Niob Nb Kernladungszahl Z=41 (p=41) |
| Nb(n+p) | n | Schwere Isotop | Schwere Kern | Häufig- keit | Spin/ Parität | Stabilität | Halbwerts- zeit [s] | Zerfalls- arten | Zerfalls- energie [eV] | Defekt- energie [eV] | Bindungs- energie [eV] | Wirkungsquer- schnitt [barn] |
|
1. | Nb93 | 52 | 92.90637836 | 92.88388658 | 100% | 9/2+ | | stabil | | | -8.7208E7 | 805.765E6 | 1.15#σ(n.γ) |
2. | Nb92 | 51 | 91.90719393 | 91.88470215 | | 7+ | radioakt. | 1094783.636E9 | K/β+=99.95; β−=0.05 | 2.006E6(K/β+); 3.57E5(β−) | -86.4483E6 | 796.934E6 | |
3. | Nb91 | 50 | 90.90699629 | 90.88450451 | | 9/2+ | radioakt. | 21459.168E14 | K/β+=100 | 12.58E5 | -86.6324E6 | 78.9047E7 | |
4. | Nb90 | 49 | 89.91126513 | 89.88877336 | | 8+ | radioakt. | 525.6E2 | K/β+=100 | 6.111E6 | -82.656E6 | 776.999E6 | |
5. | Nb89 | 48 | 88.91341823 | 88.89092646 | | 9/2+ | radioakt. | 7.308E3 | K/β+=100 | 421.8E4 | -80.6504E6 | 766.922E6 | |
6. | Nb88 | 47 | 87.91833217 | 87.89584039 | | 8+ | radioakt. | 0.873E3 | K/β+=100 | 75.5E5 | -76.0731E6 | 75.4273E7 | |
7. | Nb87 | 46 | 86.92036106 | 86.89786928 | | 1/2− | radioakt. | 2.25E2 | K/β+=100 | 5.165E6 | -7.41832E7 | 74.4312E7 | |
8. | Nb86 | 45 | 85.9250387 | 85.90254693 | | 6+ | radioakt. | 88 | K/β+=100 | 0.7978E7 | -69.826E6 | 73.1884E7 | |
9. | Nb85 | 44 | 84.92791247 | 84.9054207 | | 9/2+ | radioakt. | 20.9 | K/β+=100 | 6E6 | -67.1491E6 | 72.1135E7 | |
10. | Nb84 | 43 | 83.93357016 | 83.91107838 | | 3+ | radioakt. | 9.5 | K/β+>0; Kp>0 | 9.613E6(K/β+); 31.59E5(Kp) | -61.879E6 | 70.7794E7 | |
11. | Nb83 | 42 | 82.93670534 | 82.91421356 | | 5/2+ | radioakt. | 4.1 | K/β+>0; Kp>0 | 75E5(K/β+); 19.45E5(Kp) | -58.9586E6 | 696.802E6 | |
12. | Nb94 | 53 | 93.90728443 | 93.88479265 | | 6+ | radioakt. | 0.6406129685E12 | ß-=100 | 20.5E5 | -86.364E6 | 8.12992E8 | 14.9#σ(n.γ); 0.6#σ(n.it) |
13. | Nb95 | 54 | 94.9068358 | 94.88434402 | | 9/2+ | radioakt. | 302.04E4 | ß-=100 | 9.25E5 | -86.7819E6 | 8.21481E8 | |
14. | Nb96 | 55 | 95.9081014 | 95.88560962 | | 6+ | radioakt. | 8.406E4 | ß-=100 | 0.3187E7 | -85.603E6 | 82.8374E7 | |
15. | Nb97 | 56 | 96.90809861 | 96.88560683 | | 9/2+ | radioakt. | 4.326E3 | ß-=100 | 193.4E4 | -85.6056E6 | 836.448E6 | |
16. | Nb98 | 57 | 97.91032846 | 97.88783669 | | 1+ | radioakt. | 2.86 | ß-=100 | 45.83E5 | -835.285E5 | 8.42442E8 | |
17. | Nb99 | 58 | 98.9116194 | 98.88912762 | | 9/2+ | radioakt. | 1.5E1 | ß-=100 | 3.639E6 | -82.326E6 | 8.49311E8 | |
18. | Nb100 | 59 | 99.91418195 | 99.89169017 | | 1+ | radioakt. | 1.5 | ß-=100 | 6.245E6 | -7.9939E7 | 8.54995E8 | |
19. | Nb101 | 60 | 100.91525227 | 100.8927605 | | 5/2+ | radioakt. | 7.1 | ß-=100 | 45.69E5 | -7.8942E7 | 862.069E6 | |
20. | Nb102 | 61 | 101.91803812 | 101.89554635 | | 1+ | radioakt. | 1.3 | ß-=100 | 0.721E7 | -76.347E6 | 867.546E6 | |
21. | Nb103 | 62 | 102.91914387 | 102.8966521 | | 5/2+ | radioakt. | 1.5 | ß-=100 | 55.3E5 | -7.5317E7 | 87.4587E7 | |
22. | Nb104 | 63 | 103.92246542 | 103.89997364 | | 1+ | radioakt. | 4.9 | ß-=99.4; β−n=0.06 | 81.05E5(β−); 5.53E5(β−n) | -7.2223E7 | 879.564E6 | |
