Periodic Table/Cesium/¹⁴⁷Cs

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¹⁴⁷Cs

Cesium-147

Radioactive· Half-life: 230 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

55

Neutrons (N)

92

Mass Number (A)

147

Atomic Mass

146.944262AMU

Spin / Parity

3/2+

Binding E/A

7.941keV

Natural Abundance

Trace / None

Half-life

230 ms

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

β⁻

100.0%

β⁻n

28.5%

Decay Chain

¹⁴⁷CsCesium230 ms

β⁻100.0%

β⁻n¹⁴⁶Ba28.5%

¹⁴⁷BaBarium893 ms

β⁻100.0%

β⁻n¹⁴⁶La0.07%

¹⁴⁷LaLanthanum4.03 s

β⁻100.0%

β⁻n¹⁴⁶Ce0.04%

¹⁴⁷CeCerium56.4 s

β⁻100.0%

¹⁴⁷PrPraseodymium13.4 min

β⁻100.0%

¹⁴⁷NdNeodymium11.0 d

β⁻100.0%

¹⁴⁷PmPromethium2.62 y

β⁻100.0%

¹⁴⁷SmSamarium107 Gy

α100.0%

¹⁴³NdNeodymiumSTABLE

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

Other Isotopes of Cesium

111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152

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