{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/29475"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/29475","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Stoichiometry dependence of the evolution of the irradiated-induced defect clusters in lanthanum-doped ceria","abstract":"Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by William Ingram (wingram2@illinois.edu) on 2012-02-01T00:50:39Z Item is restricted until 2014-02-01T00:50:07Z","abstract_html":"Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by William Ingram (wingram2@illinois.edu) on 2012-02-01T00:50:39Z Item is restricted until 2014-02-01T00:50:07Z","abstract_has_math":false,"creators":["Chen, Wei-Ying"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Nuclear Engineering Nuclear Engineering","degree_department":null,"school":null,"contributors":["Stubbins, James F.","Heuser, Brent J."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012-02-01T00:48:10Z","date_published":"2012-02-01T00:48:10Z","updated_at":"2026-07-22T22:25:27Z","subjects":["Cerium dioxide","Ion implantation","Irradiation effect","Dislocation loops","Nuclear fuel","Stoichiometry effect"],"languages":["en"],"rights":["Copyright 2011 Wei-Ying Chen"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/29475","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Stubbins, James F.","Heuser, Brent J."]},{"key":"dc:creator","label":"Author","values":["Chen, Wei-Ying"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2012-02-01T00:48:10Z","2014-02-01T11:00:29Z","2011-12"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Nuclear Engineering Nuclear Engineering"]},{"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":["Cerium dioxide","Ion implantation","Irradiation effect","Dislocation loops","Nuclear fuel","Stoichiometry effect"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2011 Wei-Ying Chen"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/29475"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by William Ingram (wingram2@illinois.edu) on 2012-02-01T00:50:39Z Item is restricted until 2014-02-01T00:50:07Z","Item reinstated by Sarah Shreeves (sshreeve@illinois.edu) on 2014-02-01T11:00:29Z Item was in collections: Graduate Theses and Dissertations at Illinois (ID: 204) Dissertations and Theses - Nuclear, Plasma, and Radiological Engineering (ID: 693) No. of bitstreams: 3 Chen_Wei-Ying.pdf.txt: 63190 bytes, checksum: 28adcd5fb371f542802af88e144d9797 (MD5) Chen_Wei-Ying.pdf: 19923383 bytes, checksum: 6b7c58473e251cb48efaf7c2f0806c92 (MD5) license.txt: 4057 bytes, checksum: 0a34504018fe65f76f59e17bd368170a (MD5)","Item released from any restrictions by Sarah Shreeves (sshreeve@illinois.edu) on 2014-02-01T11:00:29Z","To study the stoichiometry dependence of irradiation e ects in fluorite-type mixed oxide nuclear fuel (UPuO2), ion implantation in La doped ceria was used. Cerium dioxide single crystals with 0 mol%, 5 mol% and 25 mol% La concentration were irradiated with 1 MeV Kr ions at 800 C. In-situ transmission electron microscope (TEM) was utilized to observe the the damage process and defects created by the ion beam irradiation. Dislocation loops were observed after irradiation and were determined to be on {111} planes, but not on {220} or {200} planes. Ab substantial difference in the average size of dislocation loops for 0 %, 5% and 25% cases was observed at several doses.The growth rate of dislocation loops and the oxygen vacancy di usivity were found to be inversely correlated.","Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2011-08-09T14:52:53Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 1 Chen_Wei-Ying.pdf: 19923383 bytes, checksum: 6b7c58473e251cb48efaf7c2f0806c92 (MD5)","Made available in DSpace on 2012-02-01T00:48:10Z (GMT). No. of bitstreams: 2 Chen_Wei-Ying.pdf: 19923383 bytes, checksum: 6b7c58473e251cb48efaf7c2f0806c92 (MD5) license.txt: 4057 bytes, checksum: 0a34504018fe65f76f59e17bd368170a (MD5)"]},{"key":"dc:title","label":"Title","values":["Stoichiometry dependence of the evolution of the irradiated-induced defect clusters in lanthanum-doped ceria"]}]}],"canonical_facts":{"dc:contributor":["Stubbins, James F.","Heuser, Brent J."],"dc:creator":["Chen, Wei-Ying"],"dc:date":["2012-02-01T00:48:10Z","2014-02-01T11:00:29Z","2011-12"],"dc:description":["Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by William Ingram (wingram2@illinois.edu) on 2012-02-01T00:50:39Z Item is restricted until 2014-02-01T00:50:07Z","Item reinstated by Sarah Shreeves (sshreeve@illinois.edu) on 2014-02-01T11:00:29Z Item was in collections: Graduate Theses and Dissertations at Illinois (ID: 204) Dissertations and Theses - Nuclear, Plasma, and Radiological Engineering (ID: 693) No. of bitstreams: 3 Chen_Wei-Ying.pdf.txt: 63190 bytes, checksum: 28adcd5fb371f542802af88e144d9797 (MD5) Chen_Wei-Ying.pdf: 19923383 bytes, checksum: 6b7c58473e251cb48efaf7c2f0806c92 (MD5) license.txt: 4057 bytes, checksum: 0a34504018fe65f76f59e17bd368170a (MD5)","Item released from any restrictions by Sarah Shreeves (sshreeve@illinois.edu) on 2014-02-01T11:00:29Z","To study the stoichiometry dependence of irradiation e ects in fluorite-type mixed oxide nuclear fuel (UPuO2), ion implantation in La doped ceria was used. Cerium dioxide single crystals with 0 mol%, 5 mol% and 25 mol% La concentration were irradiated with 1 MeV Kr ions at 800 C. In-situ transmission electron microscope (TEM) was utilized to observe the the damage process and defects created by the ion beam irradiation. Dislocation loops were observed after irradiation and were determined to be on {111} planes, but not on {220} or {200} planes. Ab substantial difference in the average size of dislocation loops for 0 %, 5% and 25% cases was observed at several doses.The growth rate of dislocation loops and the oxygen vacancy di usivity were found to be inversely correlated.","Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2011-08-09T14:52:53Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 1 Chen_Wei-Ying.pdf: 19923383 bytes, checksum: 6b7c58473e251cb48efaf7c2f0806c92 (MD5)","Made available in DSpace on 2012-02-01T00:48:10Z (GMT). No. of bitstreams: 2 Chen_Wei-Ying.pdf: 19923383 bytes, checksum: 6b7c58473e251cb48efaf7c2f0806c92 (MD5) license.txt: 4057 bytes, checksum: 0a34504018fe65f76f59e17bd368170a (MD5)"],"dc:identifier":["http://hdl.handle.net/2142/29475"],"dc:language":["en"],"dc:rights":["Copyright 2011 Wei-Ying Chen"],"dc:subject":["Cerium dioxide","Ion implantation","Irradiation effect","Dislocation loops","Nuclear fuel","Stoichiometry effect"],"dc:title":["Stoichiometry dependence of the evolution of the irradiated-induced defect clusters in lanthanum-doped ceria"],"thesis:degree_discipline":["Nuclear Engineering Nuclear Engineering"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:27Z"}