{"id":1798,"date":"2025-01-08T04:57:47","date_gmt":"2025-01-08T04:57:47","guid":{"rendered":"https:\/\/aiuc2.astro.puc.cl\/?page_id=1798"},"modified":"2025-02-27T19:22:06","modified_gmt":"2025-02-27T19:22:06","slug":"fondo-cosmico-de-microondas","status":"publish","type":"page","link":"https:\/\/www.aiuc.puc.cl\/?page_id=1798","title":{"rendered":"Fondo C\u00f3smico de Microondas"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Hero&#8221; _builder_version=&#8221;4.23.1&#8243; background_image=&#8221;https:\/\/www.aiuc.puc.cl\/\/wp-content\/uploads\/2025\/01\/CCAT-Observatory-Seccion-CMB.jpg&#8221; parallax=&#8221;on&#8221; background_blend=&#8221;saturation&#8221; custom_margin=&#8221;||||false&#8221; custom_padding=&#8221;10vw||10vw||true|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;2_3,1_3&#8243; _builder_version=&#8221;4.23.1&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;2_3&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.17.4&#8243; text_font=&#8221;||||||||&#8221; header_font=&#8221;Rubik|700|||||||&#8221; header_font_size=&#8221;64px&#8221; header_line_height=&#8221;1.1em&#8221; background_layout=&#8221;dark&#8221; max_width=&#8221;800px&#8221; custom_margin=&#8221;||0px|&#8221; custom_padding=&#8221;|||16px&#8221; text_font_size_tablet=&#8221;14px&#8221; text_font_size_last_edited=&#8221;off|desktop&#8221; header_font_size_tablet=&#8221;44px&#8221; header_font_size_phone=&#8221;32px&#8221; header_font_size_last_edited=&#8221;on|phone&#8221; border_color_all=&#8221;#FEC60D&#8221; border_width_left=&#8221;10px&#8221; inline_fonts=&#8221;Roboto&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h1><strong><span style=\"font-family: Roboto;\">Fondo C\u00f3smico de Microondas<br \/><\/span><\/strong><\/h1>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.23.1&#8243; text_font=&#8221;Roboto||||||||&#8221; text_font_size=&#8221;20px&#8221; text_letter_spacing=&#8221;0.25px&#8221; text_line_height=&#8221;20px&#8221; header_font=&#8221;||||||||&#8221; background_layout=&#8221;dark&#8221; max_width=&#8221;800px&#8221; custom_margin=&#8221;|||&#8221; custom_padding=&#8221;20px||20px||true&#8221; text_font_size_tablet=&#8221;18px&#8221; text_font_size_phone=&#8221;&#8221; text_font_size_last_edited=&#8221;on|phone&#8221; text_text_shadow_style=&#8221;preset2&#8243; inline_fonts=&#8221;Roboto&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>El universo en su estado m\u00e1s primitivo estudiado a trav\u00e9s de las ondas electromagn\u00e9ticas m\u00e1s antiguas que hemos recibido.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_3&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;About&#8221; _builder_version=&#8221;4.16&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.16&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.16&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;Roboto Slab||||||||&#8221; text_font_size=&#8221;15px&#8221; text_line_height=&#8221;1.8em&#8221; custom_padding=&#8221;|||&#8221; custom_padding_tablet=&#8221;|40px||40px||true&#8221; custom_padding_last_edited=&#8221;off|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: justify;\">Chile es uno de los pocos lugares del mundo donde es posible observar la radiaci\u00f3n de Fondo C\u00f3smico de Microondas (Cosmic Microwave Background, CMB), presentando grandes ventajas respecto a otras, tales como la Ant\u00e1rtica, por su cercan\u00eda, infraestructura y disponibilidad de \u00e1rea del cielo. Por este motivo, el pa\u00eds se ha convertido en la capital de esta ciencia a nivel mundial, albergando m\u00faltiples experimentos, tales como el Atacama Cosmology Telescope (ACT), el Cosmology Large Angular Scale Surveyor (CLASS) y Simons Observatory (SO).<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.16&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;Roboto Slab||||||||&#8221; text_font_size=&#8221;15px&#8221; text_line_height=&#8221;1.8em&#8221; custom_padding=&#8221;|||&#8221; custom_padding_tablet=&#8221;|40px||40px||true&#8221; custom_padding_last_edited=&#8221;off|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: justify;\">El Centro de Astro-Ingenier\u00eda UC ha tenido una participaci\u00f3n muy relevante en estos experimentos, siendo parte integrante de las grandes colaboraciones internacionales que los sustentan. En particular, se ha desarrollado t\u00e9cnicas para la caracterizaci\u00f3n \u00f3ptica y mec\u00e1nica de radiotelescopios, as\u00ed como software de an\u00e1lisis para la caracterizaci\u00f3n y calibraci\u00f3n de datos cosmol\u00f3gicos, participando as\u00ed en ciencia de primer nivel.