Anthony J. Leggett
E332043
Anthony J. Leggett is a British-American physicist renowned for his pioneering theoretical work on superfluidity and other quantum phenomena in condensed matter systems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Anthony J. Leggett canonical | 8 |
How this entity was disambiguated
This entity first appeared as the object of triple T3158549 — 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: Anthony J. Leggett Context triple: [Vitaly Ginzburg, coRecipientOfNobelPrizeWith, Anthony J. Leggett]
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A.
Douglas D. Osheroff
Douglas D. Osheroff is an American physicist and Nobel laureate renowned for his work on superfluidity in helium-3 and his contributions to major scientific investigations.
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B.
John Robert Schrieffer
John Robert Schrieffer was an American physicist and Nobel laureate best known as one of the co-creators of the BCS theory of superconductivity.
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C.
Eric A. Cornell
Eric A. Cornell is an American physicist and Nobel laureate renowned for co-creating the first Bose–Einstein condensate in a dilute gas of alkali atoms.
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D.
Wolfgang Ketterle
Wolfgang Ketterle is a German physicist and Nobel laureate renowned for his pioneering experimental work on Bose–Einstein condensates and ultracold atomic gases.
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E.
Lev Pitaevskii
Lev Pitaevskii was a prominent Russian theoretical physicist known for his influential work in quantum mechanics and condensed matter physics, particularly in the theory of superfluidity and Bose–Einstein condensates.
- 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: Anthony J. Leggett Target entity description: Anthony J. Leggett is a British-American physicist renowned for his pioneering theoretical work on superfluidity and other quantum phenomena in condensed matter systems.
-
A.
Douglas D. Osheroff
Douglas D. Osheroff is an American physicist and Nobel laureate renowned for his work on superfluidity in helium-3 and his contributions to major scientific investigations.
-
B.
John Robert Schrieffer
John Robert Schrieffer was an American physicist and Nobel laureate best known as one of the co-creators of the BCS theory of superconductivity.
-
C.
Eric A. Cornell
Eric A. Cornell is an American physicist and Nobel laureate renowned for co-creating the first Bose–Einstein condensate in a dilute gas of alkali atoms.
-
D.
Wolfgang Ketterle
Wolfgang Ketterle is a German physicist and Nobel laureate renowned for his pioneering experimental work on Bose–Einstein condensates and ultracold atomic gases.
-
E.
Lev Pitaevskii
Lev Pitaevskii was a prominent Russian theoretical physicist known for his influential work in quantum mechanics and condensed matter physics, particularly in the theory of superfluidity and Bose–Einstein condensates.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Nobel laureate in Physics
ⓘ
person ⓘ physicist ⓘ theoretical physicist ⓘ |
| academicDegree | Doctor of Philosophy in physics ⓘ |
| awardReceived |
Fellow of the American Physical Society
ⓘ
Fellow of the Royal Society ⓘ
linked to:
Fellow of the Royal Society (FRS)
Knight Bachelor ⓘ Nobel Prize in Physics ⓘ Wolf Prize in Physics ⓘ |
| citizenship |
United Kingdom
ⓘ
United States of America ⓘ |
| countryOfBirth | United Kingdom ⓘ |
| educatedAt |
Balliol College, Oxford
ⓘ
Merton College, Oxford ⓘ University of Oxford ⓘ |
| employer | University of Illinois at Urbana–Champaign ⓘ |
| familyName | Leggett ⓘ |
| fieldOfWork |
condensed matter physics
ⓘ
physics ⓘ quantum mechanics ⓘ superfluidity ⓘ |
| genre | scientific literature ⓘ |
| givenName | Anthony ⓘ |
| hasAcademicDiscipline |
low-temperature physics
ⓘ
quantum condensed matter theory ⓘ |
| hasOccupation |
researcher
ⓘ
university teacher ⓘ |
| knownFor |
contributions to condensed matter theory
ⓘ
theoretical work on superfluidity ⓘ theory of superfluid helium-3 ⓘ work on macroscopic quantum phenomena ⓘ |
| languageSpoken | English ⓘ |
| memberOf |
American Physical Society
ⓘ
National Academy of Sciences ⓘ Royal Society ⓘ |
| name | Anthony J. Leggett ⓘ |
| notableIdea |
Leggett frequency in superfluid helium-3
ⓘ
macroscopic quantum coherence ⓘ |
| notableWork |
research on quantum tunneling in macroscopic systems
ⓘ
studies of decoherence in quantum systems ⓘ theoretical description of superfluid phases of helium-3 ⓘ |
| positionHeld |
professor of physics
ⓘ
theoretical condensed matter physicist ⓘ |
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: Anthony J. Leggett Description of subject: Anthony J. Leggett is a British-American physicist renowned for his pioneering theoretical work on superfluidity and other quantum phenomena in condensed matter systems.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
Department of Physics, University of Illinois at Urbana–Champaign
→
hasNotableFaculty
→
Anthony J. Leggett
ⓘ
Department of Physics, University of Illinois at Urbana–Champaign
→
hasNobelLaureateFaculty
→
Anthony J. Leggett
ⓘ
Department of Physics, University of Illinois at Urbana–Champaign
→
employerOf
→
Anthony J. Leggett
ⓘ