{"id":"https://openalex.org/W7225833128","doi":"https://doi.org/10.5281/zenodo.24147789","title":"Primordial Black Holes as Seeds of Supermassive Black Holes: A Feasibility Calculation","display_name":"Primordial Black Holes as Seeds of Supermassive Black Holes: A Feasibility Calculation","publication_year":2026,"publication_date":"2026-11-12","ids":{"openalex":"https://openalex.org/W7225833128","doi":"https://doi.org/10.5281/zenodo.24147789"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.24147789","doi":"https://doi.org/10.5281/zenodo.24147789","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24147789","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":"JournalArticle"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.24147789","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5161362375","display_name":"William Alexander Aldred","orcid":"https://orcid.org/0009-0000-1215-577X","observed_orcids":["https://orcid.org/0009-0000-1215-577X"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Aldred, William Alexander","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0000-1215-577X","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5161362375"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.7929999828338623,"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.7929999828338623,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.13109999895095825,"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.02800000086426735,"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":[],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7576000094413757},{"id":"https://openalex.org/C173120059","wikidata":"https://www.wikidata.org/wiki/Q40392","display_name":"Supermassive black hole","level":3,"score":0.6401000022888184},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.6169999837875366},{"id":"https://openalex.org/C135041427","wikidata":"https://www.wikidata.org/wiki/Q83373","display_name":"Quasar","level":3,"score":0.5676000118255615},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.4959000051021576},{"id":"https://openalex.org/C32602459","wikidata":"https://www.wikidata.org/wiki/Q4913879","display_name":"Binary black hole","level":3,"score":0.44940000772476196},{"id":"https://openalex.org/C18609725","wikidata":"https://www.wikidata.org/wiki/Q1050633","display_name":"Intermediate-mass black hole","level":4,"score":0.4077000021934509},{"id":"https://openalex.org/C182877743","wikidata":"https://www.wikidata.org/wiki/Q1155939","display_name":"Primordial black hole","level":4,"score":0.40119999647140503},{"id":"https://openalex.org/C188655511","wikidata":"https://www.wikidata.org/wiki/Q609501","display_name":"Micro black hole","level":4,"score":0.39879998564720154},{"id":"https://openalex.org/C165129702","wikidata":"https://www.wikidata.org/wiki/Q180892","display_name":"Solar mass","level":3,"score":0.3984000086784363},{"id":"https://openalex.org/C2776401274","wikidata":"https://www.wikidata.org/wiki/Q3756855","display_name":"Accretion (finance)","level":2,"score":0.38600000739097595},{"id":"https://openalex.org/C74902906","wikidata":"https://www.wikidata.org/wiki/Q1190858","display_name":"Radiative transfer","level":2,"score":0.37700000405311584},{"id":"https://openalex.org/C50341732","wikidata":"https://www.wikidata.org/wiki/Q880302","display_name":"Black hole (networking)","level":5,"score":0.37220001220703125},{"id":"https://openalex.org/C151376022","wikidata":"https://www.wikidata.org/wiki/Q168698","display_name":"Exponential function","level":2,"score":0.34880000352859497},{"id":"https://openalex.org/C2778689934","wikidata":"https://www.wikidata.org/wiki/Q1313396","display_name":"Headline","level":2,"score":0.3393999934196472},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.334199994802475},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.3255999982357025},{"id":"https://openalex.org/C115304011","wikidata":"https://www.wikidata.org/wiki/Q72755","display_name":"Schwarzschild radius","level":3,"score":0.3255999982357025},{"id":"https://openalex.org/C40745267","wikidata":"https://www.wikidata.org/wiki/Q497396","display_name":"Hawking radiation","level":3,"score":0.32100000977516174},{"id":"https://openalex.org/C199822604","wikidata":"https://www.wikidata.org/wiki/Q557120","display_name":"Duty cycle","level":3,"score":0.30709999799728394},{"id":"https://openalex.org/C26405456","wikidata":"https://www.wikidata.org/wiki/Q338","display_name":"Cosmology","level":2,"score":0.2922999858856201},{"id":"https://openalex.org/C75235859","wikidata":"https://www.wikidata.org/wiki/Q582659","display_name":"Exponential growth","level":2,"score":0.27959999442100525},{"id":"https://openalex.org/C190330329","wikidata":"https://www.wikidata.org/wiki/Q190035","display_name":"Gravitational wave","level":2,"score":0.2773999869823456},{"id":"https://openalex.org/C86031905","wikidata":"https://www.wikidata.org/wiki/Q5685100","display_name":"Hawking","level":3,"score":0.2759999930858612},{"id":"https://openalex.org/C168589115","wikidata":"https://www.wikidata.org/wiki/Q3079618","display_name":"Stellar mass","level":4,"score":0.2639000117778778},{"id":"https://openalex.org/C195803813","wikidata":"https://www.wikidata.org/wiki/Q237604","display_name":"Accretion disc","level":2,"score":0.2540999948978424},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.2540000081062317},{"id":"https://openalex.org/C130726490","wikidata":"https://www.wikidata.org/wiki/Q675076","display_name":"Light curve","level":2,"score":0.25119999051094055}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5281/zenodo.24147789","doi":"https://doi.org/10.5281/zenodo.24147789","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24147789","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":"JournalArticle"},{"id":"doi:10.5281/zenodo.24147790","doi":"https://doi.org/10.5281/zenodo.24147790","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24147790","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":"JournalArticle"}],"best_oa_location":{"id":"doi:10.5281/zenodo.24147789","doi":"https://doi.org/10.5281/zenodo.24147789","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24147789","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":"JournalArticle"},"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":[],"abstract_inverted_index":{"Black":[0],"holes":[1],"of":[2,45],"a":[3,13,42,83,89],"billion":[4,14],"solar":[5],"masses":[6],"are":[7],"observed":[8,49],"powering":[9],"quasars":[10],"less":[11],"than":[12],"years":[15],"after":[16],"the":[17,31,37,48,52,59,63,92],"Big":[18],"Bang.":[19],"Growing":[20],"them":[21],"from":[22,85],"stellar":[23],"remnants":[24],"by":[25,36],"Eddington-limited":[26],"accretion":[27],"is":[28,82],"arithmetically":[29],"uncomfortable:":[30],"exponential":[32],"growth":[33],"clock,":[34],"set":[35],"Salpeter":[38],"time,":[39],"allows":[40],"only":[41],"limited":[43],"number":[44,97],"e-folds":[46],"before":[47],"epoch,":[50],"and":[51,91],"required":[53],"starting":[54],"mass":[55],"climbs":[56],"steeply":[57],"as":[58],"duty":[60],"cycle":[61],"or":[62],"radiative":[64],"efficiency":[65],"worsens.":[66],"The":[67,80],"headline":[68],"computed":[69],"values":[70],"are:":[71],"seed":[72,76],"duty1":[73],"=":[74,78],"1.90e+01;":[75],"duty05":[77],"1.38e+05.":[79],"study":[81],"computation":[84],"stated":[86],"assumptions,":[87],"not":[88],"measurement,":[90],"deposited":[93],"script":[94],"reproduces":[95],"every":[96],"quoted.":[98]},"counts_by_year":[],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2026-11-12T00:00:00"}