Brian O’Regan
E920993
Brian O’Regan is a chemist and solar energy researcher best known as a co-inventor of the dye-sensitized solar cell, a low-cost alternative to traditional silicon photovoltaics.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Brian O'Regan | 2 |
| Brian O’Regan canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11360118 — 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: Brian O’Regan Context triple: [dye-sensitized solar cell, developedBy, Brian O’Regan]
-
A.
Dermot Crowley
Dermot Crowley is an Irish actor best known for his role as DSU Martin Schenk in the British crime drama series "Luther."
-
B.
Alan Doyle
Alan Doyle is a Canadian musician, singer-songwriter, and actor best known as the lead singer of the folk-rock band Great Big Sea.
-
C.
Dermot McDermott
Dermot McDermott is an individual notable enough to be recognized as a bearer of the surname McDermott, though specific widely known public details about him are not clearly established.
-
D.
Brendan O'Carroll
Brendan O'Carroll is an Irish comedian, actor, and writer best known as the creator and star of the sitcom "Mrs. Brown's Boys."
-
E.
Eric O'Grady
Eric O'Grady is a morally dubious S.H.I.E.L.D. agent who becomes the third Ant-Man in Marvel Comics, known for using the shrinking technology for selfish and often comedic purposes.
- 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: Brian O’Regan Target entity description: Brian O’Regan is a chemist and solar energy researcher best known as a co-inventor of the dye-sensitized solar cell, a low-cost alternative to traditional silicon photovoltaics.
-
A.
Dermot Crowley
Dermot Crowley is an Irish actor best known for his role as DSU Martin Schenk in the British crime drama series "Luther."
-
B.
Alan Doyle
Alan Doyle is a Canadian musician, singer-songwriter, and actor best known as the lead singer of the folk-rock band Great Big Sea.
-
C.
Dermot McDermott
Dermot McDermott is an individual notable enough to be recognized as a bearer of the surname McDermott, though specific widely known public details about him are not clearly established.
-
D.
Brendan O'Carroll
Brendan O'Carroll is an Irish comedian, actor, and writer best known as the creator and star of the sitcom "Mrs. Brown's Boys."
-
E.
Eric O'Grady
Eric O'Grady is a morally dubious S.H.I.E.L.D. agent who becomes the third Ant-Man in Marvel Comics, known for using the shrinking technology for selfish and often comedic purposes.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
chemist
ⓘ
scientist ⓘ solar energy researcher ⓘ |
| citizenship | Ireland ⓘ |
| coInventedWith | Michael Grätzel ⓘ |
| contributedTo | development of low-cost alternatives to silicon solar cells ⓘ |
| fieldOfWork |
chemistry
ⓘ
dye-sensitized solar cells ⓘ photovoltaics ⓘ solar energy ⓘ |
| hasGender | male ⓘ |
| knownFor |
co-inventing the dye-sensitized solar cell
ⓘ
research on low-cost photovoltaic technologies ⓘ |
| languageOfWorkOrName | English ⓘ |
| notableWork | dye-sensitized solar cell ⓘ |
| occupation |
chemist
ⓘ
researcher ⓘ |
| researchArea |
nanostructured semiconductor electrodes
ⓘ
photoelectrochemistry ⓘ solar cell materials ⓘ |
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: Brian O’Regan Description of subject: Brian O’Regan is a chemist and solar energy researcher best known as a co-inventor of the dye-sensitized solar cell, a low-cost alternative to traditional silicon photovoltaics.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Brian O’Regan
linked to: Brian O’Regan