Bardeen–Stephen model
E768633
The Bardeen–Stephen model is a theoretical framework in superconductivity that describes the motion and dissipation of energy by magnetic flux vortices in type-II superconductors.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bardeen–Stephen model canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8951091 — 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: Bardeen–Stephen model Context triple: [Michael Stephen, knownFor, Bardeen–Stephen 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.
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B.
Bardeen potential
The Bardeen potential is a gauge-invariant gravitational potential used in cosmological perturbation theory to describe scalar metric fluctuations in the early universe.
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C.
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.
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D.
Hayward 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.
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E.
Klein–Goldberger model
The Klein–Goldberger model is an early econometric macroeconomic model of the U.S. economy that integrates consumption, investment, and other key variables to analyze economic fluctuations and policy effects.
- 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: Bardeen–Stephen model Target entity description: The Bardeen–Stephen model is a theoretical framework in superconductivity that describes the motion and dissipation of energy by magnetic flux vortices in type-II superconductors.
-
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.
Bardeen potential
The Bardeen potential is a gauge-invariant gravitational potential used in cosmological perturbation theory to describe scalar metric fluctuations in the early universe.
-
C.
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.
-
D.
Hayward 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.
-
E.
Klein–Goldberger model
The Klein–Goldberger model is an early econometric macroeconomic model of the U.S. economy that integrates consumption, investment, and other key variables to analyze economic fluctuations and policy effects.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf | theoretical model ⓘ |
| appliesTo | type-II superconductor ⓘ |
| assumes |
linear response regime
ⓘ
vortex core behaves like normal metal ⓘ weak pinning of vortices ⓘ |
| basedOn | normal core of a vortex ⓘ |
| category |
dissipative processes in superconductors
ⓘ
vortex dynamics model ⓘ |
| describes |
dissipation of energy by vortices
ⓘ
flux-flow resistivity ⓘ motion of magnetic flux vortices ⓘ vortex dynamics ⓘ |
| field | superconductivity ⓘ |
| frameworkType | phenomenological model ⓘ |
| influenced | later vortex dynamics theories ⓘ |
| introducedBy |
John Bardeen
ⓘ
Michael Stephen ⓘ |
| involvesQuantity |
flux-flow resistivity ρff
ⓘ
magnetic flux quantum Φ0 ⓘ normal-state resistivity ρn ⓘ upper critical field Hc2 ⓘ vortex viscosity η ⓘ |
| language | English ⓘ |
| namedAfter |
John Bardeen
ⓘ
Michael Stephen ⓘ |
| neglects |
nonlinear effects at high current densities
ⓘ
strong vortex pinning ⓘ |
| predicts |
ρff proportional to magnetic field B
ⓘ
ρff ≈ ρn·B/Hc2 ⓘ |
| publishedIn | Physical Review ⓘ |
| relatedTo |
Ginzburg–Landau theory
ⓘ
linked to:
Ginzburg–Landau theory of superconductivity
flux-flow regime ⓘ vortex motion under applied current ⓘ |
| relates |
flux-flow resistivity to normal-state resistivity
ⓘ
vortex velocity to Lorentz force ⓘ |
| usedFor |
calculating flux-flow resistivity
ⓘ
estimating vortex viscosity ⓘ |
| usedIn |
analysis of transport measurements in type-II superconductors
ⓘ
interpretation of magnetoresistance data ⓘ |
| validIn | mixed state of type-II superconductors ⓘ |
| yearProposed | 1965 ⓘ |
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: Bardeen–Stephen model Description of subject: The Bardeen–Stephen model is a theoretical framework in superconductivity that describes the motion and dissipation of energy by magnetic flux vortices in type-II superconductors.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.