Ir
Iridium
Z = 77 · Transition Metal · 192.2 u
Nuclear Engineering Significance
Not commonly used in reactor systems. Ir-192 (t₁/₂ = 73.8 d) gamma sources are widely used in industrial radiography, including inspection of reactor welds and piping. Very high density provides effective gamma shielding.
Basic properties
- Atomic number (Z)
- 77
- Standard atomic mass
- 192.2 u
- Category
- Transition Metal
Isotopes & cross-section data
No nuclide data for this element in the reference database.
The NRDP database focuses on nuclides relevant to reactor physics (fuels, moderators, structural materials, fission products, etc.). For full isotope data, see NNDC NuDat 3 or IAEA Nuclear Data Services.