{"id":17320,"date":"2020-06-11T05:27:12","date_gmt":"2020-06-11T05:27:12","guid":{"rendered":"https:\/\/www.radiation-dosimetry.org\/que-es-el-electron-de-conversion-interna-ice-definicion\/"},"modified":"2020-07-02T18:08:21","modified_gmt":"2020-07-02T18:08:21","slug":"que-es-el-electron-de-conversion-interna-ice-definicion","status":"publish","type":"post","link":"https:\/\/www.radiation-dosimetry.org\/es\/que-es-el-electron-de-conversion-interna-ice-definicion\/","title":{"rendered":"Qu\u00e9 es el electr\u00f3n de conversi\u00f3n interna &#8211; ICE &#8211; Definici\u00f3n"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-u-clearfix su-u-trim\">Los electrones de conversi\u00f3n interna, ICE, son electrones de alta energ\u00eda resultantes del proceso de conversi\u00f3n interna.\u00a0Estos electrones provienen de orbitales at\u00f3micos.\u00a0Dosimetr\u00eda de radiaci\u00f3n<\/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<figure id=\"attachment_25106\" class=\"wp-caption alignright\" aria-describedby=\"caption-attachment-25106\"><a href=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Internal-Conversion-ICE-plus-Auger.png\"><img loading=\"lazy\" class=\"size-medium wp-image-25106 lazy-loaded\" src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Internal-Conversion-ICE-plus-Auger-280x300.png\" alt=\"Conversi\u00f3n interna - ICE m\u00e1s barrena\" width=\"280\" height=\"300\" data-lazy-type=\"image\" data-src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Internal-Conversion-ICE-plus-Auger-280x300.png\" \/><\/a><figcaption id=\"caption-attachment-25106\" class=\"wp-caption-text\">Conversi\u00f3n interna seguida de emisi\u00f3n de electrones Auger.<\/figcaption><\/figure>\n<p><strong>La conversi\u00f3n interna<\/strong>\u00a0es un proceso electromagn\u00e9tico, por el cual un estado excitado nuclear decae por la\u00a0<strong>emisi\u00f3n directa<\/strong>\u00a0de uno de sus\u00a0<strong>electrones at\u00f3micos<\/strong>\u00a0.\u00a0Tenga en cuenta que los\u00a0<strong>electrones de alta energ\u00eda<\/strong>\u00a0resultantes de la conversi\u00f3n interna no se denominan part\u00edculas beta, ya que estas \u00faltimas provienen de la desintegraci\u00f3n beta, donde se crean recientemente en el proceso de desintegraci\u00f3n nuclear.\u00a0Estos electrones se conocen como\u00a0<strong>electrones de conversi\u00f3n interna<\/strong>\u00a0.<\/p>\n<p>La\u00a0energ\u00eda del\u00a0<strong>electr\u00f3n de conversi\u00f3n interna<\/strong>\u00a0(ICE) es la energ\u00eda de\u00a0<sub>transici\u00f3n<\/sub>\u00a0,\u00a0<sub>transici\u00f3n<\/sub>\u00a0E\u00a0, menos la energ\u00eda de uni\u00f3n del electr\u00f3n orbital, E\u00a0<sub>b.e.\u00a0<\/sub>, como:<\/p>\n<p><a href=\"http:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/energy-of-internal-conversion-electron.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-25107 lazy-loaded\" src=\"http:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/energy-of-internal-conversion-electron.png\" alt=\"\" width=\"183\" height=\"39\" data-lazy-type=\"image\" data-src=\"http:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/energy-of-internal-conversion-electron.png\" \/><\/a><\/p>\n<p>Por ejemplo,\u00a0<sup>203<\/sup>\u00a0Hg es un nucleido radioactivo beta, que produce un espectro beta continuo con una energ\u00eda m\u00e1xima de 214 keV.\u00a0Esta desintegraci\u00f3n produce un estado excitado del n\u00facleo hija\u00a0<sup>203<\/sup>\u00a0T1, que luego se desintegra muy r\u00e1pidamente (~\u00a0<sup>10-10<\/sup>\u00a0s) a su estado fundamental emitiendo un\u00a0<strong>rayo gamma<\/strong>\u00a0de energ\u00eda 279.2 keV\u00a0<strong>o<\/strong>\u00a0un\u00a0<strong>electr\u00f3n de conversi\u00f3n interno<\/strong>\u00a0.\u00a0Si analizamos un espectro de part\u00edculas beta, podemos ver el espectro continuo t\u00edpico de part\u00edculas beta, as\u00ed como\u00a0<strong>picos estrechos a energ\u00edas espec\u00edficas<\/strong>\u00a0.