Periodic Table/Erbium/¹⁷¹Er

← 170Er172Er →

¹⁷¹Er

Erbium-171

Radioactive· Half-life: 7.52 h

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

68

Neutrons (N)

103

Mass Number (A)

171

Atomic Mass

170.938037AMU

Spin / Parity

5/2-

Binding E/A

7.894keV

Natural Abundance

Trace / None

Half-life

7.52 h

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

β⁻

100.0%

Decay Chain

¹⁷¹ErErbium7.52 h

β⁻100.0%

¹⁷¹TmThulium1.92 y

β⁻100.0%

¹⁷¹YbYtterbiumSTABLE

3-step decay chain → stable · Primary path shown

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