Krypton Kr Kernladungszahl Z=36 (p=36) |
| Kr(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. | Kr84 | 48 | 83.91150668 | 83.8917578 | 57.0% | 0+ | | stabil | | | -82.431E6 | 732.258E6 | 42E-3#σ(n.γ); 90E-34#σ(n.it1); 20E-34#σ(n.it2 |
2. | Kr86 | 50 | 85.9106107 | 85.89086182 | 17.3% | 0+ | | stabil | | | -83.2656E6 | 749.235E6 | 3E-3#σ(n.γ) |
3. | Kr82 | 46 | 81.91348415 | 81.89373527 | 11.58% | 0+ | | stabil | | | -80.589E6 | 714.273E6 | 3.0#σ(n.γ); 15.1#σ(n.it) |
4. | Kr83 | 47 | 82.91413611 | 82.89438723 | 11.49% | 9/2+ | | stabil | | | -79.9817E6 | 721.737E6 | 0.197E3#σ(n.γ) |
5. | Kr80 | 44 | 79.9163795 | 79.89663062 | 2.28% | 0+ | | stabil | | | -77.892E6 | 695.433E6 | 6.97#σ(n.γ); 4.53#σ(n.it) |
6. | Kr78 | 42 | 77.92036481 | 77.90061594 | 0.35% | 0+ | radioakt. | 230E18a | 2ε=100 | 2.846E6 | -74.1797E6 | 675.578E6 | 6.17#σ(n.γ); 0.18#σ(n.it) |
7. | Kr85 | 49 | 84.9125273 | 84.89277842 | | 9/2+ | radioakt. | 10.756a | ß-=100 | 0.687E6 | -81.4803E6 | 739.378E6 | 1.66#σ(n.γ) |
8. | Kr81 | 45 | 80.91659206 | 80.89684318 | | 7/2+ | radioakt. | 2.29E5a | K=100 | 0.281E6 | -77.694E6 | 703.307E6 | |
9. | Kr79 | 43 | 78.92008247 | 78.9003336 | | 1/2− | radioakt. | 126144 | K=100 | 1.626E6 | -74.4427E6 | 683.913E6 | |
10. | Kr77 | 41 | 76.92467048 | 76.9049216 | | 5/2+ | radioakt. | 4464 | K=100 | 3.065E6 | -70.169E6 | 663.496E6 | |
11. | Kr76 | 40 | 75.9259101 | 75.90616122 | | 0+ | radioakt. | 53280 | K=100 | 1.275E6 | -69.0143E6 | 654.27E6 | |
12. | Kr75 | 39 | 74.93094577 | 74.9111969 | | 5/2+ | radioakt. | 257 | K=100 | 4.815E6 | -64.3236E6 | 641.508E6 | |
13. | Kr74 | 38 | 73.93308438 | 73.9133355 | | 0+ | radioakt. | 690 | K=100 | 2.975E6 | -62.3315E6 | 631.445E6 | |
14. | Kr73 | 37 | 72.93929 | 72.91954113 | | 3/2− | radioakt. | 27.3 | K/β+=99.75; Kp=0.25 | 7.078E6(K/β+); 4.054E6(Kp) | -56.551E6 | 617.593E6 | |
15. | Kr72 | 36 | 71.94209206 | 71.92234318 | | 0+ | radioakt. | 17.1 | (K/β+=64.1; Kp>35.9) | 5.074E6(K/β+); 1.886E6(Kp) | -53.9409E6 | 606.912E6 | |
16. | Kr71 | 35 | 70.94962576 | 70.92987689 | | 5/2− | radioakt. | 100E-3 | K/β+=94.8; Kp=5.2 | 10.14E6(K/β+); 7.834E6(Kp) | -46.9233E6 | 591.823E6 | |
17. | Kr70 | 34 | 69.95525897 | 69.9355101 | | 0+ | radioakt. | 52E-3 | K/β+=98.7; Kp=1.3 | 9.75E6(K/β+); 7.337E6(Kp) | -41.676E6 | 578.504E6 | |
18. | Kr69 | 33 | 68.96517959 | 68.94543072 | | 5/2− | radioakt. | 32E-3 | K/β+>0; Kp>0 | 14.041E6(K/β+); 14.49E6(Kp) | -32.435E6 | 561.192E6 | |
