{"id":14470,"date":"2025-10-08T10:22:10","date_gmt":"2025-10-08T10:22:10","guid":{"rendered":"https:\/\/www.europesays.com\/ee\/14470\/"},"modified":"2025-10-08T10:22:10","modified_gmt":"2025-10-08T10:22:10","slug":"ruumi-juurde-%e2%9f%a9-rootsi-kuninglik-akadeemia-andis-nobeli-keemiapreemiad-kolmele-teadlasele-kes-loid-unikaalsed-lahendused-poorsete-matejalide-loomiseks","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ee\/14470\/","title":{"rendered":"RUUMI JUURDE! \u27e9 Rootsi Kuninglik Akadeemia andis Nobeli keemiapreemiad kolmele teadlasele, kes l\u00f5id unikaalsed lahendused poorsete matejalide loomiseks"},"content":{"rendered":"<p>Metallorgaaniliste raamide v\u00e4ljat\u00f6\u00f6tamise kaudu on laureaadid pakkunud keemikutele uusi v\u00f5imalusi m\u00f5nede meie ees seisvate v\u00e4ljakutsete lahendamiseks. Sisuliselt on laureaadid loonud keemiavaldkonna lego-klotsid, millest suurim kasusaaja on keemiat\u00f6\u00f6stus, kus sel moel luuakse n\u00e4iteks katal\u00fcsaatoreid.<\/p>\n<p>2025. aasta Nobeli keemiapreemia laureaadid on loonud molekulaarseid konstruktsioone, millel on suured ruumid, mille kaudu saavad voolata gaasid ja muud kemikaalid. Neid konstruktsioone, metallorgaanilisi raame , saab kasutada vee kogumiseks k\u00f5rbe\u00f5hust, s\u00fcsinikdioksiidi p\u00fc\u00fcdmiseks, m\u00fcrgiste gaaside s\u00e4ilitamiseks v\u00f5i keemiliste reaktsioonide katal\u00fc\u00fcsimiseks.<\/p>\n<p>Susumu Kitagawa , Richard Robson ja Omar Yaghi p\u00e4lvisid 2025. aasta Nobeli keemiaauhinna. Nad on v\u00e4lja t\u00f6\u00f6tanud uue molekulaararhitektuuri vormi. Nende konstruktsioonides toimivad metalliioonid nurgakividena, mida \u00fchendavad pikad orgaanilised (s\u00fcsinikup\u00f5hised) molekulid. Koos on metalliioonid ja molekulid organiseeritud moodustama kristalle, mis sisaldavad suuri \u00f5\u00f5nsusi. Neid poorseid materjale nimetatakse metallorgaanilisteks raamistikuks (MOF). MOF-ides kasutatavate ehitusplokkide varieerimise abil saavad keemikud neid kujundada konkreetsete ainete p\u00fc\u00fcdmiseks ja s\u00e4ilitamiseks. MOF-id v\u00f5ivad k\u00e4ivitada ka keemilisi reaktsioone v\u00f5i juhtida elektrit.<\/p>\n<p>Kitagawa saadi ka Stockholmist telefoni otsa ja talle esitati rida k\u00fcsimusi.<br \/>SVT k\u00fcsis, et milline oli Kitagawa tunne, kui sai preemiast teada?<br \/>Kitagawa vastas, et talle on tema uuritavad materjalid lihtsalt v\u00e4ga suurt huvi pakkunud ja need materjalid, mida ta uurib ning need \u00fcllatavad teda siiani.<\/p>\n","protected":false},"excerpt":{"rendered":"Metallorgaaniliste raamide v\u00e4ljat\u00f6\u00f6tamise kaudu on laureaadid pakkunud keemikutele uusi v\u00f5imalusi m\u00f5nede meie ees seisvate v\u00e4ljakutsete lahendamiseks. Sisuliselt on&hellip;\n","protected":false},"author":2,"featured_media":14471,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[80],"tags":[26,27,37,33,35,34,36,31,32,21,28,29,95,19,25,23,24,22,20,418,30,92,93,94],"class_list":{"0":"post-14470","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-maailm","8":"tag-breaking-news","9":"tag-breakingnews","10":"tag-ee","11":"tag-eesti","12":"tag-eesti-keel","13":"tag-estonia","14":"tag-estonian","15":"tag-featured-news","16":"tag-featurednews","17":"tag-headlines","18":"tag-latest-news","19":"tag-latestnews","20":"tag-maailm","21":"tag-news","22":"tag-populaarseimad-lood","23":"tag-top-stories","24":"tag-topstories","25":"tag-uldised-uudised","26":"tag-uudised","27":"tag-valisuudised","28":"tag-viimased-uudised","29":"tag-world","30":"tag-world-news","31":"tag-worldnews"},"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/14470","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/comments?post=14470"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/14470\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media\/14471"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media?parent=14470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/categories?post=14470"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/tags?post=14470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}