{"id":"https://openalex.org/W2029384705","doi":"https://doi.org/10.1016/j.joen.2006.07.007","title":"Vickers Hardness Investigation of Work-Hardening in Used NiTi Rotary Instruments","display_name":"Vickers Hardness Investigation of Work-Hardening in Used NiTi Rotary Instruments","publication_year":2006,"publication_date":"2006-12-01","ids":{"openalex":"https://openalex.org/W2029384705","doi":"https://doi.org/10.1016/j.joen.2006.07.007","mag":"2029384705","pmid":"https://pubmed.ncbi.nlm.nih.gov/17174681"},"language":"en","primary_location":{"id":"doi:10.1016/j.joen.2006.07.007","doi":"https://doi.org/10.1016/j.joen.2006.07.007","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.joen.2006.07.007","pdf_url":null,"source":{"id":"https://openalex.org/S90605627","display_name":"Journal of Endodontics","issn_l":"0099-2399","issn":["0099-2399","1878-3554"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-2","ki-jl-1","medline","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Endodontics","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":"https://openalex.org/A5016930547","display_name":"Satish B. Alapati","orcid":"https://orcid.org/0000-0002-4237-5674","observed_orcids":["https://orcid.org/0000-0002-4237-5674"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S ALAPATI","raw_affiliation_strings":["Section of Oral Biology, College of Dentistry, The Ohio State University, Columbus, Ohio 43218-2357, USA","Section of Oral Biology, College of Dentistry, The Ohio State University, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Section of Oral Biology, College of Dentistry, The Ohio State University, Columbus, Ohio 43218-2357, USA","institution_ids":["https://openalex.org/I52357470"]},{"raw_affiliation_string":"Section of Oral Biology, College of Dentistry, The Ohio State University, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012216810","display_name":"William A. Brantley","orcid":"https://orcid.org/0000-0002-0932-5683","observed_orcids":["https://orcid.org/0000-0002-0932-5683"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W BRANTLEY","raw_affiliation_strings":["Section of Restorative and Prosthetic Dentistry, College of Dentistry, The Ohio State University, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Section of Restorative and Prosthetic Dentistry, College of Dentistry, The Ohio State University, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091086551","display_name":"John Nusstein","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J NUSSTEIN","raw_affiliation_strings":["Section of Endodontics, College of Dentistry, The Ohio State University, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Section of Endodontics, College of Dentistry, The Ohio State University, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035825323","display_name":"Glenn S. Daehn","orcid":"https://orcid.org/0000-0002-5493-7902","observed_orcids":["https://orcid.org/0000-0002-5493-7902"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"G DAEHN","raw_affiliation_strings":["Department of Materials Science and Engineering, College of Engineering, The Ohio State University, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Materials Science and Engineering, College of Engineering, The Ohio State University, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002472500","display_name":"Timothy A. Svec","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T SVEC","raw_affiliation_strings":["Department of Endodontics, University of Texas Dental Branch at Houston, Houston, Texas"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Endodontics, University of Texas Dental Branch at Houston, Houston, Texas","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048125234","display_name":"John M. Powers","orcid":"https://orcid.org/0000-0001-9926-4548","observed_orcids":["https://orcid.org/0000-0001-9926-4548"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J POWERS","raw_affiliation_strings":["Department of Restorative Dentistry and Biomaterials, University of Texas Dental Branch at Houston, Houston, Texas"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Restorative Dentistry and Biomaterials, University of Texas Dental Branch at Houston, Houston, Texas","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046949304","display_name":"William M. Johnston","orcid":"https://orcid.org/0000-0002-4977-6569","observed_orcids":["https://orcid.org/0000-0002-4977-6569"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W JOHNSTON","raw_affiliation_strings":["Section of Restorative and Prosthetic Dentistry, College of Dentistry, The Ohio State University, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Section of Restorative and Prosthetic Dentistry, College of Dentistry, The Ohio State University, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"last","author":{"id":null,"display_name":"W GUO","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W GUO","raw_affiliation_strings":["**Rice University;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"**Rice University;","institution_ids":["https://openalex.org/I74775410"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4390,"currency":"USD","value_usd":4390},"apc_paid":null,"fwci":2.5917,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.871569,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"32","issue":"12","first_page":"1191","last_page":"1193"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10536","display_name":"Endodontics and Root Canal Treatments","score":0.9150000214576721,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10536","display_name":"Endodontics and Root Canal