{"id":93549,"date":"2016-08-04T09:03:36","date_gmt":"2016-08-04T07:03:36","guid":{"rendered":"http:\/\/batijournal.com\/?p=93549"},"modified":"2016-08-04T09:03:36","modified_gmt":"2016-08-04T07:03:36","slug":"bientot-facades-3d-de-materiaux-inextensibles","status":"publish","type":"post","link":"https:\/\/batijournal.com\/index.php\/bientot-facades-3d-de-materiaux-inextensibles\/93549\/","title":{"rendered":"Bient\u00f4t, des fa\u00e7ades 3D faites de mat\u00e9riaux&#8230; inextensibles"},"content":{"rendered":"<p><strong>Un algorithme qui permet de r\u00e9aliser des objets complexes en d\u00e9coupant des trous dans des feuilles de mat\u00e9riaux difficiles \u00e0 \u00e9tirer vient d&rsquo;\u00eatre mis au point. Ce proc\u00e9d\u00e9 devrait int\u00e9resser les architectes.<\/strong><\/p>\n<p>Des chercheurs de l\u2019EPFL, en collaboration avec l\u2019universit\u00e9 Carnegie Mellon et l\u2019universit\u00e9 de Hull, ont r\u00e9ussi \u00e0 fabriquer des formes en 3D complexes avec des feuilles de mat\u00e9riaux inextensibles. Jusqu\u2019ici, seuls des objets tr\u00e8s simples \u00e9taient r\u00e9alisables. Le proc\u00e9d\u00e9 consiste \u00e0 cribler le mat\u00e9riau de trous r\u00e9guliers pour lui permettre de se d\u00e9former diff\u00e9remment et de cr\u00e9er des formes 3D complexes. Cet algorithme ouvre aujourd\u2019hui la possibilit\u00e9 de cr\u00e9er des formes \u00e0 partir de mat\u00e9riaux flexibles, mais difficiles \u00e0 \u00e9tirer, tels que le plastique ou le m\u00e9tal. Concr\u00e8tement, la d\u00e9coupe de formes g\u00e9om\u00e9triques r\u00e9guli\u00e8res dans le mat\u00e9riau est la cl\u00e9 qui permet de changer ses propri\u00e9t\u00e9s et de le transformer en mat\u00e9riau dit aux\u00e9tique (qui peut s\u2019\u00e9tirer dans deux dimensions \u00e0 la fois). L\u2019algorithme permet de d\u00e9finir pr\u00e9cis\u00e9ment l\u2019emplacement des d\u00e9coupes et la forme de la pi\u00e8ce gr\u00e2ce \u00e0 une simulation informatique. De par la simplicit\u00e9 de sa mise en \u0153uvre, le proc\u00e9d\u00e9 pourrait \u00eatre exploit\u00e9 dans des domaines allant du tr\u00e8s petit (micro\u00e9lectronique) jusqu\u2019\u00e0 de tr\u00e8s grandes structures, comme des fa\u00e7ades d\u2019immeubles.<br \/>\nPhoto : \u00a9 2016 EPFL \/ Mina Konakovic<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un algorithme qui permet de r\u00e9aliser des objets complexes en d\u00e9coupant des trous dans des feuilles de mat\u00e9riaux difficiles \u00e0 \u00e9tirer vient d&rsquo;\u00eatre mis au point. Ce proc\u00e9d\u00e9 devrait int\u00e9resser les architectes. Des chercheurs de l\u2019EPFL, en collaboration avec l\u2019universit\u00e9 Carnegie Mellon et l\u2019universit\u00e9 de Hull, ont r\u00e9ussi \u00e0 fabriquer des formes en 3D complexes [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":93550,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[6340],"tags":[126,1422],"class_list":["post-93549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-architecture-conception","tag-facade","tag-materiaux"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bient\u00f4t, des fa\u00e7ades 3D faites de mat\u00e9riaux... inextensibles<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/batijournal.com\/index.php\/bientot-facades-3d-de-materiaux-inextensibles\/93549\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bient\u00f4t, des fa\u00e7ades 3D faites de mat\u00e9riaux... inextensibles\" \/>\n<meta property=\"og:description\" content=\"Un algorithme qui permet de r\u00e9aliser des objets complexes en d\u00e9coupant des trous dans des feuilles de mat\u00e9riaux difficiles \u00e0 \u00e9tirer vient d&rsquo;\u00eatre mis au point. Ce proc\u00e9d\u00e9 devrait int\u00e9resser les architectes. Des chercheurs de l\u2019EPFL, en collaboration avec l\u2019universit\u00e9 Carnegie Mellon et l\u2019universit\u00e9 de Hull, ont r\u00e9ussi \u00e0 fabriquer des formes en 3D complexes [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/batijournal.com\/index.php\/bientot-facades-3d-de-materiaux-inextensibles\/93549\/\" \/>\n<meta property=\"og:site_name\" content=\"Batijournal\" \/>\n<meta property=\"article:published_time\" content=\"2016-08-04T07:03:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/batijournal.com\/wp-content\/uploads\/2016\/08\/facades-3D-epfl.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"425\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"St\u00e9phane Miget\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@bati_journal\" \/>\n<meta name=\"twitter:site\" content=\"@bati_journal\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"St\u00e9phane Miget\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/bientot-facades-3d-de-materiaux-inextensibles\\\/93549\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/bientot-facades-3d-de-materiaux-inextensibles\\\/93549\\\/\"},\"author\":{\"name\":\"St\u00e9phane Miget\",\"@id\":\"https:\\\/\\\/batijournal.com\\\/#\\\/schema\\\/person\\\/1dc96ec6957aa1ccb25ebe78bb19f100\"},\"headline\":\"Bient\u00f4t, des fa\u00e7ades 3D faites de mat\u00e9riaux&#8230; 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