Periodic Table/Erbium/¹⁴⁶Er

← 145Er147Er →

¹⁴⁶Er

Erbium-146

Radioactive· Half-life: 1.70 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

68

Neutrons (N)

78

Mass Number (A)

146

Atomic Mass

145.952418AMU

Spin / Parity

0+

Binding E/A

7.772keV

Natural Abundance

Trace / None

Half-life

1.70 s

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

β⁺

100.0%

β⁺p

Decay Chain

¹⁴⁶ErErbium1.70 s

β⁺100.0%

β⁺p¹⁴⁵Dy

¹⁴⁶HoHolmium3.32 s

β⁺100.0%

β⁺p¹⁴⁵Tb

¹⁴⁶DyDysprosium33.2 s

β⁺100.0%

¹⁴⁶TbTerbium8.00 s

β⁺100.0%

¹⁴⁶GdGadolinium48.3 d

EC100.0%

¹⁴⁶EuEuropium4.61 d

β⁺100.0%

¹⁴⁶SmSamarium68.0 My

α100.0%

¹⁴²NdNeodymiumSTABLE

8-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