Periodic Table/Erbium/¹⁵³Er

← 152Er154Er →

¹⁵³Er

Erbium-153

Radioactive· Half-life: 37.1 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

68

Neutrons (N)

85

Mass Number (A)

153

Atomic Mass

152.935086AMU

Spin / Parity

7/2-

Binding E/A

7.892keV

Natural Abundance

Trace / None

Half-life

37.1 s

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

α

53.0%

β⁺

47.0%

Decay Chain

¹⁵³ErErbium37.1 s

α53.0%

β⁺¹⁵³Ho47.0%

¹⁴⁹DyDysprosium4.20 min

β⁺100.0%

¹⁴⁹TbTerbium4.12 h

β⁺83.3%

α¹⁴⁵Eu16.7%

¹⁴⁹GdGadolinium9.28 d

β⁺100.0%

α¹⁴⁵Sm4.30%

¹⁴⁹EuEuropium93.1 d

EC100.0%

¹⁴⁹SmSamariumSTABLE

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

Other Isotopes of Erbium

142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180

← Back to ErbiumData: IAEA NDS · ENSDF