Input interpretation
Ce-142 (cerium-142)
Natural abundance
11.114%
Mass properties
atomic number (Z) | 58 mass number (A) | 142 neutron number | 84 atomic mass | 141.909244205 u (unified atomic mass units) mass excess | -84.538479 MeV (megaelectronvolts) binding energy per nucleon | 8.347108 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 0^+ (atomic boson) magnetic moment | 0 μ_N
Quantum properties
Excitations
E_level | spin parity J^π | half-life τ_1/2 | width Δ 641.282 keV (kiloelectronvolts) | 2^+ | 5.56×10^-12 seconds | 8.21×10^-5 eV (electronvolts) 1219.39 keV (kiloelectronvolts) | 4^+ | 7.5×10^-12 seconds | 6.1×10^-5 eV (electronvolts) 1536.28 keV (kiloelectronvolts) | 2^+ | 8.3×10^-13 seconds | 5.5×10^-4 eV (electronvolts) 1652.91 keV (kiloelectronvolts) | 3^- | 1.8×10^-12 seconds | 2.5×10^-4 eV (electronvolts) 1742 keV (kiloelectronvolts) | 4^+ | (unknown) | (unknown) 1742 keV (kiloelectronvolts) | 5^- | (unknown) | (unknown) 1743.02 keV (kiloelectronvolts) | 6^+ | (unknown) | (unknown) 2004.89 keV (kiloelectronvolts) | 2^+ | 4.5×10^-14 seconds | 0.01 eV (electronvolts) 2014.5 keV (kiloelectronvolts) | (unknown) | (unknown) | (unknown) 2031 keV (kiloelectronvolts) | 0^+ | 1.7×10^-13 seconds | 0.0027 eV (electronvolts)