Shuji Nakamura
E47028
Shuji Nakamura is a Japanese-American engineer and physicist best known for inventing the efficient blue LED, a breakthrough that enabled modern white LED lighting and earned him the Nobel Prize in Physics.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Shuji Nakamura canonical | 14 |
| Shuji Nakamura (physicist) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T368114 — 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: Shuji Nakamura Context triple: [IEEE Photonics Award, notableRecipient, Shuji Nakamura]
-
A.
Isamu Akasaki
Isamu Akasaki was a Japanese physicist and Nobel laureate renowned for pioneering the development of efficient blue light-emitting diodes (LEDs), which revolutionized lighting and display technologies.
-
B.
Nick Holonyak Jr.
Nick Holonyak Jr. was an American engineer and inventor best known for creating the first practical visible-spectrum LED, earning him recognition as a pioneer in semiconductor lighting technology.
-
C.
Leo Esaki
Leo Esaki is a Japanese physicist and Nobel laureate renowned for his pioneering work on quantum tunneling and the invention of the Esaki (tunnel) diode.
-
D.
Charles K. Kao
Charles K. Kao was a pioneering physicist and electrical engineer known as the "father of fiber optics" for his groundbreaking work enabling high-speed optical fiber communications.
-
E.
William Shockley
William Shockley was an American physicist and co-inventor of the transistor whose work helped launch the field of solid-state electronics and earned him a share of the 1956 Nobel Prize in Physics.
- 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: Shuji Nakamura Target entity description: Shuji Nakamura is a Japanese-American engineer and physicist best known for inventing the efficient blue LED, a breakthrough that enabled modern white LED lighting and earned him the Nobel Prize in Physics.
-
A.
Isamu Akasaki
Isamu Akasaki was a Japanese physicist and Nobel laureate renowned for pioneering the development of efficient blue light-emitting diodes (LEDs), which revolutionized lighting and display technologies.
-
B.
Nick Holonyak Jr.
Nick Holonyak Jr. was an American engineer and inventor best known for creating the first practical visible-spectrum LED, earning him recognition as a pioneer in semiconductor lighting technology.
-
C.
Leo Esaki
Leo Esaki is a Japanese physicist and Nobel laureate renowned for his pioneering work on quantum tunneling and the invention of the Esaki (tunnel) diode.
-
D.
Charles K. Kao
Charles K. Kao was a pioneering physicist and electrical engineer known as the "father of fiber optics" for his groundbreaking work enabling high-speed optical fiber communications.
-
E.
William Shockley
William Shockley was an American physicist and co-inventor of the transistor whose work helped launch the field of solid-state electronics and earned him a share of the 1956 Nobel Prize in Physics.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
engineer
ⓘ
inventor ⓘ person ⓘ physicist ⓘ |
| academicDiscipline |
electrical engineering
ⓘ
materials engineering ⓘ |
| awardReceived |
Franklin Medal
ⓘ
surface form:
Benjamin Franklin Medal in Engineering
Global Energy Prize ⓘ Millennium Technology Prize ⓘ Nobel Prize in Physics ⓘ Order of Culture ⓘ
surface form:
Order of Culture (Japan)
Queen Elizabeth Prize for Engineering ⓘ |
| citizenshipChange | naturalized as a U.S. citizen ⓘ |
| countryOfCitizenship |
Japan
ⓘ
United States of America ⓘ |
| dateOfBirth | 1954-05-22 ⓘ |
| degree |
Bachelor of Engineering
ⓘ
Doctor of Engineering ⓘ Master of Engineering ⓘ |
| doctoralThesisTopic | gallium nitride–based light-emitting devices ⓘ |
| education | University of Tokushima ⓘ |
| employer |
Nichia Corporation
ⓘ
University of California, Santa Barbara ⓘ |
| era |
20th century
ⓘ
21st century ⓘ |
| familyName | Nakamura ⓘ |
| fieldOfWork |
materials science
ⓘ
optoelectronics ⓘ semiconductor physics ⓘ |
| givenName | Shuji ⓘ |
| knownFor |
blue laser diodes
ⓘ
development of white LED lighting ⓘ gallium nitride (GaN)–based LEDs ⓘ high-brightness blue and green LEDs ⓘ invention of efficient blue light-emitting diodes ⓘ |
| name | Shuji Nakamura self-link ⓘ |
| nobelPrize |
Nobel Prize in Physics
ⓘ
surface form:
Nobel Prize in Physics 2014
|
| nobelPrizeFor | invention of efficient blue light-emitting diodes which has enabled bright and energy-saving white light sources ⓘ |
| nobelPrizeYear | 2014 ⓘ |
| notableWork |
commercialization of white LED lighting
ⓘ
development of high-efficiency blue LEDs at Nichia ⓘ |
| occupation | professor ⓘ |
| placeOfBirth | Ikata, Ehime, Japan ⓘ |
| positionHeld | Professor of Materials and Electrical & Computer Engineering at UCSB ⓘ |
| researchFocus |
gallium nitride (GaN)
ⓘ
indium gallium nitride (InGaN) ⓘ laser diodes ⓘ light-emitting diodes ⓘ |
| sharedNobelPrizeWith |
Hiroshi Amano
ⓘ
Isamu Akasaki ⓘ |
| workInstitution | University of California, Santa Barbara ⓘ |
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: Shuji Nakamura Description of subject: Shuji Nakamura is a Japanese-American engineer and physicist best known for inventing the efficient blue LED, a breakthrough that enabled modern white LED lighting and earned him the Nobel Prize in Physics.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Shuji Nakamura (physicist)