{"id":"https://openalex.org/W7223822145","doi":"https://doi.org/10.48550/arxiv.2610.33680","title":"Effect of niobium doping on the local structure and oxidation state of Co atoms in SrTiO$_3$","display_name":"Effect of niobium doping on the local structure and oxidation state of Co atoms in SrTiO$_3$","publication_year":2026,"publication_date":"2026-10-24","ids":{"openalex":"https://openalex.org/W7223822145","doi":"https://doi.org/10.48550/arxiv.2610.33680"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.33680","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.33680","pdf_url":"https://arxiv.org/pdf/2610.33680","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2610.33680","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5159834635","display_name":"A. I. Lebedev","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19880235","display_name":"Lomonosov Moscow State University","ror":"https://ror.org/010pmpe69","country_code":"RU","type":"education","lineage":["https://openalex.org/I19880235"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Lebedev, A. I.","raw_affiliation_strings":["Physics Department , Lomonosov Moscow State University , 119991 Moscow , Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Physics Department , Lomonosov Moscow State University , 119991 Moscow , Russia","institution_ids":["https://openalex.org/I19880235"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074293045","display_name":"Irina A. Sluchinskaya","orcid":"https://orcid.org/0000-0002-9198-5671","observed_orcids":["https://orcid.org/0000-0002-9198-5671"]},"institutions":[{"id":"https://openalex.org/I19880235","display_name":"Lomonosov Moscow State University","ror":"https://ror.org/010pmpe69","country_code":"RU","type":"education","lineage":["https://openalex.org/I19880235"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Sluchinskaya, I. A.","raw_affiliation_strings":["Physics Department , Lomonosov Moscow State University , 119991 Moscow , Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Physics Department , Lomonosov Moscow State University , 119991 Moscow , Russia","institution_ids":["https://openalex.org/I19880235"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I19880235"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"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/T12588","display_name":"Electronic and Structural Properties of Oxides","score":0.6528000235557556,"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/T12588","display_name":"Electronic and Structural Properties of Oxides","score":0.6528000235557556,"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/T10607","display_name":"Magnetic and transport properties of perovskites and related materials","score":0.305400013923645,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T11733","display_name":"X-ray Spectroscopy and Fluorescence Analysis","score":0.00839999970048666,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/srtio3","display_name":"SrTiO3","score":0.9409999847412109},{"id":"https://openalex.org/keywords/cobalt-doping","display_name":"cobalt doping","score":0.9340000152587891},{"id":"https://openalex.org/keywords/nb-doping","display_name":"niobium doping","score":0.9980000257492065},{"id":"https://openalex.org/keywords/cobalt-oxidation-state","display_name":"cobalt oxidation state","score":0.8460000157356262},{"id":"https://openalex.org/keywords/co-o-bond-length","display_name":"Co-O bond length","score":0.7289999723434448},{"id":"https://openalex.org/keywords/oxygen-vacancies","display_name":"oxygen vacancies","score":0.7730000019073486},{"id":"https://openalex.org/keywords/electrostatic-interactions","display_name":"electrostatic interactions","score":0.6779999732971191},{"id":"https://openalex.org/keywords/lattice-parameters","display_name":"lattice parameters","score":0.5479999780654907},{"id":"https://openalex.org/keywords/perovskite-oxides","display_name":"perovskite oxides","score":0.7839999794960022}],"concepts":[{"id":"https://openalex.org/C515602321","wikidata":"https://www.wikidata.org/wiki/Q740","display_name":"Cobalt","level":2,"score":0.7387999892234802},{"id":"https://openalex.org/C71987851","wikidata":"https://www.wikidata.org/wiki/Q7216430","display_name":"Impurity","level":2,"score":0.6837000250816345},{"id":"https://openalex.org/C57863236","wikidata":"https://www.wikidata.org/wiki/Q1130571","display_name":"Doping","level":2,"score":0.6561999917030334},{"id":"https://openalex.org/C507968137","wikidata":"https://www.wikidata.org/wiki/Q1046","display_name":"Niobium","level":2,"score":0.6367999911308289},{"id":"https://openalex.org/C150244406","wikidata":"https://www.wikidata.org/wiki/Q4384383","display_name":"X-ray absorption fine structure","level":3,"score":0.6121000051498413},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5568000078201294},{"id":"https://openalex.org/C58312451","wikidata":"https://www.wikidata.org/wiki/Q4817200","display_name":"Atom (system on chip)","level":2,"score":0.48170000314712524},{"id":"https://openalex.org/C54553102","wikidata":"https://www.wikidata.org/wiki/Q242657","display_name":"Magnetic moment","level":2,"score":0.46540001034736633},{"id":"https://openalex.org/C32891209","wikidata":"https://www.wikidata.org/wiki/Q483666","display_name":"Spectroscopy","level":2,"score":0.42399999499320984},{"id":"https://openalex.org/C540031477","wikidata":"https://www.wikidata.org/wiki/Q629","display_name":"Oxygen","level":2,"score":0.4115000069141388},{"id":"https://openalex.org/C2778591166","wikidata":"https://www.wikidata.org/wiki/Q484152","display_name":"Oxidation state","level":3,"score":0.3887999951839447},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.3693999946117401},{"id":"https://openalex.org/C2986090443","wikidata":"https://www.wikidata.org/wiki/Q77870413","display_name":"Local structure","level":2,"score":0.3476000130176544},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.3327000141143799},{"id":"https://openalex.org/C86025842","wikidata":"https://www.wikidata.org/wiki/Q5358432","display_name":"Electronic structure","level":2,"score":0.3278000056743622},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.3190999925136566},{"id":"https://openalex.org/C2778205538","wikidata":"https://www.wikidata.org/wiki/Q230895","display_name":"Local density of states","level":2,"score":0.3005000054836273},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2994999885559082},{"id":"https://openalex.org/C2994492776","wikidata":"https://www.wikidata.org/wiki/Q629","display_name":"Oxygen atom","level":3,"score":0.2955000102519989},{"id":"https://openalex.org/C2781204021","wikidata":"https://www.wikidata.org/wiki/Q6497091","display_name":"Lattice (music)","level":2,"score":0.2930999994277954},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.2808000147342682},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.271699994802475},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.2685999870300293},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.25940001010894775}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.33680","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.33680","pdf_url":"https://arxiv.org/pdf/2610.33680","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2610.33680","doi":"https://doi.org/10.48550/arxiv.2610.33680","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.33680","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2610.33680","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.33680","pdf_url":"https://arxiv.org/pdf/2610.33680","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7223822145.pdf","grobid_xml":"https://content.openalex.org/works/W7223822145.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2916237622","https://openalex.org/W2083717955","https://openalex.org/W2126275906","https://openalex.org/W2941139808","https://openalex.org/W2766130190","https://openalex.org/W2996691326","https://openalex.org/W1996821400","https://openalex.org/W1977239243","https://openalex.org/W1984676881","https://openalex.org/W7144951890"],"abstract_inverted_index":{"XAFS":[0],"spectroscopy":[1],"combined":[2],"with":[3,14,27,60,85,98],"first-principles":[4,61],"calculations":[5,90],"are":[6,67,74],"used":[7],"to":[8,41,53,69],"study":[9],"SrTiO$_3$":[10],"samples":[11,26],"simultaneously":[12],"doped":[13],"cobalt":[15,39,121],"and":[16,73],"niobium.":[17],"It":[18],"is":[19,44,144],"shown":[20,68],"that":[21,92],"additional":[22],"doping":[23,83],"of":[24,38,78,96,115,129,134],"the":[25,35,50,54,79,93,112,120,124,131,141],"Nb":[28,105],"donors":[29],"results":[30],"in":[31,34,49,58,111,123,140],"a":[32,108],"decrease":[33],"oxidation":[36],"state":[37],"atoms":[40,66,136],"+2,":[42],"which":[43],"accompanied":[45],"by":[46,103,137],"an":[47],"increase":[48],"Co--O":[51],"distance":[52],"nearest":[55],"oxygen":[56],"atoms,":[57],"agreement":[59],"calculations.":[62],"The":[63,76,127],"impurity":[64],"Co":[65,135],"occupy":[70],"Ti":[71],"sites":[72],"on-center.":[75],"suppression":[77],"oxygen-vacancy":[80],"formation":[81],"upon":[82],"SrTiO$_3$(Co)":[84],"niobium":[86],"was":[87],"revealed.":[88],"First-principles":[89],"indicate":[91],"Coulomb":[94],"interaction":[95],"ions":[97],"local":[99,113],"electric":[100],"fields":[101],"generated":[102],"non-isoelectronic":[104],"impurities":[106],"plays":[107],"decisive":[109],"role":[110],"distortions":[114],"atomic":[116],"positions":[117],"observed":[118],"around":[119],"atom":[122],"unit":[125],"cell.":[126],"possibility":[128],"controlling":[130],"magnetic":[132],"moment":[133],"intentional":[138],"change":[139],"lattice":[142],"parameter":[143],"demonstrated.":[145]},"counts_by_year":[],"updated_date":"2026-11-06T12:05:46.655746","created_date":"2026-10-28T00:00:00"}