{"id":"https://openalex.org/W7225633108","doi":"https://doi.org/10.5281/zenodo.24079515","title":"Geometric Dark Energy-Dark Matter Interactions in the SV0 Framework: Resolving the Coincidence and Instability Problems","display_name":"Geometric Dark Energy-Dark Matter Interactions in the SV0 Framework: Resolving the Coincidence and Instability Problems","publication_year":2026,"publication_date":"2026-11-09","ids":{"openalex":"https://openalex.org/W7225633108","doi":"https://doi.org/10.5281/zenodo.24079515"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.24079515","doi":"https://doi.org/10.5281/zenodo.24079515","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24079515","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.24079515","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5152384891","display_name":"M. Uditha Sandaruwan","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Sandaruwan, M. Uditha","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0006-4909-4505","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5152384891"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.9990000128746033,"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":0.9990000128746033,"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/T11090","display_name":"Dark Matter and Cosmic Phenomena","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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/dark-energy-dark-matter-interaction","display_name":"interacting dark energy","score":0.9959999918937683},{"id":"https://openalex.org/keywords/cosmic-coincidence-problem","display_name":"coincidence problem","score":0.8640000224113464},{"id":"https://openalex.org/keywords/interaction-kernel","display_name":"interaction kernel","score":0.5770000219345093},{"id":"https://openalex.org/keywords/ghost-instability","display_name":"ghost instability","score":0.6010000109672546},{"id":"https://openalex.org/keywords/big-bang-nucleosynthesis-constraints","display_name":"big bang nucleosynthesis constraints","score":0.843999981880188},{"id":"https://openalex.org/keywords/radiation-domination","display_name":"radiation domination","score":0.6420000195503235},{"id":"https://openalex.org/keywords/attractor-solutions","display_name":"attractor solutions","score":0.6010000109672546},{"id":"https://openalex.org/keywords/cosmological-perturbations","display_name":"cosmological perturbations","score":0.7419999837875366}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.9081000089645386},{"id":"https://openalex.org/C172790937","wikidata":"https://www.wikidata.org/wiki/Q18343","display_name":"Dark energy","level":3,"score":0.8009999990463257},{"id":"https://openalex.org/C159249277","wikidata":"https://www.wikidata.org/wiki/Q79925","display_name":"Dark matter","level":2,"score":0.7067999839782715},{"id":"https://openalex.org/C66157390","wikidata":"https://www.wikidata.org/wiki/Q7429682","display_name":"Scalar field dark matter","level":4,"score":0.6068000197410583},{"id":"https://openalex.org/C29761201","wikidata":"https://www.wikidata.org/wiki/Q5223514","display_name":"Dark fluid","level":4,"score":0.5259000062942505},{"id":"https://openalex.org/C26405456","wikidata":"https://www.wikidata.org/wiki/Q338","display_name":"Cosmology","level":2,"score":0.5162000060081482},{"id":"https://openalex.org/C118534291","wikidata":"https://www.wikidata.org/wiki/Q692197","display_name":"Lambda-CDM model","level":4,"score":0.4498000144958496},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.43639999628067017},{"id":"https://openalex.org/C2779832538","wikidata":"https://www.wikidata.org/wiki/Q2308809","display_name":"Coincidence","level":3,"score":0.41110000014305115},{"id":"https://openalex.org/C164380108","wikidata":"https://www.wikidata.org/wiki/Q507187","display_name":"Attractor","level":2,"score":0.40529999136924744},{"id":"https://openalex.org/C9136319","wikidata":"https://www.wikidata.org/wiki/Q362640","display_name":"Covariant transformation","level":2,"score":0.39089998602867126},{"id":"https://openalex.org/C57853336","wikidata":"https://www.wikidata.org/wiki/Q1364203","display_name":"Hot dark matter","level":4,"score":0.3792000114917755},{"id":"https://openalex.org/C101454708","wikidata":"https://www.wikidata.org/wiki/Q17106019","display_name":"Standard Model (mathematical formulation)","level":3,"score":0.36660000681877136},{"id":"https://openalex.org/C109214941","wikidata":"https://www.wikidata.org/wiki/Q18334","display_name":"Particle physics","level":1,"score":0.35370001196861267},{"id":"https://openalex.org/C207821765","wikidata":"https://www.wikidata.org/wiki/Q405372","display_name":"Instability","level":2,"score":0.3515999913215637},{"id":"https://openalex.org/C78470386","wikidata":"https://www.wikidata.org/wiki/Q1129252","display_name":"Weakly