# Liste der Isotope/Ordnungszahl 51 bis Ordnungszahl 60

Liste der Isotope ist die Übersichtsseite, um komfortabel auf alle Elemente zugreifen zu können. Dort wird auch der Aufbau erklärt und die Legende zur Tabelle ist auch dort zu finden. Zerfallsenergien wurden mit den angegebenen Massen und dem Masse-Energie-Äquivalent von $\textstyle \Delta m=931{,}4940954{\frac {\mathrm {MeV} }{\mathrm {u} }}$ neu berechnet.

## $_{51}$ Antimon

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{104}$Sb | 7,4 s | 12,20 (εβ$^+$), 8,00 (εp), 0,31 (p) | | εβ$^+$ ≈ 100, εp < 7, p < 1 | |
| $^{105}$Sb | 1,12 s | 9,44 (εβ$^+$), 0,483 (p) | | εβ$^+$ ≈ 100, p = ? | |
| $^{106}$Sb | | | 4+ | | |
| $^{107}$Sb | | 7,9 (εβ$^+$), 1,5 (α) | 5/2+ | εβ$^+$ = ?, α = ? | |
| $^{108}$Sb | 7,4 s | 9,51 (εβ$^+$) | (4+) | εβ$^+$ ≈ 100, εp = ? | |
| $^{109}$Sb | 17,0 s | 6,38 | (5/2+) | εβ$^+$ | |
| $^{110}$Sb | 23,0 s | 8,30 | 3+ | εβ$^+$ | |
| $^{111}$Sb | 75 s | 5,10 | (5/2+) | εβ$^+$ | |
| $^{112}$Sb | 51,4 s | 7,055 | 3+ | εβ$^+$ | |
| $^{113}$Sb | 6,67 min | 3,905 | 5/2+ | εβ$^+$ | |
| $^{114}$Sb | 3,49 min | 5,880 | 3+ | εβ$^+$ | |
| $^{115}$Sb | 32,1 min | 3,030 | 5/2+ | εβ$^+$ | |
| $^{115m1}$Sb | 6,2 ns | 1,300 | 11/2− | IT | |
| $^{115m2}$Sb | 159 ns | 2,796 | 19/2− | IT | |
| $^{115m3}$Sb | 4,1 ns | 3,660 | 25/2+ | IT | |
| $^{116}$Sb | 15,8 min | 4,707 | 3+ | εβ$^+$ | |
| $^{116m1}$Sb | 60,3 min | 5,090 | 8− | εβ$^+$ | |
| $^{117}$Sb | 2,80 h | 1,757 | 5/2+ | εβ$^+$ | |
| $^{117m1}$Sb | 355 µs | 3,131 | 5/2+ | IT | |
| $^{118}$Sb | 3,6 min | 3,657 | 1+ | εβ$^+$ | |
| $^{118m1}$Sb | 5,00 h | 3,907 | 8− | εβ$^+$ | |
| $^{119}$Sb | 38,19 h | 0,594 | 5/2+ | ε | |
| $^{119m1}$Sb | 0,85 s | | (25/2+) | IT | |
| $^{120}$Sb | 15,89 min | 2,681 | 1+ | εβ$^+$ | |
