{"id":"https://openalex.org/W7213600113","doi":"https://doi.org/10.48550/arxiv.2609.20639","title":"First-principles theory of phonon renormalization from nonlinear electron-phonon interactions","display_name":"First-principles theory of phonon renormalization from nonlinear electron-phonon interactions","publication_year":2026,"publication_date":"2026-09-17","ids":{"openalex":"https://openalex.org/W7213600113","doi":"https://doi.org/10.48550/arxiv.2609.20639"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.20639","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.20639","pdf_url":"https://arxiv.org/pdf/2609.20639","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/2609.20639","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044997387","display_name":"Florian Kluibenschedl","orcid":"https://orcid.org/0000-0003-4695-5526","observed_orcids":["https://orcid.org/0000-0003-4695-5526"]},"institutions":[{"id":"https://openalex.org/I157556583","display_name":"Institute of Science and Technology Austria","ror":"https://ror.org/03gnh5541","country_code":"AT","type":"education","lineage":["https://openalex.org/I157556583"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Kluibenschedl, Florian","raw_affiliation_strings":["Institute of Science and Technology Austria (ISTA) , Am Campus 1 , 3400 Klosterneuburg , Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Science and Technology Austria (ISTA) , Am Campus 1 , 3400 Klosterneuburg , Austria","institution_ids":["https://openalex.org/I157556583"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018123320","display_name":"Matthew Houtput","orcid":"https://orcid.org/0000-0002-7382-6132","observed_orcids":["https://orcid.org/0000-0002-7382-6132"]},"institutions":[{"id":"https://openalex.org/I149213910","display_name":"University of Antwerp","ror":"https://ror.org/008x57b05","country_code":"BE","type":"education","lineage":["https://openalex.org/I149213910"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Houtput, Matthew","raw_affiliation_strings":["Theory of Quantum Systems and Complex Systems , Universiteit Antwerpen , B-2000 Antwerpen , Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Theory of Quantum Systems and Complex Systems , Universiteit Antwerpen , B-2000 Antwerpen , Belgium","institution_ids":["https://openalex.org/I149213910"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027069941","display_name":"Jacques Tempere","orcid":"https://orcid.org/0000-0001-8814-6837","observed_orcids":["https://orcid.org/0000-0001-8814-6837"]},"institutions":[{"id":"https://openalex.org/I149213910","display_name":"University of Antwerp","ror":"https://ror.org/008x57b05","country_code":"BE","type":"education","lineage":["https://openalex.org/I149213910"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Tempere, Jacques","raw_affiliation_strings":["Theory of Quantum Systems and Complex Systems , Universiteit Antwerpen , B-2000 Antwerpen , Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Theory of Quantum Systems and Complex Systems , Universiteit Antwerpen , B-2000 Antwerpen , Belgium","institution_ids":["https://openalex.org/I149213910"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059112209","display_name":"Cesare Franchini","orcid":"https://orcid.org/0000-0002-7990-2984","observed_orcids":["https://orcid.org/0000-0002-7990-2984"]},"institutions":[{"id":"https://openalex.org/I129774422","display_name":"University of Vienna","ror":"https://ror.org/03prydq77","country_code":"AT","type":"education","lineage":["https://openalex.org/I129774422"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Franchini, Cesare","raw_affiliation_strings":["Department of Physics and Astronomy \"Augusto Righi\" ,","Faculty of Physics , Computational Materials Physics , University of Vienna , Kolingasse 14-16 , Vienna A-1090 , Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy \"Augusto Righi\" ,","institution_ids":[]},{"raw_affiliation_string":"Faculty of Physics , Computational Materials Physics , University of Vienna , Kolingasse 14-16 , Vienna A-1090 , Austria","institution_ids":["https://openalex.org/I129774422"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051104098","display_name":"Mikhail Lemeshko","orcid":"https://orcid.org/0000-0002-6990-7802","observed_orcids":["https://orcid.org/0000-0002-6990-7802"]},"institutions":[{"id":"https://openalex.org/I157556583","display_name":"Institute of Science and Technology Austria","ror":"https://ror.org/03gnh5541","country_code":"AT","type":"education","lineage":["https://openalex.org/I157556583"]},{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["AT","IT"],"is_corresponding":false,"raw_author_name":"Lemeshko, Mikhail","raw_affiliation_strings":["Alma Mater Studiorum - Universit\u00e0 di Bologna , Bologna , 40127 Italy","Institute of Science and Technology Austria (ISTA) , Am Campus 1 , 3400 Klosterneuburg , Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alma Mater Studiorum - Universit\u00e0 di Bologna , Bologna , 40127 Italy","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"Institute of Science and Technology Austria (ISTA) , Am Campus 1 , 3400 Klosterneuburg , Austria","institution_ids":["https://openalex.org/I157556583"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105837576","display_name":"Ragheed Alhyder","orcid":"https://orcid.org/0000-0002-0853-0714","observed_orcids":["https://orcid.org/0000-0002-0853-0714"]},"institutions":[{"id":"https://openalex.org/I157556583","display_name":"Institute of Science and Technology Austria","ror":"https://ror.org/03gnh5541","country_code":"AT","type":"education","lineage":["https://openalex.org/I157556583"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Alhyder, Ragheed","raw_affiliation_strings":["Institute of Science and Technology Austria (ISTA) , Am Campus 1 , 3400 Klosterneuburg , Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Science and Technology Austria (ISTA) , Am Campus 1 , 3400 Klosterneuburg , Austria","institution_ids":["https://openalex.org/I157556583"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"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/T10037","display_name":"Physics of Superconductivity and Magnetism","score":0.7099999785423279,"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/T10037","display_name":"Physics of Superconductivity and Magnetism","score":0.7099999785423279,"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/T10002","display_name":"Advanced Chemical Physics Studies","score":0.04230000078678131,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T12875","display_name":"Thermal Expansion and Ionic Conductivity","score":0.04179999977350235,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/phonon-renormalization","display_name":"phonon renormalization","score":0.9419999718666077},{"id":"https://openalex.org/keywords/phonon-self-energy","display_name":"phonon self-energy","score":0.734000027179718},{"id":"https://openalex.org/keywords/phonon-lifetime","display_name":"phonon lifetime","score":0.7979999780654907},{"id":"https://openalex.org/keywords/phonon-frequencies","display_name":"phonon frequencies","score":0.6129999756813049},{"id":"https://openalex.org/keywords/lif","display_name":"LiF","score":0.7760000228881836},{"id":"https://openalex.org/keywords/ktao3","display_name":"KTaO3","score":0.9990000128746033},{"id":"https://openalex.org/keywords/polar-semiconductors","display_name":"polar semiconductors","score":0.9559999704360962},{"id":"https://openalex.org/keywords/lattice-dynamics","display_name":"lattice dynamics","score":0.5040000081062317},{"id":"https://openalex.org/keywords/lead-halide-perovskites","display_name":"lead halide perovskites","score":0.8270000219345093}],"concepts":[{"id":"https://openalex.org/C24169881","wikidata":"https://www.wikidata.org/wiki/Q186608","display_name":"Phonon","level":2,"score":0.8953999876976013},{"id":"https://openalex.org/C166124518","wikidata":"https://www.wikidata.org/wiki/Q1047702","display_name":"Renormalization","level":2,"score":0.8414000272750854},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.6859999895095825},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6262000203132629},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.5697000026702881},{"id":"https://openalex.org/C2781204021","wikidata":"https://www.wikidata.org/wiki/Q6497091","display_name":"Lattice (music)","level":2,"score":0.4968999922275543},{"id":"https://openalex.org/C108225325","wikidata":"https://www.wikidata.org/wiki/Q11456","display_name":"Semiconductor","level":2,"score":0.436599999666214},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.3549000024795532},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.33340001106262207},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.3091000020503998},{"id":"https://openalex.org/C68532491","wikidata":"https://www.wikidata.org/wiki/Q1203669","display_name":"Renormalization group","level":2,"score":0.2971999943256378},{"id":"https://openalex.org/C2989315489","wikidata":"https://www.wikidata.org/wiki/Q2659774","display_name":"Semiconductor materials","level":3,"score":0.2551000118255615}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.20639","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.20639","pdf_url":"https://arxiv.org/pdf/2609.20639","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.2609.20639","doi":"https://doi.org/10.48550/arxiv.2609.20639","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.20639","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:2609.20639","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.20639","pdf_url":"https://arxiv.org/pdf/2609.20639","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/G1923306003","display_name":null,"funder_award_id":"V472923N","funder_id":"https://openalex.org/F4320321730","funder_display_name":"Fonds Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G2417921591","display_name":"Vortex matter in superfluid Fermi gases with imbalance and spin-orbit coupling","funder_award_id":"G0A9F25N","funder_id":"https://openalex.org/F4320321730","funder_display_name":"Fonds Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G3691111960","display_name":"Ab-initio study of anharmonicity on electron-phonon coupling and