{"id":"https://openalex.org/W2035127862","doi":"https://doi.org/10.1163/156855390x00026","title":"Development of a shape memory alloy actuator. Measurement of material characteristics and development of active endoscopes","display_name":"Development of a shape memory alloy actuator. Measurement of material characteristics and development of active endoscopes","publication_year":1989,"publication_date":"1989-01-01","ids":{"openalex":"https://openalex.org/W2035127862","doi":"https://doi.org/10.1163/156855390x00026","mag":"2035127862"},"language":"en","primary_location":{"id":"doi:10.1163/156855390x00026","is_oa":false,"landing_page_url":"https://doi.org/10.1163/156855390x00026","pdf_url":null,"source":{"id":"https://openalex.org/S192584203","display_name":"Advanced Robotics","issn_l":"0169-1864","issn":["0169-1864","1568-5535"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Advanced Robotics","raw_type":"journal-article"},"type":"article","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/A5102288012","display_name":"Shigeo Hirose","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shigeo Hirose","raw_affiliation_strings":["Tokyo Institute of Technology, 2-12-1 Ookayama, Meguro-ku, Tokyo, 152, Japan"],"affiliations":[{"raw_affiliation_string":"Tokyo Institute of Technology, 2-12-1 Ookayama, Meguro-ku, Tokyo, 152, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108634746","display_name":"Koji Ikuta","orcid":null},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Koji Ikuta","raw_affiliation_strings":["University of California, Santa Barbara, California, U.S.A","University of California Santa Barbara, California, U.S.A"],"affiliations":[{"raw_affiliation_string":"University of California, Santa Barbara, California, U.S.A","institution_ids":["https://openalex.org/I154570441"]},{"raw_affiliation_string":"University of California Santa Barbara, California, U.S.A","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045687387","display_name":"Masahiro Tsukamoto","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Masahiro Tsukamoto","raw_affiliation_strings":["Asahi Chemical Ind. Co. Ltd., 2-1, Samejima, Fuji-City, 416, Japan"],"affiliations":[{"raw_affiliation_string":"Asahi Chemical Ind. Co. Ltd., 2-1, Samejima, Fuji-City, 416, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5102288012"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.129091,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"4","issue":"1","first_page":"3","last_page":"27"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10865","display_name":"Shape Memory Alloy Transformations","score":0.9955000281333923,"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"}},"topics":[{"id":"https://openalex.org/T10865","display_name":"Shape Memory Alloy Transformations","score":0.9955000281333923,"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/sma*","display_name":"SMA*","score":0.9466211199760437},{"id":"https://openalex.org/keywords/shape-memory-alloy","display_name":"Shape-memory alloy","score":0.9014250040054321},{"id":"https://openalex.org/keywords/actuator","display_name":"Actuator","score":0.7908493280410767},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.587458074092865},{"id":"https://openalex.org/keywords/stress","display_name":"Stress (linguistics)","score":0.4975273907184601},{"id":"https://openalex.org/keywords/flexibility","display_name":"Flexibility (engineering)","score":0.46624818444252014},{"id":"https://openalex.org/keywords/coil-spring","display_name":"Coil spring","score":0.4438725411891937},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3842887282371521},{"id":"https://openalex.org/keywords/structural-engineering","display_name":"Structural engineering","score":0.3518076539039612},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.351162850856781},{"id":"https://openalex.org/keywords/spring","display_name":"Spring (device)","score":0.24933940172195435},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.17894664406776428}],"concepts":[{"id":"https://openalex.org/C161921814","wikidata":"https://www.wikidata.org/wiki/Q493743","display_name":"SMA*","level":2,"score":0.9466211199760437},{"id":"https://openalex.org/C49097943","wikidata":"https://www.wikidata.org/wiki/Q898455","display_name":"Shape-memory alloy","level":2,"score":0.9014250040054321},{"id":"https://openalex.org/C172707124","wikidata":"https://www.wikidata.org/wiki/Q423488","display_name":"Actuator","level":2,"score":0.7908493280410767},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.587458074092865},{"id":"https://openalex.org/C21036866","wikidata":"https://www.wikidata.org/wiki/Q181767","display_name":"Stress (linguistics)","level":2,"score":0.4975273907184601},{"id":"https://openalex.org/C2780598303","wikidata":"https://www.wikidata.org/wiki/Q65921492","display_name":"Flexibility (engineering)","level":2,"score":0.46624818444252014},{"id":"https://openalex.org/C182664415","wikidata":"https://www.wikidata.org/wiki/Q3175877","display_name":"Coil spring","level":3,"score":0.4438725411891937},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3842887282371521},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.3518076539039612},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.351162850856781},{"id":"https://openalex.org/C2778712887","wikidata":"https://www.wikidata.org/wiki/Q102836","display_name":"Spring (device)","level":2,"score":0.24933940172195435},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.17894664406776428},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1163/156855390x00026","is_oa":false,"landing_page_url":"https://doi.org/10.1163/156855390x00026","pdf_url":null,"source":{"id":"https://openalex.org/S192584203","display_name":"Advanced Robotics","issn_l":"0169-1864","issn":["0169-1864","1568-5535"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Advanced Robotics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.5299999713897705}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2026480704","https://openalex.org/W2033438798","https://openalex.org/W2312921815"],"related_works":["https://openalex.org/W2240404672","https://openalex.org/W2744612160","https://openalex.org/W2089457653","https://openalex.org/W2368486505","https://openalex.org/W1986752515","https://openalex.org/W4252077727","https://openalex.org/W2626373589","https://openalex.org/W2079323691","https://openalex.org/W2040908729","https://openalex.org/W2034383573"],"abstract_inverted_index":{"Endoscopes":[0],"are":[1,24,73,90,112],"nowadays":[2],"playing":[3],"a":[4,59,99,164],"very":[5],"important":[6],"role":[7],"in":[8,75,204],"the":[9,65,106,131,140,147,159,169,181,199],"medical":[10],"and":[11,14,20,87,109,120,146,177,196],"industrial":[12],"fields,":[13],"will":[15],"further":[16],"increase":[17],"their":[18],"importance":[19],"applications":[21],"if":[22],"they":[23],"provided":[25],"with":[26,172,186],"more":[27,49],"flexibility":[28],"or":[29],"freedom":[30],"of":[31,43,67,83,117,133,168,183,201],"flexure":[32],"at":[33],"probing":[34],"into,":[35],"for":[36,125],"instance,":[37],"human":[38],"internal":[39],"organs.":[40],"The":[41,193],"purpose":[42],"this":[44,76,79],"study":[45],"was":[46],"to":[47,104,179],"realize":[48],"pliable":[50],"endoscopes":[51,203],"which":[52],"can":[53,122],"be":[54,123],"actively":[55],"operated":[56],"by":[57],"using":[58,126],"shape":[60],"memory":[61],"alloy":[62],"(SMA).":[63],"First,":[64],"characteristics":[66,174],"an":[68,71],"SMA":[69,94,127],"as":[70,128],"actuator":[72],"clarified":[74],"paper.":[77],"For":[78],"purpose,":[80],"four":[81],"variables":[82],"temperature,":[84],"stress,":[85],"strain,":[86],"electrical":[88],"resistance":[89,141,191],"measured":[91,107],"simultaneously":[92],"on":[93,137,158,162],"coil":[95],"spring":[96],"samples.":[97],"Subsequently,":[98],"new":[100],"method":[101],"is":[102,144,154,175],"introduced":[103],"express":[105],"characteristics,":[108],"temperature-stress":[110],"diagrams":[111],"drawn":[113],"so":[114],"that":[115],"conditions":[116],"optimal":[118],"use":[119],"heat-processing":[121],"determined":[124],"actuators":[129],"from":[130,151],"viewpoint":[132],"phase":[134],"transition.":[135],"Based":[136],"analytical":[138],"techniques,":[139],"feedback":[142],"characteristic":[143],"enhanced":[145],"fatigue":[148],"problem":[149],"resulting":[150],"thermal":[152],"irregularities":[153],"overcome.":[155],"Ultimately,":[156],"based":[157],"thus-obtained":[160],"findings":[161],"SMA,":[163],"second-phase":[165],"test":[166],"model":[167],"active":[170],"endoscope":[171],"optimized":[173],"designed":[176],"assembled":[178],"demonstrate":[180],"feasibility":[182,200],"shift":[184],"control":[185],"sufficient":[187],"manoeuvrability":[188],"under":[189],"stable":[190],"feedback.":[192],"theoretical":[194],"studies":[195],"demonstration":[197],"indicate":[198],"positive":[202],"practical":[205],"applications.":[206]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}