Per Siegbahn
E682133
Per Siegbahn is a Swedish theoretical chemist known for his pioneering work in computational chemistry and the quantum mechanical modeling of complex chemical and biochemical systems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Per Siegbahn canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7685718 — 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: Per Siegbahn Context triple: [Kai Siegbahn, hasChild, Per Siegbahn]
-
A.
Manne Siegbahn
Manne Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in X-ray spectroscopy and atomic physics.
-
B.
Kai Siegbahn
Kai Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in high-resolution electron spectroscopy.
-
C.
Arne Tiselius
Arne Tiselius was a Swedish biochemist and Nobel laureate renowned for his pioneering work in electrophoresis and protein chemistry.
-
D.
Johannes Rydberg
Johannes Rydberg was a Swedish physicist best known for formulating the Rydberg formula, which accurately predicts the wavelengths of spectral lines of many chemical elements.
-
E.
Hans D. Jensen
Hans D. Jensen was a German nuclear physicist and Nobel laureate best known for co-developing the nuclear shell model of the atomic nucleus.
- 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: Per Siegbahn Target entity description: Per Siegbahn is a Swedish theoretical chemist known for his pioneering work in computational chemistry and the quantum mechanical modeling of complex chemical and biochemical systems.
-
A.
Manne Siegbahn
Manne Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in X-ray spectroscopy and atomic physics.
-
B.
Kai Siegbahn
Kai Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in high-resolution electron spectroscopy.
-
C.
Arne Tiselius
Arne Tiselius was a Swedish biochemist and Nobel laureate renowned for his pioneering work in electrophoresis and protein chemistry.
-
D.
Johannes Rydberg
Johannes Rydberg was a Swedish physicist best known for formulating the Rydberg formula, which accurately predicts the wavelengths of spectral lines of many chemical elements.
-
E.
Hans D. Jensen
Hans D. Jensen was a German nuclear physicist and Nobel laureate best known for co-developing the nuclear shell model of the atomic nucleus.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
person
ⓘ
theoretical chemist ⓘ |
| countryOfCitizenship | Sweden ⓘ |
| fieldOfWork |
computational chemistry
ⓘ
quantum chemistry ⓘ theoretical chemistry ⓘ |
| hasAcademicDiscipline |
chemistry
ⓘ
physics ⓘ |
| hasContribution |
advancing computational methods for complex chemical systems
ⓘ
applying quantum chemistry to biological systems ⓘ |
| hasGender | male ⓘ |
| influencedBy | developments in quantum chemistry ⓘ |
| knownFor |
pioneering work in computational chemistry
ⓘ
quantum mechanical modeling of biochemical systems ⓘ quantum mechanical modeling of complex chemical systems ⓘ |
| languageOfWorkOrName |
English
ⓘ
Swedish ⓘ |
| nationality | Swedish ⓘ |
| notableWork |
computational studies of metalloenzymes
ⓘ
quantum chemical studies of photosystem II ⓘ |
| occupation |
researcher
ⓘ
university professor ⓘ |
| researchInterest |
biochemical reaction mechanisms
ⓘ
enzyme catalysis ⓘ reaction mechanisms in chemistry ⓘ transition metal chemistry ⓘ |
| usesMethod |
density functional theory
ⓘ
quantum mechanical/molecular mechanical methods ⓘ |
| workLocation | Sweden ⓘ |
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: Per Siegbahn Description of subject: Per Siegbahn is a Swedish theoretical chemist known for his pioneering work in computational chemistry and the quantum mechanical modeling of complex chemical and biochemical systems.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.