Paul trap
E608818
The Paul trap is a type of ion trap that uses oscillating electric fields to confine charged particles, widely used in precision spectroscopy, mass spectrometry, and quantum computing experiments.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Paul trap canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T6660408 — 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: Paul trap Context triple: [Wolfgang Paul, knownFor, Paul trap]
-
A.
Paul Carnal
Paul Carnal was the Swiss educator who established Institut Le Rosey, one of the world’s most prestigious and exclusive boarding schools.
-
B.
Paulus Potter
Paulus Potter was a renowned 17th-century Dutch Golden Age painter celebrated for his detailed and lifelike depictions of animals and rural landscapes.
-
C.
Philip Sabes
Philip Sabes is a neuroscientist and entrepreneur known for his work on brain–computer interfaces and for co-founding the neurotechnology company Neuralink.
-
D.
Daniel Auster
Daniel Auster was a prominent Zionist politician and lawyer who served as mayor of Jerusalem during the British Mandate period.
-
E.
Paul Rey
Paul Rey is a Swedish pop singer-songwriter known for his melodic, emotionally driven songs and collaborations with international artists.
- 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: Paul trap Target entity description: The Paul trap is a type of ion trap that uses oscillating electric fields to confine charged particles, widely used in precision spectroscopy, mass spectrometry, and quantum computing experiments.
-
A.
Paul Carnal
Paul Carnal was the Swiss educator who established Institut Le Rosey, one of the world’s most prestigious and exclusive boarding schools.
-
B.
Paulus Potter
Paulus Potter was a renowned 17th-century Dutch Golden Age painter celebrated for his detailed and lifelike depictions of animals and rural landscapes.
-
C.
Philip Sabes
Philip Sabes is a neuroscientist and entrepreneur known for his work on brain–computer interfaces and for co-founding the neurotechnology company Neuralink.
-
D.
Daniel Auster
Daniel Auster was a prominent Zionist politician and lawyer who served as mayor of Jerusalem during the British Mandate period.
-
E.
Paul Rey
Paul Rey is a Swedish pop singer-songwriter known for his melodic, emotionally driven songs and collaborations with international artists.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
ion trap
ⓘ
radio-frequency quadrupole trap ⓘ |
| advantage |
good optical access to trapped ions
ⓘ
precise control of trapping potentials ⓘ scalability for multi-ion chains ⓘ |
| application |
frequency standards
ⓘ
fundamental physics experiments ⓘ mass spectrometry ⓘ precision spectroscopy ⓘ quantum computing experiments ⓘ quantum information processing ⓘ quantum simulation ⓘ |
| awardedNobelPrizeContext | Wolfgang Paul Nobel Prize in Physics 1989 ⓘ |
| confines |
charged particles
ⓘ
ions ⓘ |
| contrastedWith | Penning trap NERFINISHED ⓘ |
| controlParameter |
DC bias voltages
ⓘ
RF drive amplitude ⓘ RF drive frequency ⓘ |
| discoveredBy | Wolfgang Paul NERFINISHED ⓘ |
| enables |
coherent control of qubits
ⓘ
high mass resolution ⓘ laser cooling of ions ⓘ long ion storage times ⓘ single-ion spectroscopy ⓘ |
| fieldConfiguration | quadrupole electric field ⓘ |
| hasComponent |
electrode structure
ⓘ
radio-frequency drive ⓘ vacuum chamber ⓘ |
| namedAfter | Wolfgang Paul NERFINISHED ⓘ |
| operatesIn | ultra-high vacuum ⓘ |
| provides | dynamic confinement ⓘ |
| requires |
DC control electrodes
ⓘ
high-voltage RF source ⓘ |
| stabilityDescribedBy | Mathieu equations NERFINISHED ⓘ |
| stabilizes | ion motion ⓘ |
| trapTypeVariant |
linear Paul trap
NERFINISHED
ⓘ
surface-electrode Paul trap ⓘ three-dimensional Paul trap ⓘ |
| typicalIonSpecies |
Ba+ ions
ⓘ
Be+ ions ⓘ Ca+ ions ⓘ Yb+ ions ⓘ |
| usedIn |
Fourier-transform ion cyclotron resonance related setups
ⓘ
optical clock experiments ⓘ tests of fundamental symmetries ⓘ tests of quantum mechanics ⓘ time-of-flight mass spectrometers NERFINISHED ⓘ |
| uses |
oscillating electric fields
ⓘ
radio-frequency electric fields ⓘ |
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: Paul trap Description of subject: The Paul trap is a type of ion trap that uses oscillating electric fields to confine charged particles, widely used in precision spectroscopy, mass spectrometry, and quantum computing experiments.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Penning trap