Periodic Table/Osmium/¹⁷¹Os

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¹⁷¹Os

Osmium-171

Radioactive· Half-life: 8.30 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

76

Neutrons (N)

95

Mass Number (A)

171

Atomic Mass

170.963180AMU

Spin / Parity

5/2-

Binding E/A

7.697keV

Natural Abundance

Trace / None

Half-life

8.30 s

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

β⁺

α

1.8%

Decay Chain

¹⁷¹OsOsmium8.30 s

α1.80%

β⁺¹⁷¹Re

¹⁶⁷WTungsten19.9 s

β⁺100.0%

α¹⁶³Hf0.04%

¹⁶⁷TaTantalum1.33 min

β⁺100.0%

¹⁶⁷HfHafnium2.05 min

β⁺100.0%

¹⁶⁷LuLutetium51.5 min

β⁺100.0%

¹⁶⁷YbYtterbium17.5 min

β⁺100.0%

¹⁶⁷TmThulium9.25 d

EC100.0%

¹⁶⁷ErErbiumSTABLE

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

Other Isotopes of Osmium

161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203

← Back to OsmiumData: IAEA NDS · ENSDF