Wander Johannes de Haas
E243119
Wander Johannes de Haas was a Dutch physicist known for his pioneering work in low-temperature and solid-state physics, including the co-discovery of the de Haas–van Alphen effect.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Wander Johannes de Haas canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2173655 — 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: Wander Johannes de Haas Context triple: [de Haas–van Alphen effect, namedAfter, Wander Johannes de Haas]
-
A.
Hendrik Anthony Kramers
Hendrik Anthony Kramers was a Dutch theoretical physicist known for his pioneering work in quantum mechanics, dispersion theory, and the Kramers–Kronig relations.
-
B.
Hendrik Lorentz
Hendrik Lorentz was a Dutch physicist renowned for his foundational work on electromagnetism and the Lorentz transformations, which were crucial to the development of Einstein’s theory of special relativity.
-
C.
Johannes van der Meer
Johannes van der Meer is another name for Johannes Vermeer, the renowned 17th-century Dutch painter celebrated for his masterful use of light and intimate domestic interior scenes.
-
D.
Pieter Zeeman
Pieter Zeeman was a Dutch physicist best known for discovering the Zeeman effect, the splitting of spectral lines in a magnetic field, a breakthrough in atomic physics.
-
E.
Heike Kamerlingh Onnes
Heike Kamerlingh Onnes was a Dutch physicist renowned for his pioneering work in low-temperature physics, including the liquefaction of helium and the discovery of superconductivity.
- 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: Wander Johannes de Haas Target entity description: Wander Johannes de Haas was a Dutch physicist known for his pioneering work in low-temperature and solid-state physics, including the co-discovery of the de Haas–van Alphen effect.
-
A.
Hendrik Anthony Kramers
Hendrik Anthony Kramers was a Dutch theoretical physicist known for his pioneering work in quantum mechanics, dispersion theory, and the Kramers–Kronig relations.
-
B.
Hendrik Lorentz
Hendrik Lorentz was a Dutch physicist renowned for his foundational work on electromagnetism and the Lorentz transformations, which were crucial to the development of Einstein’s theory of special relativity.
-
C.
Johannes van der Meer
Johannes van der Meer is another name for Johannes Vermeer, the renowned 17th-century Dutch painter celebrated for his masterful use of light and intimate domestic interior scenes.
-
D.
Pieter Zeeman
Pieter Zeeman was a Dutch physicist best known for discovering the Zeeman effect, the splitting of spectral lines in a magnetic field, a breakthrough in atomic physics.
-
E.
Heike Kamerlingh Onnes
Heike Kamerlingh Onnes was a Dutch physicist renowned for his pioneering work in low-temperature physics, including the liquefaction of helium and the discovery of superconductivity.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
Dutch physicist
ⓘ
human ⓘ physicist ⓘ |
| awardReceived | Rumford Medal ⓘ |
| coDiscovererOf | de Haas–van Alphen effect ⓘ |
| coDiscovererWith | Pieter M. van Alphen ⓘ |
| countryOfCitizenship | Kingdom of the Netherlands ⓘ |
| educatedAt | University of Leiden ⓘ |
| employer |
University of Amsterdam
ⓘ
University of Groningen ⓘ University of Leiden ⓘ |
| familyName |
de Haas
ⓘ
linked to:
De Haas
|
| fieldOfWork |
low-temperature physics
ⓘ
physics ⓘ solid-state physics ⓘ |
| givenName | Wander ⓘ |
| knownFor |
de Haas–van Alphen effect
ⓘ
low-temperature physics research ⓘ solid-state physics research ⓘ |
| memberOf | Royal Netherlands Academy of Arts and Sciences ⓘ |
| name | Wander Johannes de Haas ⓘ |
| nationality | Dutch ⓘ |
| notableWork |
experiments on magnetization oscillations in metals
ⓘ
research on quantum phenomena in metals ⓘ research on superconductivity ⓘ |
| relative |
Hendrik Antoon Lorentz
ⓘ
linked to:
Hendrik Lorentz
|
| sexOrGender | male ⓘ |
| spouse | Geertruida de Haas-Lorentz ⓘ |
| workLocation |
Amsterdam
ⓘ
Groningen ⓘ Leiden ⓘ |
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: Wander Johannes de Haas Description of subject: Wander Johannes de Haas was a Dutch physicist known for his pioneering work in low-temperature and solid-state physics, including the co-discovery of the de Haas–van Alphen effect.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.