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Related Services&#8221; _builder_version=&#8221;4.16&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#f7f7f7&#8243; custom_padding=&#8221;||115px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.16&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.23.1&#8243; 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button_one_bg_color__hover_enabled=&#8221;off&#8221; button_two_bg_color__hover_enabled=&#8221;off&#8221;]<\/p>\n<p>Duraci\u00f3n: 6 a\u00f1os<\/p>\n<p>Fuentes principales de financiamiento: proyectos QUIMAL 160009, FONDEF ID21I10236, BASAL-CATA FB210003.<\/p>\n<p>El sistema de calibraci\u00f3n Hovercal consiste en una fuente de microondas polarizada montada en un dron capaz de volar sobre los 5500 metros sobre el nivel del mar (m.s.n.m.), en espec\u00edfico, en Parque Astron\u00f3mico ubicado en el Llano de Chajnantor, en la regi\u00f3n de Antofagasta. Hovercal produce una se\u00f1al de calibraci\u00f3n que permite caracterizar la respuesta de telescopios destinados a medir el Cosmic Microwave Background (CMB). El coraz\u00f3n del sistema es una innovadora t\u00e9cnica de metrolog\u00eda, capaz de entregar la posici\u00f3n y \u00e1ngulo de polarizaci\u00f3n de la fuente en tiempo real, con una exactitud alt\u00edsima, pudiendo as\u00ed compensar los movimientos involuntarios del dron durante el vuelo.<\/p>\n<p>[\/et_pb_cta][et_pb_cta title=&#8221;Caracterizaci\u00f3n y calibraci\u00f3n de datos de los telescopios ACT y SO&#8221; button_url=&#8221;#&#8221; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; header_font=&#8221;Roboto|700|||||||&#8221; header_text_align=&#8221;center&#8221; header_text_color=&#8221;#E3AE00&#8243; header_font_size=&#8221;24px&#8221; header_letter_spacing=&#8221;0.25px&#8221; header_line_height=&#8221;24px&#8221; body_font=&#8221;Roboto Slab||||||||&#8221; body_letter_spacing=&#8221;0.5px&#8221; body_line_height=&#8221;24px&#8221; background_color=&#8221;#FFFFFF&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;14px&#8221; button_text_color=&#8221;#666666&#8243; button_border_color=&#8221;#dfdfdf&#8221; button_border_radius=&#8221;0px&#8221; button_letter_spacing=&#8221;1px&#8221; button_font=&#8221;Roboto|500||on|||||&#8221; button_icon=&#8221;&#x24;||divi||400&#8243; text_orientation=&#8221;left&#8221; background_layout=&#8221;light&#8221; custom_padding=&#8221;35px|35px|35px|35px|true|true&#8221; border_width_all=&#8221;1px&#8221; border_color_all=&#8221;rgba(0,0,0,0.12)&#8221; button_letter_spacing_hover=&#8221;4px&#8221; button_bg_color_hover=&#8221;rgba(0,0,0,0)&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221; button_text_size__hover_enabled=&#8221;off&#8221; button_one_text_size__hover_enabled=&#8221;off&#8221; button_two_text_size__hover_enabled=&#8221;off&#8221; button_text_color__hover_enabled=&#8221;off&#8221; button_one_text_color__hover_enabled=&#8221;off&#8221; button_two_text_color__hover_enabled=&#8221;off&#8221; button_border_width__hover_enabled=&#8221;off&#8221; button_one_border_width__hover_enabled=&#8221;off&#8221; button_two_border_width__hover_enabled=&#8221;off&#8221; button_border_color__hover_enabled=&#8221;off&#8221; button_one_border_color__hover_enabled=&#8221;off&#8221; button_two_border_color__hover_enabled=&#8221;off&#8221; button_border_radius__hover_enabled=&#8221;off&#8221; button_one_border_radius__hover_enabled=&#8221;off&#8221; button_two_border_radius__hover_enabled=&#8221;off&#8221; button_letter_spacing__hover_enabled=&#8221;on&#8221; button_letter_spacing__hover=&#8221;4px&#8221; button_one_letter_spacing__hover_enabled=&#8221;off&#8221; button_two_letter_spacing__hover_enabled=&#8221;off&#8221; button_bg_color__hover_enabled=&#8221;on&#8221; button_bg_color__hover=&#8221;rgba(0,0,0,0)&#8221; button_one_bg_color__hover_enabled=&#8221;off&#8221; button_two_bg_color__hover_enabled=&#8221;off&#8221;]<\/p>\n<p>Duraci\u00f3n: 14 a\u00f1os<\/p>\n<p style=\"text-align: justify;\">Fuentes principales de financiamiento: proyectos FONDECYT 11100147, FONDECYT 1141113, ALMA-CONICYT-31120012, FONDECYT Postdoctoral 3170846, Anillo CT-1417.<\/p>\n<p style=\"text-align: justify;\">En este proyecto se desarroll\u00f3 y ejecut\u00f3 el an\u00e1lisis asociado al software de educci\u00f3n de datos del telescopio ACT, necesario para la caracterizaci\u00f3n y calibraci\u00f3n de los datos crudos obtenidos por el telescopio. Este software fue adaptado para tres generaciones de instrumentos en el proyecto ACT, y actualmente se est\u00e1 implementando en el nuevo telescopio de Simons Observatory (SO).