Lev Shubnikov
E859559
Lev Shubnikov was a pioneering Soviet experimental physicist known for his foundational work in low-temperature physics and the discovery of quantum oscillation phenomena in metals.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lev Shubnikov canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10340698 — 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: Lev Shubnikov Context triple: [Shubnikov–de Haas effect, namedAfter, Lev Shubnikov]
-
A.
Vitaly Ginzburg
Vitaly Ginzburg was a Soviet theoretical physicist and Nobel laureate renowned for his pioneering contributions to the theory of superconductivity and other areas of condensed matter physics.
-
B.
Sergei Kapitsa
Sergei Kapitsa was a Russian physicist and demographer best known for popularizing science on Soviet television and for his work on population dynamics.
-
C.
Andrei Ivanovich Zhelyabov
Andrei Ivanovich Zhelyabov was a leading Russian revolutionary and key organizer of the assassination of Tsar Alexander II as a prominent member of the radical group Narodnaya Volya.
-
D.
Lev Borisovich Rosenfeld
Lev Borisovich Rosenfeld, better known as Lev Kamenev, was a prominent Bolshevik revolutionary and early Soviet political leader who played a key role in the Russian Revolution and the formation of the Soviet state before falling victim to Stalin's Great Purge.
-
E.
Isaak Pomeranchuk
Isaak Pomeranchuk was a prominent Soviet theoretical physicist known for his influential work in quantum field theory, particle physics, and condensed matter 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: Lev Shubnikov Target entity description: Lev Shubnikov was a pioneering Soviet experimental physicist known for his foundational work in low-temperature physics and the discovery of quantum oscillation phenomena in metals.
-
A.
Vitaly Ginzburg
Vitaly Ginzburg was a Soviet theoretical physicist and Nobel laureate renowned for his pioneering contributions to the theory of superconductivity and other areas of condensed matter physics.
-
B.
Sergei Kapitsa
Sergei Kapitsa was a Russian physicist and demographer best known for popularizing science on Soviet television and for his work on population dynamics.
-
C.
Andrei Ivanovich Zhelyabov
Andrei Ivanovich Zhelyabov was a leading Russian revolutionary and key organizer of the assassination of Tsar Alexander II as a prominent member of the radical group Narodnaya Volya.
-
D.
Lev Borisovich Rosenfeld
Lev Borisovich Rosenfeld, better known as Lev Kamenev, was a prominent Bolshevik revolutionary and early Soviet political leader who played a key role in the Russian Revolution and the formation of the Soviet state before falling victim to Stalin's Great Purge.
-
E.
Isaak Pomeranchuk
Isaak Pomeranchuk was a prominent Soviet theoretical physicist known for his influential work in quantum field theory, particle physics, and condensed matter physics.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Soviet scientist
ⓘ
experimental physicist ⓘ human ⓘ physicist ⓘ |
| causeOfDeath | execution ⓘ |
| coDiscovered | Shubnikov–de Haas effect NERFINISHED ⓘ |
| countryOfCitizenship |
Russian Empire
ⓘ
Soviet Union ⓘ |
| dateOfBirth | 1901-09-29 ⓘ |
| dateOfDeath | 1937-10-28 ⓘ |
| educatedAt |
Leningrad State University
NERFINISHED
ⓘ
Saint Petersburg State University NERFINISHED ⓘ |
| employer |
Kharkiv Physico-Technical Institute
NERFINISHED
ⓘ
Leiden University NERFINISHED ⓘ Ukrainian Physico-Technical Institute NERFINISHED ⓘ |
| ethnicGroup | Russian ⓘ |
| familyName | Shubnikov NERFINISHED ⓘ |
| fieldOfWork |
low-temperature physics
ⓘ
magnetism ⓘ physics ⓘ solid-state physics ⓘ |
| fullName | Lev Vasilievich Shubnikov NERFINISHED ⓘ |
| givenName | Lev NERFINISHED ⓘ |
| knownFor |
Shubnikov–de Haas effect
NERFINISHED
ⓘ
discovery of quantum oscillation phenomena in metals ⓘ pioneering work in low-temperature physics ⓘ |
| languageOfWorkOrName | Russian ⓘ |
| mannerOfDeath | state execution ⓘ |
| nativeName | Лев Васильевич Шубников NERFINISHED ⓘ |
| notableAchievement |
early experimental studies of superconductors in strong magnetic fields
ⓘ
precision low-temperature measurements in metals ⓘ |
| occupation | physicist ⓘ |
| partOf | Soviet low-temperature physics school NERFINISHED ⓘ |
| placeOfBirth |
Rovno
NERFINISHED
ⓘ
Russian Empire ⓘ |
| placeOfDeath |
Kharkiv
NERFINISHED
ⓘ
Soviet Union ⓘ Ukrainian SSR NERFINISHED ⓘ |
| researchInterest |
magnetoresistance
ⓘ
quantum oscillations in metals ⓘ superconductivity ⓘ |
| sexOrGender | male ⓘ |
| victimOf | Great Purge NERFINISHED ⓘ |
| workedWith | Wander Johannes de Haas NERFINISHED ⓘ |
| workLocation |
Kharkiv
NERFINISHED
ⓘ
Kharkiv Physico-Technical Institute NERFINISHED ⓘ |
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: Lev Shubnikov Description of subject: Lev Shubnikov was a pioneering Soviet experimental physicist known for his foundational work in low-temperature physics and the discovery of quantum oscillation phenomena in metals.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.