{"id":{"repo_id":"ohiolink","oai_identifier":"oai:etd.ohiolink.edu:case1363616395"},"canonical_url":"https://search.dev.ndltd.org/etd/ohiolink/oai:etd.ohiolink.edu:case1363616395","repository":{"repo_id":"ohiolink","name":"OhioLINK","base_url":"https://etd.ohiolink.edu/acprod/odb_etd/ws/oai/oai"},"display":{"title":"Synthesis and Characterization of Titanium Zirconium Based Alloys for Capacitor Use","abstract":"This work seeks to characterize a series of Ti-Zr binary alloys and a ternary Ti-Zr-Be alloy as anode materials for electrolytic capacitors. Specifically, this work attempts to improve the electrical behavior by reducing leakage through anodically grown oxide film on binary alloys via microstructure modifications. It also examines creep of Ti25Zr38Be37 metallic glass for surface enhancement. A variety of mechanical and electrical properties were measured. Leakage current through the anodic dielectric was found to decrease with increasing zirconium content. Alloy treatments which produce concentration gradients (a, a+ß fields) increased dielectric leakage; treatments maintaining uniform composition (as cast, wrought) retain low dielectric leakage current. UTS was fit to a solid solution model which compares well with related literature. Estimates of viscosity for Ti25Zr38Be37 metallic glass were made at various temperatures and resulting surface texturing examined. Long term creep rate change was fit to exponential decay with a time constant of 7.9x103s.","abstract_html":"This work seeks to characterize a series of Ti-Zr binary alloys and a ternary Ti-Zr-Be alloy as anode materials for electrolytic capacitors. Specifically, this work attempts to improve the electrical behavior by reducing leakage through anodically grown oxide film on binary alloys via microstructure modifications. It also examines creep of Ti25Zr38Be37 metallic glass for surface enhancement. A variety of mechanical and electrical properties were measured. Leakage current through the anodic dielectric was found to decrease with increasing zirconium content. Alloy treatments which produce concentration gradients (a, a+ß fields) increased dielectric leakage; treatments maintaining uniform composition (as cast, wrought) retain low dielectric leakage current. UTS was fit to a solid solution model which compares well with related literature. Estimates of viscosity for Ti25Zr38Be37 metallic glass were made at various temperatures and resulting surface texturing examined. Long term creep rate change was fit to exponential decay with a time constant of 7.9x103s.","abstract_has_math":false,"creators":["Corwin, Peter E."],"institution":"Case Western Reserve University School of Graduate Studies","degree_name":"Master of Sciences (Engineering)","degree_level":"masters","degree_discipline":"Materials Science and Engineering","degree_department":null,"school":null,"contributors":["Welsch, Gerhard"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2013,"date_issued":"2013-08-16","date_published":"2013-08-16","updated_at":"2026-07-24T03:37:01Z","subjects":["Materials Science","Metallurgy","Titanium","Zirconium","Beryllium","Ti","Zr","Be","Metallic Glass","Creep","Leakage","Microstructure"],"languages":["English"],"rights":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://rave.ohiolink.edu/etdc/view?acc_num=case1363616395","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Welsch, Gerhard"]},{"key":"dc:creator","label":"Author","values":["Corwin, Peter E."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2013-08-16"]},{"key":"dc:publisher","label":"Institution","values":["Case Western Reserve University School of Graduate Studies / OhioLINK"]},{"key":"dc:type","label":"Dc Type","values":["Electronic Thesis or Dissertation"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Materials Science and Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Sciences (Engineering)"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Case Western Reserve University School of Graduate Studies"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Materials Science","Metallurgy","Titanium","Zirconium","Beryllium","Ti","Zr","Be","Metallic Glass","Creep","Leakage","Microstructure"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://rave.ohiolink.edu/etdc/view?acc_num=case1363616395"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["This work seeks to characterize a series of Ti-Zr binary alloys and a ternary Ti-Zr-Be alloy as anode materials for electrolytic capacitors. Specifically, this work attempts to improve the electrical behavior by reducing leakage through anodically grown oxide film on binary alloys via microstructure modifications. It also examines creep of Ti25Zr38Be37 metallic glass for surface enhancement. A variety of mechanical and electrical properties were measured. Leakage current through the anodic dielectric was found to decrease with increasing zirconium content. Alloy treatments which produce concentration gradients (a, a+ß fields) increased dielectric leakage; treatments maintaining uniform composition (as cast, wrought) retain low dielectric leakage current. UTS was fit to a solid solution model which compares well with related literature. Estimates of viscosity for Ti25Zr38Be37 metallic glass were made at various temperatures and resulting surface texturing examined. Long term creep rate change was fit to exponential decay with a time constant of 7.9x103s."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf","p.112","5.79 MB"]},{"key":"dc:title","label":"Title","values":["Synthesis and Characterization of Titanium Zirconium Based Alloys for Capacitor Use"]}]}],"canonical_facts":{"dc:contributor":["Welsch, Gerhard"],"dc:creator":["Corwin, Peter E."],"dc:date":["2013-08-16"],"dc:description":["This work seeks to characterize a series of Ti-Zr binary alloys and a ternary Ti-Zr-Be alloy as anode materials for electrolytic capacitors. Specifically, this work attempts to improve the electrical behavior by reducing leakage through anodically grown oxide film on binary alloys via microstructure modifications. It also examines creep of Ti25Zr38Be37 metallic glass for surface enhancement. A variety of mechanical and electrical properties were measured. Leakage current through the anodic dielectric was found to decrease with increasing zirconium content. Alloy treatments which produce concentration gradients (a, a+ß fields) increased dielectric leakage; treatments maintaining uniform composition (as cast, wrought) retain low dielectric leakage current. UTS was fit to a solid solution model which compares well with related literature. Estimates of viscosity for Ti25Zr38Be37 metallic glass were made at various temperatures and resulting surface texturing examined. Long term creep rate change was fit to exponential decay with a time constant of 7.9x103s."],"dc:format":["application/pdf","p.112","5.79 MB"],"dc:identifier":["http://rave.ohiolink.edu/etdc/view?acc_num=case1363616395"],"dc:language":["English"],"dc:publisher":["Case Western Reserve University School of Graduate Studies / OhioLINK"],"dc:rights":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."],"dc:subject":["Materials Science","Metallurgy","Titanium","Zirconium","Beryllium","Ti","Zr","Be","Metallic Glass","Creep","Leakage","Microstructure"],"dc:title":["Synthesis and Characterization of Titanium Zirconium Based Alloys for Capacitor Use"],"dc:type":["Electronic Thesis or Dissertation"],"thesis:degree_discipline":["Materials Science and Engineering"],"thesis:degree_level":["masters"],"thesis:degree_name":["Master of Sciences (Engineering)"],"thesis:institution_name":["Case Western Reserve University School of Graduate Studies"]},"updated_at":"2026-07-24T03:37:01Z"}