{"id":17498,"date":"2020-06-14T15:30:17","date_gmt":"2020-06-14T15:30:17","guid":{"rendered":"https:\/\/www.radiation-dosimetry.org\/o-que-e-proton-recoil-recoil-detector-definicao\/"},"modified":"2020-07-21T10:41:59","modified_gmt":"2020-07-21T10:41:59","slug":"o-que-e-proton-recoil-recoil-detector-definicao","status":"publish","type":"post","link":"https:\/\/www.radiation-dosimetry.org\/pt-br\/o-que-e-proton-recoil-recoil-detector-definicao\/","title":{"rendered":"O que \u00e9 Proton Recoil &#8211; Recoil Detector &#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\"><span>Proton Recoil &#8211; Detectores de Recoil.\u00a0O tipo mais importante de detectores para n\u00eautrons r\u00e1pidos s\u00e3o aqueles que detectam diretamente part\u00edculas de recolhimento, em particular pr\u00f3tons de recolhimento resultantes da dispers\u00e3o el\u00e1stica (n, p).\u00a0Dosimetria de Radia\u00e7\u00e3o<\/span><\/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<p><strong><span>A detec\u00e7\u00e3o de n\u00eautrons<\/span><\/strong><span>\u00a0\u00e9 muito espec\u00edfica, uma<\/span><span>\u00a0vez que os n\u00eautrons s\u00e3o<\/span><strong><span>\u00a0part\u00edculas eletricamente neutras;<\/span><\/strong><span>\u00a0\u00a0portanto, est\u00e3o sujeitas principalmente a fortes for\u00e7as nucleares, mas n\u00e3o a for\u00e7as el\u00e9tricas.\u00a0Portanto, os n\u00eautrons<\/span><strong><span>\u00a0n\u00e3o<\/span><\/strong><span>\u00a0s\u00e3o<strong>\u00a0diretamente ionizantes<\/strong>\u00a0e geralmente precisam ser<\/span><strong><span>\u00a0convertidos<\/span><\/strong><span>\u00a0em part\u00edculas carregadas antes que possam ser detectados.\u00a0Geralmente, todo tipo de detector de n\u00eautrons deve estar equipado com conversor (para converter a radia\u00e7\u00e3o de n\u00eautrons em radia\u00e7\u00e3o detect\u00e1vel comum) e um dos detectores de radia\u00e7\u00e3o convencionais (detector de cintila\u00e7\u00e3o, detector de gases, detector de semicondutores, etc.).<\/span><\/p>\n<p><span>Um dos tipos b\u00e1sicos de intera\u00e7\u00f5es de n\u00eautrons com a mat\u00e9ria dispon\u00edvel para esse fim \u00e9:<\/span><\/p>\n<ul>\n<li><strong><a title=\"Dispers\u00e3o El\u00e1stica de N\u00eautrons\" href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/nuclear-engineering-fundamentals\/neutron-nuclear-reactions\/neutron-elastic-scattering\/\"><span>Espalhamento el\u00e1stico<\/span><\/a><span>\u00a0.\u00a0<\/span><\/strong><span>O n\u00eautron livre pode ser espalhado por um n\u00facleo, transferindo parte de sua energia cin\u00e9tica para o n\u00facleo.\u00a0Se o n\u00eautron tiver energia suficiente para dispersar os n\u00facleos, o n\u00facleo de recuo ioniza o material ao redor do conversor.\u00a0De fato,<\/span><strong><span>\u00a0apenas os<\/span><\/strong><span>\u00a0n\u00facleos de<strong>\u00a0hidrog\u00eanio e h\u00e9lio<\/strong>\u00a0s\u00e3o leves o suficiente para aplica\u00e7\u00e3o pr\u00e1tica.\u00a0A carga produzida dessa maneira pode ser coletada pelo detector convencional para produzir um sinal detectado.\u00a0Os n\u00eautrons podem transferir mais energia para os n\u00facleos leves.\u00a0Este m\u00e9todo \u00e9 apropriado para detectar<\/span><strong><span>\u00a0n\u00eautrons r\u00e1pidos<\/span><\/strong><span>\u00a0(os<strong>\u00a0n\u00eautrons<\/strong>\u00a0r\u00e1pidos n\u00e3o possuem uma se\u00e7\u00e3o transversal alta para absor\u00e7\u00e3o), permitindo a detec\u00e7\u00e3o de n\u00eautrons r\u00e1pidos sem um<\/span><a title=\"Moderador de n\u00eautrons\" href=\"https:\/\/www.nuclear-power.com\/neutron-moderator\/\" target=\"_blank\" rel=\"noopener noreferrer\"><span>\u00a0moderador<\/span><\/a><span>\u00a0.