Rubidium Rb Kernladungszahl Z=37 (p=37) |
| Rb(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. | Rb85 | 48 | 84.91179009 | 84.89149264 | 72.165% | 5/2− | | stabil | | | -82.167E6 | 739.283E6 | 0.438#σ(n.γ); 0.056#σ(n.it) |
2. | Rb87 | 50 | 86.90918138 | 86.88888393 | 27.835% | 3/2− | radioakt. | 48.1E9a | ß-=100 | 0.283E6 | -84.597E6 | 757.855E6 | 0.122#σ(n.γ) |
3. | Rb86 | 49 | 85.91116744 | 85.89086998 | | 2− | radioakt. | 1609718.4 | β−=99.9948; K/β+=0.0052 | 1.777E6(β−); 0.519E6(K/β+) | -82.747E6 | 747.934E6 | |
4. | Rb84 | 47 | 83.91438485 | 83.89408739 | | 2− | radioakt. | 2831328 | K/β+=100 | 2.681E6 | -79.75E6 | 728.794E6 | |
5. | Rb83 | 46 | 82.91511057 | 82.89481311 | | 5/2− | radioakt. | 7447680 | K=100 | 0.910E6 | -79.074E6 | 720.047E6 | |
6. | Rb82 | 45 | 81.9182086 | 81.89791114 | | 1+ | radioakt. | 76.38 | K/β+=100 | 4.401E6 | -76.1882E6 | 709.09E6 | |
7. | Rb81 | 44 | 80.91899594 | 80.89869848 | | 3/2− | radioakt. | 16452 | K/β+=100 | 2.239E6 | -75.4548E6 | 700.285E6 | |
8. | Rb80 | 43 | 79.9225192 | 79.90222175 | | 1+ | radioakt. | 33.4 | K/β+=100 | 5.719E6 | -72.1729E6 | 688.932E6 | |
9. | Rb79 | 42 | 78.92398942 | 78.90369196 | | 5/2+ | radioakt. | 1374 | K/β+=100 | 3.639E6 | -70.8034E6 | 679.491E6 | |
10. | Rb78 | 41 | 77.92814103 | 77.90784357 | | 0(+) | radioakt. | 1034 | K/β+=100 | 7.243E6 | -66.9362E6 | 667.553E6 | |
11. | Rb77 | 40 | 76.93040803 | 76.91011058 | | 3/2− | radioakt. | 226 | K/β+=100 | 5.345E6 | -64.8245E6 | 657.37E6 | |
12. | Rb76 | 39 | 75.93507226 | 75.91477481 | | 1(−) | radioakt. | 36.5 | K/β+<100; α=3.8E-7 | 8.535E6(K/β+); 4.99E6(α) | -60.4798E6 | 644.954E6 | |
13. | Rb75 | 38 | 74.93856998 | 74.91827252 | | 3/2− | radioakt. | 19 | K/β+=100 | 7.102E6 | -57.2217E6 | 633.624E6 | |
14. | Rb74 | 37 | 73.94426481 | 73.92396735 | | 0+ | radioakt. | 64.9E-3 | K/β+=100 | 10.415E6 | -51.917E6 | 620.248E6 | |
15. | Rb88 | 51 | 87.91131559 | 87.89101813 | | 2− | radioakt. | 1066.4 | ß-=100 | 5.313E6 | -82.609E6 | 763.939E6 | 1#σ(n.γ) |
16. | Rb89 | 52 | 88.91227856 | 88.8919811 | | 3/2− | radioakt. | 909 | ß-=100 | 4.497E6 | -81.712E6 | 771.113E6 | |
17. | Rb90 | 53 | 89.91480171 | 89.89450425 | | 0− | radioakt. | 158 | ß-=100 | 6.58E6 | -79.3617E6 | 776.834E6 | |
18. | Rb91 | 54 | 90.91653698 | 90.89623953 | | 3/2(−) | radioakt. | 58.4 | ß-=100 | 5.9E6 | -77.7453E6 | 783.289E6 | |
19. | Rb92 | 55 | 91.91972895 | 91.8994315 | | 0− | radioakt. | 4.492 | β−<100. β−n=0.01 | 8.105E6(β−); 0.763E6(β−n) | -74.772E6 | 788.387E6 | |
