{"id":"https://openalex.org/W4387933073","doi":"https://doi.org/10.1088/2053-1591/ad06ff","title":"Effect of pulse frequency on the surface properties and corrosion resistance of a plasma-nitrided Ti-6Al-4V alloy","display_name":"Effect of pulse frequency on the surface properties and corrosion resistance of a plasma-nitrided Ti-6Al-4V alloy","publication_year":2023,"publication_date":"2023-10-25","ids":{"openalex":"https://openalex.org/W4387933073","doi":"https://doi.org/10.1088/2053-1591/ad06ff"},"language":"en","primary_location":{"id":"doi:10.1088/2053-1591/ad06ff","doi":"https://doi.org/10.1088/2053-1591/ad06ff","is_oa":true,"landing_page_url":"https://doi.org/10.1088/2053-1591/ad06ff","pdf_url":null,"source":{"id":"https://openalex.org/S4210216311","display_name":"Materials Research Express","issn_l":"2053-1591","issn":["2053-1591"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Materials Research Express","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1088/2053-1591/ad06ff","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5034909410","display_name":"Suninad Kaewnisai","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I123096312","display_name":"Mahasarakham University","ror":"https://ror.org/0453j3c58","country_code":"TH","type":"education","lineage":["https://openalex.org/I123096312"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Suninad Kaewnisai","raw_affiliation_strings":["Department of Physics, Mahasarakham University, Technological Plasma Research Unit, Mahasarakham, 44150, THAILAND"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Mahasarakham University, Technological Plasma Research Unit, Mahasarakham, 44150, THAILAND","institution_ids":["https://openalex.org/I123096312"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060599462","display_name":"Artit Chingsungnoen","orcid":"https://orcid.org/0000-0003-3194-9254","observed_orcids":["https://orcid.org/0000-0003-3194-9254"]},"institutions":[{"id":"https://openalex.org/I123096312","display_name":"Mahasarakham University","ror":"https://ror.org/0453j3c58","country_code":"TH","type":"education","lineage":["https://openalex.org/I123096312"]}],"countries":["TH"],"is_corresponding":true,"raw_author_name":"Artit Chingsungnoen","raw_affiliation_strings":["Department of Physics, Mahasarakham University, Faculty of Science, Khamriang Sub-District,, Kantarawichai District,, Maha Sarakham, 44150, THAILAND"],"raw_orcid":"https://orcid.org/0000-0003-3194-9254","affiliations":[{"raw_affiliation_string":"Department of Physics, Mahasarakham University, Faculty of Science, Khamriang Sub-District,, Kantarawichai District,, Maha Sarakham, 44150, THAILAND","institution_ids":["https://openalex.org/I123096312"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082731376","display_name":"Phitsanu Poolcharuansin","orcid":"https://orcid.org/0000-0001-9650-9888","observed_orcids":["https://orcid.org/0000-0001-9650-9888"]},"institutions":[{"id":"https://openalex.org/I123096312","display_name":"Mahasarakham University","ror":"https://ror.org/0453j3c58","country_code":"TH","type":"education","lineage":["https://openalex.org/I123096312"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Phitsanu Poolcharounsin","raw_affiliation_strings":["Department of Physics, Mahasarakham University, Technological Plasma Research Unit, Mahasarakham, 44150, THAILAND"],"raw_orcid":"https://orcid.org/0000-0001-9650-9888","affiliations":[{"raw_affiliation_string":"Department of Physics, Mahasarakham University, Technological Plasma Research Unit, Mahasarakham, 44150, THAILAND","institution_ids":["https://openalex.org/I123096312"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071843705","display_name":"Chavin Jongwannasiri","orcid":"https://orcid.org/0000-0002-3169-2789","observed_orcids":["https://orcid.org/0000-0002-3169-2789"]},"institutions":[{"id":"https://openalex.org/I4405255716","display_name":"Chulabhorn Royal Academy","ror":"https://ror.org/03b5p6e80","country_code":"TH","type":"education","lineage":["https://openalex.org/I4405255716"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Chavin Jongwannasiri","raw_affiliation_strings":["Princess Srisavangavadhana College of Medicine, Chulabhorn Royal Academy, 906 Kamphaeng Phet 6 Rd,, Khwaeng Talat Bang Khen, Bangkok, Laksi, 10210, THAILAND"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Princess Srisavangavadhana College of Medicine, Chulabhorn Royal Academy, 906 Kamphaeng Phet 6 Rd,, Khwaeng Talat Bang Khen, Bangkok, Laksi, 