{"id":"https://openalex.org/W2146796006","doi":"https://doi.org/10.1088/0022-3727/40/21/r01","title":"Giant tunnel magnetoresistance in magnetic tunnel junctions with a crystalline MgO(0 0 1) barrier","display_name":"Giant tunnel magnetoresistance in magnetic tunnel junctions with a crystalline MgO(0 0 1) barrier","publication_year":2007,"publication_date":"2007-10-19","ids":{"openalex":"https://openalex.org/W2146796006","doi":"https://doi.org/10.1088/0022-3727/40/21/r01","mag":"2146796006"},"language":"en","primary_location":{"id":"doi:10.1088/0022-3727/40/21/r01","doi":"https://doi.org/10.1088/0022-3727/40/21/r01","is_oa":false,"landing_page_url":"https://doi.org/10.1088/0022-3727/40/21/r01","pdf_url":null,"source":{"id":"https://openalex.org/S111927887","display_name":"Journal of Physics D Applied Physics","issn_l":"0022-3727","issn":["0022-3727","1361-6463"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics D: Applied Physics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5068810193","display_name":"Shinji Yuasa","orcid":"https://orcid.org/0000-0003-1093-9057","observed_orcids":["https://orcid.org/0000-0003-1093-9057"]},"institutions":[{"id":"https://openalex.org/I73613424","display_name":"National Institute of Advanced Industrial Science and Technology","ror":"https://ror.org/01703db54","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S Yuasa","raw_affiliation_strings":["National Institute of Advanced Industrial Science and Technology (AIST), Nanoelectronics Research Institute, 1-1-1 Umezono, Tsukuba, Ibaraki 305-8568, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology (AIST), Nanoelectronics Research Institute, 1-1-1 Umezono, Tsukuba, Ibaraki 305-8568, Japan","institution_ids":["https://openalex.org/I73613424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059931627","display_name":"D. D. Djayaprawira","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210105067","display_name":"Canon Anelva (Japan)","ror":"https://ror.org/01jfy6x14","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210105067"]},{"id":"https://openalex.org/I4405264720","display_name":"Anelva Corporation (Japan)","ror":"https://ror.org/02rbz2e60","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405264720"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"D D Djayaprawira","raw_affiliation_strings":["Electron Device Equipment Division, Canon ANELVA Corporation, 5-8-1 Yotsuya, Fuchu-shi, Tokyo 183-8508, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electron Device Equipment Division, Canon ANELVA Corporation, 5-8-1 Yotsuya, Fuchu-shi, Tokyo 183-8508, Japan","institution_ids":["https://openalex.org/I4210105067","https://openalex.org/I4405264720"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3325,"currency":"USD","value_usd":3325},"apc_paid":null,"fwci":18.0878,"has_fulltext":false,"cited_by_count":688,"citation_normalized_percentile":{"value":0.99657399,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"40","issue":"21","first_page":"R337","last_page":"R354"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10049","display_name":"Magnetic properties of thin films","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10049","display_name":"Magnetic properties of thin films","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10382","display_name":"Quantum and electron transport phenomena","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10607","display_name":"Magnetic and transport properties of perovskites and related materials","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/magnetic-tunnel-junctions","display_name":"magnetic tunnel junctions","score":0.8479999899864197},{"id":"https://openalex.org/keywords/tunnel-magnetoresistance","display_name":"tunnel