Periodic Table/Erbium/¹⁴⁸Er

← 147Er149Er →

¹⁴⁸Er

Erbium-148

Radioactive· Half-life: 4.60 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

68

Neutrons (N)

80

Mass Number (A)

148

Atomic Mass

147.944735AMU

Spin / Parity

0+

Binding E/A

7.825keV

Natural Abundance

Trace / None

Half-life

4.60 s

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

β⁺

100.0%

β⁺p

0.1%

Decay Chain

¹⁴⁸ErErbium4.60 s

β⁺100.0%

β⁺p¹⁴⁷Dy0.15%

¹⁴⁸HoHolmium2.20 s

β⁺100.0%

¹⁴⁸DyDysprosium3.30 min

β⁺100.0%

¹⁴⁸TbTerbium1.00 h

β⁺100.0%

¹⁴⁸GdGadolinium71.3 y

α100.0%

2β⁺¹⁴⁸Sm

¹⁴⁴SmSamariumSTABLE

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