Element:Eu
From Metabolomics.JP
(Difference between revisions)
Latest revision as of 20:00, 27 February 2008
[edit] Atomic Number
63
[edit] Atomic Name
Europium(ユウロピウム)
[edit] Stable Isotopes
| isotope | mass | isotopic abundance (%) |
|---|---|---|
| 151Eu | 150.919846 | 47.81(6) |
| 153Eu | 152.921227 | 52.19(6) |
[edit] Radioisotopes
| isotope | half life | disintegration form |
|---|---|---|
| 152m1Eu | 9.274 hours | beta-, EC, beta+ |
| 152Eu | 13.542 years | EC, beta- |
| 154Eu | 8.593 years | beta-, EC, beta+ |
| 155Eu | 4.7611 years | beta- |