interacting massive particles","level":5,"score":0.3400000035762787},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.29670000076293945},{"id":"https://openalex.org/C16743098","wikidata":"https://www.wikidata.org/wiki/Q837317","display_name":"Big Bang nucleosynthesis","level":4,"score":0.2913999855518341},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.2906999886035919},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.28519999980926514},{"id":"https://openalex.org/C84999194","wikidata":"https://www.wikidata.org/wiki/Q1","display_name":"Universe","level":2,"score":0.27959999442100525},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.27399998903274536},{"id":"https://openalex.org/C163387558","wikidata":"https://www.wikidata.org/wiki/Q281778","display_name":"Effective field theory","level":2,"score":0.27059999108314514},{"id":"https://openalex.org/C3079626","wikidata":"https://www.wikidata.org/wiki/Q234881","display_name":"Quantum electrodynamics","level":1,"score":0.2563999891281128}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5281/zenodo.24079515","doi":"https://doi.org/10.5281/zenodo.24079515","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24079515","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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"},{"id":"doi:10.5281/zenodo.24079516","doi":"https://doi.org/10.5281/zenodo.24079516","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24079516","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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":"doi:10.5281/zenodo.24079515","doi":"https://doi.org/10.5281/zenodo.24079515","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24079515","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7225571697","https://openalex.org/W7211898892","https://openalex.org/W1975763473","https://openalex.org/W4390936439","https://openalex.org/W2050059708","https://openalex.org/W2949359011","https://openalex.org/W7225468417","https://openalex.org/W5253331","https://openalex.org/W2053269455","https://openalex.org/W4415197525"],"abstract_inverted_index":{"Abstract:Interacting":[0],"Dark":[1,75,78,104,164,167,185,189],"Energy":[2,76,165],"(IDE)":[3],"models,":[4],"where":[5],"energy":[6,115,161],"is":[7,86,106,117],"exchanged":[8],"between":[9,74],"dark":[10,13],"matter":[11],"and":[12,39,42,77,166],"energy,":[14],"offer":[15],"a":[16,69,154,175],"promising":[17],"solution":[18],"to":[19,169,178],"the":[20,57,63,83,89,97,103,109,114,120,124,134,139,149,160,179],"cosmological":[21],"coincidence":[22,180],"problem.":[23],"However,":[24],"standard":[25,135],"phenomenological":[26],"IDE":[27],"models":[28],"often":[29],"suffer":[30],"from":[31,88,96],"severe":[32],"theoretical":[33],"instabilities":[34,38,137],"(such":[35],"as":[36],"ghost":[37],"early-time":[40,136],"divergences)":[41],"are":[43],"strongly":[44],"constrained":[45],"by":[46,119],"Big":[47],"Bang":[48],"Nucleosynthesis":[49],"(BBN).":[50],"In":[51],"this":[52,131],"paper":[53],"(Paper":[54,100,146],"XXIX":[55],"of":[56,123,163],"SV0":[58,90,191],"series),":[59],"we":[60],"demonstrate":[61],"that":[62,82,130,157],"Signed-Volume":[64],"(SV0)":[65],"framework":[66],"naturally":[67,158],"incorporates":[68],"stable,":[70],"well-behaved":[71],"geometric":[72],"interaction":[73,84,132],"Matter.":[79],"We":[80,128],"show":[81],"kernel":[85],"derived":[87],"exchange":[91],"current":[92],"Q^\u03bd,":[93],"which":[94],"arises":[95],"covariant":[98],"formulation":[99],"III).":[101],"Because":[102],"Matter":[105,168],"identified":[107],"with":[108],"Universal":[110],"Information":[111],"Field":[112],"(UIF),":[113],"transfer":[116],"mediated":[118],"logistic":[121],"evolution":[122],"two-sector":[125],"volume":[126],"fraction.":[127],"prove":[129],"avoids":[133],"because":[138],"effective":[140],"coupling":[141],"vanishes":[142],"during":[143],"radiation":[144],"domination":[145],"V).":[147],"Furthermore,":[148],"coupled":[150],"dynamical":[151],"equations":[152],"exhibit":[153],"stable":[155],"attractor":[156],"drives":[159],"densities":[162],"be":[170],"comparable":[171],"today,":[172],"thereby":[173],"providing":[174],"first-principles":[176],"resolution":[177],"problem":[181],"without":[182],"fine-tuning.":[183],"Keywords:Interacting":[184],"Energy;":[186],"Coincidence":[187],"Problem;":[188],"Matter;":[190],"Theory;":[192],"Cosmological":[193],"Perturbations;":[194],"Early":[195],"Universe;":[196],"Cosmology.":[197]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-11-10T00:00:00"}