{"id":7397,"date":"2013-09-26T00:00:00","date_gmt":"2013-09-25T22:00:00","guid":{"rendered":"https:\/\/www.ieec.cat\/seminar-multifield-inflation-initial-conditions-and-predictions-not-translated-2\/"},"modified":"2023-01-17T15:10:03","modified_gmt":"2023-01-17T14:10:03","slug":"seminar-multifield-inflation-initial-conditions-and-predictions-not-translated","status":"publish","type":"post","link":"https:\/\/www.ieec.cat\/es\/seminar-multifield-inflation-initial-conditions-and-predictions-not-translated\/","title":{"rendered":"Seminar &#8211; Multifield Inflation: initial conditions and predictions [NOT TRANSLATED]"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00bb1&#8243; fullwidth=\u00bbon\u00bb _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb background_image=\u00bb\/wp-content\/uploads\/2022\/04\/slider-corpo2.jpg\u00bb height=\u00bb114px\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_section][et_pb_section fb_built=\u00bb1&#8243; _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||0px||false|false\u00bb custom_padding=\u00bb||0px||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_row _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_text _builder_version=\u00bb4.14.8&#8243; _dynamic_attributes=\u00bbcontent\u00bb _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb0px||0px||false|false\u00bb custom_padding=\u00bb0px||0px||false|false\u00bb global_colors_info=\u00bb{}\u00bb]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF90aXRsZSIsInNldHRpbmdzIjp7ImJlZm9yZSI6IjxoMSBjbGFzcz1cImVudHJ5X3RpdGxlXCI+IiwiYWZ0ZXIiOiI8L2gxPiJ9fQ==@[\/et_pb_text][et_pb_text _builder_version=\u00bb4.14.8&#8243; _dynamic_attributes=\u00bbcontent\u00bb _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb0px|5px|0px||false|false\u00bb custom_padding=\u00bb0px||0px||false|false\u00bb hover_enabled=\u00bb0&#8243; global_colors_info=\u00bb{}\u00bb sticky_enabled=\u00bb0&#8243; custom_css_main_element=\u00bbdisplay: inline-block;\u00bb]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoiY3VzdG9tX21ldGFfZmVjaGFfZXZlbnRvIiwic2V0dGluZ3MiOnsiYmVmb3JlIjoiIiwiYWZ0ZXIiOiIiLCJlbmFibGVfaHRtbCI6Im9mZiJ9fQ==@[\/et_pb_text][et_pb_text _builder_version=\u00bb4.14.8&#8243; _dynamic_attributes=\u00bbcontent\u00bb _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb0px|5px|0px||false|false\u00bb custom_padding=\u00bb0px||0px||false|false\u00bb hover_enabled=\u00bb0&#8243; global_colors_info=\u00bb{}\u00bb sticky_enabled=\u00bb0&#8243; custom_css_main_element=\u00bbdisplay: inline-block;\u00bb]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoiY3VzdG9tX21ldGFfaG9yYV9ldmVudG8iLCJzZXR0aW5ncyI6eyJiZWZvcmUiOiIiLCJhZnRlciI6IiIsImVuYWJsZV9odG1sIjoib2ZmIn19@[\/et_pb_text][et_pb_text _builder_version=\u00bb4.14.8&#8243; _dynamic_attributes=\u00bbcontent\u00bb _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb0px||0px||false|false\u00bb custom_padding=\u00bb0px||0px||false|false\u00bb hover_enabled=\u00bb0&#8243; global_colors_info=\u00bb{}\u00bb sticky_enabled=\u00bb0&#8243; module_class=\u00bbevent-organizations\u00bb]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoiY3VzdG9tX21ldGFfb3JnYW5pemFjaW9uZXMiLCJzZXR0aW5ncyI6eyJiZWZvcmUiOiIiLCJhZnRlciI6IiIsImVuYWJsZV9odG1sIjoib2ZmIn19@[\/et_pb_text][et_pb_text _builder_version=\u00bb4.14.8&#8243; _dynamic_attributes=\u00bbcontent\u00bb _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb0px||0px||false|false\u00bb custom_padding=\u00bb0px||0px||false|false\u00bb hover_enabled=\u00bb0&#8243; global_colors_info=\u00bb{}\u00bb sticky_enabled=\u00bb0&#8243;]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoiY3VzdG9tX21ldGFfbHVnYXJfZXZlbnRvIiwic2V0dGluZ3MiOnsiYmVmb3JlIjoiIiwiYWZ0ZXIiOiIiLCJlbmFibGVfaHRtbCI6Im9mZiJ9fQ==@[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00bb1&#8243; _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb0px||||false|false\u00bb custom_padding=\u00bb0px||||false|false\u00bb top_divider_color=\u00bbRGBA(255,255,255,0)\u00bb top_divider_height=\u00bb0px\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_row _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_text _builder_version=\u00bb4.14.8&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]While the Planck data is in excellent agreement with the predictions of single-field inflation, our incomplete knowledge of high-energy particle physics naturally leads us to consider the possibility of multiple scalar fields contributing to inflation.<\/p>\n<p>In these scenarios the pre-inflationary dynamics can be chaotic, increasing the sensitivity of the onset of inflation to the initial data even in the homogeneous limit. In this talk we will investigate the initial conditions problem for multifield inflation and examine how our \u00aba priori&#039;&#039; belief in the fields&#039; background initial state affects the fraction of initial conditions that eventually inflate.<\/p>\n<p>We will also discuss how one&#039;s choice of allowable initial conditions changes both the probability distribution for observables and the posterior probability for a model once confronted with data.<\/p>\n<p>Contact email: liciaverde(a)gmail.com [NOT TRANSLATED][\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>While the Planck data is in excellent agreement with the predictions of single-field inflation, our incomplete knowledge of high-energy particle physics naturally leads us to consider the possibility of multiple scalar fields contributing to inflation. In these scenarios the pre-inflationary dynamics can be chaotic, increasing the sensitivity of the onset of inflation to the initial [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"2880","footnotes":""},"categories":[95,73],"tags":[],"class_list":["post-7397","post","type-post","status-publish","format-standard","hentry","category-charla","category-eventos"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Seminar - Multifield Inflation: initial conditions and predictions [NOT TRANSLATED] - IEEC<\/title>\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.ieec.cat\/es\/seminar-multifield-inflation-initial-conditions-and-predictions-not-translated\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Seminar - Multifield Inflation: initial conditions and predictions [NOT TRANSLATED] - IEEC\" \/>\n<meta property=\"og:description\" content=\"While the Planck data is in excellent agreement with the predictions of single-field inflation, our incomplete knowledge of high-energy particle physics naturally leads us to consider the possibility of multiple scalar fields contributing to inflation. 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