Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
isotope
|
| gptkbp:atomicNumber |
90
|
| gptkbp:containsElement |
thorium
|
| gptkbp:decaysTo |
gptkb:radium-225
|
| gptkbp:discoveredBy |
gptkb:G._M._Temmer
|
| gptkbp:discoveredIn |
1947
|
| gptkbp:halfLife |
7932 years
|
| https://www.w3.org/2000/01/rdf-schema#label |
thorium-229
|
| gptkbp:massNumber |
229
|
| gptkbp:mode |
alpha decay
|
| gptkbp:neutrons |
139
|
| gptkbp:notableFor |
lowest known nuclear excitation energy
|
| gptkbp:nuclearIsomer |
gptkb:thorium-229m
|
| gptkbp:protons |
90
|
| gptkbp:symbol |
gptkb:229Th
|
| gptkbp:usedIn |
nuclear clock research
|
| gptkbp:bfsParent |
gptkb:uranium-233
|
| gptkbp:bfsLayer |
5
|