{"id":7173,"date":"2025-06-16T06:03:23","date_gmt":"2025-06-16T06:03:23","guid":{"rendered":"https:\/\/unescoalfozanprize.org\/?p=7173"},"modified":"2025-06-16T06:03:23","modified_gmt":"2025-06-16T06:03:23","slug":"comment-le-beton-romain-tient-il-encore-debout-apres-2-000-ans","status":"publish","type":"post","link":"https:\/\/unescoalfozanprize.org\/fr\/comment-le-beton-romain-tient-il-encore-debout-apres-2-000-ans\/","title":{"rendered":"Comment le b\u00e9ton romain tient-il encore debout apr\u00e8s 2 000 ans ?"},"content":{"rendered":"<p>Des scientifiques ont d\u00e9couvert le secret de la durabilit\u00e9 du b\u00e9ton romain : la pr\u00e9sence de petites inclusions min\u00e9rales \u00e0 l&rsquo;\u00e9chelle du millim\u00e8tre. Ces inclusions, form\u00e9es par le processus de m\u00e9lange, cr\u00e9ent un m\u00e9canisme d&rsquo;auto-r\u00e9paration qui permet au b\u00e9ton de r\u00e9parer les fissures au fil du temps. Les Romains utilisaient des cendres volcaniques, de la chaux et de l&rsquo;eau de mer pour cr\u00e9er ce mat\u00e9riau remarquablement r\u00e9sistant. La compr\u00e9hension de la composition et des propri\u00e9t\u00e9s d&rsquo;auto-r\u00e9paration du b\u00e9ton romain pourrait conduire au d\u00e9veloppement de mat\u00e9riaux de construction modernes plus durables et plus \u00e9cologiques.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des scientifiques ont d\u00e9couvert le secret de la durabilit\u00e9 du b\u00e9ton romain : la pr\u00e9sence de petites inclusions min\u00e9rales \u00e0 l&rsquo;\u00e9chelle du millim\u00e8tre. Ces inclusions, form\u00e9es par le processus de m\u00e9lange, cr\u00e9ent un m\u00e9canisme d&rsquo;auto-r\u00e9paration qui permet au b\u00e9ton de r\u00e9parer les fissures au fil du temps. Les Romains utilisaient des cendres volcaniques, de la [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":7174,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-7173","post","type-post","status-publish","format-standard","hentry","category-research-data-fr"],"_links":{"self":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts\/7173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/comments?post=7173"}],"version-history":[{"count":1,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts\/7173\/revisions"}],"predecessor-version":[{"id":7178,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts\/7173\/revisions\/7178"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/media\/7174"}],"wp:attachment":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/media?parent=7173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/categories?post=7173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/tags?post=7173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}