{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/101076"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/101076","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Prediction of flight measurements of high enthalpy nonequilibrium flow from a cubesat-class atmospheric probe","abstract":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2018-08-31 without embargo terms","abstract_html":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2018-08-31 without embargo terms","abstract_has_math":false,"creators":["Morgan, Jonathan Deming"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Aerospace Engineering","degree_department":null,"school":null,"contributors":["Levin, Deborah A."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2018,"date_issued":"2018-09-04T20:31:58Z","date_published":"2018-09-04T20:31:58Z","updated_at":"2026-07-22T22:24:38Z","subjects":["hypersonic,nonequilibrium,cubesat,DSMC"],"languages":["en"],"rights":["Copyright 2018 Jonathan Morgan"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/101076","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Levin, Deborah A."]},{"key":"dc:creator","label":"Author","values":["Morgan, Jonathan Deming"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2018-09-04T20:31:58Z","2018-04-25","2018-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Aerospace Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["hypersonic,nonequilibrium,cubesat,DSMC"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2018 Jonathan Morgan"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/101076"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2018-08-31 without embargo terms","The student, Jonathan Morgan, accepted the attached license on 2018-04-25 at 13:12.","Spectral radiation is sensitive to many physical chemical aspects of high-enthalpy, non-equilibrium flows affect radiation and heat transfer estimates at low-earth altitudes, which is important as a flow diagnostic. For diatomic molecules, high energy collisions in the bow shock region result in ro-vibrionic transitions and release of photons in different wavelength bands. In this work, the Direct Simulations Monte Carlo (DSMC) method is used for the SASSI2 mission to determine the external flow field around a 3U CubeSat. The Nonequilibrium Radiative Transport and Spectra Program (NEQAIR) code is used to determine ultraviolet radiation from nitric oxide and the tangent slab approximation is used to estimate spacecraft visible glow radiance from nitrogen dioxide. Additional calculations are performed to provide a sensitivity analysis of radiance estimates based on the DSMC code utilized, chemical reaction rates, and CubeSat orientation.","The student, Jonathan Morgan, submitted this Thesis for approval on 2018-04-25 at 13:25.","This Thesis was approved for publication on 2018-04-25 at 14:03.","DSpace SAF Submission Ingestion Package generated from Vireo submission #12484 on 2018-08-31 at 17:14:45","Made available in DSpace on 2018-09-04T20:31:58Z (GMT). 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The submission was exported from vireo on 2018-08-31 without embargo terms","The student, Jonathan Morgan, accepted the attached license on 2018-04-25 at 13:12.","Spectral radiation is sensitive to many physical chemical aspects of high-enthalpy, non-equilibrium flows affect radiation and heat transfer estimates at low-earth altitudes, which is important as a flow diagnostic. For diatomic molecules, high energy collisions in the bow shock region result in ro-vibrionic transitions and release of photons in different wavelength bands. In this work, the Direct Simulations Monte Carlo (DSMC) method is used for the SASSI2 mission to determine the external flow field around a 3U CubeSat. The Nonequilibrium Radiative Transport and Spectra Program (NEQAIR) code is used to determine ultraviolet radiation from nitric oxide and the tangent slab approximation is used to estimate spacecraft visible glow radiance from nitrogen dioxide. Additional calculations are performed to provide a sensitivity analysis of radiance estimates based on the DSMC code utilized, chemical reaction rates, and CubeSat orientation.","The student, Jonathan Morgan, submitted this Thesis for approval on 2018-04-25 at 13:25.","This Thesis was approved for publication on 2018-04-25 at 14:03.","DSpace SAF Submission Ingestion Package generated from Vireo submission #12484 on 2018-08-31 at 17:14:45","Made available in DSpace on 2018-09-04T20:31:58Z (GMT). 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