{"id":{"repo_id":"unlv","oai_identifier":"oai:oasis.library.unlv.edu:rtds-2434"},"canonical_url":"https://search.dev.ndltd.org/etd/unlv/oai:oasis.library.unlv.edu:rtds-2434","repository":{"repo_id":"unlv","name":"University of Nevada - Las Vegas","base_url":"https://oasis.library.unlv.edu/do/oai/"},"display":{"title":"Cerium and rhodium substitution in the antiferromagnetic superconductor cerium rhodium indium(5)","abstract":"Among heavy fermion materials, a relationship between unconventional superconductivity and magnetism has been observed. The dependence of the magnetic transitions of CexLa1-xRhyIr1-y In5 with respect to temperature and magnetic field applied along the tetragonal c and a crystal axes is examined using heat capacity measurements. The magnetic phase diagram of CeRh yIrl-yIn5 for the applied transitions in the a direction shows the magnetic structure of CeRhIn5 is unchanged by Ir doping. Doping of Ir in small concentrations is shown to increase the antiferromagnetic transition temperature TN. La doping or higher concentration of Ir is shown to lower TN. This shows the RKKY interaction, which leads to long range order in CeRhIn5, is of the same magnitude as the Kondo effect. The high temperature tail of the nuclear Schottky peak is seen in all of the data and can be accurately separated to identify the Ce f-electron contribution to the magnetic heat capacity.","abstract_html":"Among heavy fermion materials, a relationship between unconventional superconductivity and magnetism has been observed. The dependence of the magnetic transitions of CexLa1-xRhyIr1-y In5 with respect to temperature and magnetic field applied along the tetragonal c and a crystal axes is examined using heat capacity measurements. The magnetic phase diagram of CeRh yIrl-yIn5 for the applied transitions in the a direction shows the magnetic structure of CeRhIn5 is unchanged by Ir doping. Doping of Ir in small concentrations is shown to increase the antiferromagnetic transition temperature TN. La doping or higher concentration of Ir is shown to lower TN. This shows the RKKY interaction, which leads to long range order in CeRhIn5, is of the same magnitude as the Kondo effect. The high temperature tail of the nuclear Schottky peak is seen in all of the data and can be accurately separated to identify the Ce f-electron contribution to the magnetic heat capacity.","abstract_has_math":false,"creators":["Light, Brian Edward"],"institution":"University of Nevada, Las Vegas","degree_name":"Master of Science (MS)","degree_level":"Thesis","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["Andrew Cornelius"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2002,"date_issued":"2002-01-01T08:00:00Z","date_published":"2002-01-01T08:00:00Z","updated_at":"2026-07-24T05:25:33Z","subjects":[],"languages":["English"],"rights":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["https://oasis.library.unlv.edu/rtds/1435"],"render_values":[{"text":"https://oasis.library.unlv.edu/rtds/1435","href":"https://oasis.library.unlv.edu/rtds/1435","code":true}]}]},"links":{"outbound_url":"https://doi.org/10.25669/vdi4-9zan","outbound_label":"DOI","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Andrew Cornelius"]},{"key":"dc:creator","label":"Author","values":["Light, Brian Edward"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:publisher","label":"Institution","values":["University of Nevada, Las Vegas"]},{"key":"dc:type","label":"Dc Type","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Physics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science (MS)"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["10.25669/vdi4-9zan","https://oasis.library.unlv.edu/rtds/1435","https://oasis.library.unlv.edu/context/rtds/article/2434/viewcontent/uc.pdf"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Among heavy fermion materials, a relationship between unconventional superconductivity and magnetism has been observed. The dependence of the magnetic transitions of CexLa1-xRhyIr1-y In5 with respect to temperature and magnetic field applied along the tetragonal c and a crystal axes is examined using heat capacity measurements. The magnetic phase diagram of CeRh yIrl-yIn5 for the applied transitions in the a direction shows the magnetic structure of CeRhIn5 is unchanged by Ir doping. Doping of Ir in small concentrations is shown to increase the antiferromagnetic transition temperature TN. La doping or higher concentration of Ir is shown to lower TN. This shows the RKKY interaction, which leads to long range order in CeRhIn5, is of the same magnitude as the Kondo effect. The high temperature tail of the nuclear Schottky peak is seen in all of the data and can be accurately separated to identify the Ce f-electron contribution to the magnetic heat capacity."]},{"key":"dc:format","label":"Dc Format","values":["pdf"]},{"key":"dc:title","label":"Title","values":["Cerium and rhodium substitution in the antiferromagnetic superconductor cerium rhodium indium(5)"]}]}],"canonical_facts":{"dc:contributor":["Andrew Cornelius"],"dc:creator":["Light, Brian Edward"],"dc:description.abstract":["Among heavy fermion materials, a relationship between unconventional superconductivity and magnetism has been observed. The dependence of the magnetic transitions of CexLa1-xRhyIr1-y In5 with respect to temperature and magnetic field applied along the tetragonal c and a crystal axes is examined using heat capacity measurements. The magnetic phase diagram of CeRh yIrl-yIn5 for the applied transitions in the a direction shows the magnetic structure of CeRhIn5 is unchanged by Ir doping. Doping of Ir in small concentrations is shown to increase the antiferromagnetic transition temperature TN. La doping or higher concentration of Ir is shown to lower TN. This shows the RKKY interaction, which leads to long range order in CeRhIn5, is of the same magnitude as the Kondo effect. The high temperature tail of the nuclear Schottky peak is seen in all of the data and can be accurately separated to identify the Ce f-electron contribution to the magnetic heat capacity."],"dc:format":["pdf"],"dc:identifier":["10.25669/vdi4-9zan","https://oasis.library.unlv.edu/rtds/1435","https://oasis.library.unlv.edu/context/rtds/article/2434/viewcontent/uc.pdf"],"dc:language":["English"],"dc:publisher":["University of Nevada, Las Vegas"],"dc:rights":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["Cerium and rhodium substitution in the antiferromagnetic superconductor cerium rhodium indium(5)"],"dc:type":["Text"],"thesis:degree_discipline":["Physics"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T05:25:33Z"}