magnetoresistance","score":0.9480000138282776},{"id":"https://openalex.org/keywords/fe-mgo-fe","display_name":"Fe/MgO/Fe","score":0.7799999713897705},{"id":"https://openalex.org/keywords/cofeb-mgo-cofeb","display_name":"CoFeB/MgO/CoFeB","score":0.9900000095367432},{"id":"https://openalex.org/keywords/room-temperature-magnetoresistance","display_name":"room-temperature magnetoresistance","score":0.6779999732971191},{"id":"https://openalex.org/keywords/spintronic-devices","display_name":"spintronic devices","score":0.7730000019073486},{"id":"https://openalex.org/keywords/mram","display_name":"MRAM","score":0.675000011920929},{"id":"https://openalex.org/keywords/hard-disk-drive-read-heads","display_name":"hard disk drive read heads","score":0.7950000166893005}],"concepts":[{"id":"https://openalex.org/C56202322","wikidata":"https://www.wikidata.org/wiki/Q1884383","display_name":"Tunnel magnetoresistance","level":3,"score":0.7370857000350952},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.7120978832244873},{"id":"https://openalex.org/C84154488","wikidata":"https://www.wikidata.org/wiki/Q58353","display_name":"Giant magnetoresistance","level":4,"score":0.675625205039978},{"id":"https://openalex.org/C117958382","wikidata":"https://www.wikidata.org/wiki/Q58347","display_name":"Magnetoresistance","level":3,"score":0.5970926880836487},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5692042708396912},{"id":"https://openalex.org/C83408046","wikidata":"https://www.wikidata.org/wiki/Q3183536","display_name":"Tunnel junction","level":3,"score":0.4736006557941437},{"id":"https://openalex.org/C120398109","wikidata":"https://www.wikidata.org/wiki/Q175751","display_name":"Quantum tunnelling","level":2,"score":0.40430140495300293},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.192194402217865},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.17949432134628296},{"id":"https://openalex.org/C82217956","wikidata":"https://www.wikidata.org/wiki/Q184207","display_name":"Ferromagnetism","level":2,"score":0.14194416999816895},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.037551045417785645}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1088/0022-3727/40/21/r01","doi":"https://doi.org/10.1088/0022-3727/40/21/r01","is_oa":false,"landing_page_url":"https://doi.org/10.1088/0022-3727/40/21/r01","pdf_url":null,"source":{"id":"https://openalex.org/S111927887","display_name":"Journal of Physics D Applied Physics","issn_l":"0022-3727","issn":["0022-3727","1361-6463"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics D: Applied Physics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W264891673","https://openalex.org/W1495856627","https://openalex.org/W1527526337","https://openalex.org/W1963957390","https://openalex.org/W1964504828","https://openalex.org/W1965245884","https://openalex.org/W1967393072","https://openalex.org/W1973183234","https://openalex.org/W1977416779","https://openalex.org/W1980084346","https://openalex.org/W1986873348","https://openalex.org/W1991720749","https://openalex.org/W1991813033","https://openalex.org/W1994860183","https://openalex.org/W1995884161","https://openalex.org/W1996418689","https://openalex.org/W1996731722","https://openalex.org/W1996807596","https://openalex.org/W1997551993","https://openalex.org/W2002364488","https://openalex.org/W2003671162","https://openalex.org/W2015298342","https://openalex.org/W2016298393","https://openalex.org/W2020517872","https://openalex.org/W2024149498","https://openalex.org/W2024738995","https://openalex.org/W2029429758","https://openalex.org/W2032267407","https://openalex.org/W2038866219","https://openalex.org/W2038941060","https://openalex.org/W2039780806","https://openalex.org/W2043072234","https://openalex.org/W2045098907","https://openalex.org/W2048816704","https://openalex.org/W2051838012","https://openalex.org/W2059260946","https://openalex.org/W2060798601","https://openalex.org/W2063194815","https://openalex.org/W2063922068","https://openalex.org/W2065033609","https://openalex.org/W2070736124","https://openalex.org/W2072459315","https://openalex.org/W2078126320","https://openalex.org/W2078173465","https://openalex.org/W2081007547","https://openalex.org/W2083425599","https://openalex.org/W2086742438","https://openalex.org/W2095313982","https://openalex.org/W2101474368","https://openalex.org/W2105230450","https://openalex.org/W2108939055","https://openalex.org/W2117357439","https://openalex.org/W2127380252","https://openalex.org/W2168318458","https://openalex.org/W2461709790","https://openalex.org/W2593177211"],"related_works":["https://openalex.org/W2075934833","https://openalex.org/W7150786631","https://openalex.org/W2319999737","https://openalex.org/W1991813033","https://openalex.org/W3213266589","https://openalex.org/W2109669218","https://openalex.org/W6929388402","https://openalex.org/W2082198837","https://openalex.org/W1917335165","https://openalex.org/W2163542442"],"abstract_inverted_index":{"A":[0],"magnetic":[1],"tunnel":[2,13,22,44],"junction":[3],"(MTJ),":[4],"which":[5],"consists":[6],"of":[7,34,78,108,124,128,138,181,195,209],"a":[8,113,146,153],"thin":[9],"insulating":[10],"layer":[11],"(a":[12],"barrier)":[14],"sandwiched":[15],"between":[16],"two":[17],"ferromagnetic":[18],"electrode":[19],"layers,":[20],"exhibits":[21],"magnetoresistance":[23,53],"(TMR)":[24],"due":[25],"to":[26,57,169,174],"spin-dependent":[27,196],"electron":[28],"tunnelling.":[29,197],"Since":[30],"the":[31,75,105,125,193,210],"1995":[32],"discovery":[33],"room-temperature":[35],"TMR,":[36],"MTJs":[37,51,82,111,144,160,179],"with":[38,83,112,145],"an":[39],"amorphous":[40],"aluminium":[41],"oxide":[42],"(Al\u2013O)":[43],"barrier":[45,118,151],"have":[46,170],"been":[47],"studied":[48],"extensively.":[49],"Al\u2013O-based":[50],"exhibit":[52],"(MR)":[54],"ratios":[55,85,107,137,172],"up":[56,173],"about":[58,139],"70%":[59,89],"at":[60,90,176],"room":[61],"temperature":[62],"(RT)":[63],"and":[64,74,167,207],"are":[65,93,180],"currently":[66],"used":[67],"in":[68,143,213],"magnetoresistive":[69],"random":[70],"access":[71],"memory":[72],"(MRAM)":[73],"read":[76],"heads":[77],"hard":[79],"disk":[80],"drives.":[81],"MR":[84,106,136,171],"significantly":[86],"higher":[87],"than":[88],"RT,":[91],"however,":[92],"needed":[94],"for":[95,161,186,191],"next-generation":[96],"spintronic":[97],"devices.":[98],"In":[99,134,198],"2001":[100],"first-principle":[101],"theories":[102],"predicted":[103],"that":[104],"epitaxial":[109],"Fe/MgO/Fe":[110],"crystalline":[114],"MgO(0":[115,148,155],"0":[116,149,156],"1)":[117,150,157],"would":[119],"be":[120],"over":[121],"1000%":[122],"because":[123],"coherent":[126],"tunnelling":[127],"fully":[129],"spin-polarized":[130],"\u0394":[131],"1":[132],"electrons.":[133],"2004":[135],"200%":[140],"were":[141,164],"obtained":[142],"single-crystal":[147],"or":[152],"textured":[154],"barrier.":[158],"CoFeB/MgO/CoFeB":[159],"practical":[162],"applications":[163,188,208],"also":[165,190],"developed":[166],"found":[168],"500%":[175],"RT.":[177],"MgO-based":[178,214],"great":[182],"importance":[183],"not":[184],"only":[185],"device":[187],"but":[189],"clarifying":[192],"physics":[194,206],"this":[199],"article":[200],"we":[201],"introduce":[202],"recent":[203],"studies":[204],"on":[205],"giant":[211],"TMR":[212],"MTJs.":[215]},"counts_by_year":[{"year":2026,"cited_by_count":35},{"year":2025,"cited_by_count":33},{"year":2024,"cited_by_count":36},{"year":2023,"cited_by_count":29},{"year":2022,"cited_by_count":25},{"year":2021,"cited_by_count":31},{"year":2020,"cited_by_count":33},{"year":2019,"cited_by_count":35},{"year":2018,"cited_by_count":52},{"year":2017,"cited_by_count":39},{"year":2016,"cited_by_count":38},{"year":2015,"cited_by_count":57},{"year":2014,"cited_by_count":55},{"year":2013,"cited_by_count":44},{"year":2012,"cited_by_count":38}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
