{"id":26093,"date":"2025-04-15T14:30:00","date_gmt":"2025-04-15T12:30:00","guid":{"rendered":"https:\/\/www.infn.it\/?p=26093"},"modified":"2025-04-15T10:31:34","modified_gmt":"2025-04-15T08:31:34","slug":"new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle","status":"publish","type":"post","link":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/","title":{"rendered":"New results from the Padme experiment in the search for the X17 particle"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"author":5,"featured_media":26091,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[297],"tags":[],"class_list":["post-26093","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>New results from the Padme experiment in the search for the X17 particle - Istituto Nazionale di Fisica Nucleare<\/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:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New results from the Padme experiment in the search for the X17 particle - Istituto Nazionale di Fisica Nucleare\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/\" \/>\n<meta property=\"og:site_name\" content=\"Istituto Nazionale di Fisica Nucleare\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-15T12:30:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.infn.it\/wp-content\/uploads\/2025\/04\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"1984\" \/>\n\t<meta property=\"og:image:height\" content=\"1325\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Antonella Varaschin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Antonella Varaschin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\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:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/\"},\"author\":{\"name\":\"Antonella Varaschin\",\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/#\\\/schema\\\/person\\\/6332e6771df96e841cf6b0cdceb07a5f\"},\"headline\":\"New results from the Padme experiment in the search for the X17 particle\",\"datePublished\":\"2025-04-15T12:30:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/\"},\"wordCount\":13,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.infn.it\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg\",\"articleSection\":[\"NEWS\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/\",\"url\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/\",\"name\":\"New results from the Padme experiment in the search for the X17 particle - Istituto Nazionale di Fisica Nucleare\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.infn.it\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg\",\"datePublished\":\"2025-04-15T12:30:00+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/#\\\/schema\\\/person\\\/6332e6771df96e841cf6b0cdceb07a5f\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.infn.it\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg\",\"contentUrl\":\"https:\\\/\\\/www.infn.it\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg\",\"width\":1984,\"height\":1325,\"caption\":\"PADME experiment_Frascati National Laboratories_INFN\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.infn.it\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"NEWS\",\"item\":\"https:\\\/\\\/www.infn.it\\\/en\\\/category\\\/news-en\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"New results from the Padme experiment in the search for the X17 particle\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.infn.it\\\/en\\\/\",\"name\":\"Istituto Nazionale di Fisica Nucleare\",\"description\":\"\",\"alternateName\":\"Istituto Nazionale di Fisica Nucleare\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.infn.it\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.infn.it\\\/en\\\/#\\\/schema\\\/person\\\/6332e6771df96e841cf6b0cdceb07a5f\",\"name\":\"Antonella Varaschin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/644ecd83dd6270ee6cd163371b18f51857864b7e529b65a50d13b4a93f571996?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/644ecd83dd6270ee6cd163371b18f51857864b7e529b65a50d13b4a93f571996?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/644ecd83dd6270ee6cd163371b18f51857864b7e529b65a50d13b4a93f571996?s=96&d=mm&r=g\",\"caption\":\"Antonella Varaschin\"},\"url\":\"https:\\\/\\\/www.infn.it\\\/en\\\/author\\\/varaschin\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"New results from the Padme experiment in the search for the X17 particle - Istituto Nazionale di Fisica Nucleare","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:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/","og_locale":"en_US","og_type":"article","og_title":"New results from the Padme experiment in the search for the X17 particle - Istituto Nazionale di Fisica Nucleare","og_url":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/","og_site_name":"Istituto Nazionale di Fisica Nucleare","article_published_time":"2025-04-15T12:30:00+00:00","og_image":[{"width":1984,"height":1325,"url":"https:\/\/www.infn.it\/wp-content\/uploads\/2025\/04\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg","type":"image\/jpeg"}],"author":"Antonella Varaschin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Antonella Varaschin","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#article","isPartOf":{"@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/"},"author":{"name":"Antonella Varaschin","@id":"https:\/\/www.infn.it\/en\/#\/schema\/person\/6332e6771df96e841cf6b0cdceb07a5f"},"headline":"New results from the Padme experiment in the search for the X17 particle","datePublished":"2025-04-15T12:30:00+00:00","mainEntityOfPage":{"@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/"},"wordCount":13,"commentCount":0,"image":{"@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#primaryimage"},"thumbnailUrl":"https:\/\/www.infn.it\/wp-content\/uploads\/2025\/04\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg","articleSection":["NEWS"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/","url":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/","name":"New results from the Padme experiment in the search for the X17 particle - Istituto Nazionale di Fisica Nucleare","isPartOf":{"@id":"https:\/\/www.infn.it\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#primaryimage"},"image":{"@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#primaryimage"},"thumbnailUrl":"https:\/\/www.infn.it\/wp-content\/uploads\/2025\/04\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg","datePublished":"2025-04-15T12:30:00+00:00","author":{"@id":"https:\/\/www.infn.it\/en\/#\/schema\/person\/6332e6771df96e841cf6b0cdceb07a5f"},"breadcrumb":{"@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#primaryimage","url":"https:\/\/www.infn.it\/wp-content\/uploads\/2025\/04\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg","contentUrl":"https:\/\/www.infn.it\/wp-content\/uploads\/2025\/04\/PADME_Laboratori-Nazionali-Frascati-INFN.jpeg","width":1984,"height":1325,"caption":"PADME experiment_Frascati National Laboratories_INFN"},{"@type":"BreadcrumbList","@id":"https:\/\/www.infn.it\/en\/new-results-from-the-padme-experiment-in-the-search-for-the-x17-particle\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.infn.it\/en\/"},{"@type":"ListItem","position":2,"name":"NEWS","item":"https:\/\/www.infn.it\/en\/category\/news-en\/"},{"@type":"ListItem","position":3,"name":"New results from the Padme experiment in the search for the X17 particle"}]},{"@type":"WebSite","@id":"https:\/\/www.infn.it\/en\/#website","url":"https:\/\/www.infn.it\/en\/","name":"Istituto Nazionale di Fisica Nucleare","description":"","alternateName":"Istituto Nazionale di Fisica Nucleare","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.infn.it\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.infn.it\/en\/#\/schema\/person\/6332e6771df96e841cf6b0cdceb07a5f","name":"Antonella Varaschin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/644ecd83dd6270ee6cd163371b18f51857864b7e529b65a50d13b4a93f571996?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/644ecd83dd6270ee6cd163371b18f51857864b7e529b65a50d13b4a93f571996?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/644ecd83dd6270ee6cd163371b18f51857864b7e529b65a50d13b4a93f571996?s=96&d=mm&r=g","caption":"Antonella Varaschin"},"url":"https:\/\/www.infn.it\/en\/author\/varaschin\/"}]}},"publishpress_future_action":{"enabled":false,"date":"2026-05-13 20:57:03","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/posts\/26093","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/comments?post=26093"}],"version-history":[{"count":3,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/posts\/26093\/revisions"}],"predecessor-version":[{"id":26099,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/posts\/26093\/revisions\/26099"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/media\/26091"}],"wp:attachment":[{"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/media?parent=26093"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/categories?post=26093"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infn.it\/en\/wp-json\/wp\/v2\/tags?post=26093"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}