{"id":"https://openalex.org/W48564423","doi":null,"title":"Etude par les methodes impulsionnelles de l'electroreduction des solutions de sels de niobium dans le bain naclkcl pur et additionne de fluorure de sodium","display_name":"Etude par les methodes impulsionnelles de l'electroreduction des solutions de sels de niobium dans le bain naclkcl pur et additionne de fluorure de sodium","publication_year":1993,"publication_date":"1993-01-01","ids":{"openalex":"https://openalex.org/W48564423","mag":"48564423"},"language":"fr","primary_location":{"id":"mag:48564423","doi":null,"is_oa":false,"landing_page_url":"http://www.theses.fr/1993PA066514","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"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/A5041147288","display_name":"Youssef Berghoute","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Y. Berghoute","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5041147288"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11947","display_name":"Molten salt chemistry and electrochemical processes","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11947","display_name":"Molten salt chemistry and electrochemical processes","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11200","display_name":"Electrodeposition and Electroless Coatings","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T11091","display_name":"Extraction and Separation Processes","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"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/electrochemical-reduction","display_name":"electrochemical reduction","score":0.7929999828338623},{"id":"https://openalex.org/keywords/nacl-kcl-melt","display_name":"NaCl-KCl melt","score":0.718999981880188},{"id":"https://openalex.org/keywords/sodium-fluoride","display_name":"sodium fluoride","score":0.6959999799728394},{"id":"https://openalex.org/keywords/charge-transfer-kinetics","display_name":"charge transfer kinetics","score":0.8209999799728394},{"id":"https://openalex.org/keywords/reaction-mechanism","display_name":"reaction mechanism","score":0.5009999871253967},{"id":"https://openalex.org/keywords/thermodynamic-analysis","display_name":"thermodynamic analysis","score":0.4580000042915344},{"id":"https://openalex.org/keywords/digital-simulation","display_name":"digital simulation","score":0.6100000143051147},{"id":"https://openalex.org/keywords/fluoride","display_name":"fluoride","score":0.4390000104904175},{"id":"https://openalex.org/keywords/niobium-oxidation-state","display_name":"niobium oxidation state","score":0.6209999918937683},{"id":"https://openalex.org/keywords/deposit-morphology","display_name":"deposit morphology","score":0.4749999940395355},{"id":"https://openalex.org/keywords/overvoltage","display_name":"overvoltage","score":0.5410000085830688}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6393845081329346},{"id":"https://openalex.org/C507968137","wikidata":"https://www.wikidata.org/wiki/Q1046","display_name":"Niobium","level":2,"score":0.6002269983291626},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.41264158487319946},{"id":"https://openalex.org/C15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","level":1,"score":0.35528498888015747},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.33471155166625977},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.08130386471748352},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0372355580329895}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:48564423","doi":null,"is_oa":false,"landing_page_url":"http://www.theses.fr/1993PA066514","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2061603975","https://openalex.org/W637189724","https://openalex.org/W2591447936","https://openalex.org/W1606343252","https://openalex.org/W2160176140","https://openalex.org/W3024061626","https://openalex.org/W2070295585","https://openalex.org/W2966014561","https://openalex.org/W2912666995","https://openalex.org/W3148315496"],"abstract_inverted_index":{"L'etude":[0],"par":[1,59,69,120],"les":[2,54,78,113],"techniques":[3],"electrochimiques":[4],"impulsionnelles":[5],"de":[6,11,13,15,27,62,64,72,76,83,89,107,126,140,152,162,166,181,193,195,197,216,222,230],"la":[7,40,60,84,135,182,210,217],"reduction":[8,136],"des":[9,67,70,191,227],"solutions":[10,192],"sels":[12,163,194],"niobium":[14,139,144,155,165,196],"degre":[16,90,127,141,167,198],"d'oxydation":[17,91,115,128,168,199],"cinq":[18,92,169],"dans":[19,25,122],"le":[20],"melange":[21],"equimolaire":[22],"naclkcl":[23],"pur":[24],"l'intervalle":[26],"temperature":[28,97],"943-1173":[29],"k":[30],"montre":[31],"que":[32],"cette":[33],"reaction":[34,85],"s'effectue":[35],"en":[36,43,143,171,204],"quatre":[37,142,202],"etapes":[38,50],"dont":[39],"derniere":[41],"met":[42],"jeu":[44],"deux":[45,48,55],"electrons.":[46],"Les":[47,87],"premieres":[49],"sont":[51,57,93],"reversibles":[52],"et":[53,81,102,118,132,175],"dernieres":[56],"controlees":[58],"cinetique":[61],"transfert":[63],"charge.":[65],"L'analyse":[66],"resultats":[68],"methodes":[71],"simulation":[73],"digitale":[74],"permet":[75,225],"connaitre":[77],"grandeurs":[79],"thermodynamiques":[80],"cinetiques":[82],"electrochimique.":[86],"especes":[88],"instables":[94],"a":[95,99,160,189],"haute":[96],"(superieure":[98],"1023":[100],"k)":[101],"se":[103],"reduisent":[104],"avec":[105],"degagement":[106],"chlore.":[108],"L'ajout":[109],"d'ions":[110,206],"fluorure":[111],"stabilise":[112],"degres":[114],"superieurs":[116],"(quatre":[117],"cinq);":[119],"contre,":[121],"ce":[123],"cas,":[124],"l'espece":[125],"trois":[129,200],"devient":[130],"instable,":[131],"l'on":[133],"observe":[134],"directe":[137],"du":[138,154,164,184,212],"metallique.":[145,156],"Dans":[146],"ces":[147],"bains,":[148],"il":[149],"est":[150,170,186],"possible":[151],"deposer":[153],"Le":[157],"depot":[158,185],"obtenu":[159],"partir":[161,190],"general":[172],"mal":[173],"cristallise":[174],"peu":[176],"adherent.":[177],"Une":[178],"amelioration":[179],"sensible":[180],"qualite":[183,232],"obtenue":[187],"soit":[188,203],"ou":[201],"presence":[205],"fluorure.":[207],"En":[208],"outre,":[209],"morphologie":[211],"metal":[213],"depose":[214],"depend":[215],"surtension":[218],"appliquee,":[219],"ainsi":[220],"l'utilisation":[221],"courants":[223],"pulses":[224],"d'obtenir":[226],"depots":[228],"coherents":[229],"bonne":[231]},"counts_by_year":[],"updated_date":"2026-10-01T08:54:57.152042","created_date":"2016-06-24T00:00:00"}