Tb
Terbium
Z = 65 · Lanthanide · 158.9 u
Nuclear Engineering Significance
Lanthanide with moderate thermal absorption (σ_a = 23.4 b). Not commonly used in reactor systems. Occasionally encountered in trace quantities in lanthanide-bearing materials and in post-irradiation fission product analysis.
Basic properties
- Atomic number (Z)
- 65
- Standard atomic mass
- 158.9 u
- Category
- Lanthanide
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.