{"id":175345,"date":"2026-02-25T16:46:08","date_gmt":"2026-02-25T16:46:08","guid":{"rendered":"https:\/\/www.europesays.com\/se\/175345\/"},"modified":"2026-02-25T16:46:08","modified_gmt":"2026-02-25T16:46:08","slug":"den-storsta-bilden-i-sitt-slag-visar-dold-kemi-i-vintergatans-centrum","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/se\/175345\/","title":{"rendered":"Den st\u00f6rsta bilden i sitt slag visar dold kemi i Vintergatans centrum"},"content":{"rendered":"<p>Hj\u00e4lper oss att f\u00f6rst\u00e5 galaxers utveckling<\/p>\n<p>Maya Petkova \u00e4r postdoktor p\u00e5 Chalmers tekniska h\u00f6gskola i G\u00f6teborg och leder teori- och simuleringsgruppen inom ACES.<\/p>\n<p>\u2013 V\u00e5rt m\u00e5l \u00e4r att tillhandah\u00e5lla en upps\u00e4ttning numeriska simuleringar som kan j\u00e4mf\u00f6ras med observationsdata och hj\u00e4lpa oss att tolka dem s\u00e4ger hon.<\/p>\n<p>F\u00f6r att f\u00f6rst\u00e5 galaxernas utveckling \u00e4r det viktigt att studera den centrala delen av galaxen. Petkova po\u00e4ngterar betydelsen av ACES-projektet:<\/p>\n<p>\u2013 Vi kan inte f\u00f6rst\u00e5 galaxernas utveckling utan att f\u00f6rst\u00e5 hur stj\u00e4rnor bildas i deras centra. Vi vet att den molekyl\u00e4ra gasen i Vintergatans centrum uts\u00e4tts f\u00f6r extrema f\u00f6rh\u00e5llanden j\u00e4mf\u00f6rt med omr\u00e5det kring v\u00e5r egen sol, men vi f\u00f6rst\u00e5r inte helt hur detta p\u00e5verkar stj\u00e4rnbildningsprocessen. Det \u00e4r n\u00e4rmaste exemplet p\u00e5 en extrem stj\u00e4rnbildningsregion, och det enda vi kan studera i detalj f\u00f6r att hj\u00e4lpa oss att besvara dessa fr\u00e5gor.<\/p>\n<p>Mer information:<\/p>\n<p>Denna forskning presenteras i en serie artiklar baserade p\u00e5 ACES-data i tidskriften Monthly Notices of the Royal Astronomical Society, som presenteras i <a rel=\"noopener nofollow\" href=\"https:\/\/www.eso.org\/public\/sweden\/news\/eso2603\/?lang\" target=\"_blank\" title=\"ESO website\" data-anchor=\"?lang\">ett pressmeddelande fr\u00e5n ESO, European Southern Observatory: Den st\u00f6rsta bilden i sitt slag visar dold kemi i Vintergatans centrum<\/a>, fr\u00e5n vilken delar av den h\u00e4r texten h\u00e4mtad.<\/p>\n<p><strong>Atacama Large Millimeter\/submillimeter Array (Alma)<\/strong>\u00a0\u00e4r en internationell astronomisk anl\u00e4ggning som drivs i partnerskap mellan Europeiska sydobservatoriet (ESO), National Science Foundation (NSF, USA) och National Institutes of Natural Sciences (NINS, Japan), tillsammans med Chile. Chalmers och Onsala rymdobservatorium har varit en del av Alma sen starten och har bland annat byggt mottagare till teleskopet. Vid Onsala rymdobservatorium finns \u00e4ven\u00a0<a href=\"https:\/\/www.chalmers.se\/aktuellt\/nyheter\/see-alma-teleskopet-nya-mottagare-lovar-nya-insikter-om-vara-kosmiska-ursprung\/\" title=\"ALMA regional centre\" rel=\"nofollow noopener\" target=\"_blank\">Nordic Alma Regional Centre<\/a>\u00a0som tillhandah\u00e5ller teknisk expertis om Alma och som hj\u00e4lper nordiska astronomer att anv\u00e4nda teleskopet.\u200b\u00a0<a rel=\"noopener nofollow\" href=\"https:\/\/www.eso.org\/public\/teles-instr\/alma\/\" target=\"_blank\" title=\"Om Alma\">L\u00e4s mer om Alma<\/a>.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"Hj\u00e4lper oss att f\u00f6rst\u00e5 galaxers utveckling Maya Petkova \u00e4r postdoktor p\u00e5 Chalmers tekniska h\u00f6gskola i G\u00f6teborg och leder&hellip;\n","protected":false},"author":2,"featured_media":175346,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[66],"tags":[80,78,79,34,31,33,32,30,81,84,83,82],"class_list":{"0":"post-175345","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-vetenskap-och-teknik","8":"tag-science","9":"tag-science-and-technology","10":"tag-scienceandtechnology","11":"tag-se","12":"tag-svenska","13":"tag-sverige","14":"tag-sweden","15":"tag-swedish","16":"tag-technology","17":"tag-teknik","18":"tag-vetenskap","19":"tag-vetenskapteknik"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@se\/116132287868165986","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/175345","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/comments?post=175345"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/175345\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media\/175346"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media?parent=175345"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/categories?post=175345"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/tags?post=175345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}