| $^{120m1}$Sb | 5,76 d | 2,681 | 8− | εβ$^+$ | |
| $^{121}$Sb | stabil $^{SF}$ | | 5/2+ | | 057,36 |
| $^{122}$Sb | 2,7238 d | 1,979 (β$^−$), 1,620 (εβ$^+$) | 2− | β$^−$ = 97,59, εβ$^+$ = 2,41 | |
| $^{122m1}$Sb | 0,53 ms | 0,137 | 5+ | IT | |
| $^{122m2}$Sb | 4,191 min | 0,164 | (8) – | IT | |
| $^{123}$Sb | stabil $^{SF}$ | | 7/2+ | | 042,64 |
| $^{124}$Sb | 60,20 d | 2,905 | 3− | β$^−$ | |
| $^{124m1}$Sb | 93 s | 0,011 (IT), 2,916 (β$^−$) | 5+ | IT = 75, β$^−$ = 25 | |
| $^{124m2}$Sb | 20,2 min | 0,037 | (8)− | IT | |
| $^{125}$Sb | 2,7582 a | 0,767 | 7/2+ | β$^−$ | |
| $^{126}$Sb | 12,46 d | 3,670 | (8)− | β$^−$ | |
| $^{126m1}$Sb | 19,15 min | 3,688 (β$^−$), 0,016 (IT) | (5)+ | β$^−$ = 86, IT = 14 | |
| $^{126m2}$Sb | 11 s | 0,040 | (3)− | IT | |
| $^{127}$Sb | 3,85 d | 1,581 | 7/2+ | β$^−$ | |
| $^{128}$Sb | 9,01 h | 4,380 | 8− | β$^−$ | |
| $^{128m1}$Sb | 10,4 min | 4,380 (β$^−$), 0,0 (IT) | 5+ | β$^−$ = 96,4, IT = 3,6 | |
| $^{129}$Sb | 4,40 h | 2,380 | 7/2+ | β$^−$ | |
| $^{129m1}$Sb | 17,7 min | 4,231 (β$^−$), 1,851 (IT) | (19/2−) | β$^−$ = 85, IT = 15 | |
| $^{130}$Sb | 39,5 min | 4,96 | (8−) | β$^−$ | |
| $^{130m1}$Sb | 6,3 min | 4,96 | (5)+ | β$^−$ | |
| $^{131}$Sb | 23,03 min | 3,19 | (7/2+) | β$^−$ | |
| $^{132}$Sb | 2,79 min | 5,29 | (4+) | β$^−$ | |
| $^{132m1}$Sb | 4,10 min | 5,29 | (8−) | β$^−$ | |
| $^{133}$Sb | 2,5 min | 4,003 | (7/2+) | β$^−$ | |
| $^{133m1}$Sb | 3 µs | 4,365 | | IT | |
| $^{133m2}$Sb | 16 µs | 4,527 | | IT | |
| $^{134}$Sb | 0,78 s | 8,42 | (0−) | β$^−$ | |
| $^{134m1}$Sb | 10,23 s | 8,42 (β$^−$), 0,91 (β$^−$) | (7−) | β$^−$ ≈ 100, β$^−$n = 0,091 | |
| $^{135}$Sb | 1,71 s | 8,12 (β$^−$), 4,62 (β$^−$n) | (7/2+) | β$^−$ ≈ 100, β$^−$n = 16,4 | |
| $^{136}$Sb | 0,82 s | 9,3 (β$^−$), 4,7 (β$^−$n) | | β$^−$ ≈ 100, β$^−$n = 24,0, β$^−$2n = ? | |

