{"id":"https://openalex.org/W2016703546","doi":"https://doi.org/10.1364/ol.23.001781","title":"Reflection-type confocal readout for multilayered optical memory","display_name":"Reflection-type confocal readout for multilayered optical memory","publication_year":1998,"publication_date":"1998-11-15","ids":{"openalex":"https://openalex.org/W2016703546","doi":"https://doi.org/10.1364/ol.23.001781","mag":"2016703546","pmid":"https://pubmed.ncbi.nlm.nih.gov/18091913"},"language":"en","primary_location":{"id":"doi:10.1364/ol.23.001781","doi":"https://doi.org/10.1364/ol.23.001781","is_oa":false,"landing_page_url":"https://doi.org/10.1364/ol.23.001781","pdf_url":null,"source":{"id":"https://openalex.org/S134390580","display_name":"Optics Letters","issn_l":"0146-9592","issn":["0146-9592","1071-2763","1539-4794"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics Letters","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"M. Ishikawa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1298590031","display_name":"Shizuoka University","ror":"https://ror.org/01w6wtk13","country_code":"JP","type":"education","lineage":["https://openalex.org/I1298590031"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"M. Ishikawa","raw_affiliation_strings":["Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan","institution_ids":["https://openalex.org/I1298590031"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110615802","display_name":"Yoshimasa Kawata","orcid":"https://orcid.org/0000-0003-0830-8010","observed_orcids":["https://orcid.org/0000-0003-0830-8010"]},"institutions":[{"id":"https://openalex.org/I1298590031","display_name":"Shizuoka University","ror":"https://ror.org/01w6wtk13","country_code":"JP","type":"education","lineage":["https://openalex.org/I1298590031"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Kawata","raw_affiliation_strings":["Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan","institution_ids":["https://openalex.org/I1298590031"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073006350","display_name":"Chikara Egami","orcid":"https://orcid.org/0000-0002-0442-4543","observed_orcids":["https://orcid.org/0000-0002-0442-4543"]},"institutions":[{"id":"https://openalex.org/I1298590031","display_name":"Shizuoka University","ror":"https://ror.org/01w6wtk13","country_code":"JP","type":"education","lineage":["https://openalex.org/I1298590031"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"C. Egami","raw_affiliation_strings":["Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan","institution_ids":["https://openalex.org/I1298590031"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038762544","display_name":"Okihiro Sugihara","orcid":"https://orcid.org/0000-0001-7753-2409","observed_orcids":["https://orcid.org/0000-0001-7753-2409"]},"institutions":[{"id":"https://openalex.org/I1298590031","display_name":"Shizuoka University","ror":"https://ror.org/01w6wtk13","country_code":"JP","type":"education","lineage":["https://openalex.org/I1298590031"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"O. Sugihara","raw_affiliation_strings":["Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan","institution_ids":["https://openalex.org/I1298590031"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046749341","display_name":"Naoya Okamoto","orcid":"https://orcid.org/0000-0001-9220-549X","observed_orcids":["https://orcid.org/0000-0001-9220-549X"]},"institutions":[{"id":"https://openalex.org/I1298590031","display_name":"Shizuoka University","ror":"https://ror.org/01w6wtk13","country_code":"JP","type":"education","lineage":["https://openalex.org/I1298590031"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"N. Okamoto","raw_affiliation_strings":["Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Shizuoka University, Johoku, Hamamatsu 432-8561, Japan","institution_ids":["https://openalex.org/I1298590031"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079715181","display_name":"Masaaki Tsuchimori","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210165351","display_name":"Toyota Central Research and Development Laboratories (Japan)","ror":"https://ror.org/05mjgqe69","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210125472","https://openalex.org/I4210165351"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"M. Tsuchimori","raw_affiliation_strings":["Toyota Central Research and Development Laboratories, Inc., Nagakute, Aichi 480-1100, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toyota Central Research and Development Laboratories, Inc., Nagakute, Aichi 480-1100, Japan","institution_ids":["https://openalex.org/I4210165351"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088236477","display_name":"Osamu Watanabe","orcid":"https://orcid.org/0000-0003-0284-7566","observed_orcids":["https://orcid.org/0000-0003-0284-7566"]},"institutions":[{"id":"https://openalex.org/I4210165351","display_name":"Toyota Central Research and Development Laboratories (Japan)","ror":"https://ror.org/05mjgqe69","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210125472","https://openalex.org/I4210165351"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"O. Watanabe","raw_affiliation_strings":["Toyota Central Research and Development Laboratories, Inc., Nagakute, Aichi 480-1100, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toyota Central Research and Development Laboratories, Inc., Nagakute, Aichi 