Erbium radioactive isotope number 1: 143Er |
| Neutrons: | 75; |
| Jn: | Unknown; |
| Decay: | ε ?; |
| t1/2: | 0.2s ; |
Erbium radioactive isotope number 2: 144Er |
| Neutrons: | 76; |
| Jn: | 0+; |
| Decay: | ε : 100.00 %; |
| t1/2: | 2E-07s ≈ 0.20 µs; |
Erbium radioactive isotope number 3: 145Er |
| Neutrons: | 77; |
| Jn: | 11/2-; |
| Decay: | ε : 100.00 %
ε p; |
| t1/2: | 0.9s ; |
Erbium radioactive isotope number 4: 146Er |
| Neutrons: | 78; |
| Jn: | 0+; |
| Decay: | ε p : 100.00 %
ε : 100.00 %; |
| t1/2: | 1.7s ; |
Erbium radioactive isotope number 5: 147Er |
| Neutrons: | 79; |
| Jn: | 11/2-; |
| Decay: | ε : 100.00 %
ε p > 0.00 %; |
| t1/2: | 2.5s ; |
Erbium radioactive isotope number 6: 147Er |
| Neutrons: | 79; |
| Jn: | 1/2+; |
| Decay: | ε : 100.00 %
ε p > 0.00 %; |
| t1/2: | 2.5s ; |
Erbium radioactive isotope number 7: 148Er |
| Neutrons: | 80; |
| Jn: | 0+; |
| Decay: | ε : 100.00 %; |
| t1/2: | 4.6s ; |
Erbium radioactive isotope number 8: 149Er |
| Neutrons: | 81; |
| Jn: | 1/2+; |
| Decay: | ε : 100.00 %
ε p : 7.00 %; |
| t1/2: | 4s ; |
Erbium radioactive isotope number 9: 149Er |
| Neutrons: | 81; |
| Jn: | 11/2-; |
| Decay: | ε : 96.50 %
IT : 3.50 %
ε p : 0.18 %; |
| t1/2: | 8.9s ; |
Erbium radioactive isotope number 10: 150Er |
| Neutrons: | 82; |
| Jn: | 0+; |
| Decay: | ε : 100.00 %; |
| t1/2: | 18.5s ; |
Erbium radioactive isotope number 11: 151Er |
| Neutrons: | 83; |
| Jn: | 7/2-; |
| Decay: | ε : 100.00 %; |
| t1/2: | 23.5s ; |
Erbium radioactive isotope number 12: 151Er |
| Neutrons: | 83; |
| Jn: | 27/2-; |
| Decay: | IT : 95.30 %
ε : 4.70 %; |
| t1/2: | 0.58s ; |
Erbium radioactive isotope number 13: 152Er |
| Neutrons: | 84; |
| Jn: | 0+; |
| Decay: | α : 90.00 %
ε : 10.00 %; |
| t1/2: | 10.3s ; |
Erbium radioactive isotope number 14: 153Er |
| Neutrons: | 85; |
| Jn: | 7/2-; |
| Decay: | α : 53.00 %
ε : 47.00 %; |
| t1/2: | 37.1s ; |
Erbium radioactive isotope number 15: 154Er |
| Neutrons: | 86; |
| Jn: | 0+; |
| Decay: | ε : 99.53 %
α : 0.47 %; |
| t1/2: | 223.8s ≈ 3.73 m; |
Erbium radioactive isotope number 16: 155Er |
| Neutrons: | 87; |
| Jn: | 7/2-; |
| Decay: | ε : 99.98 %
α : 0.02 %; |
| t1/2: | 318s ≈ 5.30 m; |
Erbium radioactive isotope number 17: 156Er |
| Neutrons: | 88; |
| Jn: | 0+; |
| Decay: | ε ~ 100.00 %
α : 1.7E-5 %; |
| t1/2: | 1170s ≈ 19.50 m; |
Erbium radioactive isotope number 18: 157Er |
| Neutrons: | 89; |
| Jn: | 3/2-; |
| Decay: | ε ~ 100.00 %; |
| t1/2: | 1119s ≈ 18.65 m; |
Erbium radioactive isotope number 19: 158Er |
| Neutrons: | 90; |
| Jn: | 0+; |
| Decay: | ε : 100.00 %; |
| t1/2: | 8244s ≈ 2.29 h; |
Erbium radioactive isotope number 20: 159Er |
| Neutrons: | 91; |
| Jn: | 3/2-; |
| Decay: | ε : 100.00 %; |
| t1/2: | 2160s ≈ 36.00 m; |
Erbium radioactive isotope number 21: 160Er |
| Neutrons: | 92; |
| Jn: | 0+; |
| Decay: | ε : 100.00 %; |
| t1/2: | 102888s ≈ 28.58 h; |
Erbium radioactive isotope number 22: 161Er |
| Neutrons: | 93; |
| Jn: | 3/2-; |
| Decay: | ε : 100.00 %; |
| t1/2: | 11556s ≈ 3.21 h; |
Erbium radioactive isotope number 23: 163Er |
| Neutrons: | 95; |
| Jn: | 5/2-; |
| Decay: | ε : 100.00 %; |
| t1/2: | 4500s ≈ 1.25 h; |
Erbium radioactive isotope number 24: 165Er |
| Neutrons: | 97; |
| Jn: | 5/2-; |
| Decay: | ε : 100.00 %; |
| t1/2: | 37296s ≈ 10.36 h; |
Erbium radioactive isotope number 25: 167Er |
| Neutrons: | 99; |
| Jn: | 1/2-; |
| Decay: | IT : 100.00 %; |
| t1/2: | 2.269s ; |
Erbium radioactive isotope number 26: 169Er |
| Neutrons: | 101; |
| Jn: | 1/2-; |
| Decay: | β - : 100.00 %; |
| t1/2: | 811468.8s ≈ 9.39 d; |
Erbium radioactive isotope number 27: 171Er |
| Neutrons: | 103; |
| Jn: | 5/2-; |
| Decay: | β - : 100.00 %; |
| t1/2: | 27057.6s ≈ 7.52 h; |
Erbium radioactive isotope number 28: 172Er |
| Neutrons: | 104; |
| Jn: | 0+; |
| Decay: | β - : 100.00 %; |
| t1/2: | 177480s ≈ 2.05 d; |
Erbium radioactive isotope number 29: 173Er |
| Neutrons: | 105; |
| Jn: | 7/2-; |
| Decay: | β - : 100.00 %; |
| t1/2: | 84s ; |
Erbium radioactive isotope number 30: 174Er |
| Neutrons: | 106; |
| Jn: | 0+; |
| Decay: | β - : 100.00 %; |
| t1/2: | 192s ≈ 3.20 m; |
Erbium radioactive isotope number 31: 175Er |
| Neutrons: | 107; |
| Jn: | 9/2+; |
| Decay: | β - : 100.00 %; |
| t1/2: | 72s ; |
Erbium radioactive isotope number 32: 176Er |
| Neutrons: | 108; |
| Jn: | 0+; |
| Decay: | β - ?; |
| t1/2: | 20s ; |
Erbium radioactive isotope number 33: 177Er |
| Neutrons: | 109; |
| Jn: | Unknown; |
| Decay: | β - ?; |
| t1/2: | 3s ; |
