{"id":17885,"date":"2020-06-23T02:12:03","date_gmt":"2020-06-23T02:12:03","guid":{"rendered":"https:\/\/www.radiation-dosimetry.org\/o-que-e-blindagem-de-radiacao-cosmica-definicao\/"},"modified":"2020-07-22T11:21:57","modified_gmt":"2020-07-22T11:21:57","slug":"o-que-e-blindagem-de-radiacao-cosmica-definicao","status":"publish","type":"post","link":"https:\/\/www.radiation-dosimetry.org\/pt-br\/o-que-e-blindagem-de-radiacao-cosmica-definicao\/","title":{"rendered":"O que \u00e9 blindagem de radia\u00e7\u00e3o c\u00f3smica &#8211; Defini\u00e7\u00e3o"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-u-clearfix su-u-trim\">O campo magn\u00e9tico da Terra e a atmosfera fornecem um escudo vital de radia\u00e7\u00e3o c\u00f3smica.\u00a0Eles nos protegem dos efeitos totais do vento solar e da GCR.\u00a0Dosimetria de Radia\u00e7\u00e3o<\/div>\n<\/div>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<h2>Radia\u00e7\u00e3o C\u00f3smica<\/h2>\n<p><strong><a href=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Cosmic-Radiation-Natural-Source-of-Radiation-min.png\"><img loading=\"lazy\" class=\"alignright size-medium wp-image-25692 lazy-loaded\" src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Cosmic-Radiation-Natural-Source-of-Radiation-min-300x199.png\" alt=\"Radia\u00e7\u00e3o C\u00f3smica - Fonte Natural de Radia\u00e7\u00e3o\" width=\"300\" height=\"199\" data-lazy-type=\"image\" data-src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Cosmic-Radiation-Natural-Source-of-Radiation-min-300x199.png\" \/><\/a>A radia\u00e7\u00e3o c\u00f3smica<\/strong>\u00a0refere-se a fontes de radia\u00e7\u00e3o na forma de\u00a0<strong>raios c\u00f3smicos<\/strong>\u00a0que v\u00eam do Sol ou do espa\u00e7o sideral.\u00a0A Terra sempre foi bombardeada por part\u00edculas de alta energia originadas no espa\u00e7o sideral que geram chuveiros secund\u00e1rios na atmosfera mais baixa.\u00a0Part\u00edculas carregadas (principalmente pr\u00f3tons de alta energia) do sol e do espa\u00e7o exterior interagem com a atmosfera da Terra e o campo magn\u00e9tico para produzir um\u00a0<strong>banho<\/strong>\u00a0de radia\u00e7\u00e3o (isto \u00e9, chuveiro de ar), tipicamente\u00a0<a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/atomic-nuclear-physics\/fundamental-particles\/photon\/gamma-ray\/\">radia\u00e7\u00e3o\u00a0<\/a><a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/atomic-nuclear-physics\/fundamental-particles\/beta-particle\/\">beta<\/a>\u00a0e\u00a0<a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/atomic-nuclear-physics\/fundamental-particles\/photon\/gamma-ray\/\">gama<\/a>\u00a0.\u00a0Se voc\u00ea mora em eleva\u00e7\u00f5es mais altas ou \u00e9 um passageiro frequente de uma companhia a\u00e9rea, essa exposi\u00e7\u00e3o pode ser significativamente maior, pois a atmosfera \u00e9 mais fina aqui.\u00a0Os efeitos do\u00a0<strong>campo magn\u00e9tico da Terra<\/strong>tamb\u00e9m determina a dose da\u00a0<strong>radia\u00e7\u00e3o c\u00f3smica<\/strong>\u00a0.<\/p>\n<h3>Blindagem de radia\u00e7\u00e3o c\u00f3smica<\/h3>\n<figure id=\"attachment_25691\" class=\"wp-caption alignright\" aria-describedby=\"caption-attachment-25691\"><a href=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/magnetosphere-earth-magnetic-field.png\"><img loading=\"lazy\" class=\"size-medium wp-image-25691 lazy-loaded\" src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/magnetosphere-earth-magnetic-field-281x300.png\" alt=\"magnetosfera - campo magn\u00e9tico da terra\" width=\"281\" height=\"300\" data-lazy-type=\"image\" data-src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/magnetosphere-earth-magnetic-field-281x300.png\" \/><\/a><figcaption id=\"caption-attachment-25691\" class=\"wp-caption-text\">Renderiza\u00e7\u00e3o art\u00edstica da estrutura de uma magnetosfera: 1) Choque de arco.