{"id":"https://openalex.org/W7212066596","doi":"https://doi.org/10.48550/arxiv.2609.07219","title":"Angular compliance, not amplitude, governs the dielectric response of BaTiO3","display_name":"Angular compliance, not amplitude, governs the dielectric response of BaTiO3","publication_year":2026,"publication_date":"2026-09-07","ids":{"openalex":"https://openalex.org/W7212066596","doi":"https://doi.org/10.48550/arxiv.2609.07219"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.07219","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.07219","pdf_url":"https://arxiv.org/pdf/2609.07219","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/2609.07219","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018595269","display_name":"Ryotaro Sahashi","orcid":"https://orcid.org/0009-0009-2590-6806","observed_orcids":["https://orcid.org/0009-0009-2590-6806"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Sahashi, Ryotaro","raw_affiliation_strings":["Department of Materials Engineering , The University of Tokyo , Tokyo , Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Materials Engineering , The University of Tokyo , Tokyo , Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132583884","display_name":"Po-Yen Chen","orcid":"https://orcid.org/0009-0001-8608-4721","observed_orcids":["https://orcid.org/0009-0001-8608-4721"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Chen, Po-Yen","raw_affiliation_strings":["Department of Materials Engineering , The University of Tokyo , Tokyo , Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Materials Engineering , The University of Tokyo , Tokyo , Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017080558","display_name":"Teruyasu Mizoguchi","orcid":"https://orcid.org/0000-0003-3712-7307","observed_orcids":["https://orcid.org/0000-0003-3712-7307"]},"institutions":[{"id":"https://openalex.org/I4405287318","display_name":"Institute of Industrial Science, The University of Tokyo","ror":"https://ror.org/04t6zpd80","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Mizoguchi, Teruyasu","raw_affiliation_strings":["Department of Materials Engineering , The University of Tokyo , Tokyo , Japan","Institute of Industrial Science , The University of Tokyo , Tokyo , Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Materials Engineering , The University of Tokyo , Tokyo , Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Institute of Industrial Science , The University of Tokyo , Tokyo , Japan","institution_ids":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"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/T10107","display_name":"Ferroelectric and Piezoelectric Materials","score":0.9854000210762024,"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/T10107","display_name":"Ferroelectric and Piezoelectric Materials","score":0.9854000210762024,"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/T11608","display_name":"Dielectric materials and actuators","score":0.007799999788403511,"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/T10886","display_name":"Multiferroics and related materials","score":0.00139999995008111,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/barium-titanate","display_name":"barium titanate","score":0.9039999842643738},{"id":"https://openalex.org/keywords/dielectric-response","display_name":"dielectric response","score":0.796999990940094},{"id":"https://openalex.org/keywords/machine-learning-interatomic-potentials","display_name":"machine learning interatomic potentials","score":0.9850000143051147},{"id":"https://openalex.org/keywords/dielectric-constant","display_name":"dielectric constant","score":0.7239999771118164},{"id":"https://openalex.org/keywords/biaxial-strain","display_name":"biaxial strain","score":0.972000002861023},{"id":"https://openalex.org/keywords/temperature-dependence","display_name":"temperature dependence","score":0.765999972820282},{"id":"https://openalex.org/keywords/local-structure","display_name":"local structure","score":0.3709999918937683}],"concepts":[{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7229999899864197},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.6571999788284302},{"id":"https://openalex.org/C133386390","wikidata":"https://www.wikidata.org/wiki/Q184996","display_name":"Dielectric","level":2,"score":0.6344000101089478},{"id":"https://openalex.org/C59593255","wikidata":"https://www.wikidata.org/wiki/Q901663","display_name":"Molecular