|
|
| Isotopes of Erbium |
 Notable Isotopes
|
 160Er [92 neutrons] |
 Abundance: synthetic
|
| Half life: 28.58 hours [ Electron Capture ]
|
| Decay Energy: 0.330MeV |
| Decays to 160Ho.
|
| 162Er [94 neutrons] |
| Abundance: 0.14%
|
| Stable with 94 neutrons
|
| 164Er [96 neutrons] |
| Abundance: 1.61%
|
| Stable with 96 neutrons
|
| 165Er [97 neutrons] |
| Abundance: synthetic
|
| Half life: 10.36 hours [ Electron Capture ]
|
| Decay Energy: 0.376MeV |
| Decays to 165Ho.
|
| 166Er [98 neutrons] |
| Abundance: 33.6%
|
| Stable with 98 neutrons
|
| 167Er [99 neutrons] |
| Abundance: 22.95%
|
| Stable with 99 neutrons
|
| 168Er [100 neutrons] |
| Abundance: 26.8%
|
| Stable with 100 neutrons
|
| 169Er [101 neutrons] |
| Abundance: synthetic
|
| Half life: 9.4 days [ beta- ]
|
| Decay Energy: 0.351MeV |
| Decays to 169Tm.
|
| 170Er [102 neutrons] |
| Abundance: 14.9%
|
| Stable with 102 neutrons
|
| 171Er [103 neutrons] |
| Abundance: synthetic
|
| Half life: 7.516 hours [ beta- ]
|
| Decay Energy: 1.490MeV |
| Decays to 171Tm.
|
| 172Er [104 neutrons] |
| Abundance: synthetic
|
| Half life: 49.3 hours [ beta- ]
|
| Decay Energy: 0.891MeV |
| Decays to 172Tm.
|