{"id":113143,"date":"2021-09-02T23:46:35","date_gmt":"2021-09-02T22:46:35","guid":{"rendered":"https:\/\/material-properties.org\/que-es-band-gap-brecha-de-energia-en-semiconductores-definicion\/"},"modified":"2021-09-02T23:46:35","modified_gmt":"2021-09-02T22:46:35","slug":"que-es-band-gap-brecha-de-energia-en-semiconductores-definicion","status":"publish","type":"post","link":"https:\/\/material-properties.org\/es\/que-es-band-gap-brecha-de-energia-en-semiconductores-definicion\/","title":{"rendered":"\u00bfQu\u00e9 es Band Gap &#8211; Brecha de energ\u00eda en semiconductores &#8211; Definici\u00f3n"},"content":{"rendered":"<p><span><div class=\"su-quote su-quote-style-default\"><div class=\"su-quote-inner su-u-clearfix su-u-trim\"> En la f\u00edsica del estado s\u00f3lido, esta brecha de energ\u00eda o banda prohibida es un rango de energ\u00eda entre la banda de valencia y la banda de conducci\u00f3n donde los estados de electrones est\u00e1n prohibidos.\u00a0Propiedades del material <\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/semiconductor-detectors-table-of-parameters.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright wp-image-26116\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/semiconductor-detectors-table-of-parameters.png\" alt=\"detectores de semiconductores - tabla de par\u00e1metros\" width=\"474\" height=\"302\" \/><\/a><span>El nombre\u00a0<\/span><strong><span>semiconductor<\/span><\/strong><span>\u00a0proviene del hecho de que estos materiales tienen una\u00a0<\/span><strong><span>conductividad el\u00e9ctrica<\/span><\/strong><span>\u00a0entre la de un metal, como el cobre, oro, etc. y un aislante, como el vidrio.\u00a0Tienen una\u00a0<\/span><strong><span>brecha de energ\u00eda de<\/span><\/strong><span>\u00a0menos de 4eV (aproximadamente 1eV).\u00a0En la f\u00edsica del estado s\u00f3lido, esta brecha de energ\u00eda o banda prohibida es un rango de energ\u00eda entre la banda de valencia y la banda de conducci\u00f3n donde los estados de electrones est\u00e1n prohibidos.\u00a0<\/span><strong><span>Las propiedades de los semiconductores<\/span><\/strong><span>\u00a0est\u00e1n determinadas por la brecha de energ\u00eda entre las bandas de valencia y conducci\u00f3n.\u00a0Para entender qu\u00e9 es un semiconductor, tenemos que definir estos t\u00e9rminos.<\/span><\/p>\n<p><span>En la f\u00edsica del estado s\u00f3lido, la\u00a0<\/span><strong><span>brecha de energ\u00eda<\/span><\/strong><span>\u00a0o la\u00a0<\/span><strong><span>brecha de banda<\/span><\/strong><span>\u00a0es un rango de energ\u00eda entre la banda de valencia y la banda de conducci\u00f3n donde los estados de electrones est\u00e1n prohibidos.\u00a0A diferencia de los conductores, los electrones en un semiconductor deben obtener energ\u00eda (por ejemplo, de radiaci\u00f3n ionizante) para cruzar la banda prohibida y alcanzar la banda de conducci\u00f3n.\u00a0<\/span><strong><span>Los huecos de las bandas<\/span><\/strong><span>\u00a0son naturalmente diferentes para diferentes materiales.\u00a0Por ejemplo, el diamante es un semiconductor de banda ancha (E\u00a0<\/span><sub><span>gap\u00a0<\/span><\/sub><span>\u00a0= 5,47 eV) con un alto potencial como material de dispositivo electr\u00f3nico en muchos dispositivos.\u00a0Por otro lado, el germanio tiene una peque\u00f1a energ\u00eda de banda prohibida (E\u00a0<\/span><sub><span>gap<\/span><\/sub><span>\u00a0= 0,67 eV), que requiere operar el detector a temperaturas criog\u00e9nicas.<\/span><\/p>\n<p><span><\/span><\/p><\/div><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"> <div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-arrow\" data-anchor=\"References\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>References:<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><strong><span>Protecci\u00f3n de radiaci\u00f3n:<\/span><\/strong><\/p>\n<ol>\n<li><span>Knoll, Glenn F., Detecci\u00f3n y medici\u00f3n de radiaci\u00f3n, cuarta edici\u00f3n, Wiley, 8\/2010.\u00a0ISBN-13: 978-0470131480.<\/span><\/li>\n<li><span>Stabin, Michael G., Protecci\u00f3n radiol\u00f3gica y dosimetr\u00eda: Introducci\u00f3n a la f\u00edsica de la salud, Springer, 10\/2010.\u00a0ISBN-13: 978-1441923912.