<\/span><\/li>\n<\/ul>\n<h2><span>Proton Recoil &#8211; Recoil Detector<\/span><\/h2>\n<p><span>O tipo mais importante de detectores para n\u00eautrons r\u00e1pidos s\u00e3o aqueles que detectam diretamente\u00a0<\/span><strong><span>part\u00edculas de recolhimento<\/span><\/strong><span>\u00a0, em particular\u00a0<\/span><strong><span>pr\u00f3tons de recolhimento<\/span><\/strong><span>\u00a0resultantes da dispers\u00e3o el\u00e1stica (n, p).\u00a0De fato, apenas os n\u00facleos de hidrog\u00eanio e h\u00e9lio s\u00e3o leves o suficiente para aplica\u00e7\u00e3o pr\u00e1tica.\u00a0Neste \u00faltimo caso, as part\u00edculas de recuo s\u00e3o detectadas em um detector.\u00a0Os n\u00eautrons podem transferir mais energia para os n\u00facleos leves.\u00a0Este m\u00e9todo \u00e9 apropriado para detectar n\u00eautrons r\u00e1pidos, permitindo a detec\u00e7\u00e3o de n\u00eautrons r\u00e1pidos sem um\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/neutron-moderator\/\"><span>moderador<\/span><\/a><span>\u00a0.\u00a0Este m\u00e9todo permite que a energia do n\u00eautron seja medida juntamente com a flu\u00eancia do n\u00eautron, ou seja, o detector pode ser usado como um espectr\u00f4metro.\u00a0Os detectores r\u00e1pidos de n\u00eautrons t\u00edpicos s\u00e3o\u00a0<\/span><strong><span>cintiladores l\u00edquidos<\/span><\/strong><span>, detectores de g\u00e1s nobre \u00e0 base de h\u00e9lio-4 e detectores de pl\u00e1stico (cintiladores).\u00a0Por exemplo, o pl\u00e1stico tem um alto teor de hidrog\u00eanio, portanto, \u00e9 \u00fatil para\u00a0<\/span><strong><span>detectores r\u00e1pidos de n\u00eautrons<\/span><\/strong><span> , quando usado como cintilador.<\/span><\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\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","protected":false},"excerpt":{"rendered":"<p>Proton Recoil &#8211; Detectores de Recoil.\u00a0O tipo mais importante de detectores para n\u00eautrons r\u00e1pidos s\u00e3o aqueles que detectam diretamente part\u00edculas de recolhimento, em particular pr\u00f3tons de recolhimento resultantes da dispers\u00e3o el\u00e1stica (n, p).\u00a0Dosimetria de Radia\u00e7\u00e3o A detec\u00e7\u00e3o de n\u00eautrons\u00a0\u00e9 muito espec\u00edfica, uma\u00a0vez que os n\u00eautrons s\u00e3o\u00a0part\u00edculas eletricamente neutras;\u00a0\u00a0portanto, est\u00e3o sujeitas principalmente a fortes for\u00e7as nucleares, &#8230; <a title=\"O que \u00e9 Proton Recoil &#8211; Recoil Detector &#8211; Defini\u00e7\u00e3o\" class=\"read-more\" href=\"https:\/\/www.radiation-dosimetry.org\/pt-br\/o-que-e-proton-recoil-recoil-detector-definicao\/\" aria-label=\"More on O que \u00e9 Proton Recoil &#8211; Recoil Detector &#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 Proton Recoil - Recoil Detector - Defini\u00e7\u00e3o<\/title>\n<meta name=\"description\" content=\"Proton Recoil - Detectores de Recoil. O tipo mais importante de detectores para n\u00eautrons r\u00e1pidos s\u00e3o aqueles que detectam diretamente part\u00edculas de recolhimento, em particular pr\u00f3tons de recolhimento resultantes da dispers\u00e3o el\u00e1stica (n, p). Dosimetria de Radia\u00e7\u00e3o\" \/>\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.radiation-dosimetry.org\/pt-br\/o-que-e-proton-recoil-recoil-detector-definicao\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O que \u00e9 Proton Recoil - Recoil Detector - Defini\u00e7\u00e3o\" \/>\n<meta property=\"og:description\" content=\"Proton Recoil - Detectores de Recoil. 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