480-1100, Japan","institution_ids":["https://openalex.org/I4210165351"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.4214,"has_fulltext":false,"cited_by_count":48,"citation_normalized_percentile":{"value":0.92849297,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"23","issue":"22","first_page":"1781","last_page":"1781"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11050","display_name":"Photorefractive and Nonlinear Optics","score":0.5210000276565552,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T11050","display_name":"Photorefractive and Nonlinear Optics","score":0.5210000276565552,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T11408","display_name":"Advanced Optical Imaging Technologies","score":0.09920000284910202,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11315","display_name":"Phase-change materials and chalcogenides","score":0.04580000042915344,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/optical-readout","display_name":"optical readout","score":0.7670000195503235},{"id":"https://openalex.org/keywords/depth-of-focus","display_name":"depth of focus","score":0.7649999856948853},{"id":"https://openalex.org/keywords/spatial-frequency-distribution","display_name":"spatial frequency distribution","score":0.7250000238418579}],"concepts":[{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.8227823972702026},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7684085369110107},{"id":"https://openalex.org/C136009344","wikidata":"https://www.wikidata.org/wiki/Q336201","display_name":"Confocal","level":2,"score":0.7021639943122864},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.6549072265625},{"id":"https://openalex.org/C67649825","wikidata":"https://www.wikidata.org/wiki/Q196538","display_name":"Microscope","level":2,"score":0.5901862978935242},{"id":"https://openalex.org/C2779178360","wikidata":"https://www.wikidata.org/wiki/Q902045","display_name":"Confocal microscopy","level":2,"score":0.5251148343086243},{"id":"https://openalex.org/C42067758","wikidata":"https://www.wikidata.org/wiki/Q174102","display_name":"Refractive index","level":2,"score":0.5160222053527832},{"id":"https://openalex.org/C175231954","wikidata":"https://www.wikidata.org/wiki/Q1942321","display_name":"Optical transfer function","level":2,"score":0.4715554714202881},{"id":"https://openalex.org/C128717455","wikidata":"https://www.wikidata.org/wiki/Q2024185","display_name":"3D optical data storage","level":2,"score":0.4560709595680237},{"id":"https://openalex.org/C170395517","wikidata":"https://www.wikidata.org/wiki/Q234943","display_name":"Total internal reflection","level":2,"score":0.449665904045105},{"id":"https://openalex.org/C77017923","wikidata":"https://www.wikidata.org/wiki/Q912313","display_name":"Optical microscope","level":3,"score":0.4388493299484253},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.35483384132385254},{"id":"https://openalex.org/C26771246","wikidata":"https://www.wikidata.org/wiki/Q321095","display_name":"Scanning electron microscope","level":2,"score":0.24380838871002197},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09943661093711853},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.09107887744903564},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1364/ol.23.001781","doi":"https://doi.org/10.1364/ol.23.001781","is_oa":false,"landing_page_url":"https://doi.org/10.1364/ol.23.001781","pdf_url":null,"source":{"id":"https://openalex.org/S134390580","display_name":"Optics Letters","issn_l":"0146-9592","issn":["0146-9592","1071-2763","1539-4794"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics Letters","raw_type":"journal-article"},{"id":"pmid:18091913","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/18091913","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics letters","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1972088908","https://openalex.org/W1980859003","https://openalex.org/W2029688389","https://openalex.org/W2030502457","https://openalex.org/W2049730993","https://openalex.org/W2054636352","https://openalex.org/W2084347421","https://openalex.org/W2085174740","https://openalex.org/W2103600923"],"related_works":["https://openalex.org/W2127737770","https://openalex.org/W2015422639","https://openalex.org/W1988584090","https://openalex.org/W2030884615","https://openalex.org/W2030502457","https://openalex.org/W599263243","https://openalex.org/W1983859297","https://openalex.org/W2045064092","https://openalex.org/W7043569461","https://openalex.org/W2032160970"],"abstract_inverted_index":{"We":[0,17],"present":[1],"a":[2,12,19,84],"multilayered":[3],"optical":[4,70],"memory":[5],"for":[6],"use":[7,18],"in":[8,22,60],"reading":[9,90],"data":[10,57],"with":[11],"confocal":[13,76],"reflection":[14],"microscope":[15],"system.":[16],"recording":[20,47,88],"medium":[21],"which":[23],"photosensitive":[24,36,85],"thin":[25],"films":[26,30,37],"and":[27,89],"nonphotosensitive":[28],"transparent":[29],"are":[31,38,94],"stacked":[32],"alternately.":[33],"Since":[34],"the":[35,41,46,49,54,61,68,74],"thinner":[39],"than":[40],"depth":[42],"of":[43,45,53,73,91],"focus":[44],"beam,":[48],"spatial":[50],"frequency":[51],"distribution":[52,66],"recorded":[55],"bit":[56],"is":[58,81],"extended":[59,65],"axial":[62],"direction.":[63],"The":[64,87],"overlaps":[67],"coherent":[69],"transfer":[71],"function":[72],"reflection-type":[75],"microscope.":[77],"Urethane-urea":[78],"copolymer":[79],"film":[80],"used":[82],"as":[83],"material.":[86],"two":[92],"layers":[93],"demonstrated.":[95]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