dynamics","level":2,"score":0.6155999898910522},{"id":"https://openalex.org/C2987621370","wikidata":"https://www.wikidata.org/wiki/Q184996","display_name":"Dielectric response","level":3,"score":0.536300003528595},{"id":"https://openalex.org/C168651791","wikidata":"https://www.wikidata.org/wiki/Q211569","display_name":"Permittivity","level":3,"score":0.49959999322891235},{"id":"https://openalex.org/C2778022156","wikidata":"https://www.wikidata.org/wiki/Q576145","display_name":"Strain (injury)","level":2,"score":0.47380000352859497},{"id":"https://openalex.org/C74080474","wikidata":"https://www.wikidata.org/wiki/Q7305975","display_name":"Redistribution (election)","level":3,"score":0.42089998722076416},{"id":"https://openalex.org/C145912823","wikidata":"https://www.wikidata.org/wiki/Q113558","display_name":"Dynamics (music)","level":2,"score":0.4185999929904938},{"id":"https://openalex.org/C2986736532","wikidata":"https://www.wikidata.org/wiki/Q211569","display_name":"Dielectric permittivity","level":4,"score":0.3978999853134155},{"id":"https://openalex.org/C29705727","wikidata":"https://www.wikidata.org/wiki/Q294562","display_name":"Polar","level":2,"score":0.36340001225471497},{"id":"https://openalex.org/C2986090443","wikidata":"https://www.wikidata.org/wiki/Q77870413","display_name":"Local structure","level":2,"score":0.36309999227523804},{"id":"https://openalex.org/C91066073","wikidata":"https://www.wikidata.org/wiki/Q1417868","display_name":"Dielectric loss","level":3,"score":0.3091000020503998},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.30550000071525574},{"id":"https://openalex.org/C2779159579","wikidata":"https://www.wikidata.org/wiki/Q415484","display_name":"Barium titanate","level":3,"score":0.30230000615119934},{"id":"https://openalex.org/C121854251","wikidata":"https://www.wikidata.org/wiki/Q62932","display_name":"Elasticity (physics)","level":2,"score":0.2874999940395355},{"id":"https://openalex.org/C41999313","wikidata":"https://www.wikidata.org/wiki/Q489328","display_name":"Molecular physics","level":1,"score":0.26669999957084656},{"id":"https://openalex.org/C204366326","wikidata":"https://www.wikidata.org/wiki/Q3027650","display_name":"Deformation (meteorology)","level":2,"score":0.2615000009536743}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.07219","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.07219","pdf_url":"https://arxiv.org/pdf/2609.07219","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.2609.07219","doi":"https://doi.org/10.48550/arxiv.2609.07219","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.07219","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2609.07219","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.07219","pdf_url":"https://arxiv.org/pdf/2609.07219","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":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7212066596.pdf","grobid_xml":"https://content.openalex.org/works/W7212066596.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2090815315","https://openalex.org/W1982946366","https://openalex.org/W2047671028","https://openalex.org/W1970442767","https://openalex.org/W3029757059","https://openalex.org/W2043964634","https://openalex.org/W4280533354","https://openalex.org/W2001179858","https://openalex.org/W2990639781","https://openalex.org/W6884755458"],"abstract_inverted_index":{"Soft-mode":[0],"theory":[1],"specifies":[2],"a":[3,7,29,68,77],"frequency,":[4],"not":[5,47],"what":[6],"local":[8,44,56],"polar":[9],"unit":[10],"does.":[11],"What":[12],"real-space":[13,78],"motion":[14],"underlies":[15],"the":[16,36,39,55,72],"dielectric":[17,64],"response":[18],"of":[19,43],"BaTiO3":[20],"therefore":[21],"remains":[22],"unclear.":[23],"Using":[24],"electric-field-induced":[25],"molecular":[26],"dynamics":[27],"with":[28,71],"machine-learning":[30],"force":[31],"field,":[32],"we":[33],"show":[34],"that":[35],"permittivity":[37],"tracks":[38],"field-induced":[40],"angular":[41],"redistribution":[42],"Ti-O":[45],"off-centering,":[46],"its":[48],"magnitude.":[49],"Temperature":[50],"and":[51],"biaxial":[52],"strain":[53],"modify":[54],"structure":[57],"through":[58],"different":[59],"microscopic":[60],"routes,":[61],"yet":[62],"both":[63],"responses":[65],"collapse":[66],"onto":[67],"common":[69],"relation":[70],"same":[73],"orientational":[74],"descriptor,":[75],"providing":[76],"counterpart":[79],"to":[80],"soft-mode":[81],"behavior.":[82]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-09-10T00:00:00"}