{"id":72,"date":"2009-03-16T16:31:45","date_gmt":"2009-03-16T20:31:45","guid":{"rendered":"http:\/\/blog.richmond.edu\/physicsnews\/2009\/03\/16\/cosmology-research-at-richmond\/"},"modified":"2009-03-16T16:53:56","modified_gmt":"2009-03-16T20:53:56","slug":"cosmology-research-at-richmond","status":"publish","type":"post","link":"https:\/\/blog.richmond.edu\/physicsnews\/2009\/03\/16\/cosmology-research-at-richmond\/","title":{"rendered":"Cosmology research at Richmond"},"content":{"rendered":"<p><a href=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/09\/bunn_ted.jpg\" title=\"bunn_ted.jpg\"><img decoding=\"async\" align=\"left\" src=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/09\/bunn_ted.jpg\" alt=\"bunn_ted.jpg\" \/><\/a>A couple of the students in Ted Bunn&#8217;s research group published papers recently on their research in cosmology.\u00a0 You can find more details about their work in some posts on <a href=\"http:\/\/blog.richmond.edu\/physicsbunn\/\">Ted&#8217;s\u00a0 blog<\/a>.<\/p>\n<p>Junior Austin Bourdon and Bunn published a paper analyzing some puzzling results from the <a href=\"http:\/\/map.gsfc.nasa.gov\/\">WMAP satellite<\/a>.\u00a0 WMAP is a NASA-funded orbiting telescope that has mapped the cosmic microwave background radiation in great detail.<a href=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/08\/austinpaulbourdon.jpg\" title=\"austinpaulbourdon.jpg\"><img decoding=\"async\" align=\"right\" src=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/08\/austinpaulbourdon.jpg\" alt=\"austinpaulbourdon.jpg\" \/><\/a>\u00a0 This radiation is the oldest light in the Universe and tells us a lot about conditions shortly after the Big Bang.\u00a0 Some features of these maps appear incon<a href=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/08\/brentt_follin.jpg\" title=\"brentt_follin.jpg\"><\/a>sistent with the best theoretical models.\u00a0 Austin and Bunn tried to search for alternative explanations.\u00a0 The paper was accepted for publication in the journal <em>Physical Review D<\/em>.\u00a0 Bunn wrote a bit more about it in <a href=\"http:\/\/blog.richmond.edu\/physicsbunn\/2008\/08\/05\/puzzles-in-the-microwave-background\/\">this blog post<\/a>, or if you really want the details you can read <a href=\"http:\/\/arxiv.org\/abs\/0808.0341\">the paper.<\/a> (Use the link at the upper right to download the PDF if you want the whole thing.)<\/p>\n<p>Senior Brent Follin worked with Bunn and a former graduate student at the University of Wisconsin <a href=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/08\/brentt_follin.jpg\" title=\"brentt_follin.jpg\"><img decoding=\"async\" align=\"left\" src=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/08\/brentt_follin.jpg\" alt=\"brentt_follin.jpg\" \/><\/a>on another project having to do with the microwave background radiation.\u00a0 The cosmology group at UR is working with researchers at several other universities on a radically new design for a <a href=\"http:\/\/astro.physics.brown.edu\/mbi\/index.html\">telescope<\/a> to map the microwave background radiation.\u00a0 This telescope will be an interferometer, which really means a set of many very simple telescopes, combined with a mechanism to &#8220;mix&#8221; the light from all of them together.\u00a0 It&#8217;s a bit tricky <a href=\"http:\/\/blog.richmond.edu\/physicsnews\/files\/2008\/08\/brentt_follin.jpg\" title=\"brentt_follin.jpg\"><\/a>to do this mixing in such a way that it&#8217;s possible to extract all of the useful information at the end. The three researchers managed to solve an important part of this problem and published the result in the journal <em>Monthly Notices of the Royal Astronomical Society<\/em>.\u00a0 Bunn <a href=\"http:\/\/blog.richmond.edu\/physicsbunn\/2008\/08\/19\/67\/\">blogged a bit <\/a>about this work when we first submitted it.\u00a0 You can read <a href=\"http:\/\/arxiv.org\/abs\/0808.2403\">the article<\/a> if you want to.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A couple of the students in Ted Bunn&#8217;s research group published papers recently on their research in cosmology.\u00a0 You can find more details about their work in some posts on Ted&#8217;s\u00a0 blog. Junior Austin Bourdon and Bunn published a paper analyzing some puzzling results from the WMAP satellite.\u00a0 WMAP is a NASA-funded orbiting telescope that &hellip; <a href=\"https:\/\/blog.richmond.edu\/physicsnews\/2009\/03\/16\/cosmology-research-at-richmond\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Cosmology research at Richmond<\/span><\/a><\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[508],"tags":[],"class_list":["post-72","post","type-post","status-publish","format-standard","hentry","category-research"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/posts\/72","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/comments?post=72"}],"version-history":[{"count":0,"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/posts\/72\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/media?parent=72"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/categories?post=72"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.richmond.edu\/physicsnews\/wp-json\/wp\/v2\/tags?post=72"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}