\u00a02) Magnetosheath.\u00a03) Magnetopausa.\u00a04) Magnetosfera.\u00a05) Lobo da cauda norte.\u00a06) Lobo da cauda sul.\u00a07) Plasmasfera.\u00a0Fonte: nasa.gov Licen\u00e7a: Public Domain<\/figcaption><\/figure>\n<p><strong>O campo magn\u00e9tico da Terra<\/strong>\u00a0fornece um escudo de radia\u00e7\u00e3o vital da radia\u00e7\u00e3o c\u00f3smica.\u00a0Al\u00e9m de uma atmosfera protetora, tamb\u00e9m temos sorte de a Terra ter um campo magn\u00e9tico.\u00a0O campo magn\u00e9tico se estende a dezenas de milhares de quil\u00f4metros no espa\u00e7o, protegendo a Terra das part\u00edculas carregadas do vento solar e dos raios c\u00f3smicos que, de outra forma, removeriam a atmosfera superior, incluindo a camada de oz\u00f4nio que protege a Terra da radia\u00e7\u00e3o ultravioleta prejudicial.\u00a0Ele nos protege dos efeitos totais do vento solar e da GCR.\u00a0Sem essa prote\u00e7\u00e3o, a biosfera da Terra pode n\u00e3o existir como existe hoje, ou seria pelo menos limitada \u00e0 subsuperf\u00edcie.\u00a0O campo magn\u00e9tico da Terra tamb\u00e9m fornece um escudo de radia\u00e7\u00e3o para os astronautas e a pr\u00f3pria ISS, porque est\u00e1 em baixa \u00f3rbita da Terra.<\/p>\n<p>C\u00e1lculos da perda de di\u00f3xido de carbono da atmosfera de Marte, resultante da elimina\u00e7\u00e3o de \u00edons pelo vento solar, indicam que a dissipa\u00e7\u00e3o do campo magn\u00e9tico de Marte causou uma perda quase total de sua atmosfera.<\/p>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-arrow\" data-anchor=\"References\">\n<div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><\/div>\n<p>&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;.<\/p>\n<p>Este artigo \u00e9 baseado na tradu\u00e7\u00e3o autom\u00e1tica do artigo original em ingl\u00eas. Para mais informa\u00e7\u00f5es, consulte o artigo em ingl\u00eas. Voc\u00ea pode nos ajudar. Se voc\u00ea deseja corrigir a tradu\u00e7\u00e3o, envie-a para: translations@nuclear-power.com ou preencha o formul\u00e1rio de tradu\u00e7\u00e3o on-line. Agradecemos sua ajuda, atualizaremos a tradu\u00e7\u00e3o o mais r\u00e1pido poss\u00edvel. Obrigado.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>O campo magn\u00e9tico da Terra e a atmosfera fornecem um escudo vital de radia\u00e7\u00e3o c\u00f3smica.\u00a0Eles nos protegem dos efeitos totais do vento solar e da GCR.\u00a0Dosimetria de Radia\u00e7\u00e3o Radia\u00e7\u00e3o C\u00f3smica A radia\u00e7\u00e3o c\u00f3smica\u00a0refere-se a fontes de radia\u00e7\u00e3o na forma de\u00a0raios c\u00f3smicos\u00a0que v\u00eam do Sol ou do espa\u00e7o sideral.\u00a0A Terra sempre foi bombardeada por part\u00edculas de &#8230; <a title=\"O que \u00e9 blindagem de radia\u00e7\u00e3o c\u00f3smica &#8211; Defini\u00e7\u00e3o\" class=\"read-more\" href=\"https:\/\/www.radiation-dosimetry.org\/pt-br\/o-que-e-blindagem-de-radiacao-cosmica-definicao\/\" aria-label=\"More on O que \u00e9 blindagem de radia\u00e7\u00e3o c\u00f3smica &#8211; Defini\u00e7\u00e3o\">Ler mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[51],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O que \u00e9 blindagem de radia\u00e7\u00e3o c\u00f3smica - Defini\u00e7\u00e3o<\/title>\n<meta name=\"description\" content=\"O campo magn\u00e9tico da Terra e a atmosfera fornecem um escudo vital de radia\u00e7\u00e3o c\u00f3smica. 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