<\/span><\/li>\n<li><span>Martin, James E., F\u00edsica para la protecci\u00f3n radiol\u00f3gica, tercera edici\u00f3n, Wiley-VCH, 4\/2013.\u00a0ISBN-13: 978-3527411764.<\/span><\/li>\n<li><span>USNRC, CONCEPTOS DE REACTORES NUCLEARES<\/span><\/li>\n<li><span>Departamento de Energ\u00eda, Instrumentaci\u00f3n y Control de EE. UU.\u00a0DOE Fundamentals Handbook, Volumen 2 de 2. Junio \u200b\u200bde 1992.<\/span><\/li>\n<\/ol>\n<p><strong><span>F\u00edsica nuclear y de reactores:<\/span><\/strong><\/p>\n<ol>\n<li><span>JR Lamarsh, Introducci\u00f3n a la teor\u00eda de los reactores nucleares, 2\u00aa ed., Addison-Wesley, Reading, MA (1983).<\/span><\/li>\n<li><span>JR Lamarsh, AJ Baratta, Introducci\u00f3n a la ingenier\u00eda nuclear, 3d ed., Prentice-Hall, 2001, ISBN: 0-201-82498-1.<\/span><\/li>\n<li><span>WM Stacey, F\u00edsica de reactores nucleares, John Wiley &amp; Sons, 2001, ISBN: 0-471-39127-1.<\/span><\/li>\n<li><span>Glasstone, Sesonske.\u00a0Ingenier\u00eda de Reactores Nucleares: Ingenier\u00eda de Sistemas de Reactores, Springer;\u00a04a edici\u00f3n, 1994, ISBN: 978-0412985317<\/span><\/li>\n<li><span>WSC Williams.\u00a0F\u00edsica nuclear y de part\u00edculas.\u00a0Prensa de Clarendon;\u00a01 edici\u00f3n, 1991, ISBN: 978-0198520467<\/span><\/li>\n<li><span>GRKeepin.\u00a0F\u00edsica de la cin\u00e9tica nuclear.\u00a0Addison-Wesley Pub.\u00a0Co;\u00a01a edici\u00f3n, 1965<\/span><\/li>\n<li><span>Robert Reed Burn, Introducci\u00f3n a la operaci\u00f3n de reactores nucleares, 1988.<\/span><\/li>\n<li><span>Departamento de Energ\u00eda, F\u00edsica Nuclear y Teor\u00eda de Reactores de EE. UU.\u00a0DOE Fundamentals Handbook, Volumen 1 y 2. Enero de 1993.<\/span><\/li>\n<li><span>Paul Reuss, F\u00edsica de neutrones.\u00a0EDP \u200b\u200bSciences, 2008. ISBN: 978-2759800414.<\/span><\/li>\n<\/ol>\n<p><span><\/span><\/p><\/div><\/div> <div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div> <\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"> [ \/ lgc_column] <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div>\n<h2><span>Ver tambi\u00e9n:<\/span><\/h2>\n<p><span>Propiedades de los semiconductores <a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/radiation-detection\/semiconductor-detectors\/what-are-semiconductors-properties-of-semiconductors\/\" class=\"su-button su-button-style-flat\" style=\"color:# 606060;background-color:# ffffff;border-color:# ffffff;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px\" target=\"_self\"><span style=\"color:# 606060;padding:7px 20px;font-size:16px;line-height:24px;border-color:# ffffff;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;text-shadow:0px 0px 0px # 000000;-moz-text-shadow:0px 0px 0px # 000000;-webkit-text-shadow:0px 0px 0px # 000000\"><i class=\"sui sui-link\" style=\"font-size:16px;color:# 5d5d5d\"><\/i>  <\/span><\/a> [ \/ lgc_column] <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div> <\/span><\/p><\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span>Esperamos que este art\u00edculo,\u00a0<\/span><strong><span>Band Gap &#8211; Energy Gap in Semiconductors<\/span><\/strong><span>\u00a0, le ayude.\u00a0Si es as\u00ed,\u00a0<\/span><strong><span>danos un me gusta<\/span><\/strong><span>\u00a0en la barra lateral.\u00a0El objetivo principal de este sitio web es ayudar al p\u00fablico a conocer informaci\u00f3n importante e interesante sobre los materiales y sus propiedades.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Esperamos que este art\u00edculo,\u00a0Band Gap &#8211; Energy Gap in Semiconductors\u00a0, le ayude.\u00a0Si es as\u00ed,\u00a0danos un me gusta\u00a0en la barra lateral.\u00a0El objetivo principal de este sitio web es ayudar al p\u00fablico a conocer informaci\u00f3n importante e interesante sobre los materiales y sus propiedades.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00bfQu\u00e9 es Band Gap - Brecha de energ\u00eda en semiconductores - Definici\u00f3n<\/title>\n<meta name=\"description\" content=\"En la f\u00edsica del estado s\u00f3lido, esta brecha de energ\u00eda o banda prohibida es un rango de energ\u00eda entre la banda de valencia y la banda de conducci\u00f3n donde los estados de electrones est\u00e1n prohibidos. 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