Periodic Table/Aluminum/³⁹Al

← 38Al40Al →

³⁹Al

Aluminum-39

Radioactive· Half-life: 7.60 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

13

Neutrons (N)

26

Mass Number (A)

39

Atomic Mass

39.023070AMU

Spin / Parity

5/2+

Binding E/A

7.089keV

Natural Abundance

Trace / None

Half-life

7.60 ms

Decay Modesoverview · half-life · α · β⁻ · β⁺

β⁻

100.0%

β⁻n

97.0%

2n

Decay Chain

³⁹AlAluminum7.60 ms

β⁻100.0%

β⁻n³⁸Si97.0%

2n³⁷Al

³⁹SiSilicon41.2 ms

β⁻100.0%

β⁻n³⁸P33.0%

2n³⁷Si

³⁹PPhosphorus282 ms

β⁻100.0%

β⁻n³⁸S26.0%

³⁹SSulfur11.5 s

β⁻100.0%

³⁹ClChlorine56.2 min

β⁻100.0%

³⁹ArArgon268 y

β⁻100.0%

³⁹KPotassiumSTABLE

7-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Aluminum

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

← Back to AluminumData: IAEA NDS · ENSDF