Hayward black hole model
E193998
gravitational solution in general relativity
regular black hole solution
theoretical black hole model
The Hayward black hole model is a theoretical, regular (non-singular) black hole solution in general relativity that modifies the central singularity with a de Sitter core, often studied as an alternative to classical black hole models.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hayward black hole model canonical | 1 |
| Hayward regular black hole | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1722282 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hayward black hole model Context triple: [Bardeen black hole model, relatedTo, Hayward black hole model]
-
A.
Bardeen black hole model
The Bardeen black hole model is a theoretical proposal of a regular (non-singular) black hole solution in general relativity that avoids the central singularity by coupling gravity to nonlinear electrodynamics.
-
B.
Oppenheimer–Snyder model
The Oppenheimer–Snyder model is a pioneering theoretical description of gravitational collapse in general relativity, providing one of the first rigorous treatments of how a massive star can form a black hole.
-
C.
The Mathematical Theory of Black Holes
The Mathematical Theory of Black Holes is a landmark monograph that presents a rigorous, comprehensive treatment of the physics and mathematics underlying black hole solutions in general relativity.
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D.
Schwarzschild–Milne equations
The Schwarzschild–Milne equations are fundamental integro-differential equations in radiative transfer theory that describe the propagation and scattering of radiation through a plane-parallel, absorbing and emitting medium.
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E.
Kerr–Newman black hole
The Kerr–Newman black hole is a theoretical solution of Einstein’s field equations describing a rotating, electrically charged black hole characterized solely by its mass, angular momentum, and charge.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hayward black hole model Target entity description: The Hayward black hole model is a theoretical, regular (non-singular) black hole solution in general relativity that modifies the central singularity with a de Sitter core, often studied as an alternative to classical black hole models.
-
A.
Bardeen black hole model
The Bardeen black hole model is a theoretical proposal of a regular (non-singular) black hole solution in general relativity that avoids the central singularity by coupling gravity to nonlinear electrodynamics.
-
B.
Oppenheimer–Snyder model
The Oppenheimer–Snyder model is a pioneering theoretical description of gravitational collapse in general relativity, providing one of the first rigorous treatments of how a massive star can form a black hole.
-
C.
The Mathematical Theory of Black Holes
The Mathematical Theory of Black Holes is a landmark monograph that presents a rigorous, comprehensive treatment of the physics and mathematics underlying black hole solutions in general relativity.
-
D.
Schwarzschild–Milne equations
The Schwarzschild–Milne equations are fundamental integro-differential equations in radiative transfer theory that describe the propagation and scattering of radiation through a plane-parallel, absorbing and emitting medium.
-
E.
Kerr–Newman black hole
The Kerr–Newman black hole is a theoretical solution of Einstein’s field equations describing a rotating, electrically charged black hole characterized solely by its mass, angular momentum, and charge.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
gravitational solution in general relativity
ⓘ
regular black hole solution ⓘ theoretical black hole model ⓘ |
| aimsToResolve | black hole singularity problem ⓘ |
| avoids | curvature singularity at the center ⓘ |
| belongsTo | category of regular black hole metrics ⓘ |
| framework | classical general relativity with effective modifications ⓘ |
| hasAsymptotics | asymptotically Schwarzschild at large radius ⓘ |
| hasAuthor | Sean A. Hayward ⓘ |
| hasCore |
de Sitter spacetime
ⓘ
surface form:
de Sitter core
|
| hasFeature |
finite curvature invariants everywhere
ⓘ
smooth transition between de Sitter core and Schwarzschild exterior ⓘ |
| hasHorizonStructure |
can admit event horizon
ⓘ
can admit inner (Cauchy) horizon ⓘ |
| hasImplicationFor |
black hole thermodynamics
ⓘ
information loss problem ⓘ |
| hasInteriorBehavior | de Sitter-like at small radius ⓘ |
| hasParameter |
length scale parameter associated with de Sitter core
ⓘ
mass parameter ⓘ |
| hasProperty |
non-singular
ⓘ
regular ⓘ spherically symmetric ⓘ static ⓘ |
| involves | effective cosmological constant in the core ⓘ |
| isAlternativeTo |
Reissner–Nordström metric
ⓘ
surface form:
Reissner–Nordström black hole
Schwarzschild black hole ⓘ classical singular black hole models ⓘ |
| isComparedWith |
loop quantum gravity inspired black hole models
ⓘ
nonlinear electrodynamics regular black holes ⓘ |
| isDiscussedIn | literature on non-singular black holes ⓘ |
| isMotivatedBy | quantum gravity corrections to classical general relativity ⓘ |
| isRelatedTo |
Bardeen black hole model
ⓘ
surface form:
Bardeen black hole
regular black hole models with de Sitter cores ⓘ |
| isUsedIn |
analyses of black hole evaporation
ⓘ
studies of information loss paradox ⓘ studies of quantum gravity inspired black holes ⓘ |
| metricType | static spherically symmetric metric ⓘ |
| modifies | central singularity of classical black holes ⓘ |
| satisfies | regularity conditions at r = 0 ⓘ |
| theoryContext | general relativity ⓘ |
| usedFor |
phenomenological modeling of quantum-corrected black holes
ⓘ
testing thermodynamic properties of regular black holes ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Hayward black hole model Description of subject: The Hayward black hole model is a theoretical, regular (non-singular) black hole solution in general relativity that modifies the central singularity with a de Sitter core, often studied as an alternative to classical black hole models.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hayward regular black hole