{"id":{"repo_id":"buffalo","oai_identifier":"oai:ubir.buffalo.edu:10477/84098"},"canonical_url":"https://search.dev.ndltd.org/etd/buffalo/oai:ubir.buffalo.edu:10477/84098","repository":{"repo_id":"buffalo","name":"Buffalo","base_url":"https://ubir.buffalo.edu/oai/request"},"display":{"title":"Non-Intrusive Laser Absorption Diagnostics for Combustion Environments","abstract":"Ph.D.","abstract_html":"Ph.D.","abstract_has_math":false,"creators":["Weisberger, Joshua; 0000-0001-8959-2978"],"institution":"State University of New York at Buffalo","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["DesJardin, Paul","Mechanical and Aerospace Engineering"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2022,"date_issued":"2022-06-21T15:47:55Z","date_published":"2022-06-21T15:47:55Z","updated_at":"2026-07-27T19:05:30Z","subjects":["aerospace engineering"],"languages":["eng"],"rights":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10477/84098","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["DesJardin, Paul","Mechanical and Aerospace Engineering"]},{"key":"dc:creator","label":"Author","values":["Weisberger, Joshua; 0000-0001-8959-2978"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2022-06-21T15:47:55Z","2020"]},{"key":"dc:publisher","label":"Institution","values":["State University of New York at Buffalo"]},{"key":"dc:type","label":"Dc Type","values":["Text","Dissertation"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["aerospace engineering"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/10477/84098"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Ph.D.","Laser absorption measurements have seen widespread use as a combustion di-agnostic. Benefits over intrusive probes include high sampling rate, high detectabilityand signal-to-noise ratio, direct results from first principles, multiple gas propertymeasurements from a single laser, and the non-intrusive nature of the measurement.These sensors have been applied to a wide variety of combustion applications rangingfrom simple burners and combustion engines, up to hypervelocity scramjet combus-tion chambers.Methods for analyzing direct absorption spectroscopy measurements for lowpressure or isolated-feature spectra are well established. For many combustion ap-plications, however, the gas pressure is high and the features in the absorption spec-trum are sufficiently blended to make the determination of gas properties difficult.A method for determining the gas concentration from blended absorption featuresusing direct absorption spectroscopy is developed in this study.","**To request an accessible version of the file(s) associated with this item, contact library@buffalo.edu. Please include the item's persistent URL [http://hdl.handle.net/. . .] in your request.**"]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Non-Intrusive Laser Absorption Diagnostics for Combustion Environments"]}]}],"canonical_facts":{"dc:contributor":["DesJardin, Paul","Mechanical and Aerospace Engineering"],"dc:creator":["Weisberger, Joshua; 0000-0001-8959-2978"],"dc:date":["2022-06-21T15:47:55Z","2020"],"dc:description":["Ph.D.","Laser absorption measurements have seen widespread use as a combustion di-agnostic. Benefits over intrusive probes include high sampling rate, high detectabilityand signal-to-noise ratio, direct results from first principles, multiple gas propertymeasurements from a single laser, and the non-intrusive nature of the measurement.These sensors have been applied to a wide variety of combustion applications rangingfrom simple burners and combustion engines, up to hypervelocity scramjet combus-tion chambers.Methods for analyzing direct absorption spectroscopy measurements for lowpressure or isolated-feature spectra are well established. For many combustion ap-plications, however, the gas pressure is high and the features in the absorption spec-trum are sufficiently blended to make the determination of gas properties difficult.A method for determining the gas concentration from blended absorption featuresusing direct absorption spectroscopy is developed in this study.","**To request an accessible version of the file(s) associated with this item, contact library@buffalo.edu. Please include the item's persistent URL [http://hdl.handle.net/. . .] in your request.**"],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/10477/84098"],"dc:language":["eng"],"dc:publisher":["State University of New York at Buffalo"],"dc:rights":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."],"dc:subject":["aerospace engineering"],"dc:title":["Non-Intrusive Laser Absorption Diagnostics for Combustion Environments"],"dc:type":["Text","Dissertation"]},"updated_at":"2026-07-27T19:05:30Z"}