Periodic Table of Elements
Dy - Dysprosium
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Nuclides / Isotopes
| Nuc- lide | Atomic Mass | NN | Abun % | Spin | Half Life | DM | DT | BR % | Decay Energy (MeV) |
|---|---|---|---|---|---|---|---|---|---|
| Dy140 | 139.954 | 74 | Syn | 0+ | |||||
| Dy141 | 140.951 | 75 | Syn | 9/2- | 0.9s |  | Tb141 | 9.300 | |
| 0.9s | + P | Gd140 | 8.800 | ||||||
| Dy142 | 141.946 | 76 | Syn | 0+ | 2.3s | + P | Gd141 | ~8.0E -5 | 5.700 |
| 2.3s | | Tb142 | 6.900 | ||||||
| Dy143 | 142.944 | 77 | Syn | 1/2+ | 4.1s | | Tb143 | 8.800 | |
| 4.1s | + P | Gd142 | 7.600 | ||||||
| Dy144 | 143.939 | 78 | Syn | 0+ | 9.1s | | Tb144 | 6.200 | |
| 9.1s | + P | Gd143 | 4.300 | ||||||
| Dy145 | 144.937 | 79 | Syn | 1/2+ | 10s | | Tb145 | 7.720 | |
| meta state 0.000MeV | Syn | 11/2- | 13.6s | | Tb145 | 7.720 | |||
| Dy146 | 145.933 | 80 | Syn | 0+ | 29s | | Tb146 | 5.160 | |
| meta state 2.936MeV | Syn | 10+ | 150ms | IT | 2.936 | ||||
| Dy147 | 146.9309 | 81 | Syn | 1/2+ | 40s | + P | Gd146 | >0 | 4.430 |
| 40s | | Tb147 | 6.370 | ||||||
| meta state 0.751MeV | Syn | 11/2- | 55s | | Tb147 | 65 | 7.121 | ||
| 55s | IT | 35 | 0.751 | ||||||
| Dy148 | 147.9272 | 82 | Syn | 0+ | 3.1m | | Tb148 | 2.678 | |
| Dy149 | 148.9273 | 83 | Syn | 7/2- | 4.2m | | Tb149 | 3.812 | |
| meta state 2.661MeV | Syn | 27/2- | 490ms | IT | 99.3 | 2.661 | |||
| 490ms | | Tb149 | 0.7 | 6.473 | |||||
| Dy150 | 149.9256 | 84 | Syn | 0+ | 7.17m | | Tb150 | 64 | 1.794 |
| 7.17m |  | Gd146 | 36 | 4.351 | |||||
| Dy151 | 150.9262 | 85 | Syn | 7/2- | 17.9m | | Tb151 | 94.4 | 2.870 |
| 17.9m | | Gd147 | 5.6 | 4.180 | |||||
| Dy152 | 151.9247 | 86 | Syn | 0+ | 2.38h | | Tb152 | 99.9 | 0.600 |
| 2.38h | | Gd148 | 0.1 | 3.727 | |||||
| Dy153 | 152.9258 | 87 | Syn | 7/2- | 6.4h | | Tb153 | 99.99 | 2.170 |
| 6.4h | | Gd149 | 0.0094 | 3.559 | |||||
| Dy154 | 153.9244 | 88 | Syn | 0+ | 3.0E 6y | | Gd150 | 2.947 | |
| Dy155 | 154.9257 | 89 | Syn | 3/2- | 9.9h | | Tb155 | 2.095 | |
| meta state 0.234MeV | Syn | 11/2- | 6us | IT | 0.234 | ||||
| Dy156 | 155.9243 | 90 | 0.06 | 0+ | Stable | ||||
| Dy157 | 156.9255 | 91 | Syn | 3/2- | 8.14h | | Tb157 | 1.341 | |
| meta state 0.199MeV | Syn | 11/2- | 21.6ms | IT | 0.199 | ||||
| Dy158 | 157.9244 | 92 | 0.1 | 0+ | Stable | ||||
| Dy159 | 158.9257 | 93 | Syn | 3/2- | 144.4d | | Tb159 | 0.366 | |
| Dy160 | 159.9252 | 94 | 2.34 | 0+ | Stable | ||||
