{"id":"https://openalex.org/W7166514940","doi":"https://doi.org/10.1103/yhxk-dd5w","title":"New interpretation of the Minkowski limit of R 2 gravity","display_name":"New interpretation of the Minkowski limit of R 2 gravity","publication_year":2026,"publication_date":"2026-11-06","ids":{"openalex":"https://openalex.org/W7166514940","doi":"https://doi.org/10.1103/yhxk-dd5w"},"language":"en","primary_location":{"id":"doi:10.1103/yhxk-dd5w","doi":"https://doi.org/10.1103/yhxk-dd5w","is_oa":false,"landing_page_url":"https://doi.org/10.1103/yhxk-dd5w","pdf_url":null,"source":{"id":"https://openalex.org/S4210238307","display_name":"Physical review. D/Physical review. D.","issn_l":"2470-0010","issn":["2470-0010","2470-0029","2470-0037"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-2","ki-jl-1","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320261","host_organization_name":"American Physical Society","host_organization_lineage":["https://openalex.org/P4310320261"],"host_organization_lineage_names":["American Physical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review D","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2606.27799","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049265520","display_name":"Valerio Faraoni","orcid":"https://orcid.org/0000-0002-2601-1870","observed_orcids":["https://orcid.org/0000-0002-2601-1870"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Valerio Faraoni","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5099010532","display_name":"Luca Gallerani","orcid":"https://orcid.org/0009-0006-3167-4990","observed_orcids":["https://orcid.org/0009-0006-3167-4990"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Luca Gallerani","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137191907","display_name":"Alain Maltais-Gosselin","orcid":"https://orcid.org/0009-0006-2244-0084","observed_orcids":["https://orcid.org/0009-0006-2244-0084"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Alain Maltais-Gosselin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114439138","display_name":"S. Novoa-Cattivelli","orcid":"https://orcid.org/0009-0001-8474-145X","observed_orcids":["https://orcid.org/0009-0001-8474-145X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Santiago Novoa Cattivelli","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5120060501","display_name":"Uri Gorman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Uri Gorman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4998,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.81798081,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T11415","display_name":"Noncommutative and Quantum Gravity Theories","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy 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/T10025","display_name":"Black Holes and Theoretical Physics","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy 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/r-2-gravity","display_name":"R^2 gravity","score":0.9079999923706055},{"id":"https://openalex.org/keywords/f-r-gravity","display_name":"f(R) gravity","score":0.8420000076293945},{"id":"https://openalex.org/keywords/scalar-tensor-gravity","display_name":"scalar-tensor gravity","score":0.8930000066757202},{"id":"https://openalex.org/keywords/thermal-analogy","display_name":"thermal analogy","score":0.6610000133514404},{"id":"https://openalex.org/keywords/strong-coupling-problem","display_name":"strong coupling problem","score":0.9449999928474426},{"id":"https://openalex.org/keywords/modified-gravity","display_name":"modified gravity","score":0.6029999852180481}],"concepts":[{"id":"https://openalex.org/C79464548","wikidata":"https://www.wikidata.org/wiki/Q464794","display_name":"Minkowski space","level":2,"score":0.8614000082015991},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6638000011444092},{"id":"https://openalex.org/C151201525","wikidata":"https://www.wikidata.org/wiki/Q177239","display_name":"Limit (mathematics)","level":2,"score":0.5805000066757202},{"id":"https://openalex.org/C527412718","wikidata":"https://www.wikidata.org/wiki/Q855395","display_name":"Interpretation (philosophy)","level":2,"score":0.5388000011444092},{"id":"https://openalex.org/C99692599","wikidata":"https://www.wikidata.org/wiki/Q596577","display_name":"Dissipative system","level":2,"score":0.5101000070571899},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.46950000524520874},{"id":"https://openalex.org/C147452769","wikidata":"https://www.wikidata.org/wiki/Q11452","display_name":"General relativity","level":2,"score":0.4684999883174896},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.46470001339912415},{"id":"https://openalex.org/C124017977","wikidata":"https://www.wikidata.org/wiki/Q11412","display_name":"Gravitation","level":2,"score":0.42089998722076416},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.40630000829696655},{"id":"https://openalex.org/C149324446","wikidata":"https://www.wikidata.org/wiki/Q43514","display_name":"Theory of relativity","level":2,"score":0.3603000044822693},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.3560999929904938},{"id":"https://openalex.org/C50335755","wikidata":"https://www.wikidata.org/wiki/Q483247","display_name":"Phenomenon","level":2,"score":0.33809998631477356},{"id":"https://openalex.org/C23134205","wikidata":"https://www.wikidata.org/wiki/Q11455","display_name":"Special relativity","level":3,"score":0.32760000228881836},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.32179999351501465},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.2687000036239624}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1103/yhxk-dd5w","doi":"https://doi.org/10.1103/yhxk-dd5w","is_oa":false,"landing_page_url":"https://doi.org/10.1103/yhxk-dd5w","pdf_url":null,"source":{"id":"https://openalex.org/S4210238307","display_name":"Physical review. D/Physical review. D.","issn_l":"2470-0010","issn":["2470-0010","2470-0029","2470-0037"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-2","ki-jl-1","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320261","host_organization_name":"American