Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
isotope
|
| gptkbp:containsElement |
gptkb:Samarium
|
| gptkbp:discoveredIn |
1933
|
| gptkbp:foundIn |
gptkb:Natural_samarium
|
| gptkbp:halfLife |
Stable (observed alpha decay, half-life ~1.1×10^14 years)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Samarium-152
|
| gptkbp:massNumber |
152
151.9197324 u |
| gptkbp:mode |
Alpha decay (very rare)
|
| gptkbp:naturalAbundance |
26.75%
|
| gptkbp:neutrons |
90
|
| gptkbp:protons |
62
|
| gptkbp:radioactive |
No
|
| gptkbp:stable |
Yes
|
| gptkbp:symbol |
gptkb:Sm-152
|
| gptkbp:bfsParent |
gptkb:Samarium
|
| gptkbp:bfsLayer |
7
|