{"id":"https://openalex.org/W7213520649","doi":"https://doi.org/10.48550/arxiv.2609.18332","title":"Direct observation of phonon mode with an antisymmetric Raman tensor","display_name":"Direct observation of phonon mode with an antisymmetric Raman tensor","publication_year":2026,"publication_date":"2026-09-16","ids":{"openalex":"https://openalex.org/W7213520649","doi":"https://doi.org/10.48550/arxiv.2609.18332"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.18332","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.18332","pdf_url":"https://arxiv.org/pdf/2609.18332","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/2609.18332","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011019170","display_name":"Shangfei Wu","orcid":"https://orcid.org/0000-0002-3729-9961","observed_orcids":["https://orcid.org/0000-0002-3729-9961"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wu, Shangfei","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153415812","display_name":"Shang Ren","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ren, Shang","raw_affiliation_strings":["Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133373984","display_name":"Kai Du","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Du, Kai","raw_affiliation_strings":["Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","Keck Center for Quantum Magnetism , Rutgers University , Piscataway , New Jersey 08854 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]},{"raw_affiliation_string":"Keck Center for Quantum Magnetism , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068843689","display_name":"Xianghan Xu","orcid":"https://orcid.org/0000-0001-6854-300X","observed_orcids":["https://orcid.org/0000-0001-6854-300X"]},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xu, Xianghan","raw_affiliation_strings":["Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","Keck Center for Quantum Magnetism , Rutgers University , Piscataway , New Jersey 08854 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]},{"raw_affiliation_string":"Keck Center for Quantum Magnetism , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5146856856","display_name":"Sang-Wook Cheong","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Cheong, Sang-Wook","raw_affiliation_strings":["Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","Keck Center for Quantum Magnetism , Rutgers University , Piscataway , New Jersey 08854 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]},{"raw_affiliation_string":"Keck Center for Quantum Magnetism , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000393220","display_name":"David H. Vanderbilt","orcid":"https://orcid.org/0000-0002-2465-9091","observed_orcids":["https://orcid.org/0000-0002-2465-9091"]},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vanderbilt, David","raw_affiliation_strings":["Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081671534","display_name":"G. Blumberg","orcid":"https://orcid.org/0000-0003-0388-8327","observed_orcids":["https://orcid.org/0000-0003-0388-8327"]},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]},{"id":"https://openalex.org/I31528381","display_name":"National Institute of Chemical Physics and Biophysics","ror":"https://ror.org/03eqd4a41","country_code":"EE","type":"facility","lineage":["https://openalex.org/I31528381"]}],"countries":["EE","US"],"is_corresponding":false,"raw_author_name":"Blumberg, Girsh","raw_affiliation_strings":["Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","National Institute of Chemical Physics and Biophysics , 12618 Tallinn , Estonia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , Rutgers University , Piscataway , New Jersey 08854 , USA","institution_ids":["https://openalex.org/I102322142"]},{"raw_affiliation_string":"National Institute of Chemical Physics and Biophysics , 12618 Tallinn , Estonia","institution_ids":["https://openalex.org/I31528381"]}]}],"institutions":[],"countries_distinct_count":2,"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/T11682","display_name":"Advanced Condensed Matter Physics","score":0.9916999936103821,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11682","display_name":"Advanced Condensed Matter Physics","score":0.9916999936103821,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10657","display_name":"Topological Materials and Phenomena","score":0.002400000113993883,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10049","display_name":"Magnetic properties of thin films","score":0.002300000051036477,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/phonon-angular-momentum","display_name":"phonon angular momentum","score":0.9629999995231628},{"id":"https://openalex.org/keywords/chiral-phonons","display_name":"chiral