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Al-24

Input interpretation

Al-24 (aluminum-24)
Al-24 (aluminum-24)

Decay properties

half-life | 2.053 seconds (2.0488 to 2.0572 s) mean lifetime | 2.962 seconds (2.9559 to 2.9678 s) decay constant | 0.3376 per second specific activity | 8.471×10^9 TBq/g (terabecquerels per gram) width | 2.222×10^-16 eV (electronvolts) decay modes | β^+ (positron emission) | β^+α (positron + delayed α) | β^+p (positron + delayed proton) final decay products | Mg-24 (100%) | Ne-20 (0.035%) | Na-23 (0.0016%)
half-life | 2.053 seconds (2.0488 to 2.0572 s) mean lifetime | 2.962 seconds (2.9559 to 2.9678 s) decay constant | 0.3376 per second specific activity | 8.471×10^9 TBq/g (terabecquerels per gram) width | 2.222×10^-16 eV (electronvolts) decay modes | β^+ (positron emission) | β^+α (positron + delayed α) | β^+p (positron + delayed proton) final decay products | Mg-24 (100%) | Ne-20 (0.035%) | Na-23 (0.0016%)

Decay modes

decay mode | β^+ (positron emission) branching ratio | 100% Q-value | 12.85442 MeV (megaelectronvolts) daughter nuclide | Mg-24 decay mode | β^+α (positron + delayed α) branching ratio | 0.035% daughter nuclide | Ne-20 decay mode | β^+p (positron + delayed proton) branching ratio | 0.0016% daughter nuclide | Na-23
decay mode | β^+ (positron emission) branching ratio | 100% Q-value | 12.85442 MeV (megaelectronvolts) daughter nuclide | Mg-24 decay mode | β^+α (positron + delayed α) branching ratio | 0.035% daughter nuclide | Ne-20 decay mode | β^+p (positron + delayed proton) branching ratio | 0.0016% daughter nuclide | Na-23

Decay chain

Decay chain
Decay chain

Mass properties

atomic number (Z) | 13 mass number (A) | 24 neutron number | 11 atomic mass | 23.999938865 u (unified atomic mass units) mass excess | -0.056946 MeV (megaelectronvolts) binding energy per nucleon | 7.649919 MeV (megaelectronvolts)
atomic number (Z) | 13 mass number (A) | 24 neutron number | 11 atomic mass | 23.999938865 u (unified atomic mass units) mass excess | -0.056946 MeV (megaelectronvolts) binding energy per nucleon | 7.649919 MeV (megaelectronvolts)
Mass properties
Mass properties

Nearby isotopes

Nearby isotopes
Nearby isotopes

Quantum properties

spin parity J^π | 4^+ (atomic fermion)
spin parity J^π | 4^+ (atomic fermion)
Quantum properties
Quantum properties

Excitations

E_level | spin parity J^π | half-life τ_1/2 | width Δ 425.8 keV (kiloelectronvolts) | 1^+ | 0.1313 seconds | 3.475×10^-15 eV (electronvolts) 510 keV (kiloelectronvolts) | 2^+ | (unknown) | (unknown) 1107 keV (kiloelectronvolts) | 1^+ or 2^+ or 3^+ (uncertain) | (unknown) | (unknown) 1130 keV (kiloelectronvolts) | 1^+ or 2^+ or 3^+ (uncertain) | (unknown) | (unknown) 1275 keV (kiloelectronvolts) | 3^+ | (unknown) | (unknown) 1559 keV (kiloelectronvolts) | 5^+ | (unknown) | (unknown) 1634 keV (kiloelectronvolts) | 3^+ | (unknown) | (unknown) 2349 keV (kiloelectronvolts) | 4^+ or 5^+ (uncertain) | (unknown) | (unknown) 2534 keV (kiloelectronvolts) | 4^+ or 5^+ (uncertain) | (unknown) | (unknown) 2810 keV (kiloelectronvolts) | 2^+ | (unknown) | (unknown)
E_level | spin parity J^π | half-life τ_1/2 | width Δ 425.8 keV (kiloelectronvolts) | 1^+ | 0.1313 seconds | 3.475×10^-15 eV (electronvolts) 510 keV (kiloelectronvolts) | 2^+ | (unknown) | (unknown) 1107 keV (kiloelectronvolts) | 1^+ or 2^+ or 3^+ (uncertain) | (unknown) | (unknown) 1130 keV (kiloelectronvolts) | 1^+ or 2^+ or 3^+ (uncertain) | (unknown) | (unknown) 1275 keV (kiloelectronvolts) | 3^+ | (unknown) | (unknown) 1559 keV (kiloelectronvolts) | 5^+ | (unknown) | (unknown) 1634 keV (kiloelectronvolts) | 3^+ | (unknown) | (unknown) 2349 keV (kiloelectronvolts) | 4^+ or 5^+ (uncertain) | (unknown) | (unknown) 2534 keV (kiloelectronvolts) | 4^+ or 5^+ (uncertain) | (unknown) | (unknown) 2810 keV (kiloelectronvolts) | 2^+ | (unknown) | (unknown)