It's Elemental
Isotopes of the Element Ytterbium
Ytterbium
Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.
Isotopes With A Known Natural Abundance
| Mass Number | Natural Abundance | Half-life |
| 168 | 0.123% | STABLE |
| 170 | 2.982% | STABLE |
| 171 | 14.09% | STABLE |
| 172 | 21.68% | STABLE |
| 173 | 16.103% | STABLE |
| 174 | 32.026% | STABLE |
| 176 | 12.996% | STABLE |
Known Isotopes
| Mass Number | Half-life | Decay Mode | Branching Percentage |
| 148 | No Data Available | Electron Capture (suspected) | No Data Available |
| 149 | 0.7 seconds | Electron Capture | 100.00% |
| Electron Capture with delayed Proton Emission | 100.00% | ||
| 150 | 200 nanoseconds | Electron Capture (suspected) | No Data Available |
| 151 | 1.6 seconds | Electron Capture | 100.00% |
| Electron Capture with delayed Proton Emission | > 0.00% | ||
| Electron Capture | 100.00% | ||
| Isomeric Transition | ~ 0.40% | ||
| Electron Capture with delayed Proton Emission | No Data Available | ||
| 152 | 3.03 seconds | Electron Capture with delayed Proton Emission | No Data Available |
| Electron Capture | 100.00% | ||
| 153 | 4.2 seconds | Alpha Decay | 60.00% |
| Electron Capture | 40.00% | ||
| 154 | 0.409 seconds | Alpha Decay | 92.60% |
| Electron Capture | 7.40% | ||
| 155 | 1.793 seconds | Alpha Decay | 89.00% |
| Electron Capture | 11.00% | ||
| 156 | 26.1 seconds | Electron Capture | 90.00% |
| Alpha Decay | 10.00% | ||
| 157 | 38.6 seconds | Electron Capture | 99.50% |
| Alpha Decay | 0.50% | ||
| 158 | 1.49 minutes | Alpha Decay | ~ 2.1×10-3 % |
| Electron Capture | 100.00% | ||
| 159 | 1.67 minutes | Electron Capture | 100.00% |
| 160 | 4.8 minutes | Electron Capture | 100.00% |
| 161 | 4.2 minutes | Electron Capture | 100.00% |
| 162 | 18.87 minutes | Electron Capture | 100.00% |
| 163 | 11.05 minutes | Electron Capture | 100.00% |
| 164 | 75.8 minutes | Electron Capture | 100.00% |
| 165 | 9.9 minutes | Electron Capture | 100.00% |
| 166 | 56.7 hours | Electron Capture | 100.00% |
| 167 | 17.5 minutes | Electron Capture | 100.00% |
| 168 | STABLE | - | - |
| 169 | 32.018 days | Electron Capture | 100.00% |
| 169m | 46 seconds | Isomeric Transition | 100.00% |
| 170 | STABLE | - | - |
| 171 | STABLE | - | - |
| 171m | 5.25 milliseconds | Isomeric Transition | 100.00% |
| 172 | STABLE | - | - |
| 173 | STABLE | - | - |
| 174 | STABLE | - | - |
| 175 | 4.185 days | Beta-minus Decay | 100.00% |
| 175m | 68.2 milliseconds | Isomeric Transition | 100.00% |
| 176 | STABLE | - | - |
| 176m | 11.4 seconds | Isomeric Transition | 100.00% |
| 177 | 1.911 hours | Beta-minus Decay | 100.00% |
| 177m | 6.41 seconds | Isomeric Transition | 100.00% |
| 178 | 74 minutes | Beta-minus Decay | 100.00% |
| 179 | 8.0 minutes | Beta-minus Decay | 100.00% |
| 180 | 2.4 minutes | Beta-minus Decay | 100.00% |
| 181 | No Data Available | Beta-minus Decay (suspected) | No Data Available |
Citation and linking information
For questions about this page, please contact Steve Gagnon.