Input interpretation
Si-32 (silicon-32) | Y-102 (yttrium-102)
Decay properties
| Si-32 | Y-102 half-life | 153 yr (130 to 176 yr) | 300 ms (289.7 to 310.6 ms) mean lifetime | 221 yr (187 to 254 yr) | 433 ms (418 to 447.6 ms) decay constant | 1.44×10^-10 per second | 2.31 per second specific activity | 2.71 TBq/g | 1.36×10^10 TBq/g width | 6.55×10^-26 eV | 1.52×10^-15 eV decay modes | β^- (electron emission) | β^- (electron emission) | β^-n (electron + delayed neutron) final decay products | S-32 (100%) | Ru-102 (90%) | Ru-101 (4.9%)
Decay modes
Si-32
decay mode | β^- (electron emission) branching ratio | 100% Q-value | 224.311 keV (kiloelectronvolts) daughter nuclide | P-32
Y-102
decay mode | β^- (electron emission) branching ratio | 95% Q-value | 9.85 MeV (megaelectronvolts) daughter nuclide | Zr-102 decay mode | β^-n (electron + delayed neutron) branching ratio | 4.9% Q-value | 3.4934 MeV (megaelectronvolts) daughter nuclide | Zr-101
Radiation shielding
| Si-32 lead | 96.1 µm portland concrete | 280 µm water | 538 µm air | 47.8 cm
Decay chain
Si-32
Decay chain Si-32
Y-102
Decay chain Y-102
Mass properties
| Si-32 | Y-102 atomic number (Z) | 14 | 39 mass number (A) | 32 | 102 neutron number | 18 | 63 atomic mass | 31.974148082 u (unified atomic mass units) | 101.933555695 u (unified atomic mass units) mass excess | -24.080907 MeV (megaelectronvolts) | -61.892471 MeV (megaelectronvolts) binding energy per nucleon | 8.481569 MeV (megaelectronvolts) | 8.378974 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| Si-32 spin parity J^π | 0^+ (atomic boson) magnetic moment | 0 μ_N
Quantum properties