{"id":25058,"date":"2026-03-27T02:33:24","date_gmt":"2026-03-27T01:33:24","guid":{"rendered":"https:\/\/www.mio.osupytheas.fr\/?p=25058"},"modified":"2026-03-27T15:00:09","modified_gmt":"2026-03-27T14:00:09","slug":"seminaire-mio-kevin-robache","status":"publish","type":"post","link":"https:\/\/www.mio.osupytheas.fr\/fr\/seminaire-mio-kevin-robache\/","title":{"rendered":"S\u00e9minaire MIO &#8211; Kevin Robache &#8211; Mercredi 15 avril 2026 \u00e0 13h00 &#8211; Amphith\u00e9\u00e2tre Oceanomed"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"25058\" class=\"elementor elementor-25058\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-05f13a4 e-flex e-con-boxed e-con e-parent\" data-id=\"05f13a4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d3bf766 elementor-widget elementor-widget-text-editor\" data-id=\"d3bf766\" data-element_type=\"widget\" data-e-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\t\t<p style=\"text-align: justify;\"><strong>Kevin<\/strong> <strong>Robache,<\/strong> post-doctorant au MIO, donnera un s\u00e9minaire, le <strong>mercredi 15 avril 2026<\/strong> \u00e0<strong> 13h00<\/strong>, \u00e0 l\u2019Amphith\u00e9\u00e2tre OCEANOMED, sur le th\u00e8me : <em>Caract\u00e9risation de la variabilit\u00e9 des vitesses verticales au large de la Nouvelle-Cal\u00e9donie<\/em>.<\/p><h4 style=\"text-align: justify;\"><strong>R\u00e9sum\u00e9<\/strong><\/h4><p style=\"text-align: justify;\">La circulation oc\u00e9anique r\u00e9sulte de nombreux processus qui engendrent une dynamique tridimensionnelle et multi-\u00e9chelle, difficile \u00e0 d\u00e9crire et \u00e0 expliquer. Pourtant, la compr\u00e9hension de cette dynamique est essentielle, car elle conditionne de nombreux ph\u00e9nom\u00e8nes marins, notamment biog\u00e9ochimiques. C\u2019est dans ce contexte que s\u2019inscrit le projet AMIDEX HOPE-VV (P. I. Anne A. Petrenko), consacr\u00e9 \u00e0 l\u2019\u00e9tude de l\u2019influence des vitesses verticales sur les flux d\u2019export de carbone dans le Pacifique Sud subtropical, au large de Noum\u00e9a. La dynamique des vitesses verticales (not\u00e9es w) demeure encore mal connue, en particulier en raison de leur faible amplitude par rapport aux vitesses horizontales et verticales, ce qui les rend difficiles \u00e0 mesurer et conduit souvent \u00e0 les n\u00e9gliger. Dans le cadre du projet, plusieurs capteurs ont \u00e9t\u00e9 d\u00e9ploy\u00e9s afin de mesurer w \u00e0 haute fr\u00e9quence, avec une r\u00e9solution temporelle de deux heures. L\u2019objectif de ce travail est, dans un premier temps, de caract\u00e9riser la dynamique multi-\u00e9chelle des vitesses verticales \u00e0 l\u2019aide d\u2019outils statistiques d\u2019analyse de s\u00e9ries temporelles. Les premiers r\u00e9sultats issus de ces analyses seront pr\u00e9sent\u00e9s.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bc4a8e3 e-flex e-con-boxed e-con e-parent\" data-id=\"bc4a8e3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9da0b5d elementor-widget elementor-widget-image\" data-id=\"9da0b5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE-768x1024.jpg\" class=\"attachment-large size-large wp-image-24901\" alt=\"\" srcset=\"https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE-768x1024.jpg 768w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE-225x300.jpg 225w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE-1152x1536.jpg 1152w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE-9x12.jpg 9w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE-1320x1760.jpg 1320w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/01\/KevinROBACHE.jpg 1536w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Kevin Robache, post-doctorant au MIO, donnera un s\u00e9minaire, le mercredi 15 avril 2026 \u00e0 13h00, \u00e0 l\u2019Amphith\u00e9\u00e2tre OCEANOMED, sur le th\u00e8me : Caract\u00e9risation de la variabilit\u00e9 des vitesses verticales au [&hellip;]<\/p>\n","protected":false},"author":319,"featured_media":24901,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,39],"tags":[],"class_list":["post-25058","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-seminaire-mio"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts\/25058","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/users\/319"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/comments?post=25058"}],"version-history":[{"count":23,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts\/25058\/revisions"}],"predecessor-version":[{"id":25802,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts\/25058\/revisions\/25802"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/media\/24901"}],"wp:attachment":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/media?parent=25058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/categories?post=25058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/tags?post=25058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}