{"id":7077,"date":"2024-02-08T07:53:41","date_gmt":"2024-02-08T13:53:41","guid":{"rendered":"https:\/\/uwm.edu\/physics\/?post_type=tribe_events&#038;p=7077"},"modified":"2024-02-20T09:02:48","modified_gmt":"2024-02-20T15:02:48","slug":"physics-colloquium-helvi-witek","status":"publish","type":"tribe_events","link":"https:\/\/uwm.edu\/physics\/event\/physics-colloquium-helvi-witek\/","title":{"rendered":"Physics Colloquium &#8211; Helvi Witek"},"content":{"rendered":"<p><strong>CSI Gravity: Investigating Mysteries of Fundamental Physics with Black Holes<\/strong><\/p>\n<p><strong>Dr. Helvi Witek<\/strong>, Asst. Professor, Dept. of Physics, UIUC<br \/>\nBlack holes are among the most exciting predictions of Einstein&#8217;s theory of general relativity, composed of the fabric of spacetime itself. Observations of black holes offer unique access to extreme gravity, and they enable us to investigate long-standing puzzles in fundamental physics ranging from dark matter to the very nature of gravity itself.<\/p>\n<p>In my presentation, I will first provide an overview of recent black hole observations, including gravitational wave detections. I will then discuss how we produce theoretical models of black hole mergers and gravitational waves using numerical relativity, that are needed to correctly interpret the observations.  I will conclude with a taster on how we can use numerical relativity simulations to learn about the nature of gravity or new (axionlike) particles.<\/p>\n<p>The event flyer is available <a href=\"https:\/\/uwm.edu\/physics\/wp-content\/uploads\/sites\/63\/2024\/02\/Witek-2-23-24-Colloquium-Flyer.pdf\">here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>CSI Gravity: Investigating Mysteries of Fundamental Physics with Black Holes<\/strong><\/p>\n<p><strong>Dr. Helvi Witek<\/strong>, Asst. Professor, Dept. of Physics, UIUC<br \/>\nBlack holes are among the most exciting predictions of Einstein&#8217;s theory of general relativity, composed of the fabric of spacetime itself. Observations of black holes offer unique access to extreme gravity, and they enable us to investigate long-standing puzzles in fundamental physics ranging from dark matter to the very nature of gravity itself.<\/p>\n","protected":false},"author":9647,"featured_media":0,"template":"","meta":{"_acf_changed":false,"_tribe_events_status":"","_tribe_events_status_reason":"","_tribe_events_is_hybrid":"","_tribe_events_is_virtual":"","_tribe_events_virtual_video_source":"","_tribe_events_virtual_embed_video":"","_tribe_events_virtual_linked_button_text":"","_tribe_events_virtual_linked_button":"","_tribe_events_virtual_show_embed_at":"","_tribe_events_virtual_show_embed_to":[],"_tribe_events_virtual_show_on_event":"","_tribe_events_virtual_show_on_views":"","_tribe_events_virtual_url":"","footnotes":"","uwm_wg_additional_authors":[]},"tags":[],"tribe_events_cat":[58],"class_list":["post-7077","tribe_events","type-tribe_events","status-publish","hentry","tribe_events_cat-physics-colloquia","cat_physics-colloquia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Physics &amp; Astronomy<\/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:\/\/uwm.edu\/physics\/event\/physics-colloquium-helvi-witek\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Physics Colloquium - Helvi Witek\" \/>\n<meta property=\"og:description\" content=\"CSI Gravity: Investigating Mysteries of Fundamental Physics with Black Holes  Dr. Helvi Witek, Asst. Professor, Dept. of Physics, UIUC Black holes are among the most exciting predictions of Einstein&#039;s theory of general relativity, composed of the fabric of spacetime itself. Observations of black holes offer unique access to extreme gravity, and they enable us to investigate long-standing puzzles in fundamental physics ranging from dark matter to the very nature of gravity itself.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uwm.edu\/physics\/event\/physics-colloquium-helvi-witek\/\" \/>\n<meta property=\"og:site_name\" content=\"Physics &amp; Astronomy\" \/>\n<meta property=\"article:modified_time\" content=\"2024-02-20T15:02:48+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/event\\\/physics-colloquium-helvi-witek\\\/\",\"url\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/event\\\/physics-colloquium-helvi-witek\\\/\",\"name\":\"Physics Colloquium - Helvi Witek - Physics &amp; Astronomy\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/#website\"},\"datePublished\":\"2024-02-08T13:53:41+00:00\",\"dateModified\":\"2024-02-20T15:02:48+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/event\\\/physics-colloquium-helvi-witek\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/uwm.edu\\\/physics\\\/event\\\/physics-colloquium-helvi-witek\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/event\\\/physics-colloquium-helvi-witek\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Events\",\"item\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/events\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Physics Colloquium &#8211; Helvi Witek\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/#website\",\"url\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/\",\"name\":\"Physics &amp; Astronomy\",\"description\":\"UW-Milwaukee\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/uwm.edu\\\/physics\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Physics &amp; Astronomy","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:\/\/uwm.edu\/physics\/event\/physics-colloquium-helvi-witek\/","og_locale":"en_US","og_type":"article","og_title":"Physics Colloquium - Helvi Witek","og_description":"CSI Gravity: Investigating Mysteries of Fundamental Physics with Black Holes  Dr. Helvi Witek, Asst. 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