Lr
Lawrencium
Z = 103 · Actinide · 262.0 u
Nuclear Engineering Significance
Transuranic element; Lr-266 (t₁/₂ ≈ 11 h) is the longest-lived. Not significant in reactor engineering.
Basic properties
- Atomic number (Z)
- 103
- Standard atomic mass
- 262.0 u
- Category
- Actinide
Isotopes & cross-section data
No nuclide data for this element in the reference database.
The NRDP database focuses on nuclides relevant to reactor physics. For full isotope data, see NNDC NuDat 3.