{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/100337"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/100337","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"Preheating in new Higgs inflation","abstract":"Cosmological inflation describes the phenomenon in the early universe when spacetime underwent a rapid, exponential expansion right after the Big Bang. Inflation solves the so-called \"horizon problem,\" \"flatness problem,\" and \"monopole problem\" of standard Big Bang cosmology. Furthermore, New Inflation solves the \"graceful exit problem\" of the original theory. In inflation, the energy density of a patch of the early universe becomes dominated by the potential energy of a scalar field in a state of false vacuum. This particular form of energy leads to a negative pressure, creating a repulsive gravitational force, driving the region into a period of exponential expansion. Soon after the end of inflation, the field oscillates, leading to the creation of particles in a process called reheating. If reheating begins with parametric resonance, the process is called preheating. New Higgs Inflation presumes that the Higgs field is the scalar field in question, involving a characteristic non-minimal \"derivative\" coupling. The equation of motion for the field evolves like a damped harmonic oscillator, so we expect it to oscillate near the end of inflation. We study the dynamics of the Higgs field during and after inflation and find that preheating should be efficient in this model.","abstract_html":"Cosmological inflation describes the phenomenon in the early universe when spacetime underwent a rapid, exponential expansion right after the Big Bang. Inflation solves the so-called "horizon problem," "flatness problem," and "monopole problem" of standard Big Bang cosmology. Furthermore, New Inflation solves the "graceful exit problem" of the original theory. In inflation, the energy density of a patch of the early universe becomes dominated by the potential energy of a scalar field in a state of false vacuum. This particular form of energy leads to a negative pressure, creating a repulsive gravitational force, driving the region into a period of exponential expansion. Soon after the end of inflation, the field oscillates, leading to the creation of particles in a process called reheating. If reheating begins with parametric resonance, the process is called preheating. New Higgs Inflation presumes that the Higgs field is the scalar field in question, involving a characteristic non-minimal "derivative" coupling. The equation of motion for the field evolves like a damped harmonic oscillator, so we expect it to oscillate near the end of inflation. We study the dynamics of the Higgs field during and after inflation and find that preheating should be efficient in this model.","abstract_has_math":false,"creators":["Guardado, Karla (Karla M.)"],"institution":"Massachusetts Institute of Technology","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":"Massachusetts Institute of Technology. Department of Physics.","school":null,"contributors":[],"advisors":["David Kaiser."],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015","date_published":"2015","updated_at":"2026-07-22T22:21:38Z","subjects":["Physics."],"languages":["eng"],"rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."],"rights_urls":["http://dspace.mit.edu/handle/1721.1/7582"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/1721.1/100337","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["David Kaiser."]},{"key":"dc:contributor.department","label":"Department","values":["Massachusetts Institute of Technology. Department of Physics."]},{"key":"dc:contributor.other","label":"Dc Contributor Other","values":["Massachusetts Institute of Technology. Department of Physics."]},{"key":"dc:creator","label":"Author","values":["Guardado, Karla (Karla M.)"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2015-12-16T16:32:58Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2015-12-16T16:32:58Z"]},{"key":"dc:date.issued","label":"Date","values":["2015"]},{"key":"dc:publisher","label":"Institution","values":["Massachusetts Institute of Technology"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Physics."]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://dspace.mit.edu/handle/1721.1/7582"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/1721.1/100337"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Thesis: S.B., Massachusetts Institute of Technology, Department of Physics, 2015.","Cataloged from PDF version of thesis.","Includes bibliographical references (pages 37-38)."]},{"key":"dc:description.abstract","label":"Abstract","values":["Cosmological inflation describes the phenomenon in the early universe when spacetime underwent a rapid, exponential expansion right after the Big Bang. Inflation solves the so-called \"horizon problem,\" \"flatness problem,\" and \"monopole problem\" of standard Big Bang cosmology. Furthermore, New Inflation solves the \"graceful exit problem\" of the original theory. In inflation, the energy density of a patch of the early universe becomes dominated by the potential energy of a scalar field in a state of false vacuum. This particular form of energy leads to a negative pressure, creating a repulsive gravitational force, driving the region into a period of exponential expansion. Soon after the end of inflation, the field oscillates, leading to the creation of particles in a process called reheating. If reheating begins with parametric resonance, the process is called preheating. New Higgs Inflation presumes that the Higgs field is the scalar field in question, involving a characteristic non-minimal \"derivative\" coupling. The equation of motion for the field evolves like a damped harmonic oscillator, so we expect it to oscillate near the end of inflation. We study the dynamics of the Higgs field during and after inflation and find that preheating should be efficient in this model."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["S.B."]},{"key":"dc:title","label":"Title","values":["Preheating in new Higgs inflation"]}]}],"canonical_facts":{"dc:contributor.advisor":["David Kaiser."],"dc:contributor.department":["Massachusetts Institute of Technology. Department of Physics."],"dc:contributor.other":["Massachusetts Institute of Technology. Department of Physics."],"dc:creator":["Guardado, Karla (Karla M.)"],"dc:date.accessioned":["2015-12-16T16:32:58Z"],"dc:date.available":["2015-12-16T16:32:58Z"],"dc:date.issued":["2015"],"dc:description":["Thesis: S.B., Massachusetts Institute of Technology, Department of Physics, 2015.","Cataloged from PDF version of thesis.","Includes bibliographical references (pages 37-38)."],"dc:description.abstract":["Cosmological inflation describes the phenomenon in the early universe when spacetime underwent a rapid, exponential expansion right after the Big Bang. Inflation solves the so-called \"horizon problem,\" \"flatness problem,\" and \"monopole problem\" of standard Big Bang cosmology. Furthermore, New Inflation solves the \"graceful exit problem\" of the original theory. In inflation, the energy density of a patch of the early universe becomes dominated by the potential energy of a scalar field in a state of false vacuum. This particular form of energy leads to a negative pressure, creating a repulsive gravitational force, driving the region into a period of exponential expansion. Soon after the end of inflation, the field oscillates, leading to the creation of particles in a process called reheating. If reheating begins with parametric resonance, the process is called preheating. New Higgs Inflation presumes that the Higgs field is the scalar field in question, involving a characteristic non-minimal \"derivative\" coupling. The equation of motion for the field evolves like a damped harmonic oscillator, so we expect it to oscillate near the end of inflation. We study the dynamics of the Higgs field during and after inflation and find that preheating should be efficient in this model."],"dc:description.degree":["S.B."],"dc:identifier.uri":["http://hdl.handle.net/1721.1/100337"],"dc:language.iso":["eng"],"dc:publisher":["Massachusetts Institute of Technology"],"dc:rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."],"dc:rights.uri":["http://dspace.mit.edu/handle/1721.1/7582"],"dc:subject":["Physics."],"dc:title":["Preheating in new Higgs inflation"],"dc:type":["Thesis"]},"updated_at":"2026-07-22T22:21:38Z"}