\u00a0Estos picos son producidos por\u00a0<strong>electrones de conversi\u00f3n interna<\/strong>\u00a0(ICE).\u00a0Desde la\u00a0<a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/atomic-nuclear-physics\/binding-energy\/nuclear-binding-energy\/\">energ\u00eda<\/a>\u00a0de\u00a0<a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/atomic-nuclear-physics\/binding-energy\/nuclear-binding-energy\/\">uni\u00f3n<\/a>\u00a0de los electrones K en\u00a0<sup>203<\/sup>Tl asciende a 85,5 keV, la l\u00ednea K tiene una energ\u00eda de:<\/p>\n<p>T\u00a0<sub>e<\/sub>\u00a0(K) = 279.2 &#8211; 85.5 = 194 keV<\/p>\n<p>Debido a las menores energ\u00edas de uni\u00f3n, las l\u00edneas L y M tienen energ\u00edas m\u00e1s altas.\u00a0Dado que el proceso de conversi\u00f3n interna puede interactuar con cualquiera de los electrones orbitales, el resultado es un espectro de electrones de conversi\u00f3n interna que se ver\u00e1 superpuesto al espectro de energ\u00eda electr\u00f3nica de la emisi\u00f3n beta.\u00a0Estas intensidades relativas de estos picos de ICE pueden proporcionar informaci\u00f3n sobre el car\u00e1cter multipolar el\u00e9ctrico del n\u00facleo y sobre el proceso de descomposici\u00f3n.<\/p>\n<p>Referencia especial: Kenneth S. Krane.\u00a0Introducci\u00f3n a la f\u00edsica nuclear, tercera edici\u00f3n, Wiley, 1987, ISBN 978-0471805533<\/p>\n<p><a href=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Internal-Conversion-Electrons-spectrum.png\"><img loading=\"lazy\" class=\"aligncenter size-large wp-image-25105 lazy-loaded\" src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Internal-Conversion-Electrons-spectrum-1024x524.png\" alt=\"Electrones de conversi\u00f3n interna - espectro\" width=\"1024\" height=\"524\" data-lazy-type=\"image\" data-src=\"https:\/\/www.radiation-dosimetry.org\/wp-content\/uploads\/2019\/12\/Internal-Conversion-Electrons-spectrum-1024x524.png\" \/><\/a><\/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 art\u00edculo se basa en la traducci\u00f3n autom\u00e1tica del art\u00edculo original en ingl\u00e9s. Para m\u00e1s informaci\u00f3n vea el art\u00edculo en ingl\u00e9s. Puedes ayudarnos. Si desea corregir la traducci\u00f3n, env\u00edela a: translations@nuclear-power.com o complete el formulario de traducci\u00f3n en l\u00ednea. Agradecemos su ayuda, actualizaremos la traducci\u00f3n lo antes posible. Gracias.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Los electrones de conversi\u00f3n interna, ICE, son electrones de alta energ\u00eda resultantes del proceso de conversi\u00f3n interna.\u00a0Estos electrones provienen de orbitales at\u00f3micos.\u00a0Dosimetr\u00eda de radiaci\u00f3n Conversi\u00f3n interna seguida de emisi\u00f3n de electrones Auger. La conversi\u00f3n interna\u00a0es un proceso electromagn\u00e9tico, por el cual un estado excitado nuclear decae por la\u00a0emisi\u00f3n directa\u00a0de uno de sus\u00a0electrones at\u00f3micos\u00a0.\u00a0Tenga en cuenta &#8230; <a title=\"Qu\u00e9 es el electr\u00f3n de conversi\u00f3n interna &#8211; ICE &#8211; Definici\u00f3n\" class=\"read-more\" href=\"https:\/\/www.radiation-dosimetry.org\/es\/que-es-el-electron-de-conversion-interna-ice-definicion\/\" aria-label=\"M\u00e1s en Qu\u00e9 es el electr\u00f3n de conversi\u00f3n interna &#8211; ICE &#8211; Definici\u00f3n\">Leer m\u00e1s<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[50],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Qu\u00e9 es el electr\u00f3n de conversi\u00f3n interna - ICE - Definici\u00f3n<\/title>\n<meta name=\"description\" content=\"Los electrones de conversi\u00f3n interna, ICE, son electrones de alta energ\u00eda resultantes del proceso de conversi\u00f3n interna. 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