Table 5 Details of the samples irradiated in the experiments.
From: Epithermal neutron activation dosimetry–(n, γ) reactions under boron-based filters
Nuclear reaction | Sample material | Nominal dimensions | Typical mass (mg) |
|---|---|---|---|
\(^{197}\)Au\((n,\gamma )^{198}\)Au (D) | Al-0.1% Au alloy (IRMM-530R), Certified Au mass fraction = 0.1003% | Foil, diameter = 4 mm, thickness = 0.1 mm | 6 |
\(^{238}\)U\((n,\gamma )^{239}\)U/\(^{239}\)Np (D) | Al-0.2% U alloy | Foil, pressed from wire, nominal thickness = 0.2 mm | 8 |
\(^{55}\)Mn\((n,\gamma )^{56}\)Mn (D) | Al-1% Mn alloy | Foil, pressed from wire, nominal diameter = 4 mm, nominal thickness = 0.2 mm | 9 |
\(^{232}\)Th\((n,\gamma )^{233}\)Th/\(^{233}\)Pa (D) | Al-1% Th alloy | Foil, pressed from wire, nominal diameter = 4 mm nominal thickness = 0.2 mm | 9 |
\(^{26}\)Mg\((n,\gamma )^{27}\)Mg | Mg metal purity 99.9% | Foil, diameter = 4 mm, thickness = 2 mm | 56 |
\(^{82}\)Se\((n,\gamma )^{83}\)Se | Se metal, purity 99.95% | Fragment, typical dimension 4 mm | 30–70 |
\(^{140}\)Ce\((n,\gamma )^{141}\)Ce | Ce metal, purity 99.9% | Foil, diameter = 4 mm, thickness = 0.1 mm | 8–11 |
\(^{94}\)Zr\((n,\gamma )^{95}\)Zr | Zr metal, purity 99.2% | Foil, diameter = 4 mm, thickness = 0.1 mm | 102 |
\(^{64}\)Ni\((n,\gamma )^{65}\)Ni | Ni metal, purity = 99.999% | Foil, diameter = 4 mm, thickness = 0.25 mm | 37 |
\(^{74}\)Ge\((n,\gamma )^{75}\)Ge | Ge metal, purity 99.999% | Fragment, typical dimension 4 mm | 13–40 |
\(^{27}\)Al\((n,\gamma )^{28}\)Al | Al metal purity 99.999% | Foil, diameter = 4 mm, thickness = 2 mm | 85 |
\(^{130}\)Te\((n,\gamma )^{131}\)Te | Te metal, purity 99.99% | Fragment, typical dimension 4 mm | 135–146 |
\(^{64}\)Zn\((n,\gamma )^{65}\)Zn | Zn metal, purity 99.99%+ | Foil, diameter = 4 mm, thickness = 0.25 mm | 24 |
\(^{23}\)Na\((n,\gamma )^{24}\)Na (D) | NaF powder, purity 99.99% | Encapsulated powder | 3–12 |
