It's Elemental
Isotopes of the Element Rhenium
Rhenium
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 |
| 185 | 37.40% | STABLE |
| 187 | 62.60% | 4.33×10+10 years |
Known Isotopes
| Mass Number | Half-life | Decay Mode | Branching Percentage |
| 159 | No Data Available | No Data Available | No Data Available |
| 160 | 0.82 milliseconds | Proton Emission | 91.00% |
| Alpha Decay | 9.00% | ||
| 161 | 0.44 milliseconds | Proton Emission | 100.00% |
| Alpha Decay | <= 1.40% | ||
| 161m | 14.7 milliseconds | Alpha Decay | 93.00% |
| Proton Emission | 7.00% | ||
| 162 | 107 milliseconds | Alpha Decay | 94.00% |
| Electron Capture | 6.00% | ||
| 162m | 77 milliseconds | Alpha Decay | 91.00% |
| Electron Capture | 9.00% | ||
| 163 | 390 milliseconds | Electron Capture | 68.00% |
| Alpha Decay | 32.00% | ||
| 163m | 214 milliseconds | Alpha Decay | 66.00% |
| Electron Capture | 34.00% | ||
| 164 | 0.85 seconds | Alpha Decay | ~ 58.00% |
| Electron Capture | ~ 42.00% | ||
| 164m | 0.86 seconds | Isomeric Transition | No Data Available |
| Alpha Decay | ~ 3.00% | ||
| 165 | ≈ 1 seconds | Electron Capture | No Data Available |
| Alpha Decay | No Data Available | ||
| 165m | 2.1 seconds | Electron Capture | 87.00% |
| Alpha Decay | 13.00% | ||
| 166 | 2.25 seconds | Electron Capture | > 76.00% |
| Alpha Decay | < 24.00% | ||
| 167 | 5.9 seconds | Electron Capture | ~ 99.00% |
| Alpha Decay | ~ 1.00% | ||
| 167m | 3.4 seconds | Alpha Decay | 100.00% |
| 168 | 4.4 seconds | Electron Capture | 100.00% |
| Alpha Decay | ~ 5.0×10-3 % | ||
| 169 | 8.1 seconds | Electron Capture | 100.00% |
| Alpha Decay | < 0.01% | ||
| 169m | 15.1 seconds | Electron Capture | No Data Available |
| Isomeric Transition | No Data Available | ||
| Alpha Decay | ~ 0.20% | ||
| 170 | 9.2 seconds | Electron Capture | 100.00% |
| 171 | 15.2 seconds | Electron Capture | 100.00% |
| 172 | 55 seconds | Electron Capture | 100.00% |
| 172m | 15 seconds | Electron Capture | 100.00% |
| 173 | 1.98 minutes | Electron Capture | 100.00% |
| 174 | 2.40 minutes | Electron Capture | 100.00% |
| 175 | 5.89 minutes | Electron Capture | 100.00% |
| 176 | 5.3 minutes | Electron Capture | 100.00% |
| 177 | 14 minutes | Electron Capture | 100.00% |
| 178 | 13.2 minutes | Electron Capture | 100.00% |
| 179 | 19.5 minutes | Electron Capture | 100.00% |
| 179m | 0.466 milliseconds | Isomeric Transition | 100.00% |
| 180 | 2.44 minutes | Electron Capture | 100.00% |
| 181 | 19.9 hours | Electron Capture | 100.00% |
| 182 | 64.0 hours | Electron Capture | 100.00% |
| 182m | 12.7 hours | Electron Capture | 100.00% |
| 183 | 70.0 days | Electron Capture | 100.00% |
| 183m | 1.04 milliseconds | Isomeric Transition | 100.00% |
| 184 | 35.4 days | Electron Capture | 100.00% |
| 184m | 169 days | Isomeric Transition | 74.50% |
| Electron Capture | 25.50% | ||
| 185 | STABLE | - | - |
| 186 | 3.7186 days | Beta-minus Decay | 92.53% |
| Electron Capture | 7.47% | ||
| 186m | 2.0×10+5 years | Isomeric Transition | 100.00% |
| 187 | 4.33×10+10 years | Beta-minus Decay | 100.00% |
| Alpha Decay | < 1.0×10-4 % | ||
| 188 | 17.003 hours | Beta-minus Decay | 100.00% |
| 188m | 18.59 minutes | Isomeric Transition | 100.00% |
| 189 | 24.3 hours | Beta-minus Decay | 100.00% |
| 190 | 3.1 minutes | Beta-minus Decay | 100.00% |
| 190m | 3.2 hours | Beta-minus Decay | 54.40% |
| Isomeric Transition | 45.60% | ||
| 191 | 9.8 minutes | Beta-minus Decay | 100.00% |
| 192 | 16 seconds | Beta-minus Decay | 100.00% |
| 193 | No Data Available | No Data Available | No Data Available |
| 194 | 5 seconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay | 100.00% | ||
| Beta-minus Decay | 100.00% | ||
| 195 | 6 seconds | Beta-minus Decay | No Data Available |
| 196 | 3 seconds | Beta-minus Decay | 100.00% |
| 198 | No Data Available | No Data Available | No Data Available |
Citation and linking information
For questions about this page, please contact Carol McKisson.