thallium-201
E1063594
UNEXPLORED
Thallium-201 is a radioactive isotope of thallium widely used in nuclear medicine, particularly for myocardial perfusion imaging to assess coronary artery disease.
All labels observed (1)
| Label | Occurrences |
|---|---|
| thallium-201 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13817138 — 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: thallium-201 Context triple: [thallium, radioisotope, thallium-201]
-
A.
thallium (Tl)
Thallium (Tl) is a soft, highly toxic post-transition metal element used in electronics, optics, and specialized chemical applications.
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B.
californium-252
Californium-252 is a highly radioactive synthetic isotope of californium widely used as a strong neutron source in applications such as nuclear reactor startup, neutron radiography, and cancer therapy.
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C.
nitrogen-13
Nitrogen-13 is a short-lived radioactive isotope of nitrogen that plays a key role as an intermediate nuclide in stellar nuclear fusion processes.
-
D.
Actemium
Actemium is an industrial engineering and services network specializing in improving and optimizing industrial processes across various sectors.
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E.
thorium
Thorium is a naturally occurring radioactive metal and fertile nuclear material considered a potential alternative fuel for advanced nuclear reactors.
- 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: thallium-201 Target entity description: Thallium-201 is a radioactive isotope of thallium widely used in nuclear medicine, particularly for myocardial perfusion imaging to assess coronary artery disease.
-
A.
thallium (Tl)
Thallium (Tl) is a soft, highly toxic post-transition metal element used in electronics, optics, and specialized chemical applications.
-
B.
californium-252
Californium-252 is a highly radioactive synthetic isotope of californium widely used as a strong neutron source in applications such as nuclear reactor startup, neutron radiography, and cancer therapy.
-
C.
nitrogen-13
Nitrogen-13 is a short-lived radioactive isotope of nitrogen that plays a key role as an intermediate nuclide in stellar nuclear fusion processes.
-
D.
Actemium
Actemium is an industrial engineering and services network specializing in improving and optimizing industrial processes across various sectors.
-
E.
thorium
Thorium is a naturally occurring radioactive metal and fertile nuclear material considered a potential alternative fuel for advanced nuclear reactors.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
thallium (Tl)