19. | Kr87 | 51 | 86.91335532 | 86.89360645 | | 5/2+ | radioakt. | 4578 | ß-=100 | 3.888E6 | -80.709E6 | 754.75E6 | |
20. | Kr88 | 52 | 87.91444701 | 87.89469813 | | 0+ | radioakt. | 10224 | ß-=100 | 2.917E6 | -79.6921E6 | 761.804E6 | |
21. | Kr89 | 53 | 88.9176306 | 88.89788173 | | 3/2+ | radioakt. | 189 | ß-=100 | 4.985E6 | -76.7266E6 | 766.91E6 | |
22. | Kr90 | 54 | 89.91951661 | 89.89976773 | | 0+ | radioakt. | 32.32 | ß-=100 | 4.392E6 | -74.9698E6 | 773.224E6 | |
23. | Kr91 | 55 | 90.92344524 | 90.90369637 | | 5/2+ | radioakt. | 8.57 | ß-=100 | 6.435E6 | -71.3103E6 | 777.636E6 | |
24. | Kr92 | 56 | 91.92615626 | 91.90640739 | | 0+ | radioakt. | 1.84 | ß-=99.97; β−n=0.03 | 5.987 E6(ß-); 0.889E6(β−n) | -68.785E6 | 783.182E6 | |
25. | Kr93 | 57 | 92.93127438 | 92.91152551 | | 1/2+ | radioakt. | 1.286 | ß-=98.05; β−n=1.95 | 8.6E6(ß-); 2.683E6(β−n) | -64.0175E6 | 786.486E6 | |
26. | Kr94 | 58 | 93.93436029 | 93.91461141 | | 0+ | radioakt. | 212E-3 | ß-=98.89; β−n=1.11 | 7.41E6(ß-); 3.403E6(β−n) | -61.143E6 | 791.683E6 | |
27. | Kr95 | 59 | 94.93983966 | 94.92009078 | | 1/2+ | radioakt. | 114E-3 | ß-=97.13; β−n=2.87 | 9.815E6(ß-); 4.443E6(β−n) | -56.039E6 | 794.65E6 | |
28. | Kr96 | 60 | 95.94306995 | 95.92332107 | | 0+ | radioakt. | 80E-3 | ß-=96.3; β−n=3.7 | 8.194E6(ß-); 4.753E6(β−n) | -53.03E6 | 799.712E6 | |
29. | Kr97 | 61 | 96.94856006 | 96.92881118 | | 3/2+ | radioakt. | 63E-3 | ß-=91.8; β−n=8.2 | 10.44E6(ß-); 5.237E6(β−n) | -47.916E6 | 802.67E6 | |
30. | Kr98 | 62 | 97.95190951 | 97.93216064 | | 0+ | radioakt. | 46E-3 | ß-=93; β−n=7 | 9.425E6(ß-); 5.489E6(β−n) | -44.796E6 | 807.621E6 | |
31. | Kr99 | 63 | 98.95760037 | 98.9378515 | | 3/2− | radioakt. | 40E-3 | ß-=89; β−n=11 | 11.384E6(ß-); 6.655E6(β−n) | -39.495E6 | 810.391E6 | |
32. | Kr100 | 64 | 99.96113985 | 99.94139097 | | 0+ | radioakt. | <300E-9 | ß-=89.98; β−n=10.02 | 10.498E6(ß-); 6.61E6(β−n) | -36.198E6 | 815.166E6 | |
33. | Kr83+1 | 47 | 82.91413611 | 82.89438723 | | 1/2− | radioakt. | 6588 | IT=100 | 0.042E6 | -79.9817E6 | 721.737E6 | |
34. | Kr85+1 | 49 | 84.9125273 | 84.89277842 | | 1/2− | radioakt. | 16128 | IT=21.4; β−=78.6 | 0.305E6(IT); 0.992E6(β−) | -81.4803E6 | 739.378E6 | |
35. | Kr81+1 | 45 | 80.91659206 | 80.89684318 | | 1/2− | radioakt. | 13.10 | IT=99.9975; K=2.5E−3 | 0.191E6(IT); 0.472E6(K) | -77.694E6 | 703.307E6 | |
36. | Kr79+1 | 43 | 78.92008 | 78.9003 | | 7/2+ | radioakt. | 50 | IT=100 | 0.128E6 | -74.4427E6 | 683.913E6 | |