| Dy161 | 160.9269 | 95 | 18.9 | 5/2+ | Stable | ||||
| Dy162 | 161.9268 | 96 | 25.5 | 0+ | Stable | ||||
| Dy163 | 162.9287 | 97 | 24.9 | 5/2- | Stable | ||||
| Dy164 | 163.9292 | 98 | 28.2 | 0+ | Stable | ||||
| Dy165 | 164.9317 | 99 | Syn | 7/2+ | 2.334h |  - | Ho165 | 1.286 | |
| meta state 0.108MeV | Syn | 1/2- | 1.257m | IT | 97.76 | 0.108 | |||
| 1.257m | - | Ho165 | 2.24 | 1.394 | |||||
| Dy166 | 165.9328 | 100 | Syn | 0+ | 81.6h | - | Ho166 | 0.486 | |
| Dy167 | 166.9356 | 101 | Syn | 1/2- | 6.2m | - | Ho167 | 2.350 | |
| Dy168 | 167.937 | 102 | Syn | 0+ | 8.7m | - | Ho168 | 1.600 | |
| Dy169 | 168.94 | 103 | Syn | 5/2- | 39s | - | Ho169 | 3.200 | |
| Dy170 | 169.943 | 104 | Syn | ||||||
| Dy171 | 170.946 | 105 | Syn | ||||||
| Dy172 | 171.949 | 106 | Syn | 0+ | |||||
| Dy173 | 172.953 | 107 | Syn | ||||||
| Nuclide | Potential Parent Nuclides |
|---|---|
| Dy140 | None known |
| Dy141 | None known |
| Dy142 | None known |
| Dy143 | None known |
| Dy144 | Ho144 (Syn) |
| Dy145 | Er146 (Syn) |
| meta state 0.000MeV | None known |
| Dy146 | Er147 (Syn) Er147m (Syn) Ho146 (Syn) |
| meta state 2.936MeV | None known |
| Dy147 | Ho147 (Syn) |
| meta state 0.751MeV | None known |
| Dy148 | Er149 (Syn) Er149m (Syn) Er152 (Syn) Ho148 (Syn) Ho148m (Syn) |
| Dy149 | Er153 (Syn) Ho149 (Syn) Ho149m (Syn) |
| meta state 2.661MeV | None known |
| Dy150 | Er154 (Syn) Er154m (Syn) Ho150 (Syn) Ho150m (Syn) |
| Dy151 | Er155 (Syn) Ho151 (Syn) Ho151m (Syn) |
| Dy152 | Er156 (Syn) Ho152 (Syn) Ho152m (Syn) |
| Dy153 | Er157 (Syn) Ho153 (Syn) Ho153m (Syn) |
| Dy154 | Ho154 (Syn) Ho154m (Syn) Tb154 (Syn) Tb154m1 (Syn) |
| Dy155 | Ho155 (Syn) |
| meta state 0.234MeV | None known |
| Dy156 | Ho156 (Syn) Tb156 (Syn) |
| Dy157 | Ho157 (Syn) |
| meta state 0.199MeV | None known |
| Dy158 | Ho158 (Syn) Ho158m (Syn) Ho158m1 (Syn) Tb158 (Syn) Tb158m (Syn) |
| Dy159 | Ho159 (Syn) |
| Dy160 | Ho160 (Syn) Ho160m (Syn) Tb160 (Syn) |
| Dy161 | Ho161 (Syn) Tb161 (Syn) |
| Dy162 | Ho162 (Syn) Ho162m (Syn) Tb162 (Syn) |
| Dy163 | Ho163 (Syn) Tb163 (Syn) |
| Dy164 | Ho164 (Syn) Tb164 (Syn) |
| Dy165 | Tb165 (Syn) |
| meta state 0.108MeV | None known |
| Dy166 | None known |
| Dy167 | None known |
| Dy168 | None known |
| Dy169 | None known |
| Dy170 | None known |
| Dy171 | None known |
| Dy172 | None known |
| Dy173 | None known |
Key:
| |
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