{"id":3522,"date":"2024-04-28T21:10:41","date_gmt":"2024-04-28T19:10:41","guid":{"rendered":"https:\/\/aaoptoelectronic.com\/?p=3522"},"modified":"2024-04-28T21:10:42","modified_gmt":"2024-04-28T19:10:42","slug":"imagerie-holographique-des-ondes-acoustiques-de-surface","status":"publish","type":"post","link":"https:\/\/aaoptoelectronic.com\/fr\/imagerie-holographique-des-ondes-acoustiques-de-surface\/","title":{"rendered":"Imagerie holographique des ondes acoustiques de surface"},"content":{"rendered":"<p>Nous pr\u00e9sentons une d\u00e9monstration exp\u00e9rimentale de la surveillance des ondes acoustiques de surface sur une plaque m\u00e9tallique mince \u00e0 l'aide de l'holographie optique h\u00e9t\u00e9rodyne. L'imagerie \u00e0 bande \u00e9troite de la modulation locale de la longueur d'onde optique est r\u00e9alis\u00e9e avec un sch\u00e9ma d'imagerie holographique laser Doppler \u00e0 moyenne temporelle r\u00e9glable en fr\u00e9quence sur un r\u00e9seau de capteurs, \u00e0 un d\u00e9bit vid\u00e9o. Cette m\u00e9thode permet une cartographie robuste et quantitative des vibrations hors plan d'amplitudes nanom\u00e9triques aux radiofr\u00e9quences.<\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/aaoptoelectronic.com\/wp-content\/uploads\/2024\/04\/Article-Holographic-imaging-of-surface-acoustic-waves.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 Article-Holographic-imaging-of-surface-acoustic-waves.\"><\/object><a id=\"wp-block-file--media-9270f43f-5d04-4c25-8d9d-f877e7cc1ad2\" href=\"https:\/\/aaoptoelectronic.com\/wp-content\/uploads\/2024\/04\/Article-Holographic-imaging-of-surface-acoustic-waves.pdf\">Article-Imagerie holographique des ondes acoustiques de surface<\/a><a href=\"https:\/\/aaoptoelectronic.com\/wp-content\/uploads\/2024\/04\/Article-Holographic-imaging-of-surface-acoustic-waves.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-9270f43f-5d04-4c25-8d9d-f877e7cc1ad2\">T\u00e9l\u00e9charger<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>Nous pr\u00e9sentons une d\u00e9monstration exp\u00e9rimentale de la surveillance des ondes acoustiques de surface sur une plaque m\u00e9tallique mince \u00e0 l'aide de l'holographie optique h\u00e9t\u00e9rodyne. L'imagerie \u00e0 bande \u00e9troite de la modulation de la longueur d'onde optique locale est r\u00e9alis\u00e9e avec un sch\u00e9ma d'imagerie holographique laser Doppler \u00e0 moyenne temporelle r\u00e9glable en fr\u00e9quence sur un r\u00e9seau de capteurs, \u00e0 un d\u00e9bit vid\u00e9o. Cette m\u00e9thode permet une cartographie robuste et quantitative des vibrations ... <a title=\"Imagerie holographique des ondes acoustiques de surface\" class=\"read-more\" href=\"https:\/\/aaoptoelectronic.com\/fr\/imagerie-holographique-des-ondes-acoustiques-de-surface\/\" aria-label=\"En savoir plus sur Imagerie holographique des ondes acoustiques de surface\">Lire plus<\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-3522","post","type-post","status-publish","format-standard","hentry","category-articles"],"_links":{"self":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts\/3522","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/comments?post=3522"}],"version-history":[{"count":1,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts\/3522\/revisions"}],"predecessor-version":[{"id":3524,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts\/3522\/revisions\/3524"}],"wp:attachment":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/media?parent=3522"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/categories?post=3522"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/tags?post=3522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}