10210, THAILAND","institution_ids":["https://openalex.org/I4405255716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020995341","display_name":"Chawan Manaspon","orcid":"https://orcid.org/0000-0001-8961-7901","observed_orcids":["https://orcid.org/0000-0001-8961-7901"]},"institutions":[{"id":"https://openalex.org/I48076826","display_name":"Chiang Mai University","ror":"https://ror.org/05m2fqn25","country_code":"TH","type":"education","lineage":["https://openalex.org/I48076826"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Chawan Manaspon","raw_affiliation_strings":["Chiang Mai University, Biomedical Engineering Institute, Chiang Mai, 50200, THAILAND"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiang Mai University, Biomedical Engineering Institute, Chiang Mai, 50200, THAILAND","institution_ids":["https://openalex.org/I48076826"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037145201","display_name":"Suruk Udomsom","orcid":"https://orcid.org/0000-0001-5835-3907","observed_orcids":["https://orcid.org/0000-0001-5835-3907"]},"institutions":[{"id":"https://openalex.org/I48076826","display_name":"Chiang Mai University","ror":"https://ror.org/05m2fqn25","country_code":"TH","type":"education","lineage":["https://openalex.org/I48076826"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Suruk Udomsom","raw_affiliation_strings":["Chiang Mai University, Biomedical Engineering Institute, Chiang Mai, 50200, THAILAND"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiang Mai University, Biomedical Engineering Institute, Chiang Mai, 50200, THAILAND","institution_ids":["https://openalex.org/I48076826"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037750077","display_name":"Yasuharu Ohgoe","orcid":"https://orcid.org/0000-0002-0904-9287","observed_orcids":["https://orcid.org/0000-0002-0904-9287"]},"institutions":[{"id":"https://openalex.org/I165522056","display_name":"Tokyo Denki University","ror":"https://ror.org/01pa62v70","country_code":"JP","type":"education","lineage":["https://openalex.org/I165522056"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yasuharu Ohgoe","raw_affiliation_strings":["Department of Science and Engineering, Tokyo Denki University, Division of Electronic Engineering, Chiyoda-ku, Saitama, 101-8457, JAPAN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Science and Engineering, Tokyo Denki University, Division of Electronic Engineering, Chiyoda-ku, Saitama, 101-8457, JAPAN","institution_ids":["https://openalex.org/I165522056"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5060599462"],"corresponding_institution_ids":["https://openalex.org/I123096312"],"apc_list":{"value":1790,"currency":"USD","value_usd":1790},"apc_paid":{"value":1790,"currency":"USD","value_usd":1790},"fwci":0.5727,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.56020949,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":96},"biblio":{"volume":"10","issue":"11","first_page":"116505","last_page":"116505"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13470","display_name":"Surface Treatment and Coatings","score":0.9657999873161316,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13470","display_name":"Surface Treatment and Coatings","score":0.9657999873161316,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"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/T11442","display_name":"Titanium Alloys Microstructure and Properties","score":0.0203000009059906,"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/T12106","display_name":"Surface Treatment and Residual Stress","score":0.002400000113993883,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ti-6al-4v","display_name":"Ti-6Al-4V","score":0.9160000085830688},{"id":"https://openalex.org/keywords/plasma-nitriding","display_name":"plasma nitriding","score":0.9900000095367432},{"id":"https://openalex.org/keywords/corrosion-resistance","display_name":"corrosion resistance","score":0.5789999961853027},{"id":"https://openalex.org/keywords/surface-hardness","display_name":"surface hardness","score":0.6600000262260437},{"id":"https://openalex.org/keywords/surface-roughness","display_name":"surface roughness","score":0.8450000286102295},{"id":"https://openalex.org/keywords/water-contact-angle","display_name":"water contact angle","score":0.902999997138977},{"id":"https://openalex.org/keywords/work-of-adhesion","display_name":"work of adhesion","score":0.8769999742507935},{"id":"https://openalex.org/keywords/specific-wear-rate","display_name":"specific