{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/82385"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/82385","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Effect of Additives and Substrate Resistance on Shape Evolution During Electrodeposition: Nucleation, Growth and Trench Infill for Copper Interconnects","abstract":"Cu nucleation and growth on resistive thin gold and ruthenium films was carried out in a electrochemical cell. A current pulse technique was found to produce a higher nucleation density that served to reduce the terminal effect and to result in more uniform deposit thickness and coalesce more rapid across the entire resistive strip. The best results were obtained with high PEG/C1- and low SPS concentration, and with a current pulse regime of 40 mA/cm2 for 0.1 s and -0.0006 A for 1 s. The current pulse technique could also produce denser nuclei number at the location near the far end of Ru films than the steady galvanostatic deposition.","abstract_html":"Cu nucleation and growth on resistive thin gold and ruthenium films was carried out in a electrochemical cell. A current pulse technique was found to produce a higher nucleation density that served to reduce the terminal effect and to result in more uniform deposit thickness and coalesce more rapid across the entire resistive strip. The best results were obtained with high PEG/C1- and low SPS concentration, and with a current pulse regime of 40 mA/cm2 for 0.1 s and -0.0006 A for 1 s. The current pulse technique could also produce denser nuclei number at the location near the far end of Ru films than the steady galvanostatic deposition.","abstract_has_math":false,"creators":["Qin, Yan"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemical and Biomolecular Engineering","degree_department":null,"school":null,"contributors":["Alkire, Richard C."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T20:43:27Z","date_published":"2015-09-25T20:43:27Z","updated_at":"2026-07-22T22:26:18Z","subjects":["Engineering, Chemical"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3242968"],"render_values":[{"text":"(MiAaPQ)AAI3242968","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/82385","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Alkire, Richard C."]},{"key":"dc:creator","label":"Author","values":["Qin, Yan"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T20:43:27Z","10000-01-01","2006"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemical and Biomolecular Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"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":["Engineering, Chemical"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/82385","(MiAaPQ)AAI3242968"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Cu nucleation and growth on resistive thin gold and ruthenium films was carried out in a electrochemical cell. 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A current pulse technique was found to produce a higher nucleation density that served to reduce the terminal effect and to result in more uniform deposit thickness and coalesce more rapid across the entire resistive strip. The best results were obtained with high PEG/C1- and low SPS concentration, and with a current pulse regime of 40 mA/cm2 for 0.1 s and -0.0006 A for 1 s. The current pulse technique could also produce denser nuclei number at the location near the far end of Ru films than the steady galvanostatic deposition.","Made available in DSpace on 2015-09-25T20:43:27Z (GMT). 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