{"id":"https://openalex.org/W7212086191","doi":"https://doi.org/10.48550/arxiv.2609.06097","title":"Regular black holes from dynamical-tension string hedgehogs","display_name":"Regular black holes from dynamical-tension string hedgehogs","publication_year":2026,"publication_date":"2026-09-05","ids":{"openalex":"https://openalex.org/W7212086191","doi":"https://doi.org/10.48550/arxiv.2609.06097"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.06097","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06097","pdf_url":"https://arxiv.org/pdf/2609.06097","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/2609.06097","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5090662972","display_name":"Sebasti\u00e1n Bahamonde","orcid":"https://orcid.org/0000-0001-6235-120X","observed_orcids":["https://orcid.org/0000-0001-6235-120X"]},"institutions":[{"id":"https://openalex.org/I4210104335","display_name":"Institute for Basic Science","ror":"https://ror.org/00y0zf565","country_code":"KR","type":"facility","lineage":["https://openalex.org/I4210104335"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Bahamonde, Sebastian","raw_affiliation_strings":["Cosmology , Gravity, and Astroparticle Physics Group , Center for Theoretical Physics of the Universe , Institute for Basic Science (IBS) , Daejeon 34126 , Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cosmology , Gravity, and Astroparticle Physics Group , Center for Theoretical Physics of the Universe , Institute for Basic Science (IBS) , Daejeon 34126 , Korea","institution_ids":["https://openalex.org/I4210104335"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028391299","display_name":"Eduardo  I. Guendelman","orcid":"https://orcid.org/0000-0003-1044-8055","observed_orcids":["https://orcid.org/0000-0003-1044-8055"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guendelman, Eduardo I.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"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/T10025","display_name":"Black Holes and Theoretical Physics","score":0.9951000213623047,"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"}},"topics":[{"id":"https://openalex.org/T10025","display_name":"Black Holes and Theoretical Physics","score":0.9951000213623047,"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.002199999988079071,"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":0.00139999995008111,"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/regular-black-holes","display_name":"regular black holes","score":0.9940000176429749},{"id":"https://openalex.org/keywords/conical-singularities","display_name":"conical singularities","score":0.7120000123977661},{"id":"https://openalex.org/keywords/nonlinear-gravity","display_name":"nonlinear gravity","score":0.4749999940395355},{"id":"https://openalex.org/keywords/three-form-field","display_name":"three-form field","score":0.6660000085830688},{"id":"https://openalex.org/keywords/null-energy-condition","display_name":"null energy condition","score":0.8809999823570251},{"id":"https://openalex.org/keywords/dominant-energy-condition","display_name":"dominant energy condition","score":0.8790000081062317},{"id":"https://openalex.org/keywords/de-sitter-core","display_name":"de Sitter core","score":0.7749999761581421},{"id":"https://openalex.org/keywords/adm-mass","display_name":"ADM mass","score":0.5690000057220459}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6359999775886536},{"id":"https://openalex.org/C149643647","wikidata":"https://www.wikidata.org/wiki/Q986455","display_name":"Energy condition","level":3,"score":0.6193000078201294},{"id":"https://openalex.org/C124961601","wikidata":"https://www.wikidata.org/wiki/Q2518149","display_name":"Conical surface","level":2,"score":0.5690000057220459},{"id":"https://openalex.org/C195065555","wikidata":"https://www.wikidata.org/wiki/Q214881","display_name":"Curvature","level":2,"score":0.5116000175476074},{"id":"https://openalex.org/C157486923","wikidata":"https://www.wikidata.org/wiki/Q1376436","display_name":"String (physics)","level":2,"score":0.4487000107765198},{"id":"https://openalex.org/C115304011","wikidata":"https://www.wikidata.org/wiki/Q72755","display_name":"Schwarzschild radius","level":3,"score":0.44279998540878296},{"id":"https://openalex.org/C186068551","wikidata":"https://www.wikidata.org/wiki/Q13255585","display_name":"Tension (geology)","level":3,"score":0.4361000061035156},{"id":"https://openalex.org/C146846114","wikidata":"https://www.wikidata.org/wiki/Q901448","display_name":"Einstein","level":2,"score":0.4244000017642975},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.41269999742507935},{"id":"https://openalex.org/C136125196","wikidata":"https://www.wikidata.org/wiki/Q742969","display_name":"Schwarzschild metric","level":3,"score":0.4023999869823456},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.3986000120639801},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.398499995470047},{"id":"https://openalex.org/C2779668893","wikidata":"https://www.wikidata.org/wiki/Q2250422","display_name":"Constant curvature","level":3,"score":0.39640000462532043},{"id":"https://openalex.org/C203763787","wikidata":"https://www.wikidata.org/wiki/Q371029","display_name":"Null (SQL)","level":2,"score":0.3889999985694885},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.37229999899864197},{"id":"https://openalex.org/C12520029","wikidata":"https://www.wikidata.org/wiki/Q1147161","display_name":"Scalar curvature","level":3,"score":0.34200000762939453},{"id":"https://openalex.org/C50341732","wikidata":"https://www.wikidata.org/wiki/Q880302","display_name":"Black hole (networking)","level":5,"score":0.3346000015735626},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32839998602867126},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.3244999945163727},{"id":"https://openalex.org/C162241779","wikidata":"https://www.wikidata.org/wiki/Q1056595","display_name":"Proper time","level":2,"score":0.31610000133514404},{"id":"https://openalex.org/C57691317","wikidata":"https://www.wikidata.org/wiki/Q1289248","display_name":"Scalar (mathematics)","level":2,"score":0.31299999356269836},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.3109000027179718},{"id":"https://openalex.org/C110521144","wikidata":"https://www.wikidata.org/wiki/Q193460","display_name":"Scalar field","level":2,"score":0.31049999594688416},{"id":"https://openalex.org/C49987212","wikidata":"https://www.wikidata.org/wiki/Q33198","display_name":"String theory","level":2,"score":0.28369998931884766},{"id":"https://openalex.org/C192939610","wikidata":"https://www.wikidata.org/wiki/Q188444","display_name":"Differential geometry","level":2,"score":0.26739999651908875},{"id":"https://openalex.org/C2983502797","wikidata":"https://www.wikidata.org/wiki/Q828402","display_name":"Energy density","level":2,"score":0.25519999861717224},{"id":"https://openalex.org/C2780945203","wikidata":"https://www.wikidata.org/wiki/Q740956","display_name":"Black string","level":5,"score":0.25099998712539673}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.06097","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06097","pdf_url":"https://arxiv.org/pdf/2609.06097","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.2609.06097","doi":"https://doi.org/10.48550/arxiv.2609.06097","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.06097","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:2609.06097","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06097","pdf_url":"https://arxiv.org/pdf/2609.06097","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/G4487476711","display_name":null,"funder_award_id":"IBS-R018-D3","funder_id":"https://openalex.org/F4320326441","funder_display_name":"Institute for Basic Science"}],"funders":[{"id":"https://openalex.org/F4320323051","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982"},{"id":"https://openalex.org/F4320326441","display_name":"Institute for Basic Science","ror":"https://ror.org/00y0zf565"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7212086191.pdf","grobid_xml":"https://content.openalex.org/works/W7212086191.grobid-xml"},"referenced_works_count":18,"referenced_works":["https://openalex.org/W1974152675","https://openalex.org/W1975789235","https://openalex.org/W1977084502","https://openalex.org/W1987560961","https://openalex.org/W2026558586","https://openalex.org/W2081247648","https://openalex.org/W2081329062","https://openalex.org/W2085663485","https://openalex.org/W2102673113","https://openalex.org/W2134587222","https://openalex.org/W2146072040","https://openalex.org/W4386458813","https://openalex.org/W4404711094","https://openalex.org/W4406316597","https://openalex.org/W4408332312","https://openalex.org/W4416344347","https://openalex.org/W7162420736","https://openalex.org/W7172487276"],"related_works":["https://openalex.org/W4416344347","https://openalex.org/W7172487276","https://openalex.org/W7162420736","https://openalex.org/W7223104379","https://openalex.org/W4304694644","https://openalex.org/W7119355187","https://openalex.org/W4415169790","https://openalex.org/W2768688767","https://openalex.org/W4388798502","https://openalex.org/W2015525325"],"abstract_inverted_index":{"A":[0,46],"spherical":[1],"cloud":[2],"of":[3,44,48,89,165],"radial":[4,49,91],"strings":[5],"with":[6],"non-zero":[7],"constant":[8],"tension":[9,59,92,130],"has":[10],"an":[11,26,78],"energy":[12,104,119,139],"density":[13],"proportional":[14],"to":[15,68,72,131,175],"$r^{-2}$":[16],"and":[17,77,160],"therefore":[18],"produces":[19],"a":[20,56,63,73,107,112,145,162],"singular":[21],"conical":[22],"geometry":[23],"rather":[24],"than":[25,151],"asymptotically":[27,166],"flat":[28,167],"regular":[29,114,169],"black":[30,170],"hole.":[31],"We":[32],"show":[33],"that":[34],"this":[35],"obstruction":[36],"can":[37],"be":[38,132],"removed":[39],"within":[40],"the":[41,90,97,102,117,129,137],"modified-measure":[42],"formulation":[43],"strings.":[45],"continuum":[47],"worldsheets":[50],"whose":[51,172],"tensions":[52],"are":[53],"generated":[54],"by":[55],"composite":[57],"bulk":[58],"scalar":[60],"reduces,":[61],"on":[62],"constrained":[64],"$\\mathrm{SO}(3)$":[65],"hedgehog":[66],"branch,":[67],"Einstein":[69],"gravity":[70],"coupled":[71],"nonlinear":[74],"function":[75],"$K(Y)$":[76],"auxiliary":[79],"three-form.":[80],"This":[81],"construction":[82],"gives":[83,161],"model-independent":[84],"conditions":[85],"directly":[86],"in":[87],"terms":[88],"$\\mathcal{T}(r)$.":[93],"Finite":[94,125],"curvature":[95],"at":[96,134,178],"centre":[98,115],"requires":[99,128],"$\\mathcal{T}=\\mathcal{O}(r^2)$,":[100],"while":[101],"null":[103,118],"condition":[105,120,140],"forbids":[106],"faster":[108,150],"leading":[109],"power.":[110],"Thus":[111],"positive":[113,147],"satisfying":[116],"is":[121],"necessarily":[122],"de":[123],"Sitter.":[124],"ADM":[126],"mass":[127],"screened":[133,149],"infinity,":[135],"whereas":[136],"dominant":[138],"cannot":[141],"hold":[142],"globally":[143],"for":[144],"non-trivial":[146],"profile":[148,156],"$r^{-2}$.":[152],"An":[153],"exact":[154],"cubic":[155],"realises":[157],"these":[158],"properties":[159],"continuous":[163],"family":[164],"geometrically":[168],"holes":[171],"first":[173],"correction":[174],"Schwarzschild":[176],"appears":[177],"order":[179],"$r^{-4}$.":[180]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-09-10T00:00:00"}