wear rate","score":0.8289999961853027},{"id":"https://openalex.org/keywords/friction-coefficient","display_name":"friction coefficient","score":0.9729999899864197},{"id":"https://openalex.org/keywords/artificial-saliva","display_name":"artificial saliva","score":0.5920000076293945},{"id":"https://openalex.org/keywords/biomedical-implants","display_name":"biomedical implants","score":0.6620000004768372}],"concepts":[{"id":"https://openalex.org/C13862629","wikidata":"https://www.wikidata.org/wiki/Q720899","display_name":"Nitriding","level":3,"score":0.9661190509796143},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.8460464477539062},{"id":"https://openalex.org/C42698342","wikidata":"https://www.wikidata.org/wiki/Q3236003","display_name":"Hardness","level":2,"score":0.5653694868087769},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.5418698191642761},{"id":"https://openalex.org/C2780026712","wikidata":"https://www.wikidata.org/wiki/Q37756","display_name":"Alloy","level":2,"score":0.5067000985145569},{"id":"https://openalex.org/C107365816","wikidata":"https://www.wikidata.org/wiki/Q114817","display_name":"Surface roughness","level":2,"score":0.4861714243888855},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.4754362106323242},{"id":"https://openalex.org/C82706917","wikidata":"https://www.wikidata.org/wiki/Q10251","display_name":"Plasma","level":2,"score":0.46545153856277466},{"id":"https://openalex.org/C525849907","wikidata":"https://www.wikidata.org/wiki/Q1096","display_name":"Tin","level":2,"score":0.4411683976650238},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.3434268832206726},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.15453875064849854},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.09541195631027222},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1088/2053-1591/ad06ff","doi":"https://doi.org/10.1088/2053-1591/ad06ff","is_oa":true,"landing_page_url":"https://doi.org/10.1088/2053-1591/ad06ff","pdf_url":null,"source":{"id":"https://openalex.org/S4210216311","display_name":"Materials Research Express","issn_l":"2053-1591","issn":["2053-1591"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Materials Research Express","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:ad0fa5bedc6c4d839b9657d993690ddd","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/ad0fa5bedc6c4d839b9657d993690ddd","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Materials Research Express, Vol 10, Iss 11, p 116505 (2023)","raw_type":"article"},{"id":"doi:10.60692/k43yh-jfd16","doi":"https://doi.org/10.60692/k43yh-jfd16","is_oa":true,"landing_page_url":"https://doi.org/10.60692/k43yh-jfd16","pdf_url":null,"source":{"id":"https://openalex.org/S7407051682","display_name":"Greater South Information System","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"},{"id":"doi:10.60692/t5dxd-2xq64","doi":"https://doi.org/10.60692/t5dxd-2xq64","is_oa":true,"landing_page_url":"https://doi.org/10.60692/t5dxd-2xq64","pdf_url":null,"source":{"id":"https://openalex.org/S7407051682","display_name":"Greater South Information System","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"doi:10.1088/2053-1591/ad06ff","doi":"https://doi.org/10.1088/2053-1591/ad06ff","is_oa":true,"landing_page_url":"https://doi.org/10.1088/2053-1591/ad06ff","pdf_url":null,"source":{"id":"https://openalex.org/S4210216311","display_name":"Materials Research Express","issn_l":"2053-1591","issn":["2053-1591"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Materials Research Express","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320324290","display_name":"Mahasarakham University","ror":"https://ror.org/0453j3c58"},{"id":"https://openalex.org/F4320329659","display_name":"Thailand Science Research and Innovation","ror":"https://ror.org/000025p04"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W827900931","https://openalex.org/W1967909406","https://openalex.org/W1971685393","https://openalex.org/W1976710015","https://openalex.org/W1976977345","https://openalex.org/W1978731963","https://openalex.org/W1984691668","https://openalex.org/W1991165840","https://openalex.org/W2002406289","https://openalex.org/W2005890599","https://openalex.org/W2013311905","https://openalex.org/W2015179472","https://openalex.org/W2021699276","https://openalex.org/W2023949042","https://openalex.org/W2027199386","https://openalex.org/W2039364952","https://openalex.org/W2043335784","https://openalex.org/W2048537131","https://openalex.org/W2063401