{"id":{"repo_id":"buffalo","oai_identifier":"oai:ubir.buffalo.edu:10477/79990"},"canonical_url":"https://search.dev.ndltd.org/etd/buffalo/oai:ubir.buffalo.edu:10477/79990","repository":{"repo_id":"buffalo","name":"Buffalo","base_url":"https://ubir.buffalo.edu/oai/request"},"display":{"title":"Mechanical Behavior of Polycrystalline Copper Microbeams","abstract":"M.S.","abstract_html":"M.S.","abstract_has_math":false,"creators":["DeMay, Alex"],"institution":"State University of New York at Buffalo","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Armstrong, Jason","Mechanical and Aerospace Engineering"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2019,"date_issued":"2019-07-30T15:11:40Z","date_published":"2019-07-30T15:11:40Z","updated_at":"2026-07-27T19:05:21Z","subjects":["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/10477/79990","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Armstrong, Jason","Mechanical and Aerospace Engineering"]},{"key":"dc:creator","label":"Author","values":["DeMay, Alex"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2019-07-30T15:11:40Z","2019","2019-05-16 17:26:33"]},{"key":"dc:publisher","label":"Institution","values":["State University of New York at Buffalo"]},{"key":"dc:type","label":"Dc Type","values":["Text","Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["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/10477/79990"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["M.S.","This study investigates the mechanical properties of polycrystalline copper micro-cantilevers. To accomplish this, the grain size of the polycrystalline copper samples was reduced using equal channel angular pressing (ECAP) so that the average grain size was comparable to the cantilever thickness. Utilizing electron backscatter diffraction (EBSD), a final average grain size was determined to be 2.22μm after 8 ECAP passes. Cantilever beams with an average thickness ranging from 4.19μm to 0.97μm were fabricated using focused ion beam (FIB) micromachining. A series of indention tests were performed on these cantilevers using an atomic force microscope (AFM), allowing for an experimental determination of cantilever stiffness. These experimental results were compared to classical theory through the use of the commercial finite element analysis (FEA) software, ANSYS. This comparison showed that the stiffness of the micro cantilevers followed classical theory within the bounds of experimental error for the geometries analyzed."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Mechanical Behavior of Polycrystalline Copper Microbeams"]}]}],"canonical_facts":{"dc:contributor":["Armstrong, Jason","Mechanical and Aerospace Engineering"],"dc:creator":["DeMay, Alex"],"dc:date":["2019-07-30T15:11:40Z","2019","2019-05-16 17:26:33"],"dc:description":["M.S.","This study investigates the mechanical properties of polycrystalline copper micro-cantilevers. To accomplish this, the grain size of the polycrystalline copper samples was reduced using equal channel angular pressing (ECAP) so that the average grain size was comparable to the cantilever thickness. Utilizing electron backscatter diffraction (EBSD), a final average grain size was determined to be 2.22μm after 8 ECAP passes. Cantilever beams with an average thickness ranging from 4.19μm to 0.97μm were fabricated using focused ion beam (FIB) micromachining. A series of indention tests were performed on these cantilevers using an atomic force microscope (AFM), allowing for an experimental determination of cantilever stiffness. These experimental results were compared to classical theory through the use of the commercial finite element analysis (FEA) software, ANSYS. This comparison showed that the stiffness of the micro cantilevers followed classical theory within the bounds of experimental error for the geometries analyzed."],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/10477/79990"],"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":["engineering"],"dc:title":["Mechanical Behavior of Polycrystalline Copper Microbeams"],"dc:type":["Text","Thesis"]},"updated_at":"2026-07-27T19:05:21Z"}