Se
Selenium
Z = 34 · Nonmetal · 79.0 u
Nuclear Engineering Significance
Minor fission product. Se-79 (t₁/₂ = 327,000 y) is a long-lived fission product relevant to spent fuel repository performance assessments. Not otherwise significant in reactor operations.
Basic properties
- Atomic number (Z)
- 34
- Standard atomic mass
- 79.0 u
- Category
- Nonmetal
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.