{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/129321"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/129321","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Evaluation of radiative cooling textile performance in extreme thermal environments","abstract":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","abstract_html":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","abstract_has_math":false,"creators":["Patel, Diya"],"institution":"University of Illinois Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Mechanical Engineering","degree_department":null,"school":null,"contributors":["Cai, Lili"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2025,"date_issued":"2025-05-07","date_published":"2025-05-07","updated_at":"2026-07-22T22:25:04Z","subjects":["Radiative Cooling","Wearables, High Performance Textiles","Extreme Environments","Heat Transfer"],"languages":["en","eng"],"rights":["Copyright 2025 Diya Patel"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/2142/129321","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Cai, Lili"]},{"key":"dc:creator","label":"Author","values":["Patel, Diya"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2025-05-07","2025-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Mechanical 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 Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Radiative Cooling","Wearables, High Performance Textiles","Extreme Environments","Heat Transfer"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2025 Diya Patel"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://hdl.handle.net/2142/129321"]}]},{"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 2025-10-19 without embargo terms","The student, Diya Patel, accepted the attached license on 2025-05-05 at 11:49.","The student, Diya Patel, submitted this Thesis for approval on 2025-05-05 at 11:55.","This Thesis was approved for publication on 2025-05-07 at 08:28.","DSpace SAF Submission Ingestion Package generated from Vireo submission #22207 on 2025-10-19 at 18:12:33","Global warming and climate change have created an increase in energy consumption for heat mitigation and necessitates an energy efficient solution to alleviate the rise in atmospheric temperatures. Radiative cooling is a forthcoming solution for passive thermal regulation, with significant advances in recent years. However, the performance and application of radiative cooling materials in extreme thermal environments with elevated temperature gradients and heat stress have remained unexplored. This thesis presents a study of the integration of a passive daytime radiative cooling (PDRC) coating onto high performance engineering materials (glass fiber, carbon fiber, and Kevlar). Experimentation demonstrated favorable optical, mechanical, and thermal properties, achieving exemplary solar reflectance (93% to 97%), emissivity (95% to 96%), and up to 8oC of daytime cooling in comparison with commercial cotton. The stress-strain curves of the textiles depicted reliable mechanical strength, and negligible degradation was observed after exposure to various environmental stressors including humidity, wind, and fire. The textiles also showed minimal functional loss after washing, implying high longevity for daily usage. Analytical modelling and experimental validation were utilized to understand the behavior of the textiles in environments with large heat sources such as fires. The findings of this study provide groundwork for diversification of the applicability of PDRC-coated textiles in both near ambient and extreme thermal conditions, including for protective gear, wearables, and infrastructural thermal systems."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Evaluation of radiative cooling textile performance in extreme thermal environments"]}]}],"canonical_facts":{"dc:contributor":["Cai, Lili"],"dc:creator":["Patel, Diya"],"dc:date":["2025-05-07","2025-05"],"dc:description":["Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","The student, Diya Patel, accepted the attached license on 2025-05-05 at 11:49.","The student, Diya Patel, submitted this Thesis for approval on 2025-05-05 at 11:55.","This Thesis was approved for publication on 2025-05-07 at 08:28.","DSpace SAF Submission Ingestion Package generated from Vireo submission #22207 on 2025-10-19 at 18:12:33","Global warming and climate change have created an increase in energy consumption for heat mitigation and necessitates an energy efficient solution to alleviate the rise in atmospheric temperatures. Radiative cooling is a forthcoming solution for passive thermal regulation, with significant advances in recent years. However, the performance and application of radiative cooling materials in extreme thermal environments with elevated temperature gradients and heat stress have remained unexplored. This thesis presents a study of the integration of a passive daytime radiative cooling (PDRC) coating onto high performance engineering materials (glass fiber, carbon fiber, and Kevlar). Experimentation demonstrated favorable optical, mechanical, and thermal properties, achieving exemplary solar reflectance (93% to 97%), emissivity (95% to 96%), and up to 8oC of daytime cooling in comparison with commercial cotton. The stress-strain curves of the textiles depicted reliable mechanical strength, and negligible degradation was observed after exposure to various environmental stressors including humidity, wind, and fire. The textiles also showed minimal functional loss after washing, implying high longevity for daily usage. Analytical modelling and experimental validation were utilized to understand the behavior of the textiles in environments with large heat sources such as fires. The findings of this study provide groundwork for diversification of the applicability of PDRC-coated textiles in both near ambient and extreme thermal conditions, including for protective gear, wearables, and infrastructural thermal systems."],"dc:format":["application/pdf"],"dc:identifier":["https://hdl.handle.net/2142/129321"],"dc:language":["en","eng"],"dc:rights":["Copyright 2025 Diya Patel"],"dc:subject":["Radiative Cooling","Wearables, High Performance Textiles","Extreme Environments","Heat Transfer"],"dc:title":["Evaluation of radiative cooling textile performance in extreme thermal environments"],"dc:type":["text"],"thesis:degree_discipline":["Mechanical Engineering"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:04Z"}