Periodic Table/Strontium/¹⁰³Sr

← 102Sr104Sr →

¹⁰³Sr

Strontium-103

Radioactive· Half-life: 53.0 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

38

Neutrons (N)

65

Mass Number (A)

103

Atomic Mass

102.949243AMU

Spin / Parity

5/2+

Binding E/A

8.053keV

Natural Abundance

Trace / None

Half-life

53.0 ms

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

β⁻

100.0%

β⁻n

2n

Decay Chain

¹⁰³SrStrontium53.0 ms

β⁻100.0%

β⁻n¹⁰²Y

2n¹⁰¹Sr

¹⁰³YYttrium239 ms

β⁻100.0%

β⁻n¹⁰²Zr8.00%

¹⁰³ZrZirconium1.38 s

β⁻100.0%

β⁻n¹⁰²Nb1.00%

¹⁰³NbNiobium1.34 s

β⁻100.0%

β⁻n¹⁰²Mo

¹⁰³MoMolybdenum1.12 min

β⁻100.0%

¹⁰³TcTechnetium54.2 s

β⁻100.0%

¹⁰³RuRuthenium39.2 d

β⁻100.0%

¹⁰³RhRhodiumSTABLE

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

Other Isotopes of Strontium

73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107

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