Maskawa
E302523
Maskawa is a Japanese theoretical physicist best known for co-formulating the Cabibbo–Kobayashi–Maskawa (CKM) matrix, which explains quark mixing and CP violation in the Standard Model.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Maskawa canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2104936 — 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: Maskawa Context triple: [Toshihide Maskawa, familyName, Maskawa]
-
A.
Kamiyama
Kamiyama is a Japanese surname borne by various individuals, including artists, athletes, and public figures.
-
B.
Sumoto
Sumoto is a coastal city located on Awaji Island in Japan, known for its hot springs, scenic views of the Seto Inland Sea, and citrus production.
-
C.
Takatsuki
Takatsuki is a city in northern Osaka Prefecture, Japan, known as a residential and commercial hub between Osaka and Kyoto.
-
D.
Tokushima
Tokushima is a coastal city on Japan’s Shikoku Island known for its annual Awa Odori dance festival and role as a regional cultural and economic center.
-
E.
Wakatsuki
Wakatsuki was a Japanese destroyer of the Imperial Japanese Navy that served in World War II before being sunk during late-war Pacific naval operations.
- 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: Maskawa Target entity description: Maskawa is a Japanese theoretical physicist best known for co-formulating the Cabibbo–Kobayashi–Maskawa (CKM) matrix, which explains quark mixing and CP violation in the Standard Model.
-
A.
Kamiyama
Kamiyama is a Japanese surname borne by various individuals, including artists, athletes, and public figures.
-
B.
Sumoto
Sumoto is a coastal city located on Awaji Island in Japan, known for its hot springs, scenic views of the Seto Inland Sea, and citrus production.
-
C.
Takatsuki
Takatsuki is a city in northern Osaka Prefecture, Japan, known as a residential and commercial hub between Osaka and Kyoto.
-
D.
Tokushima
Tokushima is a coastal city on Japan’s Shikoku Island known for its annual Awa Odori dance festival and role as a regional cultural and economic center.
-
E.
Wakatsuki
Wakatsuki was a Japanese destroyer of the Imperial Japanese Navy that served in World War II before being sunk during late-war Pacific naval operations.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese physicist
ⓘ
Japanese physicist ⓘ human ⓘ human ⓘ theoretical physicist ⓘ theoretical physicist ⓘ |
| awardReceived |
JPS Nishina Memorial Prize
ⓘ
Nobel Prize in Physics ⓘ Order of Culture ⓘ Sakurai Prize ⓘ |
| coAuthorOf |
Cabibbo–Kobayashi–Maskawa matrix
ⓘ
surface form:
Cabibbo–Kobayashi–Maskawa theory
|
| coDevelopedWith |
Makoto Kobayashi
NERFINISHED
ⓘ
Nicola Cabibbo ⓘ Toshihide Maskawa ⓘ |
| countryOfCitizenship | Japan ⓘ |
| educatedAt | Nagoya University NERFINISHED ⓘ |
| employer |
High Energy Accelerator Research Organization (KEK)
ⓘ
Kyoto University ⓘ Nagoya University NERFINISHED ⓘ |
| fieldOfWork |
particle physics
ⓘ
theoretical physics ⓘ |
| hasResearchArea |
CP violation
ⓘ
flavor physics ⓘ quark sector of the Standard Model ⓘ |
| influenced |
Standard Model phenomenology
ⓘ
modern flavor physics ⓘ |
| knownFor |
CP violation in the Standard Model
ⓘ
Cabibbo–Kobayashi–Maskawa matrix ⓘ quark mixing ⓘ quark mixing theory ⓘ |
| languageOfWorkOrName | Japanese ⓘ |
| memberOf | Japan Academy ⓘ |
| notableConcept |
Cabibbo–Kobayashi–Maskawa matrix
ⓘ
surface form:
CKM matrix
|
| notableWork |
Kobayashi–Maskawa paper on CP violation (1973)
ⓘ
surface form:
“CP Violation in the Renormalizable Theory of Weak Interaction”
|
| sexOrGender | male ⓘ |
| sharesNobelPrizeWith |
Makoto Kobayashi
NERFINISHED
ⓘ
Toshihide Maskawa ⓘ Yoichiro Nambu ⓘ |
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: Maskawa Description of subject: Maskawa is a Japanese theoretical physicist best known for co-formulating the Cabibbo–Kobayashi–Maskawa (CKM) matrix, which explains quark mixing and CP violation in the Standard Model.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.