Sumio Iijima
E130141
Sumio Iijima is a Japanese physicist best known for his pioneering discovery and characterization of carbon nanotubes, which revolutionized the field of nanotechnology.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sumio Iijima canonical | 6 |
| Sumio Iijima (physicist) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1120620 — 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: Sumio Iijima Context triple: [MRS Von Hippel Award, notableRecipient, Sumio Iijima]
-
A.
Yoshihisa Hirano
Yoshihisa Hirano is a Japanese professional baseball pitcher known for his successful career in Nippon Professional Baseball and Major League Baseball, particularly as a late-inning reliever.
-
B.
Tadahiko Mibuchi
Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
-
C.
Nobuyuki Hiyama
Nobuyuki Hiyama is a Japanese voice actor known for his energetic and intense performances in numerous anime, video games, and tokusatsu series.
-
D.
Hirofumi Hirano
Hirofumi Hirano is a Japanese politician who has held senior leadership roles in major opposition parties and served in the national legislature.
-
E.
Takeo Takagi
Takeo Takagi was an Imperial Japanese Navy admiral who played a key role in early Pacific War naval operations during World War II.
- 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: Sumio Iijima Target entity description: Sumio Iijima is a Japanese physicist best known for his pioneering discovery and characterization of carbon nanotubes, which revolutionized the field of nanotechnology.
-
A.
Yoshihisa Hirano
Yoshihisa Hirano is a Japanese professional baseball pitcher known for his successful career in Nippon Professional Baseball and Major League Baseball, particularly as a late-inning reliever.
-
B.
Tadahiko Mibuchi
Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
-
C.
Nobuyuki Hiyama
Nobuyuki Hiyama is a Japanese voice actor known for his energetic and intense performances in numerous anime, video games, and tokusatsu series.
-
D.
Hirofumi Hirano
Hirofumi Hirano is a Japanese politician who has held senior leadership roles in major opposition parties and served in the national legislature.
-
E.
Takeo Takagi
Takeo Takagi was an Imperial Japanese Navy admiral who played a key role in early Pacific War naval operations during World War II.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese scientist
ⓘ
nanotechnologist ⓘ physicist ⓘ |
| almaMater | Tohoku University ⓘ |
| awardReceived |
Benjamin Franklin Medal in Physics
ⓘ
linked to:
Franklin Medal
Feynman Prize in Nanotechnology ⓘ Japan Academy Prize ⓘ Kavli Prize in Nanoscience ⓘ
linked to:
Kavli Prize
Order of Culture of Japan ⓘ
linked to:
Order of Culture
|
| citizenship | Japan ⓘ |
| countryOfCitizenship | Japan ⓘ |
| dateOfBirth | 1939-05-02 ⓘ |
| discovered | multi-walled carbon nanotubes ⓘ |
| doctoralAdvisor | Kazuo Watanabe ⓘ |
| educatedAt | Tohoku University ⓘ |
| employer |
Meijo University
ⓘ
NEC Corporation ⓘ NEC Research Institute ⓘ |
| familyName | Iijima ⓘ |
| fieldOfWork |
materials science
ⓘ
nanotechnology ⓘ physics ⓘ |
| gender | male ⓘ |
| givenName | Sumio ⓘ |
| hasPublication | “Helical microtubules of graphitic carbon” (Nature, 1991) ⓘ |
| influenced |
applications of nanotechnology in electronics
ⓘ
development of carbon nanomaterials research ⓘ |
| knownFor |
characterization of carbon nanotubes
ⓘ
discovery of carbon nanotubes ⓘ pioneering work in nanotechnology ⓘ |
| language | Japanese ⓘ |
| memberOf |
Foreign Associate of the US National Academy of Sciences
ⓘ
Japan Academy ⓘ |
| name | Sumio Iijima ⓘ |
| nationality | Japanese ⓘ |
| notableStudent | many researchers in nanotechnology (unspecified) ⓘ |
| notableWork | 1991 Nature paper on helical microtubules of graphitic carbon ⓘ |
| placeOfBirth |
Japan
ⓘ
Saitama Prefecture ⓘ |
| positionHeld |
professor at Meijo University
ⓘ
senior research fellow at NEC ⓘ |
| researchInterest |
carbon nanostructures
ⓘ
electron microscopy of materials ⓘ |
| usedResearchMethod | transmission electron microscopy ⓘ |
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: Sumio Iijima Description of subject: Sumio Iijima is a Japanese physicist best known for his pioneering discovery and characterization of carbon nanotubes, which revolutionized the field of nanotechnology.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
“Helical microtubules of graphitic carbon” (Nature, 1991)
linked to: Sumio Iijima