{"id":3558,"date":"2024-09-14T23:19:37","date_gmt":"2024-09-15T02:19:37","guid":{"rendered":"https:\/\/elreportivo.cl\/olimpia\/?p=3558"},"modified":"2024-09-14T23:19:38","modified_gmt":"2024-09-15T02:19:38","slug":"3558","status":"publish","type":"post","link":"https:\/\/elreportivo.cl\/olimpia\/2024\/09\/14\/3558\/","title":{"rendered":""},"content":{"rendered":"\n<div class=\"wp-block-cover alignfull\" style=\"padding-top:20px;padding-right:20px;padding-bottom:20px;padding-left:20px;min-height:635px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-80 has-background-dim\"><\/span><img decoding=\"async\" class=\"wp-block-cover__image-background wp-image-168\" alt=\"\" src=\"https:\/\/elreportivodeolimpia.cl\/wp-content\/uploads\/2022\/08\/sports-tools.jpg\" data-object-fit=\"cover\"\/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-media-text alignfull is-stacked-on-mobile is-vertically-aligned-center\"><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/09\/06-NOVEDADES-1-1024x576.jpg\" alt=\"\" class=\"wp-image-3559 size-full\" srcset=\"https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/09\/06-NOVEDADES-1-1024x576.jpg 1024w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/09\/06-NOVEDADES-1-300x169.jpg 300w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/09\/06-NOVEDADES-1-768x432.jpg 768w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/09\/06-NOVEDADES-1-1536x864.jpg 1536w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/09\/06-NOVEDADES-1.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n\n\n<p>\u00a0\u00a0\u00a0En lo alto de una monta\u00f1a, en el \u00e1rido desierto chileno de Atacama, el Observatorio Europeo Austral (ESO) est\u00e1 construyendo el mayor telescopio \u00f3ptico del mundo.<\/p>\n<p>\u00a0\u00a0\u00a0 No han perdido mucho tiempo en elegir un nombre: se llamar\u00e1 Telescopio Extremadamente Grande o ELT (Extremely Large Telescope, en ingl\u00e9s). Se ha invertido una enorme energ\u00eda en dise\u00f1ar y construir \u201cel mayor ojo del mundo en el cielo\u201d, que deber\u00eda empezar a registrar im\u00e1genes en 2028 y que muy probablemente ampliar\u00e1 nuestra comprensi\u00f3n del universo. Nada de esto ser\u00eda posible sin algunos de los espejos m\u00e1s avanzados jam\u00e1s fabricados.<\/p>\n<p>\u00a0\u00a0\u00a0 La doctora Elise Vernet es especialista en \u00f3ptica adaptativa en ESO y ha estado supervisando el desarrollo de los cinco espejos gigantes que recoger\u00e1n y canalizar\u00e1n la luz hacia el equipo de medici\u00f3n del telescopio. Cada uno de los espejos a medida del ELT es una proeza del dise\u00f1o \u00f3ptico. Vernet describe el espejo convexo M2 de 4,25 m como \u201cuna obra de arte\u201d.<\/p>\n<p>\u00a0\u00a0\u00a0 Pero quiz\u00e1 sean los espejos M1 y M4 los que mejor expresan el nivel de complejidad y precisi\u00f3n requerido.<\/p>\n<p>\u00a0\u00a0\u00a0 El espejo primario, el M1, es el m\u00e1s grande jam\u00e1s fabricado para un telescopio \u00f3ptico. \u201cMide 39 m de di\u00e1metro y est\u00e1 formado por 798 segmentos hexagonales alineados de forma que se comporta como un espejo monol\u00edtico perfecto\u201d, explica Vernet. El M1 captar\u00e1 100 millones de veces m\u00e1s luz que el ojo humano y deber\u00e1 ser capaz de mantener su posici\u00f3n y forma con una precisi\u00f3n 10.000 veces superior a la de un cabello humano. El M4 es el mayor espejo deformable jam\u00e1s fabricado y podr\u00e1 cambiar de forma 1.000 veces por segundo para corregir las turbulencias atmosf\u00e9ricas y las vibraciones del propio telescopio que, de otro modo, podr\u00edan distorsionar las im\u00e1genes. Su superficie flexible est\u00e1 formada por seis p\u00e9talos de un material vitrocer\u00e1mico de menos de 2 mm de grosor.<\/p>\n<p>\u00a0\u00a0\u00a0 Los p\u00e9talos fueron fabricados por Schott en Maguncia (Alemania) y enviados a la empresa de ingenier\u00eda Safran Reosc, a las afueras de Par\u00eds, donde se pulieron y ensamblaron para formar el espejo completo. Los cinco espejos est\u00e1n casi terminados y pronto ser\u00e1n transportados a Chile para su instalaci\u00f3n.<\/p>\n<p>Fuente BBC News<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\"><\/div>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"has-text-align-right wp-block-post-date has-text-color has-ast-global-color-5-color has-background has-vivid-red-background-color has-medium-font-size\"><time datetime=\"2024-09-14T23:19:37-03:00\">14\/Sep\/2024<\/time><\/div><\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":3559,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"plain-container","ast-site-content-layout":"normal-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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