{"id":284990,"date":"2022-05-04T13:36:22","date_gmt":"2022-05-04T16:36:22","guid":{"rendered":"https:\/\/www.notibras.com\/site\/?p=284990"},"modified":"2022-05-04T15:36:39","modified_gmt":"2022-05-04T18:36:39","slug":"ciencia-ve-alternativa-para-misterioso-sinal-de-raios-gama","status":"publish","type":"post","link":"https:\/\/www.notibras.com\/site\/ciencia-ve-alternativa-para-misterioso-sinal-de-raios-gama\/","title":{"rendered":"Ci\u00eancia v\u00ea alternativa para misterioso sinal de raios gama"},"content":{"rendered":"<p>Pesquisadores da Universidade Nacional Australiana (ANU) est\u00e3o apresentando uma nova explica\u00e7\u00e3o para um sinal de raios gama conhecido como Excesso do Centro Gal\u00e1ctico que emana do centro de nossa gal\u00e1xia, relata o <em>SciTechDaily<\/em>.<\/p>\n<p>Embora o sinal em quest\u00e3o tenha sido considerado pelos astr\u00f4nomos como uma potencial assinatura da mat\u00e9ria escura, o novo estudo \u2013 que tamb\u00e9m envolveu cientistas da Academia da For\u00e7a de Defesa Australiana, Universidade de Canterbury e Universidade de T\u00f3quio \u2013 sugere que tamb\u00e9m pode ser causado por pulsares de milissegundos \u2013 um tipo de estrela de n\u00eautrons que gira rapidamente.<\/p>\n<p>O professor associado Roland Crocker, coautor do estudo, explicou que seu trabalho \u201cn\u00e3o lan\u00e7a nenhuma d\u00favida sobre a exist\u00eancia do sinal, mas oferece outra fonte potencial\u201d.<\/p>\n<p>&#8220;Os cientistas j\u00e1 detectaram emiss\u00f5es de raios gama de pulsares individuais de milissegundos na vizinhan\u00e7a do sistema solar, ent\u00e3o sabemos que esses objetos emitem raios gama&#8221;, declarou. &#8220;Nosso modelo demonstra que a emiss\u00e3o integrada de toda uma popula\u00e7\u00e3o dessas estrelas, cerca de 100.000 em n\u00famero, produziria um sinal totalmente compat\u00edvel com o Excesso do Centro Gal\u00e1ctico&#8221;.<\/p>\n<p>Ele tamb\u00e9m sugeriu que os resultados de sua pesquisa &#8220;apontam para outra fonte importante de produ\u00e7\u00e3o de raios gama&#8221;, como, por exemplo, &#8220;o sinal de raios gama de Andr\u00f4meda, a pr\u00f3xima grande gal\u00e1xia mais pr\u00f3xima da nossa, pode ser principalmente devido a milissegundos pulsares&#8221;.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pesquisadores da Universidade Nacional Australiana (ANU) est\u00e3o apresentando uma nova explica\u00e7\u00e3o para um sinal de raios gama conhecido como Excesso do Centro Gal\u00e1ctico que emana do centro de nossa gal\u00e1xia, relata o SciTechDaily. Embora o sinal em quest\u00e3o tenha sido considerado pelos astr\u00f4nomos como uma potencial assinatura da mat\u00e9ria escura, o novo estudo \u2013 que [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":284991,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[154],"tags":[95],"class_list":["post-284990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-na-rede","tag-capa"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ci\u00eancia v\u00ea alternativa para misterioso sinal de raios gama - Notibras<\/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:\/\/www.notibras.com\/site\/ciencia-ve-alternativa-para-misterioso-sinal-de-raios-gama\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ci\u00eancia v\u00ea alternativa para misterioso sinal de raios gama - Notibras\" \/>\n<meta property=\"og:description\" content=\"Pesquisadores da Universidade Nacional Australiana (ANU) est\u00e3o apresentando uma nova explica\u00e7\u00e3o para um sinal de raios gama conhecido como Excesso do Centro Gal\u00e1ctico que emana do centro de nossa gal\u00e1xia, relata o SciTechDaily. 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