Treatments","score":0.9150000214576721,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11442","display_name":"Titanium Alloys Microstructure and Properties","score":0.03229999914765358,"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"}},{"id":"https://openalex.org/T10865","display_name":"Shape Memory Alloy Transformations","score":0.01590000092983246,"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/nickel-titanium-rotary-files","display_name":"nickel-titanium rotary files","score":0.9290000200271606},{"id":"https://openalex.org/keywords/strain-hardening","display_name":"strain hardening","score":0.9729999899864197},{"id":"https://openalex.org/keywords/vickers-hardness","display_name":"Vickers hardness","score":0.9959999918937683},{"id":"https://openalex.org/keywords/instrument-failure","display_name":"instrumentation failure","score":0.4359999895095825},{"id":"https://openalex.org/keywords/root-canal-preparation","display_name":"root canal instrumentation","score":0.5709999799728394},{"id":"https://openalex.org/keywords/differential-scanning-calorimetry","display_name":"differential scanning calorimetry","score":0.746999979019165}],"concepts":[{"id":"https://openalex.org/C160798091","wikidata":"https://www.wikidata.org/wiki/Q5459028","display_name":"Nickel titanium","level":3,"score":0.7808212041854858},{"id":"https://openalex.org/C133392424","wikidata":"https://www.wikidata.org/wiki/Q223404","display_name":"Vickers hardness test","level":3,"score":0.7528766393661499},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7357847690582275},{"id":"https://openalex.org/C44255700","wikidata":"https://www.wikidata.org/wiki/Q978423","display_name":"Hardening (computing)","level":3,"score":0.581125020980835},{"id":"https://openalex.org/C165720898","wikidata":"https://www.wikidata.org/wiki/Q3150000","display_name":"Indentation hardness","level":3,"score":0.572832465171814},{"id":"https://openalex.org/C2776704300","wikidata":"https://www.wikidata.org/wiki/Q1501203","display_name":"Work hardening","level":3,"score":0.5329939126968384},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.4217666983604431},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.3690994381904602},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.33431774377822876},{"id":"https://openalex.org/C49097943","wikidata":"https://www.wikidata.org/wiki/Q898455","display_name":"Shape-memory alloy","level":2,"score":0.2523367404937744},{"id":"https://openalex.org/C87976508","wikidata":"https://www.wikidata.org/wiki/Q1498213","display_name":"Microstructure","level":2,"score":0.17209181189537048},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.12011447548866272},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D003722","descriptor_name":"Dental Alloys","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003762","descriptor_name":"Dental Instruments","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D003799","descriptor_name":"Dental Stress Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004548","descriptor_name":"Elasticity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006244","descriptor_name":"Hardness","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006245","descriptor_name":"Hardness Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009532","descriptor_name":"Nickel","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014025","descriptor_name":"Titanium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017743","descriptor_name":"Equipment Reuse","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018915","descriptor_name":"Root Canal Preparation","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1016/j.joen.2006.07.007","doi":"https://doi.org/10.1016/j.joen.2006.07.007","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.joen.2006.07.007","pdf_url":null,"source":{"id":"https://openalex.org/S90605627","display_name":"Journal of Endodontics","issn_l":"0099-2399","issn":["0099-2399","1878-3554"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-2","ki-jl-1","medline","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Endodontics","raw_type":"journal-article"},{"id":"pmid:17174681","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17174681","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":"Journal of endodontics","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6240000128746033,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320323900","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1546962148","https://openalex.org/W1965149333","https://openalex.org/W1980192651","https://openalex.org/W1988625318","https://openalex.org/W2003544361","https://openalex.org/W2016797938","https://openalex.org/W2039648268","https://openalex.org/W2042643187","https://openalex.org/W2050332860","https://openalex.org/W2053458420","https://openalex.org/W2068425841","https://openalex.org/W2086461267","https://openalex.org/W2088951485","https://openalex.org/W2097228321","https://openalex.org/W2112010963","https://openalex.org/W2130130325","https://openalex.org/W2131183017","https://openalex.org/W2136446039","https://openalex.org/W2150984935","https://openalex.org/W2432047711","https://openalex.org/W2486684876","https://openalex.org/W3161349176"],"related_works":["https://openalex.org/W2131183017","https://openalex.org/W2123077117","https://openalex.org/W2350892805","https://openalex.org/W1991391949","https://openalex.org/W2048412834","https://openalex.org/W2167796897","https://openalex.org/W2136446039","https://openalex.org/W1862566636","https://openalex.org/W2527561053","https://openalex.org/W6988242158"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":4}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}