{"id":11600,"date":"2025-06-08T09:28:25","date_gmt":"2025-06-08T07:28:25","guid":{"rendered":"https:\/\/fermi.univ-tlse3.fr\/?post_type=tribe_events&#038;p=11600"},"modified":"2025-06-16T09:29:53","modified_gmt":"2025-06-16T07:29:53","slug":"distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h","status":"publish","type":"tribe_events","link":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/","title":{"rendered":"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. &#8211; (Nicholas Brubaker \/ LPT \/ Seminar). &#8211; 24\/06\/2025, 14H"},"content":{"rendered":"<p><span style=\"font-size: 20px; background-color: #f18500;\">S\u00e9minaire LPT<\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"color: #191970;\"><strong>Nicholas Brubaker <\/strong><\/span>(Universit\u00e9 d\u2019\u00c9tat de Californie, Fullerton)<\/span><\/p>\n<p><span style=\"background-color: #cecece;\">Seminar LPT, 24\/06\/2025, 14H, 3R4, salle de conf\u00e9rence<\/span><\/p>\n<p><span style=\"font-size: 20px;\"><strong>R\u00e9sum\u00e9 :<\/strong><\/span><br \/>\nActive particles have a distinct anterior side that defines a spatial orientation and generates intrinsic self-propulsion velocity. When the particles are confined in a thermally fluctuating environment, the resulting persistent motion can produce regions of accumulation in the vicinity of the bounding perimeter. This behavior makes their activity readily apparent. However, in certain contexts, the aggregation is absent, and the dynamics produce an equilibrium distribution that is smoothed throughout the restricting space, similar to the dispersal of passive particles in the same setting. We explore this dichotomy between clumping and spreading by studying a prototypical model for active particles\u2014namely Active Brownian particles\u2014in different ambient conditions. To do this, we analyze the structure of solutions to the stationary Fokker\u2013Planck equation of the full joint distribution.<\/p>\n<hr \/>\n<div class=\"leaflet-map WPLeafletMap\" style=\"height:300px; width:70%;\"><\/div><script>\nwindow.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [];\nwindow.WPLeafletMapPlugin.push(function WPLeafletMapShortcode() {\/*<script>*\/\nvar baseUrl = atob('aHR0cHM6Ly97c30udGlsZS5vcGVuc3RyZWV0bWFwLm9yZy97en0ve3h9L3t5fS5wbmc=');\nvar base = (!baseUrl && window.MQ) ?\n    window.MQ.mapLayer() : L.tileLayer(baseUrl,\n        L.Util.extend({}, {\n            detectRetina: 0,\n        },\n        {\"subdomains\":\"abc\",\"noWrap\":false,\"maxZoom\":18}        )\n    );\n    var options = L.Util.extend({}, {\n        layers: [base],\n        attributionControl: false\n    },\n    {\"zoomControl\":true,\"scrollWheelZoom\":true,\"doubleClickZoom\":true,\"fitBounds\":true,\"minZoom\":9,\"maxZoom\":18,\"maxBounds\":null,\"attribution\":\"<a href=\\\"http:\\\/\\\/leafletjs.com\\\" title=\\\"Une biblioth\\u00e8que JS pour des cartes interactives\\\">Leaflet<\\\/a>; \\u00a9 <a href=\\\"http:\\\/\\\/www.openstreetmap.org\\\/copyright\\\">OpenStreetMap<\\\/a> contributeurs\"},\n    {});\nwindow.WPLeafletMapPlugin.createMap(options).setView([43.560830727361,1.4672373725804],16);window.WPLeafletMapPlugin.createScale({});});<\/script>\n<script>\nwindow.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [];\nwindow.WPLeafletMapPlugin.push(function WPLeafletMarkerShortcode() {\/*<script>*\/\nvar map = window.WPLeafletMapPlugin.getCurrentMap();\nvar group = window.WPLeafletMapPlugin.getCurrentGroup();\nvar marker_options = window.WPLeafletMapPlugin.getIconOptions({});\nvar marker = L.marker(\n    [0,0],\n    marker_options\n);\nvar is_image = map.is_image_map;\n    marker.setLatLng( map.getCenter() );\nif (marker_options.draggable) {\n    marker.on('dragend', function () {\n        var latlng = this.getLatLng();\n        var lat = latlng.lat;\n        var lng = latlng.lng;\n        if (is_image) {\n            console.log('leaflet-marker y=' + lat + ' x=' + lng);\n        } else {\n            console.log('leaflet-marker lat=' + lat + ' lng=' + lng);\n        }\n    });\n}\nmarker.addTo( group );\nmarker.bindPopup(window.WPLeafletMapPlugin.unescape('Salle de conf\u00e9rence (- B\u00e2timent 3R4)'));window.WPLeafletMapPlugin.markers.push( marker );\n        });<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Location : Seminar Room, 3R4<\/p>\n","protected":false},"author":5,"featured_media":0,"template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_tribe_events_status":"","_tribe_events_status_reason":"","footnotes":""},"tags":[],"tribe_events_cat":[48,313,233],"class_list":["post-11600","tribe_events","type-tribe_events","status-publish","hentry","tribe_events_cat-events","tribe_events_cat-lpt","tribe_events_cat-seminars","cat_events","cat_lpt","cat_seminars"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. - (Nicholas Brubaker \/ LPT \/ Seminar). - 24\/06\/2025, 14H - FeRMI<\/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:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. - (Nicholas Brubaker \/ LPT \/ Seminar). - 24\/06\/2025, 