{"id":865,"date":"2024-10-30T04:54:37","date_gmt":"2024-10-30T04:54:37","guid":{"rendered":"https:\/\/theorylab-sjtu.com\/?p=865"},"modified":"2024-10-30T04:54:38","modified_gmt":"2024-10-30T04:54:38","slug":"vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper","status":"publish","type":"post","link":"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/","title":{"rendered":"Vibrational anomalies and stringlets in active glasses: new PRL paper"},"content":{"rendered":"\n<p>Recently, the Soft Matter and Active Matter Collaborative Research Group of Shanghai Jiao Tong University (Matteo Baggioli Group of Wilczek Quantum Center and Jie Zhang Group of Institute of Natural Sciences \/ School of Physics and Astronomy) made important progress in the study of local vibration of active particulate matter. Based on the experiment of active Brownian particle system, the research group confirmed the local vibration of strings, and its corresponding zero group velocity dispersion relation predicted two years ago. This study is of great significance for understanding the singularity of the intrinsic vibration of amorphous solids, which is a mystery left to be solved in the last century.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1019\" height=\"1024\" src=\"https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-1019x1024.png\" alt=\"\" class=\"wp-image-866\" srcset=\"https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-1019x1024.png 1019w, https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-298x300.png 298w, https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-150x150.png 150w, https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-768x772.png 768w, https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image.png 1179w\" sizes=\"(max-width: 1019px) 100vw, 1019px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.133.188302\">Phys. Rev. Lett. 133, 188302 (2024) &#8211; Dispersionless Flat Mode and Vibrational Anomaly in Active Brownian Vibrators Induced by Stringlike Dynamical Defects<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Recently, the Soft Matter and Active Matter Collaborative Research Group of Shanghai Jiao Tong University (Matteo Baggioli Group of Wilczek Quantum Center and Jie Zhang Group of Institute of Natural Sciences \/ School of Physics and Astronomy) made important progress in the study of local vibration of active particulate matter. Based on the experiment of [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[3],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vibrational anomalies and stringlets in active glasses: new PRL paper - TheoryLab<\/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:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vibrational anomalies and stringlets in active glasses: new PRL paper - TheoryLab\" \/>\n<meta property=\"og:description\" content=\"Recently, the Soft Matter and Active Matter Collaborative Research Group of Shanghai Jiao Tong University (Matteo Baggioli Group of Wilczek Quantum Center and Jie Zhang Group of Institute of Natural Sciences \/ School of Physics and Astronomy) made important progress in the study of local vibration of active particulate matter. Based on the experiment of [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/\" \/>\n<meta property=\"og:site_name\" content=\"TheoryLab\" \/>\n<meta property=\"article:published_time\" content=\"2024-10-30T04:54:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-10-30T04:54:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-1019x1024.png\" \/>\n<meta name=\"author\" content=\"Matteo Baggioli\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matteo Baggioli\" \/>\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:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/\"},\"author\":{\"name\":\"Matteo Baggioli\",\"@id\":\"https:\/\/theorylab-sjtu.com\/#\/schema\/person\/7614fab82233e5bf9dcc437cd0913eb9\"},\"headline\":\"Vibrational anomalies and stringlets in active glasses: new PRL paper\",\"datePublished\":\"2024-10-30T04:54:37+00:00\",\"dateModified\":\"2024-10-30T04:54:38+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/\"},\"wordCount\":137,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/theorylab-sjtu.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/theorylab-sjtu.com\/wp-content\/uploads\/2024\/10\/image-1019x1024.png\",\"articleSection\":[\"News\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/\",\"url\":\"https:\/\/theorylab-sjtu.com\/index.php\/2024\/10\/30\/vibrational-anomalies-and-stringlets-in-active-glasses-new-prl-paper\/\",\"name\":\"Vibrational anomalies and stringlets in active glasses: new PRL paper - 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