Periodic Table/Samarium/¹⁶⁷Sm

← 166Sm168Sm →

¹⁶⁷Sm

Samarium-167

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

62

Neutrons (N)

105

Mass Number (A)

167

Atomic Mass

166.962072AMU

Spin / Parity

7/2-

Binding E/A

7.803keV

Natural Abundance

Trace / None

Half-life

Unknown

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

β⁻

β⁻n

Decay Chain

¹⁶⁷SmSamarium?

β⁻

β⁻n¹⁶⁶Eu

¹⁶⁷EuEuropium1.33 s

β⁻100.0%

β⁻n¹⁶⁶Gd

¹⁶⁷GdGadolinium4.20 s

β⁻100.0%

¹⁶⁷TbTerbium18.9 s

β⁻100.0%

¹⁶⁷DyDysprosium6.20 min

β⁻100.0%

¹⁶⁷HoHolmium3.10 h

β⁻100.0%

¹⁶⁷ErErbiumSTABLE

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

Other Isotopes of Samarium

128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168

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