Physical Society","host_organization_lineage":["https://openalex.org/P4310320261"],"host_organization_lineage_names":["American Physical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review D","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2606.27799","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2606.27799","pdf_url":"https://arxiv.org/pdf/2606.27799","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.2606.27799","doi":"https://doi.org/10.48550/arxiv.2606.27799","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.27799","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:2606.27799","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2606.27799","pdf_url":"https://arxiv.org/pdf/2606.27799","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":[{"id":"https://openalex.org/F4320311030","display_name":"Istituto Nazionale di Alta Matematica \"Francesco Severi\"","ror":"https://ror.org/01vx64p53"},{"id":"https://openalex.org/F4320334080","display_name":"Gruppo Nazionale per la Fisica Matematica","ror":"https://ror.org/01d6bq278"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7166514940.pdf","grobid_xml":"https://content.openalex.org/works/W7166514940.grobid-xml"},"referenced_works_count":85,"referenced_works":["https://openalex.org/W1579653639","https://openalex.org/W1710931232","https://openalex.org/W1971230011","https://openalex.org/W1981052514","https://openalex.org/W1988044292","https://openalex.org/W1989589910","https://openalex.org/W1989972931","https://openalex.org/W1996773438","https://openalex.org/W2001275750","https://openalex.org/W2012139916","https://openalex.org/W2027988857","https://openalex.org/W2029654346","https://openalex.org/W2029917821","https://openalex.org/W2034194133","https://openalex.org/W2059748433","https://openalex.org/W2060375344","https://openalex.org/W2062512625","https://openalex.org/W2070685805","https://openalex.org/W2078108138","https://openalex.org/W2078203549","https://openalex.org/W2080328631","https://openalex.org/W2094526317","https://openalex.org/W2111044754","https://openalex.org/W2114934226","https://openalex.org/W2127621124","https://openalex.org/W2131000977","https://openalex.org/W2143200575","https://openalex.org/W2145568712","https://openalex.org/W2154120281","https://openalex.org/W2157519039","https://openalex.org/W2157606627","https://openalex.org/W2215024922","https://openalex.org/W2224213800","https://openalex.org/W2243423914","https://openalex.org/W2460771354","https://openalex.org/W2539340971","https://openalex.org/W2594466251","https://openalex.org/W2616141008","https://openalex.org/W2885976776","https://openalex.org/W2946000579","https://openalex.org/W2948274265","https://openalex.org/W2948465761","https://openalex.org/W2982663383","https://openalex.org/W3134236203","https://openalex.org/W3194887841","https://openalex.org/W3204245740","https://openalex.org/W4224329636","https://openalex.org/W4224663368","https://openalex.org/W4234933822","https://openalex.org/W4281671637","https://openalex.org/W4304193737","https://openalex.org/W4316499320","https://openalex.org/W4323666369","https://openalex.org/W4372269270","https://openalex.org/W4372342749","https://openalex.org/W4381432902","https://openalex.org/W4381997026","https://openalex.org/W4383682307","https://openalex.org/W4384407926","https://openalex.org/W4385284497","https://openalex.org/W4386020746","https://openalex.org/W4386483395","https://openalex.org/W4391691085","https://openalex.org/W4392616730","https://openalex.org/W4394932315","https://openalex.org/W4399627258","https://openalex.org/W4400950069","https://openalex.org/W4401868612","https://openalex.org/W4402923416","https://openalex.org/W4403344253","https://openalex.org/W4407370650","https://openalex.org/W4407840880","https://openalex.org/W4410288901","https://openalex.org/W4412539652","https://openalex.org/W4414486548","https://openalex.org/W4415238619","https://openalex.org/W7115166924","https://openalex.org/W7124146379","https://openalex.org/W7125714147","https://openalex.org/W7131108247","https://openalex.org/W7140125001","https://openalex.org/W7161574227","https://openalex.org/W7162657567","https://openalex.org/W7166657606","https://openalex.org/W7201912654"],"related_works":["https://openalex.org/W4415936829","https://openalex.org/W3041515176","https://openalex.org/W4410288901","https://openalex.org/W7104623654","https://openalex.org/W4400702674","https://openalex.org/W2074757366","https://openalex.org/W4386020746","https://openalex.org/W4416551453","https://openalex.org/W2219432552","https://openalex.org/W3166692763"],"abstract_inverted_index":{"It":[0],"is":[1],"well-established":[2],"that":[3,14,46,89],"the":[4,29,48,64,71,80],"Minkowski":[5,49],"limit":[6],"of":[7,15,25],"pure":[8],"$f(R)=R^2$":[9],"gravity":[10,35,91],"breaks":[11],"down,":[12],"unlike":[13],"full":[16],"Starobinsky":[17],"theory":[18],"$f(R)=R+\u03b1R^2$.":[19],"We":[20],"provide":[21],"a":[22,53,85],"novel":[23],"interpretation":[24],"this":[26,42],"phenomenon":[27],"using":[28],"recent":[30],"thermal":[31,86],"analogy":[32],"between":[33],"scalar-tensor":[34],"and":[36],"Eckart's":[37],"relativistic":[38],"dissipative":[39],"fluids.":[40],"In":[41],"framework,":[43],"we":[44],"show":[45],"approaching":[47],"background":[50],"corresponds":[51],"to":[52],"diverging":[54],"effective":[55],"``gravitational":[56],"temperature''":[57],"along":[58,70],"certain":[59],"non-stationary":[60],"FLRW":[61],"trajectories,":[62],"while":[63],"gravitational":[65],"temperature":[66],"remains":[67],"identically":[68],"zero":[69],"exact":[72],"de":[73],"Sitter":[74],"family.":[75],"This":[76],"perspective":[77],"naturally":[78],"rephrases":[79],"strong":[81],"coupling":[82],"problem":[83],"as":[84],"singularity,":[87],"demonstrating":[88],"$R^2$":[90],"departs":[92],"infinitely":[93],"far":[94],"from":[95],"General":[96],"Relativity":[97],"rather":[98],"than":[99],"recovering":[100],"it.":[101]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-06-30T00:00:00"}