Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:isotope
gptkb:actinium_isotope |
| gptkbp:atomicNumber |
89
|
| gptkbp:category |
gptkb:isotope
gptkb:actinide |
| gptkbp:containsElement |
actinium
|
| gptkbp:decaysTo |
gptkb:Fr-223
Th-227 |
| gptkbp:discoveredBy |
gptkb:Friedrich_Oskar_Giesel
|
| gptkbp:discoveredIn |
1902
|
| gptkbp:halfLife |
21.772 years
|
| gptkbp:massNumber |
227
|
| gptkbp:mode |
gptkb:beta_decay
alpha decay |
| gptkbp:neutrons |
138
|
| gptkbp:parent |
gptkb:U-235
gptkb:Fr-223 Th-227 |
| gptkbp:protons |
89
|
| gptkbp:radioactive |
true
|
| gptkbp:spin |
3/2+
|
| gptkbp:symbol |
227Ac
|
| gptkbp:usedIn |
cancer therapy research
neutron source production |
| gptkbp:bfsParent |
gptkb:Ra-223
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ac-227
|