23. | Nb105 | 64 | 104.92393725 | 104.90144547 | | 5/2+ | radioakt. | 2.95 | ß-=98.3; β−n=1.7 | 6.485E6(ß-); 14.05E5(β−n) | -7.0852E7 | 886.265E6 | |
24. | Nb106 | 65 | 105.92796948 | 105.9054777 | | | radioakt. | 930E-3 | ß-=95.5; β−n=4.5 | 91.59E5(ß-); 0.217E7(β−n) | -67.096E6 | 89.058E8 | |
25. | Nb107 | 66 | 106.93030981 | 106.90781803 | | | radioakt. | 330E-3 | ß-=>0; β−n=>0 | 8.026E6(ß-); 3.268E6(β−n) | -64.916E6 | 896.471E6 | |
26. | Nb108 | 67 | 107.93484016 | 107.91234839 | | 2+ | radioakt. | 193E-3 | ß-=93.8; β−n=6.2 | 10.607E6(ß-); 41.57E5(β−) | -60.696E6 | 0.900323E9 | |
27. | Nb109 | 68 | 108.9376303 | 108.91513853 | | 5/2+ | radioakt. | 0.19 | ß-=69; β−n=31 | 914.8E4(β−); 51.35E5(β−n) | -5.8097E7 | 90.5795E7 | |
28. | Nb110 | 69 | 109.94243978 | 109.919948 | | 2+ | radioakt. | 0.170 | ß-=60; β−n=40 | 0.11839E8(β−); 55.57E5(β−n) | -53.617E6 | 909.386E6 | |
29. | Nb93+1 | 52 | 92.90637836 | 92.88388658 | | 1/2− | radioakt. | 0.509024088E9 | IT=100 | 31E3 | -0.87208E8 | 80.5765E7 | 1.15#σ(n.γ) |
30. | Nb92+1 | 51 | 91.90719393 | 91.88470215 | | (2)+ | radioakt. | 0.9072E7 | K/β+=100 | 214.1E4 | -0.864483E8 | 79.6934E7 | |
31. | Nb91+1 | 50 | 90.90699629 | 90.88450451 | | 1/2− | radioakt. | 52.58304E5 | IT=93; K/β+=7 | 10.4E4(IT); 13.57E5(K/β+) | -0.866324E8 | 7.89047E8 | |
32. | Nb90+1 | 49 | 89.91126513 | 89.88877336 | | 4− | radioakt. | 18.81 | IT=100 | 1.25E5 | -0.82656E8 | 77.6999E7 | |
33. | Nb89+1 | 48 | 88.91341823 | 88.89092646 | | (1/2)– | radioakt. | 42.48E2 | K/β+=100 | 429E4 | -0.806504E8 | 76.6922E7 | |
34. | Nb88+1 | 47 | 87.91833217 | 87.89584039 | | (4−) | radioakt. | 468 | K/β+=100 | 0.72E7 | -7.60731E7 | 7542.73E5 | |
35. | Nb87+1 | 46 | 86.92036106 | 86.89786928 | | (1/2–) | radioakt. | 2.22E2 | K/β+=100 | 51.7E5 | -0.741832E8 | 74431.2E4 | |
36. | Nb86+1 | 45 | 85.9250387 | 85.90254693 | | | radioakt. | 56 | K/β+=100 | 0.798E7 | -0.69826E8 | 7.31884E8 | |
37. | Nb94+1 | 53 | 93.90728443 | 93.88479265 | | 3+ | radioakt. | 375.78 | IT=99.50; β−=0.50 | 4.1E4(IT); 2.086E6(β−) | -0.86364E8 | 0.812992E9 | 14.9#σ(n.γ); 0.6#σ(n.it) |
38. | Nb95+1 | 54 | 94.9068358 | 94.88434402 | | 1/2− | radioakt. | 311.868E3 | IT=94.4; β−=5.6 | 0.236E6(IT); 1.162E6(β−) | -8.67819E7 | 82148.1E4 | |
39. | Nb97+1 | 56 | 96.90809861 | 96.88560683 | | 1/2− | radioakt. | 52.7 | IT=100 | 74.3E4 | -0.856056E8 | 8.36448E8 | |
40. | Nb98+1 | 57 | 97.91032846 | 97.88783669 | | (5+) | radioakt. | 3.0798E3 | β−>99.8; IT<0.2 | 4.670E6(β−); 8.4E4(IT) | -0.835285E8 | 84244.2E4 | |
41. | Nb99+1 | 58 | 98.9116194 | 98.88912762 | | 1/2− | radioakt. | 156 | β−>96.2; IT<3.8 | 400.4E4(β−); 0.365E6(IT) | -0.82326E8 | 0.849311E9 | |
42. | Nb100+1 | 59 | 99.91418195 | 99.89169017 | | 5+ | radioakt. | 2.99 | ß-=100 | 6.75E6 | -79939E3 | 0.854995E9 | |
43. | Nb102+1 | 61 | 101.91803812 | 101.89554635 | | | radioakt. | 4.3 | ß-=100 | 0.721E6 | -7.6347E7 | 86.7546E7 | |
44. | Nb104+1 | 63 | 103.92246542 | 103.89997364 | | | radioakt. | 0.92 | ß-=100 | 83.25E5 | -72223E3 | 8.79564E8 | |
45. | Nb90+2 | 49 | 89.91126513 | 89.88877336 | | 1+ | radioakt. | 6190E-6 | IT=100 | | -826.56E5 | 0.776999E9 | |