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| Isotopes of Gadolinium |
 Notable Isotopes
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|
 152Gd [88 neutrons] |
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 Abundance: 0.20%
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|
| Half life: 1.08 x 1014 years [ Alpha Decay ]
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| Decay Energy: 2.205MeV |
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| Decays to 148Sm.
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| 154Gd [90 neutrons] |
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| Abundance: 2.18%
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| Stable with 90 neutrons
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| 155Gd [91 neutrons] |
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| Abundance: 14.80%
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| Stable with 91 neutrons
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| 156Gd [92 neutrons] |
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| Abundance: 20.47%
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| Stable with 92 neutrons
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| 157Gd [93 neutrons] |
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| Abundance: 15.65%
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| Stable with 93 neutrons
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| 158Gd [94 neutrons] |
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| Abundance: 24.84%
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| Stable with 94 neutrons
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| 160Gd [96 neutrons] |
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| Abundance: 21.86%
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| Half life: 1.3 x 1021 years [ Double beta decay ]
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| Decay Energy: 1.7MeV |
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| Decays to 160Dy.
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