{"id":605,"date":"2023-03-06T10:37:57","date_gmt":"2023-03-06T09:37:57","guid":{"rendered":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/?p=605"},"modified":"2023-10-22T07:56:03","modified_gmt":"2023-10-22T05:56:03","slug":"frottement-ou-glissement-lexplication-du-nanomonde","status":"publish","type":"post","link":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/?p=605","title":{"rendered":"Frottement ou glissement, l&rsquo;explication du nanomonde"},"content":{"rendered":"\n<p>\u00ab\u00a0\u00c0 partir de quelle \u00e9chelle la surface d&rsquo;un mat\u00e9riau peut-elle provoquer des frottements ? Des scientifiques du Laboratoire de tribologie et dynamique des syst\u00e8mes et de l&rsquo;universit\u00e9 am\u00e9ricaine Johns-Hopkins ont montr\u00e9 pour la premi\u00e8re fois que de telles interactions avaient d\u00e9j\u00e0 lieu, en pr\u00e9sence de mol\u00e9cules adsorb\u00e9es en surface, aux \u00e9chelles nanom\u00e9triques et mol\u00e9culaires, et ce avec un impact suffisant pour contr\u00f4ler des frottements macroscopiques. Publi\u00e9s dans la revue ACS Nano, ces travaux combinent exp\u00e9riences, mod\u00e9lisation th\u00e9orique et simulations num\u00e9riques.\u00a0\u00bb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00ab\u00a0\u00c0 partir de quelle \u00e9chelle la surface d&rsquo;un mat\u00e9riau peut-elle provoquer des frottements ? Des scientifiques du Laboratoire de tribologie et dynamique des syst\u00e8mes et de l&rsquo;universit\u00e9 am\u00e9ricaine Johns-Hopkins ont montr\u00e9 pour la premi\u00e8re fois que de telles interactions avaient d\u00e9j\u00e0 lieu, en pr\u00e9sence de mol\u00e9cules adsorb\u00e9es en surface, aux \u00e9chelles nanom\u00e9triques et mol\u00e9culaires, et ce avec un impact suffisant pour contr\u00f4ler des frottements macroscopiques. Publi\u00e9s dans la revue ACS Nano, ces travaux combinent exp\u00e9riences, mod\u00e9lisation th\u00e9orique et simulations num\u00e9riques.\u00a0\u00bb<\/p>\n","protected":false},"author":1,"featured_media":612,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,1],"tags":[],"class_list":["post-605","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-scientifiques","category-seconde"],"gutentor_comment":0,"_links":{"self":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts\/605","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=605"}],"version-history":[{"count":3,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts\/605\/revisions"}],"predecessor-version":[{"id":620,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts\/605\/revisions\/620"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/media\/612"}],"wp:attachment":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=605"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=605"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}