{"id":14210,"date":"2022-04-21T14:42:02","date_gmt":"2022-04-21T11:42:02","guid":{"rendered":"https:\/\/kutaybilen.com.tr\/?p=14210"},"modified":"2022-04-21T14:42:02","modified_gmt":"2022-04-21T11:42:02","slug":"bilim-insanlari-bir-pulsarin-haritasini-cikarmayi-basardi","status":"publish","type":"post","link":"https:\/\/kutaybilen.com.tr\/?p=14210","title":{"rendered":"Bilim \u0130nsanlar\u0131, Bir Pulsar&#8217;\u0131n Haritas\u0131n\u0131 \u00c7\u0131karmay\u0131 Ba\u015fard\u0131"},"content":{"rendered":"<p>Amsterdam \u00dcniversitesi ve Maryland \u00dcniversitesi\u2019nden ara\u015ft\u0131rmac\u0131lar, <strong>Milletleraras\u0131 Uzay \u0130stasyonu\u2019nun<\/strong> Neutron Star Interior Composition Explorer (NICER) x-ray teleskopunu kullanarak derledi\u011fi datalarla, bir n\u00f6tron y\u0131ld\u0131z\u0131n\u0131n y\u00fczeyinin birinci bariz haritas\u0131n\u0131 \u00e7\u0131karmay\u0131 ba\u015fard\u0131.<\/p>\n<p>NASA; J0030+0451 olarak bilinen, Pisces tak\u0131my\u0131ld\u0131z\u0131ndan <strong>1.100 \u0131\u015f\u0131k y\u0131l\u0131<\/strong> uzakl\u0131kta bulunan bu g\u00f6k cisminin imajlar\u0131n\u0131 yay\u0131nlad\u0131. Bilim insanlar\u0131, g\u00fcney kutbunda bulunan parlak noktan\u0131n <strong>1 milyon derece<\/strong> s\u0131cakl\u0131kta yand\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcn\u00fcyor.<\/p>\n<p><b><strong>Pulsar\u2019\u0131n haritas\u0131<\/strong><\/b><\/p>\n<p><div><\/div>\n<\/p>\n<p>Bilim insanlar\u0131, haritay\u0131 ve modelleri birle\u015ftirmek i\u00e7in NICER taraf\u0131ndan Temmuz 2017 ve Aral\u0131k 2018 tarihleri ortas\u0131nda toplanan bilgileri birle\u015ftirdi. Maryland \u00dcniversitesi Astronomi Profes\u00f6r\u00fc Dr. Cole Miller, <em>\u201cNICER\u2019\u0131n ayr\u0131nt\u0131l\u0131 datalar\u0131, a\u00e7\u0131k kaynak ara\u00e7lar\u0131, y\u00fcksek performansl\u0131 bilgisayarlar ve kusursuz ekip \u00e7al\u0131\u015fmas\u0131 sayesinde, bu objelerin <strong>daha<\/strong> <strong>ger\u00e7ek\u00e7i<\/strong> modellerini geli\u015ftirebilmek i\u00e7in gerekli yap\u0131lara sahibiz<\/em>\u201d tabirlerini kulland\u0131.<\/p>\n<p>NASA\u2019n\u0131n astrofizik k\u0131sm\u0131n\u0131n y\u00f6neticisi Paul Hertz, NICER\u2019\u0131n bilim i\u00e7in de\u011ferini vurgulayarak <em>\u201cNICER, Memleketler aras\u0131 Uzay \u0130stasyonu\u2019ndaki pozisyonuyla Pulsar\u2019lar\u0131 anlay\u0131\u015f\u0131m\u0131zda devrimsel tesir yarat\u0131yor\u201d<\/em> tabirlerini kulland\u0131.<\/p>\n<p><b><strong>Pulsar nedir?<\/strong><\/b><\/p>\n<p><strong><img decoding=\"async\" src=\"https:\/\/www.webtekno.com\/images\/editor\/default\/0002\/34\/d80f75c818a6a9799ea8ab2af826fecf37dfb034.jpeg\"\/><\/strong><\/p>\n<p>N\u00f6tron y\u0131ld\u0131zlar\u0131n\u0131n gizemli bir s\u0131n\u0131f\u0131 olan <strong>Pulsar<\/strong>\u2019lar<em>,<\/em> birinci olarak 1967 y\u0131l\u0131nda \u0130ngiliz astrofizik\u00e7i Jocelyn Bell Burnell taraf\u0131ndan ke\u015ffedildi. N\u00f6tron y\u0131ld\u0131zlar, g\u00fc\u00e7l\u00fc s\u00fcpernovalar olu\u015fturmak i\u00e7in devasa y\u0131ld\u0131zlar\u0131n yak\u0131tlar\u0131n\u0131n t\u00fckenmesi ve kendi i\u00e7lerine \u00e7\u00f6kmesiyle olu\u015fur.<\/p>\n<p>G\u00fc\u00e7le y\u00fckl\u00fc olan Puslar\u2019lar, bir saniyede <strong>birka\u00e7 y\u00fcz kez<\/strong> d\u00f6nebilirler. Uzaya, elektromanyetik radyasyonlar p\u00fcsk\u00fcrt\u00fcrler ve o kadar a\u011f\u0131rd\u0131rlar ki yer \u00e7ekimleri, <strong>uzay-zaman\u0131<\/strong> <strong>b\u00fckebilir<\/strong>. Einstein, bu durumu \u00fcnl\u00fc g\u00f6relilik kuram\u0131nda kainat\u0131n dokusu formunda tan\u0131mlam\u0131\u015ft\u0131.<\/p>\n<p>Haritas\u0131 \u00e7\u0131kar\u0131lan Pulsar\u2019\u0131n k\u00fctlesi, G\u00fcne\u015f\u2019in 1,3 ile 1,4 kat\u0131 kadar olmas\u0131na kar\u015f\u0131n \u00e7ap\u0131 yaln\u0131zca 25,4 km\u2019dir. Ufak bir k\u0131yaslama yapmak gerekirse D\u00fcnya\u2019n\u0131n \u00e7ap\u0131 <strong>12 bin 742 km<\/strong>, G\u00fcne\u015f\u2019in \u00e7ap\u0131 ise <strong>1,39 milyon km<\/strong>\u2019dir.<\/p>\n<div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Amsterdam \u00dcniversitesi ve Maryland \u00dcniversitesi\u2019nden ara\u015ft\u0131rmac\u0131lar, Milletleraras\u0131 Uzay \u0130stasyonu\u2019nun Neutron Star Interior Composition Explorer &#8230;<\/p>\n","protected":false},"author":1,"featured_media":14211,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[851],"tags":[2917],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/14210"}],"collection":[{"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14210"}],"version-history":[{"count":1,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/14210\/revisions"}],"predecessor-version":[{"id":14212,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/14210\/revisions\/14212"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=\/wp\/v2\/media\/14211"}],"wp:attachment":[{"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kutaybilen.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}