<\/p>\n<p>[\/et_pb_cta][et_pb_cta title=&#8221;MIRRORFIT&#8221; button_url=&#8221;#&#8221; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; header_font=&#8221;Roboto|700|||||||&#8221; header_text_align=&#8221;center&#8221; header_text_color=&#8221;#E3AE00&#8243; header_font_size=&#8221;24px&#8221; header_letter_spacing=&#8221;0.25px&#8221; header_line_height=&#8221;24px&#8221; body_font=&#8221;Roboto Slab||||||||&#8221; body_letter_spacing=&#8221;0.5px&#8221; body_line_height=&#8221;24px&#8221; background_color=&#8221;#FFFFFF&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;14px&#8221; button_text_color=&#8221;#666666&#8243; button_border_color=&#8221;#dfdfdf&#8221; button_border_radius=&#8221;0px&#8221; button_letter_spacing=&#8221;1px&#8221; button_font=&#8221;Roboto|500||on|||||&#8221; button_icon=&#8221;&#x24;||divi||400&#8243; text_orientation=&#8221;left&#8221; background_layout=&#8221;light&#8221; min_height=&#8221;331px&#8221; custom_margin=&#8221;||-111px|-1px|false|false&#8221; custom_padding=&#8221;35px|35px|35px|35px|true|true&#8221; border_width_all=&#8221;1px&#8221; border_color_all=&#8221;rgba(0,0,0,0.12)&#8221; button_letter_spacing_hover=&#8221;4px&#8221; button_bg_color_hover=&#8221;rgba(0,0,0,0)&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221; button_text_size__hover_enabled=&#8221;off&#8221; button_one_text_size__hover_enabled=&#8221;off&#8221; button_two_text_size__hover_enabled=&#8221;off&#8221; button_text_color__hover_enabled=&#8221;off&#8221; button_one_text_color__hover_enabled=&#8221;off&#8221; button_two_text_color__hover_enabled=&#8221;off&#8221; button_border_width__hover_enabled=&#8221;off&#8221; button_one_border_width__hover_enabled=&#8221;off&#8221; button_two_border_width__hover_enabled=&#8221;off&#8221; button_border_color__hover_enabled=&#8221;off&#8221; button_one_border_color__hover_enabled=&#8221;off&#8221; button_two_border_color__hover_enabled=&#8221;off&#8221; button_border_radius__hover_enabled=&#8221;off&#8221; button_one_border_radius__hover_enabled=&#8221;off&#8221; button_two_border_radius__hover_enabled=&#8221;off&#8221; button_letter_spacing__hover_enabled=&#8221;on&#8221; button_letter_spacing__hover=&#8221;4px&#8221; button_one_letter_spacing__hover_enabled=&#8221;off&#8221; button_two_letter_spacing__hover_enabled=&#8221;off&#8221; button_bg_color__hover_enabled=&#8221;on&#8221; button_bg_color__hover=&#8221;rgba(0,0,0,0)&#8221; button_one_bg_color__hover_enabled=&#8221;off&#8221; button_two_bg_color__hover_enabled=&#8221;off&#8221;]<\/p>\n<p>Sistema de Metrolog\u00eda para medir la superficie de Espejos en Radiotelescopios.<\/p>\n<p>Duraci\u00f3n: 6 a\u00f1os<\/p>\n<p style=\"text-align: justify;\">Fuentes principales de financiamiento: proyectos QUIMAL 120001, FONDECYT 1141113, Anillo ACT-1417, BASAL CATA AFB-170002.<\/p>\n<p style=\"text-align: justify;\">Mirrorfit es un sistema de metrolog\u00eda que utiliza fotogrametr\u00eda para medir la calidad de la superficie reflectora de radiotelescopios, pudiendo determinar errores en la superficie con una precisi\u00f3n de 5*D micrones, donde D es el di\u00e1metro del espejo en metros. El sistema cuenta con un software que analiza las mediciones y<br \/>propone ajustes para optimizar la superficie de los espejos. El sistema ha sido utilizado en los telescopios ACT, CLASS,\u00a0 POLARBEAR, TIGO y APEX, desde el a\u00f1o 2013.<\/p>\n<p>[\/et_pb_cta][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fondo C\u00f3smico de MicroondasEl universo en su estado m\u00e1s primitivo estudiado a trav\u00e9s de las ondas electromagn\u00e9ticas m\u00e1s antiguas que hemos recibido.Chile es uno de los pocos lugares del mundo donde es posible observar la radiaci\u00f3n de Fondo C\u00f3smico de Microondas (Cosmic Microwave Background, CMB), presentando grandes ventajas respecto a otras, tales como la Ant\u00e1rtica, [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"_links":{"self":[{"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=\/wp\/v2\/pages\/1798"}],"collection":[{"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1798"}],"version-history":[{"count":13,"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=\/wp\/v2\/pages\/1798\/revisions"}],"predecessor-version":[{"id":2014,"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=\/wp\/v2\/pages\/1798\/revisions\/2014"}],"wp:attachment":[{"href":"https:\/\/www.aiuc.puc.cl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}