phonons","score":0.8999999761581421},{"id":"https://openalex.org/keywords/cr2o3","display_name":"Cr2O3","score":0.9279999732971191},{"id":"https://openalex.org/keywords/polarized-raman-spectroscopy","display_name":"polarized Raman spectroscopy","score":0.9269999861717224},{"id":"https://openalex.org/keywords/spin-lattice-coupling","display_name":"spin-lattice coupling","score":0.6159999966621399}],"concepts":[{"id":"https://openalex.org/C24169881","wikidata":"https://www.wikidata.org/wiki/Q186608","display_name":"Phonon","level":2,"score":0.8222000002861023},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.7660999894142151},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6342999935150146},{"id":"https://openalex.org/C152401794","wikidata":"https://www.wikidata.org/wiki/Q583760","display_name":"Antisymmetric relation","level":2,"score":0.5794000029563904},{"id":"https://openalex.org/C40003534","wikidata":"https://www.wikidata.org/wiki/Q862228","display_name":"Raman spectroscopy","level":2,"score":0.5767999887466431},{"id":"https://openalex.org/C2778870898","wikidata":"https://www.wikidata.org/wiki/Q7577658","display_name":"Spins","level":2,"score":0.5090000033378601},{"id":"https://openalex.org/C2779886137","wikidata":"https://www.wikidata.org/wiki/Q21030012","display_name":"Symmetry (geometry)","level":2,"score":0.43700000643730164},{"id":"https://openalex.org/C155355069","wikidata":"https://www.wikidata.org/wiki/Q575224","display_name":"Antiferromagnetism","level":2,"score":0.4361000061035156},{"id":"https://openalex.org/C169573571","wikidata":"https://www.wikidata.org/wiki/Q466824","display_name":"Raman scattering","level":3,"score":0.41510000824928284},{"id":"https://openalex.org/C2775859700","wikidata":"https://www.wikidata.org/wiki/Q568855","display_name":"Helicity","level":2,"score":0.36230000853538513},{"id":"https://openalex.org/C155675718","wikidata":"https://www.wikidata.org/wiki/Q161254","display_name":"Angular momentum","level":2,"score":0.35440000891685486},{"id":"https://openalex.org/C109496249","wikidata":"https://www.wikidata.org/wiki/Q657009","display_name":"Wave vector","level":2,"score":0.33980000019073486},{"id":"https://openalex.org/C205309187","wikidata":"https://www.wikidata.org/wiki/Q903528","display_name":"Coherent anti-Stokes Raman spectroscopy","level":4,"score":0.3312000036239624},{"id":"https://openalex.org/C33026886","wikidata":"https://www.wikidata.org/wiki/Q593950","display_name":"Rotational symmetry","level":2,"score":0.322299987077713},{"id":"https://openalex.org/C155281189","wikidata":"https://www.wikidata.org/wiki/Q3518150","display_name":"Tensor (intrinsic definition)","level":2,"score":0.3208000063896179},{"id":"https://openalex.org/C52687443","wikidata":"https://www.wikidata.org/wiki/Q7646004","display_name":"Surface phonon","level":3,"score":0.3043999969959259},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.30309998989105225},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.2996000051498413},{"id":"https://openalex.org/C67503058","wikidata":"https://www.wikidata.org/wiki/Q1325769","display_name":"Antisymmetric tensor","level":3,"score":0.2921999990940094},{"id":"https://openalex.org/C2781204021","wikidata":"https://www.wikidata.org/wiki/Q6497091","display_name":"Lattice (music)","level":2,"score":0.2874000072479248},{"id":"https://openalex.org/C5534955","wikidata":"https://www.wikidata.org/wiki/Q7661343","display_name":"Symmetry operation","level":3,"score":0.27709999680519104}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.18332","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.18332","pdf_url":"https://arxiv.org/pdf/2609.18332","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.2609.18332","doi":"https://doi.org/10.48550/arxiv.2609.18332","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.18332","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:2609.18332","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.18332","pdf_url":"https://arxiv.org/pdf/2609.18332","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":[{"id":"https://openalex.org/G1474706160","display_name":"NSF-BSF: Spectroscopy of excitonic insulators with direct gap","funder_award_id":"2105001","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G1784370599","display_name":"Theory and application of Berry phase methods in solids","funder_award_id":"2421895","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G2764489136","display_name":null,"funder_award_id":"12404548","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3883549842","display_name":null,"funder_award_id":"DMR-2421895","funder_id":"https://openalex.org/F4320337367","funder_display_name":"Division of Materials Research"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320306159","display_name":"W. M. Keck