{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/116287"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/116287","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Experimental and computational investigation of tin interaction with hydrogen gas","abstract":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-15 without embargo terms","abstract_html":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-15 without embargo terms","abstract_has_math":false,"creators":["Stahl, Jack Thomas"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Nuclear, Plasma, Radiolgc Engr","degree_department":null,"school":null,"contributors":["Ruzic, David N","Sankaran, Mohan"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2022,"date_issued":"2022-08","date_published":"2022-08","updated_at":"2026-07-22T22:24:56Z","subjects":["tin","hydrogen","plasma","ion","scattering","RustBCA","ion gun"],"languages":["en","eng"],"rights":["Copyright 2022 Jack Stahl"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/2142/116287","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Ruzic, David N","Sankaran, Mohan"]},{"key":"dc:creator","label":"Author","values":["Stahl, Jack Thomas"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2022-08","2022-07-22"]},{"key":"dc:type","label":"Dc Type","values":["text","Thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Nuclear, Plasma, Radiolgc Engr"]},{"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":["tin","hydrogen","plasma","ion","scattering","RustBCA","ion gun"]}]},{"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 2022 Jack Stahl"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://hdl.handle.net/2142/116287"]}]},{"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 2022-11-15 without embargo terms","The student, Jack Stahl, accepted the attached license on 2022-07-21 at 21:19.","The student, Jack Stahl, submitted this Thesis for approval on 2022-07-22 at 10:00.","This Thesis was approved for publication on 2022-07-22 at 10:52.","DSpace SAF Submission Ingestion Package generated from Vireo submission #18420 on 2022-11-15 at 18:22:05","Extreme ultraviolet light sources, which are used in industry to produce top-of-the-line computer chips, are susceptible to short lifetimes due to tin build-up inside the machines. Tin, which generates the light, coats sensitive components inside the source vessel after being struck with a high-power laser. Hydrogen is used as a buffer gas to prevent tin from reaching the walls, but the mechanisms of the tin and hydrogen interactions are poorly understood. In this thesis, these interactions are studied computationally and experimentally. A computer model was built using density-functional theory to generate Sn − H2 and Sn2+ − H2 interaction potentials which were implemented in scattering code RustBCA. Results from the computer model were compared against other common models, which generally showed that tin travels farther in hydrogen at energies below 10 keV and less far at energies above 10 keV than previously thought. An experiment was built with a Faraday cup to measure tin ion current generated by an ion gun at several of ion energies in the HARP vacuum system. Energies from 500 to 1250 eV were measured and the cross section was calculated from the data. The experimental measurements generally showed a cross section larger than the model’s cross section by a factor of 5, which in turn was larger than other measurements in literature. Hydrogen plasma generated with a helicon was also compared against hydrogen gas, and the plasma stopped the tin ion beam slightly more efficiently. Systemic biases and measurement uncertainties in the experimental results suggest that more work is needed in this area."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Experimental and computational investigation of tin interaction with hydrogen gas"]}]}],"canonical_facts":{"dc:contributor":["Ruzic, David N","Sankaran, Mohan"],"dc:creator":["Stahl, Jack Thomas"],"dc:date":["2022-08","2022-07-22"],"dc:description":["Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-15 without embargo terms","The student, Jack Stahl, accepted the attached license on 2022-07-21 at 21:19.","The student, Jack Stahl, submitted this Thesis for approval on 2022-07-22 at 10:00.","This Thesis was approved for publication on 2022-07-22 at 10:52.","DSpace SAF Submission Ingestion Package generated from Vireo submission #18420 on 2022-11-15 at 18:22:05","Extreme ultraviolet light sources, which are used in industry to produce top-of-the-line computer chips, are susceptible to short lifetimes due to tin build-up inside the machines. Tin, which generates the light, coats sensitive components inside the source vessel after being struck with a high-power laser. Hydrogen is used as a buffer gas to prevent tin from reaching the walls, but the mechanisms of the tin and hydrogen interactions are poorly understood. In this thesis, these interactions are studied computationally and experimentally. A computer model was built using density-functional theory to generate Sn − H2 and Sn2+ − H2 interaction potentials which were implemented in scattering code RustBCA. Results from the computer model were compared against other common models, which generally showed that tin travels farther in hydrogen at energies below 10 keV and less far at energies above 10 keV than previously thought. An experiment was built with a Faraday cup to measure tin ion current generated by an ion gun at several of ion energies in the HARP vacuum system. Energies from 500 to 1250 eV were measured and the cross section was calculated from the data. The experimental measurements generally showed a cross section larger than the model’s cross section by a factor of 5, which in turn was larger than other measurements in literature. Hydrogen plasma generated with a helicon was also compared against hydrogen gas, and the plasma stopped the tin ion beam slightly more efficiently. Systemic biases and measurement uncertainties in the experimental results suggest that more work is needed in this area."],"dc:format":["application/pdf"],"dc:identifier":["https://hdl.handle.net/2142/116287"],"dc:language":["en","eng"],"dc:rights":["Copyright 2022 Jack Stahl"],"dc:subject":["tin","hydrogen","plasma","ion","scattering","RustBCA","ion gun"],"dc:title":["Experimental and computational investigation of tin interaction with hydrogen gas"],"dc:type":["text","Thesis"],"thesis:degree_discipline":["Nuclear, Plasma, Radiolgc Engr"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:24:56Z"}