14H - FeRMI\" \/>\n<meta property=\"og:description\" content=\"Location : Seminar Room, 3R4\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/\" \/>\n<meta property=\"og:site_name\" content=\"FeRMI\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-16T07:29:53+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/event\\\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\\\/\",\"url\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/event\\\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\\\/\",\"name\":\"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. - (Nicholas Brubaker \\\/ LPT \\\/ Seminar). - 24\\\/06\\\/2025, 14H - FeRMI\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/#website\"},\"datePublished\":\"2025-06-08T07:28:25+00:00\",\"dateModified\":\"2025-06-16T07:29:53+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/event\\\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/event\\\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/event\\\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Events\",\"item\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/events\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. &#8211; (Nicholas Brubaker \\\/ LPT \\\/ Seminar). &#8211; 24\\\/06\\\/2025, 14H\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/#website\",\"url\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/\",\"name\":\"FeRMI\",\"description\":\"F\u00e9d\u00e9ration de Recherche Mati\u00e8re et Interactions\",\"publisher\":{\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/#organization\",\"name\":\"FeRMI\",\"url\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/Logo_FERMI_web_bandeau350x131_blanc.png\",\"contentUrl\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/Logo_FERMI_web_bandeau350x131_blanc.png\",\"width\":350,\"height\":131,\"caption\":\"FeRMI\"},\"image\":{\"@id\":\"https:\\\/\\\/fermi.univ-tlse3.fr\\\/fr\\\/home\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. - (Nicholas Brubaker \/ LPT \/ Seminar). - 24\/06\/2025, 14H - FeRMI","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/","og_locale":"fr_FR","og_type":"article","og_title":"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. - (Nicholas Brubaker \/ LPT \/ Seminar). - 24\/06\/2025, 14H - FeRMI","og_description":"Location : Seminar Room, 3R4","og_url":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/","og_site_name":"FeRMI","article_modified_time":"2025-06-16T07:29:53+00:00","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/","url":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/","name":"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. - (Nicholas Brubaker \/ LPT \/ Seminar). - 24\/06\/2025, 14H - FeRMI","isPartOf":{"@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/#website"},"datePublished":"2025-06-08T07:28:25+00:00","dateModified":"2025-06-16T07:29:53+00:00","breadcrumb":{"@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/distributions-de-particules-actives-dans-des-environnements-delimites-nicholas-brubaker-lpt-seminar-24-06-2025-14h\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Events","item":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/events\/"},{"@type":"ListItem","position":2,"name":"Distributions de particules actives dans des environnements d\u00e9limit\u00e9s. &#8211; (Nicholas Brubaker \/ LPT \/ Seminar). &#8211; 24\/06\/2025, 14H"}]},{"@type":"WebSite","@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/#website","url":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/","name":"FeRMI","description":"F\u00e9d\u00e9ration de Recherche Mati\u00e8re et Interactions","publisher":{"@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/#organization","name":"FeRMI","url":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/#\/schema\/logo\/image\/","url":"https:\/\/fermi.univ-tlse3.fr\/wp-content\/uploads\/2021\/09\/Logo_FERMI_web_bandeau350x131_blanc.png","contentUrl":"https:\/\/fermi.univ-tlse3.fr\/wp-content\/uploads\/2021\/09\/Logo_FERMI_web_bandeau350x131_blanc.png","width":350,"height":131,"caption":"FeRMI"},"image":{"@id":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/tribe_events\/11600","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/tribe_events"}],"about":[{"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/types\/tribe_events"}],"author":[{"embeddable":true,"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/users\/5"}],"version-history":[{"count":2,"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/tribe_events\/11600\/revisions"}],"predecessor-version":[{"id":11603,"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/tribe_events\/11600\/revisions\/11603"}],"wp:attachment":[{"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/media?parent=11600"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/tags?post=11600"},{"taxonomy":"tribe_events_cat","embeddable":true,"href":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/wp-json\/wp\/v2\/tribe_events_cat?post=11600"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}