Foundation","ror":"https://ror.org/000dswa46"},{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320329775","display_name":"Beijing Academy of Quantum Information Sciences","ror":"https://ror.org/04nqf9k60"},{"id":"https://openalex.org/F4320337367","display_name":"Division of Materials Research","ror":"https://ror.org/01pc7k308"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7213520649.pdf","grobid_xml":"https://content.openalex.org/works/W7213520649.grobid-xml"},"referenced_works_count":55,"referenced_works":["https://openalex.org/W1608762515","https://openalex.org/W1966168305","https://openalex.org/W1970127494","https://openalex.org/W1978434687","https://openalex.org/W1986731219","https://openalex.org/W1991778281","https://openalex.org/W2010496940","https://openalex.org/W2046911764","https://openalex.org/W2052637367","https://openalex.org/W2052928322","https://openalex.org/W2058305375","https://openalex.org/W2064934283","https://openalex.org/W2065678885","https://openalex.org/W2069724512","https://openalex.org/W2076048427","https://openalex.org/W2082523350","https://openalex.org/W2083222334","https://openalex.org/W2204265086","https://openalex.org/W2328771943","https://openalex.org/W2402372088","https://openalex.org/W2553644068","https://openalex.org/W2696429264","https://openalex.org/W2736195552","https://openalex.org/W2787217498","https://openalex.org/W2903647669","https://openalex.org/W2904049054","https://openalex.org/W2988403335","https://openalex.org/W3008288270","https://openalex.org/W3042118259","https://openalex.org/W3185707187","https://openalex.org/W4210461376","https://openalex.org/W4221143182","https://openalex.org/W4379768080","https://openalex.org/W4388520583","https://openalex.org/W4392553705","https://openalex.org/W4392602467","https://openalex.org/W4394578239","https://openalex.org/W4402169581","https://openalex.org/W4403534408","https://openalex.org/W4403758626","https://openalex.org/W4406753552","https://openalex.org/W4408399174","https://openalex.org/W4410299131","https://openalex.org/W4410437929","https://openalex.org/W4410589189","https://openalex.org/W4414429216","https://openalex.org/W4415109316","https://openalex.org/W4416892283","https://openalex.org/W4417024324","https://openalex.org/W4417268028","https://openalex.org/W7119040281","https://openalex.org/W7133240543","https://openalex.org/W7134245959","https://openalex.org/W7206175233","https://openalex.org/W7222359639"],"related_works":["https://openalex.org/W4417268028","https://openalex.org/W7129644176","https://openalex.org/W6999262579","https://openalex.org/W7135059629","https://openalex.org/W4392702273","https://openalex.org/W7158047687","https://openalex.org/W3209593382","https://openalex.org/W7144544822","https://openalex.org/W7154986525","https://openalex.org/W7090269664"],"abstract_inverted_index":{"Phonon":[0],"angular":[1,49],"momentum,":[2],"characterized":[3],"by":[4,110],"circular":[5],"or":[6],"elliptical":[7,106],"motion":[8,107],"of":[9,72,75,93,127,138],"atoms,":[10],"plays":[11],"a":[12,52,84,158,175],"decisive":[13],"role":[14],"in":[15,51,59,62,88,95,141,174],"diverse":[16],"phenomena,":[17],"ranging":[18],"from":[19],"the":[20,60,63,70,89,96,105,136,146,152,163],"phonon":[21,24,37,48,65,76,85,112,167],"Hall":[22],"effect,":[23,29],"magnetic":[25],"moment,":[26],"Einstein-de":[27],"Haas":[28],"Weyl":[30],"phonons,":[31],"and":[32,104,118],"driven":[33],"chiral":[34,64,91],"phonons.":[35],"The":[36],"modes":[38,168],"with":[39,169],"an":[40,46,121,170],"antisymmetric":[41,171],"Raman":[42,80,132,172],"tensor,":[43],"which":[44,114],"carry":[45],"intrinsic":[47],"momentum":[50],"pseudovector":[53,176],"symmetry":[54,98,149,177],"channel,":[55],"have":[56],"been":[57],"overlooked":[58],"past":[61],"community.":[66],"Here,":[67],"we":[68],"report":[69],"detection":[71],"this":[73],"type":[74],"mode":[77,130],"using":[78],"polarization-resolved":[79],"spectroscopy.":[81],"We":[82],"observe":[83],"at":[86],"266cm$^{-1}$":[87],"antiferromagnetic":[90],"phase":[92],"Cr$_2$O$_3$":[94,142],"$A_2$-pseudovector":[97],"channel.":[99,178],"This":[100,129],"$A_2$":[101,166],"mode's":[102],"frequency":[103],"are":[108],"captured":[109],"first-principles":[111],"calculations,":[113],"treat":[115],"both":[116],"lattice":[117],"spins":[119],"on":[120],"equal":[122],"footing":[123],"as":[124],"'slow'":[125],"degrees":[126],"freedom.":[128],"gets":[131],"activity":[133],"due":[134],"to":[135,151,161],"presence":[137],"Cr":[139],"vacancies":[140],"that":[143],"locally":[144],"break":[145],"twofold":[147],"rotational":[148],"perpendicular":[150],"threefold":[153],"axis.":[154],"Our":[155],"results":[156],"provide":[157],"new":[159],"way":[160],"detect":[162],"novel":[164],"symmetry-forbidden":[165],"tensor":[173]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-09-18T00:00:00"}