697","https://openalex.org/W2072855560","https://openalex.org/W2074511660","https://openalex.org/W2074645682","https://openalex.org/W2079729537","https://openalex.org/W2081393645","https://openalex.org/W2086735713","https://openalex.org/W2086917164","https://openalex.org/W2088589912","https://openalex.org/W2089169386","https://openalex.org/W2093058293","https://openalex.org/W2096860610","https://openalex.org/W2111552293","https://openalex.org/W2118723206","https://openalex.org/W2156632121","https://openalex.org/W2281407350","https://openalex.org/W2324610737","https://openalex.org/W2341411610","https://openalex.org/W2418225851","https://openalex.org/W2512254435","https://openalex.org/W2560788419","https://openalex.org/W2890504465","https://openalex.org/W2904489489","https://openalex.org/W2912660223","https://openalex.org/W2913307861","https://openalex.org/W2981070018","https://openalex.org/W3033506575","https://openalex.org/W3034795778","https://openalex.org/W3081678730","https://openalex.org/W3123359169","https://openalex.org/W3204979678","https://openalex.org/W4251844173","https://openalex.org/W6660448283"],"related_works":["https://openalex.org/W2001923124","https://openalex.org/W7172291464","https://openalex.org/W3084263457","https://openalex.org/W3013601229","https://openalex.org/W2981070018","https://openalex.org/W2015179472","https://openalex.org/W2114899317","https://openalex.org/W4393126214","https://openalex.org/W4386251825","https://openalex.org/W2012511678"],"abstract_inverted_index":{"Abstract":[0],"In":[1],"this":[2],"work,":[3],"Ti-6Al-4V":[4],"alloy,":[5],"commonly":[6],"used":[7],"as":[8],"implant":[9],"material":[10],"in":[11,105,186,189,198,255],"biomedical":[12],"applications,":[13],"was":[14,22,42,49,56,62,73,113,214],"treated":[15],"by":[16,90],"plasma":[17,28,177],"nitriding.":[18],"The":[19,39,59,109,129,203],"nitriding":[20,60,71],"process":[21],"carried":[23],"out":[24],"using":[25,123],"an":[26,32,187],"N2-H2":[27],"(1000:500":[29],"sccm)":[30],"at":[31,64,81,217,246],"operating":[33],"pressure":[34],"of":[35,100,119,145,166,172,201,208,222,232,235],"about":[36,43,50,120,173],"866":[37],"Pa.":[38],"current":[40,253],"regulation":[41],"1.8":[44],"A,":[45],"the":[46,54,70,98,124,134,146,163,170,179,190,199,230,233,243,250,260],"negative":[47],"voltage":[48],"480\u2013500":[51],"V,":[52],"and":[53,69,86,102,195,213],"power":[55],"840\u2013940":[57],"W.":[58],"temperature":[61],"maintained":[63],"650":[65],"\u00b1":[66],"5":[67,121,174],"\u00b0C,":[68],"time":[72],"240":[74],"min.":[75],"Bipolar":[76],"pulse":[77,220],"frequencies":[78],"were":[79],"varied":[80],"25,":[82],"50,":[83],"100,":[84],"150,":[85],"200":[87],"kHz.":[88,224],"Analysis":[89],"grazing":[91],"incidence":[92],"x-ray":[93],"diffraction":[94],"spectrometer":[95],"(GI-XRD)":[96],"revealed":[97],"presence":[99],"\u03b4-TiN":[101],"\u03b5-Ti2N":[103],"phases":[104],"all":[106,133,209],"nitrided":[107,135,210,244],"samples.":[108],"hardness":[110,140],"depth":[111,118],"profile":[112],"measured":[114],"with":[115,153,229],"a":[116,138,196,218],"penetration":[117],"nm":[122],"enhanced":[125],"stiffness":[126],"procedure":[127],"(ESP).":[128],"results":[130],"showed":[131],"that":[132,144,154],"samples":[136,211],"had":[137],"surface":[139,171,180],"approximately":[141],"three":[142],"times":[143],"unnitrided":[147],"sample.":[148],"This":[149,225],"result":[150,226],"is":[151,227],"consistent":[152,228],"from":[155,169],"glow":[156],"discharge":[157],"emission":[158],"spectroscopy":[159],"(GD-OES),":[160],"which":[161],"confirmed":[162],"diffusion":[164],"distance":[165],"nitrogen":[167],"atoms":[168],"\u03bcm.":[175],"After":[176],"nitriding,":[178],"roughness":[181],"tended":[182],"to":[183],"increase,":[184],"resulting":[185],"increase":[188],"water":[191],"contact":[192],"angle":[193],"(WCA)":[194],"decrease":[197],"work":[200],"adhesion.":[202],"specific":[204],"wear":[205],"rate":[206],"(ball-on-disk)":[207],"decreased":[212],"significantly":[215],"lower":[216],"bipolar":[219],"frequency":[221],"50":[223,247],"stability":[231],"coefficient":[234],"friction":[236],"(COF)":[237],"after":[238],"6000":[239],"sliding":[240],"cycles.":[241],"Moreover,":[242],"sample":[245],"kHz":[248],"exhibited":[249],"lowest":[251],"corrosion":[252],"density":[254],"artificial":[256],"saliva":[257],"based":[258],"on":[259],"Tafel":[261],"potential":[262],"polarization":[263],"method.":[264]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2023-10-26T00:00:00"}