Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
isotope
|
| gptkbp:atomicNumber |
90
|
| gptkbp:canBe |
nuclear clock
quantum optics research |
| gptkbp:containsElement |
thorium
|
| gptkbp:decaysTo |
gptkb:225Ra
|
| gptkbp:discoveredBy |
gptkb:Otto_Hahn
|
| gptkbp:discoveredIn |
1911
|
| gptkbp:excitedStateEnergy |
~8.28 eV
|
| gptkbp:halfLife |
7932 years
|
| https://www.w3.org/2000/01/rdf-schema#label |
229Th
|
| gptkbp:massNumber |
229
|
| gptkbp:mode |
alpha decay
|
| gptkbp:neutrons |
139
|
| gptkbp:notableFor |
lowest known nuclear excitation energy
|
| gptkbp:protons |
90
|
| gptkbp:radioactive |
true
|
| gptkbp:symbol |
gptkb:Th-229
|
| gptkbp:bfsParent |
gptkb:thorium-229
|
| gptkbp:bfsLayer |
6
|