Periodic Table/Terbium/¹⁴³Tb

← 142Tb144Tb →

¹⁴³Tb

Terbium-143

Radioactive· Half-life: 12.0 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

65

Neutrons (N)

78

Mass Number (A)

143

Atomic Mass

142.935137AMU

Spin / Parity

11/2-

Binding E/A

7.906keV

Natural Abundance

Trace / None

Half-life

12.0 s

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

β⁺

100.0%

Decay Chain

¹⁴³TbTerbium12.0 s

β⁺100.0%

¹⁴³GdGadolinium39.0 s

β⁺100.0%

β⁺p¹⁴²Sm

β⁺α¹³⁹Pm

¹⁴³EuEuropium2.59 min

β⁺100.0%

¹⁴³SmSamarium8.75 min

β⁺100.0%

EC¹⁴³Pm60.0%

e+¹⁴³Pm40.0%

¹⁴³PmPromethium265 d

EC100.0%

e+¹⁴³Nd5.70%

¹⁴³NdNeodymiumSTABLE

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

Other Isotopes of Terbium

135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174

← Back to TerbiumData: IAEA NDS · ENSDF