{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/90524"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/90524","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Magnetotransport of connected artificial spin ice","abstract":"Artificial spin ices are mesoscopic arrays of interacting single-domain ferromagnetic nanoislands or nanowires. With Ising-like behavior of individual magnetic moments, artificial spin ice has been utilized to investigate geometrically frustrated systems like spin ice, a class of magnetic pyrochlore oxides. Here I detail measurements of the magnetotransport response of connected artificial spin ice to varying temperatures and magnetic fields. In the literature, transport measurements have been used simply as a tool to probe the behavior of connected artificial spin ice. Here I demonstrate that connected artificial spin ice possesses fascinating intrinsic magnetotransport properties. I describe first the interplay between artificial spin ice transport and another magnetic phenomenon, exchange bias. Afterwards, I detail systematic transport measurements for different magnetic field directions, revealing that the vertices of connected artificial spin ice control facets of the transport features.","abstract_html":"Artificial spin ices are mesoscopic arrays of interacting single-domain ferromagnetic nanoislands or nanowires. With Ising-like behavior of individual magnetic moments, artificial spin ice has been utilized to investigate geometrically frustrated systems like spin ice, a class of magnetic pyrochlore oxides. Here I detail measurements of the magnetotransport response of connected artificial spin ice to varying temperatures and magnetic fields. In the literature, transport measurements have been used simply as a tool to probe the behavior of connected artificial spin ice. Here I demonstrate that connected artificial spin ice possesses fascinating intrinsic magnetotransport properties. I describe first the interplay between artificial spin ice transport and another magnetic phenomenon, exchange bias. Afterwards, I detail systematic transport measurements for different magnetic field directions, revealing that the vertices of connected artificial spin ice control facets of the transport features.","abstract_has_math":false,"creators":["Le, Brian Lamson"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["Schiffer, Peter E.","Mason, Nadya","DeMarco, Brian L.","Vishveshwara, Smitha"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2016,"date_issued":"2016-07-07T19:53:39Z","date_published":"2016-07-07T19:53:39Z","updated_at":"2026-07-22T22:26:32Z","subjects":["artificial spin ice","frustrated magnetism","magnetotransport","exchange bias","anisotropic magnetoresistance","planar Hall effect"],"languages":["en"],"rights":["Copyright 2016 by Brian L. 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I describe first the interplay between artificial spin ice transport and another magnetic phenomenon, exchange bias. Afterwards, I detail systematic transport measurements for different magnetic field directions, revealing that the vertices of connected artificial spin ice control facets of the transport features.","Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2016-07-07 without embargo terms","The student, Brian Le, accepted the attached license on 2016-04-11 at 14:00.","The student, Brian Le, submitted this Dissertation for approval on 2016-04-11 at 14:22.","This Dissertation was approved for publication on 2016-04-11 at 17:00.","DSpace SAF Submission Ingestion Package generated from Vireo submission #9187 on 2016-07-07 at 13:29:51","Made available in DSpace on 2016-07-07T19:53:39Z (GMT). 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