Periodic Table/Osmium/¹⁶⁵Os

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¹⁶⁵Os

Osmium-165

Radioactive· Half-life: 71.0 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

76

Neutrons (N)

89

Mass Number (A)

165

Atomic Mass

164.976654AMU

Spin / Parity

7/2-

Binding E/A

7.607keV

Natural Abundance

Trace / None

Half-life

71.0 ms

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

α

90.0%

β⁺

10.0%

Decay Chain

¹⁶⁵OsOsmium71.0 ms

α90.0%

β⁺¹⁶⁵Re10.0%

¹⁶¹WTungsten409 ms

α73.0%

β⁺¹⁶¹Ta27.0%

¹⁵⁷HfHafnium115 ms

α94.0%

β⁺¹⁵⁷Lu14.0%

¹⁵³YbYtterbium4.20 s

β⁺p0.01%

β⁺¹⁵³Tm

α¹⁴⁹Er

¹⁵²ErErbium10.3 s

α90.0%

β⁺¹⁵²Ho10.0%

¹⁴⁸DyDysprosium3.30 min

β⁺100.0%

¹⁴⁸TbTerbium1.00 h

β⁺100.0%

¹⁴⁸GdGadolinium71.3 y

α100.0%

2β⁺¹⁴⁸Sm

¹⁴⁴SmSamariumSTABLE

9-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