20. | Rb93 | 56 | 92.9220419 | 92.90174445 | | 5/2− | radioakt. | 5.84 | β−=100; β−n=1.39 | 7.467E6(β−); 2.179E6(β−n) | -72.6175E6 | 794.304E6 | |
21. | Rb94 | 57 | 93.92640533 | 93.90610787 | | 3− | radioakt. | 2.702 | ß-=89.5; β−n=10.5 | 10.287E6(β−); 3.46E6(β−n) | -68.553E6 | 798.311E6 | |
22. | Rb95 | 58 | 94.92930293 | 94.90900547 | | 5/2− | radioakt. | 377.5E-3 | ß-=91.27; β−n=8.73 | 9.262E6(β−); 4.915E6(β−n) | -65.8539E6 | 803.683E6 | |
23. | Rb96 | 59 | 95.93427333 | 95.91397587 | | 2− | radioakt. | 203E-3 | ß-=86.7; β−n=13.3 | 11.714E6(β−); 5.821E6(β−n) | -61.224E6 | 807.124E6 | |
24. | Rb97 | 60 | 96.93735226 | 96.9170548 | | 3/2+ | radioakt. | 169.9E6 | ß-=74.9; β−n=25.1 | 10.432E6(β−); 6.511E6(β−n) | -58.356E6 | 812.327E6 | |
25. | Rb98 | 61 | 97.94179136 | 97.9214939 | | 0 | radioakt. | 114 | β−=86.15. β−n=13.8. β−2n=0.05 | 12.424E6(β−); 6.496E6(β−n); 2.574E6(β−2n) | -54.221E6 | 816.264E6 | |
26. | Rb99 | 62 | 98.94537925 | 98.9250818 | | 5/2+ | radioakt. | 50.3E-3 | ß-=84.1; β−n=15.9 | 11.307E6(β−); 7.695E6(β−n) | -50.8789E6 | 820.993E6 | |
27. | Rb100 | 63 | 99.94986978 | 99.92957232 | | 4− | radioakt. | 51E-3 | β−=93.84; β−n=6; β−2n=0.16 | 13.523E6(β−); 7.418E6(β−n); 3.806E6(β−2n) | -46.696E6 | 824.881E6 | |
28. | Rb101 | 64 | 100.95319669 | 100.93289924 | | 3/2+ | radioakt. | 32E-3 | ß-<72; β−n<28; β−2n>0 | 11.81E6(β−); 8.551E6(β−n); 2.446E6(β−2n) | -43.597E6 | 829.854E6 | |
29. | Rb102 | 65 | 102 | 101.97970254 | | 0+ | radioakt. | 37E-3 | ß-=>0 | | 0 | 794.328E6 | |
30. | Rb86+1 | 49 | 85.91116744 | 85.89086998 | | 6− | radioakt. | 61.02 | IT=100 | 0.556E6 | -82.747E6 | 747.934E6 | |
31. | Rb84+1 | 47 | 83.91438485 | 83.89408739 | | 6− | radioakt. | 1215.6 | IT=100 | 0.464E6 | -79.75E6 | 728.794E6 | |
32. | Rb83+1 | 46 | 82.91511057 | 82.89481311 | | 9/2+ | radioakt. | 7.8E-3 | (IT=80.4; K/β+=20.5) | (0.9E6(IT); 0.6E6( K/β+)) | -79.074E6 | 720.047E6 | |
33. | Rb82+1 | 45 | 81.9182086 | 81.89791114 | | 5− | radioakt. | 23299.2 | K/β+<100; IT<0.33 | 4.469E6(K/β+); 0.069E6(IT) | -76.1882E6 | 709.09E6 | |
34. | Rb81+1 | 44 | 80.91899594 | 80.89869848 | | 9/2+ | radioakt. | 1830 | IT=97.6; K/β+=2.4 | 0.086E6(IT); 2.237E6(K/β+) | -75.4548E6 | 700.285E6 | |
35. | Rb78+1 | 41 | 77.92814103 | 77.90784357 | | 4(−) | radioakt. | 344.4 | K/β+=90; IT=10 | 7.327E6(K/β+); 0.103E6(IT) | -66.9362E6 | 667.553E6 | |
36. | Rb90+1 | 53 | 89.91480171 | 89.89450425 | | 3− | radioakt. | 258 | β−=97.4; IT=2.6 | 6.697E6(β−); 0.107E6(IT) | -79.3617E6 | 776.834E6 | |
37. | Rb98+1 | 61 | 97.94179136 | 97.9214939 | | (4; 5) | radioakt. | 96E-3 | ß-=>0; β−n=>0 | 12.614E6(β−); 6.73E6(β−n) | -54.221E6 | 816.264E6 | |