-divider cms-swiper-dots-align-  empty-none\"><\/div>\n                    <div class=\"cms-swiper-arrow cmsi-icon cms-swiper-arrow-prev\"><\/div>\n            <div class=\"cms-swiper-arrow cmsi-icon cms-swiper-arrow-next\"><\/div>\n                <\/div>\n    <\/div>\n<\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9796597 elementor-widget elementor-widget-text-editor\" data-id=\"9796597\" 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\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        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-71fa255 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=\"71fa255\" 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-2335d1c\" data-id=\"2335d1c\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-e967878 elementor-widget elementor-widget-spacer\" data-id=\"e967878\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\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        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-74a06c2 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=\"74a06c2\" 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-c40fc24\" data-id=\"c40fc24\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-1b172ff cms-swiper-dots-false cms-teams-layout-1 cms-sliders-full-no cms-swiper-arrows-true cms-swiper-arrows-icon-default cms-swiper-nav-in-vertical cms-swiper-nav-size-default cms-swiper-nav-shape-default cms-swiper-nav-outline-no cms-swiper-dots-out elementor-widget elementor-widget-cms_teams\" data-id=\"1b172ff\" data-element_type=\"widget\" data-widget_type=\"cms_teams.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"cms-team-slider\">\n    <div class=\"cms-swiper-sliders\">\n        <div class=\"cms-swiper-container\" dir=\"ltr\" data-settings=\"{&quot;slide_direction&quot;:&quot;horizontal&quot;,&quot;slide_percolumn&quot;:1,&quot;slide_percolumnfill&quot;:&quot;column&quot;,&quot;slide_mode&quot;:&quot;slide&quot;,&quot;slides_to_show&quot;:4,&quot;slides_to_show_widescreen&quot;:4,&quot;slides_to_show_laptop&quot;:4,&quot;slides_to_show_tablet_extra&quot;:4,&quot;slides_to_show_tablet&quot;:2,&quot;slides_to_show_mobile_extra&quot;:2,&quot;slides_to_show_mobile&quot;:1,&quot;slides_to_scroll&quot;:4,&quot;slides_to_scroll_widescreen&quot;:4,&quot;slides_to_scroll_laptop&quot;:4,&quot;slides_to_scroll_tablet&quot;:2,&quot;slides_to_scroll_tablet_extra&quot;:4,&quot;slides_to_scroll_mobile&quot;:1,&quot;slides_to_scroll_mobile_extra&quot;:2,&quot;slides_gutter&quot;:40,&quot;arrow&quot;:&quot;true&quot;,&quot;arrow_tablet&quot;:&quot;true&quot;,&quot;arrow_mobile&quot;:&quot;true&quot;,&quot;dots&quot;:&quot;false&quot;,&quot;dots_tablet&quot;:&quot;false&quot;,&quot;dots_mobile&quot;:&quot;false&quot;,&quot;dots_style&quot;:&quot;divider&quot;,&quot;autoplay&quot;:&quot;false&quot;,&quot;pause_on_hover&quot;:&quot;true&quot;,&quot;pause_on_interaction&quot;:&quot;true&quot;,&quot;delay&quot;:5000,&quot;loop&quot;:&quot;false&quot;,&quot;speed&quot;:300}\">\n                        <div class=\"cms-swiper-wrapper swiper-wrapper\">\n                                    <div class=\"cms-team-item cms-swiper-slide swiper-slide\">\n                        <div class=\"cms-team-item-inner bg-hover-white cms-shadow-hover-1 cms-radius-10 cms-transition overflow-hidden\">\n                            <div class=\"cms-team-img mb-10\"><img decoding=\"async\" class=\"w-100 cms-radius-10 cms-img\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2025\/07\/Francois-Xavier_OUF_LNE-1-290x370.jpg\" width=\"290\" height=\"370\" alt=\"Fran\u00e7ois-Xavier_OUF_LNE\" title=\"Fran\u00e7ois-Xavier_OUF_LNE\" \/><\/div>                                <div class=\"cms-team-social cms-transition pt-20\">\n                                                                                <a href=\"https:\/\/linkedin.com\" class=\"circle text-center\">\n                                                <span class=\"cmsi-linkedin-circle\"><\/span>\n                                            <\/a>\n                                                                    <\/div>\n                                                        <div class=\"cms-team-info text-center pt-15 pb-22\">\n                                <div class=\"cms-heading text-20\">\n                                    <a href=\"#\" class=\"\">\n                                        Fran\u00e7ois-Xavier OUF                                    <\/a>\n                                <\/div>\n                                                                    <div class=\"team-position pt-8\">Animator, LNE<\/div>\n                                                                                            <\/div>\n                        <\/div>\n                    <\/div>\n                                    <div class=\"cms-team-item cms-swiper-slide swiper-slide\">\n                        <div class=\"cms-team-item-inner bg-hover-white cms-shadow-hover-1 cms-radius-10 cms-transition overflow-hidden\">\n                            <div class=\"cms-team-img mb-10\"><img decoding=\"async\" class=\"w-100 cms-radius-10 cms-img\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2025\/07\/Valerie_GODEFERT_LNE-290x370.jpg\" width=\"290\" height=\"370\" alt=\"Val\u00e9rie_GODEFERT_LNE\" title=\"Val\u00e9rie_GODEFERT_LNE\" \/><\/div>                                <div class=\"cms-team-social cms-transition pt-20\">\n                                                                                <a href=\"https:\/\/linkedin.com\" class=\"circle text-center\">\n                                                <span class=\"cmsi-linkedin-circle\"><\/span>\n                                            <\/a>\n                                                                    <\/div>\n                                                        <div class=\"cms-team-info text-center pt-15 pb-22\">\n                                <div class=\"cms-heading text-20\">\n                                    <a href=\"#\" class=\"\">\n                                        Val\u00e9rie GODEFERT                                    <\/a>\n                                <\/div>\n                                                                    <div class=\"team-position pt-8\">Animator, LNE<\/div>\n                                                                                            <\/div>\n                        <\/div>\n                    <\/div>\n                                    <div class=\"cms-team-item cms-swiper-slide swiper-slide\">\n                        <div class=\"cms-team-item-inner bg-hover-white cms-shadow-hover-1 cms-radius-10 cms-transition overflow-hidden\">\n                            <div class=\"cms-team-img mb-10\"><img decoding=\"async\" class=\"w-100 cms-radius-10 cms-img\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2025\/08\/Christophe_ZING-290x370.jpg\" width=\"290\" height=\"370\" alt=\"Christophe_ZING\" title=\"Christophe_ZING\" \/><\/div>                                <div class=\"cms-team-social cms-transition pt-20\">\n                                                                                <a href=\"https:\/\/linkedin.com\" class=\"circle text-center\">\n                                                <span class=\"cmsi-linkedin-circle\"><\/span>\n                                            <\/a>\n                                                                    <\/div>\n                                                        <div class=\"cms-team-info text-center pt-15 pb-22\">\n                                <div class=\"cms-heading text-20\">\n                                    <a href=\"#\" class=\"\">\n                                        Christophe ZING                                    <\/a>\n                                <\/div>\n                                                                    <div class=\"team-position pt-8\">Representative<\/div>\n                                                                                            <\/div>\n                        <\/div>\n                    <\/div>\n                                    <div class=\"cms-team-item cms-swiper-slide swiper-slide\">\n                        <div class=\"cms-team-item-inner bg-hover-white cms-shadow-hover-1 cms-radius-10 cms-transition overflow-hidden\">\n                            <div class=\"cms-team-img mb-10\"><img decoding=\"async\" class=\"w-100 cms-radius-10 cms-img\" src=\"https:\/\/www.nanomesurefrance.fr\/wp-content\/uploads\/2023\/08\/user-team-nano-290x370.png\" width=\"290\" height=\"370\" alt=\"\" title=\"\" \/><\/div>                                <div class=\"cms-team-social cms-transition pt-20\">\n                                                                                <a href=\"https:\/\/linkedin.com\" class=\"circle text-center\">\n                                                <span class=\"cmsi-linkedin-circle\"><\/span>\n                                            <\/a>\n                                                                    <\/div>\n                                                        <div class=\"cms-team-info text-center pt-15 pb-22\">\n                                <div class=\"cms-heading text-20\">\n                                    <a href=\"#\" class=\"\">\n                                        Undesignated                                    <\/a>\n                                <\/div>\n                                                                    <div