polarons","funder_award_id":"1224724N","funder_id":"https://openalex.org/F4320321730","funder_display_name":"Fonds Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G4175707540","display_name":"Spin-orbit entangled anharmonic polarons","funder_award_id":"PIN 5456724","funder_id":"https://openalex.org/F4320321181","funder_display_name":"Austrian Science Fund"},{"id":"https://openalex.org/G4926445749","display_name":"Ab-initio calculations for anharmonic polarons in hydrides","funder_award_id":"G060820N","funder_id":"https://openalex.org/F4320321730","funder_display_name":"Fonds Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G664143190","display_name":null,"funder_award_id":"PR1029OEAW03","funder_id":"https://openalex.org/F4320321004","funder_display_name":"\u00d6sterreichischen Akademie der Wissenschaften"},{"id":"https://openalex.org/G8590477180","display_name":null,"funder_award_id":"10.55776","funder_id":"https://openalex.org/F4320321181","funder_display_name":"Austrian Science Fund"},{"id":"https://openalex.org/G8905939271","display_name":"Spin-orbit entangled anharmonic polarons.","funder_award_id":"G0AIY25N","funder_id":"https://openalex.org/F4320321730","funder_display_name":"Fonds Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G9000322169","display_name":null,"funder_award_id":"10.55776/PIN5456724","funder_id":"https://openalex.org/F4320321181","funder_display_name":"Austrian Science Fund"}],"funders":[{"id":"https://openalex.org/F4320321004","display_name":"\u00d6sterreichischen Akademie der Wissenschaften","ror":"https://ror.org/03anc3s24"},{"id":"https://openalex.org/F4320321181","display_name":"Austrian Science Fund","ror":"https://ror.org/013tf3c58"},{"id":"https://openalex.org/F4320321730","display_name":"Fonds Wetenschappelijk Onderzoek","ror":"https://ror.org/03qtxy027"},{"id":"https://openalex.org/F4320327336","display_name":"Vlaamse regering","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7213600113.pdf","grobid_xml":"https://content.openalex.org/works/W7213600113.grobid-xml"},"referenced_works_count":4,"referenced_works":["https://openalex.org/W2110239765","https://openalex.org/W2310390902","https://openalex.org/W2325137208","https://openalex.org/W7135028968"],"related_works":["https://openalex.org/W4405355374","https://openalex.org/W7213334835","https://openalex.org/W2288937539","https://openalex.org/W7135028968","https://openalex.org/W7112823755","https://openalex.org/W3006198238","https://openalex.org/W4411208539","https://openalex.org/W3165123599","https://openalex.org/W3168232615","https://openalex.org/W3165821969"],"abstract_inverted_index":{"Electron-phonon":[0],"interactions":[1,31,55],"renormalize":[2,95],"phonon":[3,33,43,97,120,164,186,204],"frequencies":[4],"and":[5,7,51,72,74,86],"lifetimes":[6],"are":[8,19],"central":[9],"to":[10,121,179,197],"the":[11,26,47,52,62,69,81,91,96,110,114,125,134,144,158,162,203],"dynamical":[12],"properties":[13,34,205],"of":[14,28,147,157,183],"solids.":[15],"While":[16,161],"these":[17],"effects":[18,201],"usually":[20],"described":[21],"within":[22,56],"linear":[23,49,104],"electron-phonon":[24,30,200],"coupling,":[25],"role":[27],"nonlinear":[29,53,115,163,199],"for":[32,80],"remains":[35],"largely":[36],"unexplored.":[37],"In":[38,88],"this":[39],"work,":[40],"we":[41,177],"study":[42],"renormalization":[44,165],"arising":[45],"from":[46,77],"long-range":[48],"one-electron-one-phonon":[50],"one-electron-two-phonon":[54,159],"a":[57,128,138,153,194],"diagrammatic":[58],"framework.":[59],"We":[60],"derive":[61],"corresponding":[63],"self-energy":[64],"diagrams,":[65],"which":[66,176],"depend":[67],"on":[68,202],"chemical":[70],"potential":[71],"temperature,":[73],"evaluate":[75],"them":[76],"first":[78],"principles":[79],"two":[82,92],"polar":[83],"semiconductors":[84,214],"LiF":[85],"KTaO$_3$.":[87],"both":[89],"materials,":[90],"interaction":[93],"channels":[94],"spectrum":[98],"in":[99,168,174,206],"qualitatively":[100],"distinct":[101],"ways.":[102],"The":[103],"contribution":[105],"is":[106,166,171],"sharply":[107],"localized":[108],"near":[109],"Brillouin-zone":[111],"center,":[112],"whereas":[113],"process":[116],"couples":[117],"an":[118],"incoming":[119],"other":[122],"branches":[123,187],"throughout":[124],"spectrum.":[126],"As":[127],"result,":[129],"it":[130,170],"renormalizes":[131],"phonons":[132],"across":[133],"entire":[135],"Brillouin-zone,":[136],"with":[137,208],"pronounced":[139],"temperature":[140],"dependence":[141],"governed":[142],"by":[143],"thermal":[145],"occupation":[146],"those":[148],"branches.":[149],"This":[150],"behavior":[151],"provides":[152],"clean":[154],"experimental":[155],"signature":[156],"coupling.":[160],"small":[167],"LiF,":[169],"somewhat":[172],"larger":[173],"KTaO$_3$,":[175],"attribute":[178],"its":[180],"greater":[181],"number":[182],"thermally":[184],"populated":[185],"at":[188],"room":[189],"temperature.":[190],"Our":[191],"results":[192],"establish":[193],"general":[195],"framework":[196],"assess":[198],"materials":[207],"stronger":[209],"lattice":[210],"fluctuations,":[211],"including":[212],"soft":[213],"such":[215],"as":[216],"lead-halide":[217],"perovskites.":[218]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-09-19T00:00:00"}
