It's Elemental
Isotopes of the Element Lawrencium
Lawrencium
Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.
Known Isotopes
| Mass Number | Half-life | Decay Mode | Branching Percentage |
| 251 | No Data Available | Electron Capture (suspected) | No Data Available |
| Alpha Decay (suspected) | No Data Available | ||
| 252 | 0.27 seconds | Alpha Decay | 100.00% |
| Electron Capture | No Data Available | ||
| 253 | 0.57 seconds | Alpha Decay | ~ 98.70% |
| Spontaneous Fission | ~ 1.30% | ||
| 253m | 1.49 seconds | Alpha Decay | 92.00% |
| Spontaneous Fission | 8.00% | ||
| 254 | 18.4 seconds | Alpha Decay | 71.70% |
| Electron Capture | 28.30% | ||
| 255 | 31.1 seconds | Electron Capture | 15.00% |
| Alpha Decay | 85.00% | ||
| 255m | 2.53 seconds | Isomeric Transition | 60.00% |
| Alpha Decay | 40.00% | ||
| 256 | 27 seconds | Alpha Decay | 85.00% |
| Electron Capture | 15.00% | ||
| Spontaneous Fission | < 0.03% | ||
| 257 | ≈ 4 seconds | Alpha Decay | <= 100.00% |
| 258 | 4.1 seconds | Alpha Decay | > 95.00% |
| Spontaneous Fission | < 5.00% | ||
| 259 | 6.2 seconds | Alpha Decay | 78.00% |
| Spontaneous Fission | 22.00% | ||
| 260 | 180 seconds | Alpha Decay | 80.00% |
| Electron Capture | < 40.00% | ||
| Spontaneous Fission | < 10.00% | ||
| 261 | 39 minutes | Spontaneous Fission | 100.00% |
| 262 | ≈ 4 hours | Spontaneous Fission | < 10.00% |
| Electron Capture | No Data Available | ||
| Alpha Decay | No Data Available | ||
| 263 | No Data Available | Alpha Decay (suspected) | No Data Available |
| 264 | No Data Available | Spontaneous Fission (suspected) | No Data Available |
| Alpha Decay (suspected) | No Data Available | ||
| 265 | No Data Available | Spontaneous Fission (suspected) | No Data Available |
| Alpha Decay (suspected) | No Data Available | ||
| 266 | No Data Available | Alpha Decay (suspected) | No Data Available |
| Spontaneous Fission (suspected) | No Data Available |
Citation and linking information
For questions about this page, please contact Carol McKisson.