class=\"team-position pt-8\">Alternate<\/div>\n                                                                                            <\/div>\n                        <\/div>\n                    <\/div>\n                            <\/div>\n                        <div class=\"cms-swiper-dots cms-swiper-dots-color- cms-swiper-dots-color-hover- cms-swiper-dots-divider cms-swiper-dots-align- pt-35 empty-none\"><\/div>\n                    <div class=\"cms-swiper-arrow cmsi-icon cms-swiper-arrow-prev\"><\/div>\n            <div class=\"cms-swiper-arrow cmsi-icon cms-swiper-arrow-next\"><\/div>\n                <\/div>\n    <\/div>\n<\/div>\n\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-e7cdde5 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=\"e7cdde5\" 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-93b3c35\" data-id=\"93b3c35\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-abf2d51 elementor-widget elementor-widget-spacer\" data-id=\"abf2d51\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\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        <div class=\"elementor-section elementor-top-section elementor-element elementor-element-1c8ce00 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=\"1c8ce00\" 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-7c3e708\" data-id=\"7c3e708\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap elementor-element-populated\">\n                        \t\t<div class=\"elementor-element elementor-element-f62a697 elementor-widget elementor-widget-text-editor\" data-id=\"f62a697\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h3>Document library<\/h3><p>All working group meeting documents are available to members in the following library<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c1d49b elementor-widget elementor-widget-cms_button\" data-id=\"3c1d49b\" data-element_type=\"widget\" data-widget_type=\"cms_button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t        <div class=\"cms-btn-wraps  text-\" >\n                <a href=\"https:\/\/www.nanomesurefrance.fr\/en\/bibliotheques-de-documents-chimie-et-materiaux\/\" class=\"btn btn-fill btn-accent text-white btn-hover-fill btn-hover-primary text-hover-white btn-lg\">\n                <span class=\"cms-btn-content cms-btn-content- justify-content-center\">\n                                                    <span aria-hidden=\"true\" class=\"cms-icon cms-btn-icon order-first icon-outline-no rtl-flip cmsi-arrow-right\" style=\"\"><\/span>                                                <span class=\"cms-btn-text text-center\">Library<\/span>\n                                    <\/span>\n            <\/a>\n                <\/div>\n    \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-0eb863b 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=\"0eb863b\" 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-138e6b7\" data-id=\"138e6b7\" data-element_type=\"column\">\n        <div class=\"elementor-widget-wrap\">\n                                <\/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('.classtoolTips5','Registre des d\u00e9clarations en ligne des substances \u00e0 l\\'\u00e9tat nanoparticulaire en France.<br\/>https:\/\/www.r-nano.fr\/'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips6','REACH est un r\u00e8glement europ\u00e9en (r\u00e8glement n\u00b01907\/2006) entr\u00e9 en vigueur en 2007 pour s\u00e9curiser la fabrication et l\\'utilisation des substances chimiques dans l\\'industrie europ\u00e9enne. https:\/\/echa.europa.eu\/fr\/regulations\/reach\/understanding-reach'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips10','Organisation de Coop\u00e9ration et de D\u00e9veloppement Economiques https:\/\/www.oecd.org\/fr\/'); <\/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>Identification des nanomat\u00e9riaux et caract\u00e9risation des principales propri\u00e9t\u00e9s physico-chimiques dans le cadre r\u00e9glementaire (R-Nano, REACh).<\/p>","protected":false},"featured_media":8856,"template":"","class_list":["post-5258","groupe_de_travail","type-groupe_de_travail","status-publish","has-post-thumbnail","hentry","cms-has-post-thumbnail"],"_links":{"self":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/groupe_de_travail\/5258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/groupe_de_travail"}],"about":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/types\/groupe_de_travail"}],"version-history":[{"count":0,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/groupe_de_travail\/5258\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/media\/8856"}],"wp:attachment":[{"href":"https:\/\/www.nanomesurefrance.fr\/en\/wp-json\/wp\/v2\/media?parent=5258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}