## $_{52}$ Tellur

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{106}$Te | 60 µs | 4,32 | 0+ | α | |
| $^{107}$Te | 3,1 ms | 4,008 (α), 10,1 (εβ$^+$) | | α > 70, εβ$^+$ < 30 | |
| $^{108}$Te | 2,1 s | 6,8 (εβ$^+$), 3,442 (α) | 0+ | εβ$^+$ = 51, α = 49, β$^+$p = 2,4 | |
| $^{109}$Te | 4,6 s | 8,68 (εβ$^+$), 3,23 (α) | | εβ$^+$ = 96,1, α = 3,9, εp = ? | |
| $^{110}$Te | 18,6 s | 5,25 (εβ$^+$), 2,723 (α) | 0+ | εβ$^+$ ≈ 100, α ≈ 0,003 | |
| $^{111}$Te | 19,3 s | 7,37 (εβ$^+$), 5,07 (εp) | (5/2+) | εβ$^+$ ≈ 100, εp = ? | |
| $^{112}$Te | 2,0 min | 4,35 | 0+ | εβ$^+$ | |
| $^{113}$Te | 1,7 min | 6,10 | (7/2+) | εβ$^+$ | |
| $^{114}$Te | 15,2 min | 2,80 | 0+ | εβ$^+$ | |
| $^{115}$Te | 5,8 min | 4,64 | 7/2+ | εβ$^+$ | |
| $^{115m1}$Te | 6,7 min | 4,66 (εβ$^+$), 0,02 (IT) | (1/2)+ | εβ$^+$ < 100, IT = ? | |
| $^{116}$Te | 2,49 h | 1,51 | 0+ | εβ$^+$ | |
| $^{117}$Te | 62 min | 3,535 | 1/2+ | εβ$^+$ | |
| $^{117m1}$Te | 103 ms | 0,261 | 11/2− | IT | |
| $^{118}$Te | 6,00 d | 0,278 | 0+ | ε | |
| $^{119}$Te | 16,03 h | 2,293 | 1/2+ | εβ$^+$ | |
| $^{119m1}$Te | 4,70 d | 2,554 (εβ$^+$), 0,261 (IT) | 11/2− | εβ$^+$ ≈ 100, IT < 0,008 | |
| $^{120}$Te | stabil $^{2ε}$ | | 0+ | | 000,096 |
| $^{121}$Te | 16,78 d | 1,040 | 1/2+ | εβ$^+$ | |
| $^{121m1}$Te | 154 d | 0,294 (IT), 1,334 (εβ$^+$) | 11/2− | IT = 88,6, εβ$^+$ = 11,4 | |
| $^{122}$Te | stabil $^{SF}$ | | 0+ | | 002,603 |
| $^{123}$Te | stabil $^ε$ | 0,051 | 1/2+ | ε | 000,908 |
| $^{123m1}$Te | 119,7 d | 0,248 | 11/2− | IT | |
| $^{124}$Te | stabil $^{SF}$ | | 0+ | | 004,816 |
| $^{125}$Te | stabil $^{SF}$ | | 1/2+ | | 007,139 |
| $^{125m1}$Te | 57,40 d | 0,145 | 11/2− | IT | |
| $^{126}$Te | stabil $^{SF}$ | | 0+ | | 018,95 |
| $^{127}$Te | 9,35 h | 0,698 | 3/2+ | β$^−$ | |
| $^{127m1}$Te | 109 d | 0,088 (IT), 0,786 (β$^−$) | 11/2− | IT = 97,6, β$^−$ = 2,4 | |
| $^{128}$Te | 7,2·10$^{24}$ a | 0,867 | 0+ | 2β | 031,69 |
| $^{129}$Te | 69,6 min | 1,498 | 3/2+ | β$^−$ | |
| $^{129m1}$Te | 33,6 d | 0,105 (IT), 1,604 (β$^−$) | 11/2− | IT = 63, β$^−$ = 37 | |
| $^{130}$Te | 7,9·10$^{20}$ a | 2,528 | 0+ | 2β$^−$ | 033,80 |
| $^{131}$Te | 25,0 min | 2,233 | 3/2+ | β$^−$ | |
| $^{131m1}$Te | 30 h | 2,415 (β$^−$), 0,182 (IT) | 11/2− | β$^−$ = 77,8, IT = 22,2 | |
| $^{132}$Te | 3,204 d | 0,493 | 0+ | β$^−$ | |
| $^{133}$Te | 12,5 min | 2,920 | (3/2+) | β$^−$ | |
| $^{133m1}$Te | 55,4 min | 3,254 (β$^−$), 0,334 (IT) | (11/2−) | β$^−$ = 82,5, IT = 17,5 | |
| $^{134}$Te | 41,8 min | 1,56 | 0+ | β$^−$ | |
| $^{135}$Te | 19,0 s | 5,96 | (7/2−) | β$^−$ | |
| $^{136}$Te | 17,5 s | 5,07 (β$^−$), 1,29 (β$^−$n) | 0+ | β$^−$ ≈ 100, β$^−$n = 1,1 | |
| $^{137}$Te | 2,49 s | 6,94 (β$^−$), 1,87 (β$^−$n) | (7/2−) | β$^−$ ≈ 100, β$^−$n = 2,69 | |
| $^{138}$Te | 1,4 s | 6,37 (β$^−$), 2,50 (β$^−$n) | 0+ | β$^−$ ≈ 100, β$^−$n = 6,3 | |

## $_{53}$ Iod

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{108}$I | 36 ms | 4,03 (α) | (1) | α = 91, p < 1 | |
| $^{109}$I | 100 µs | 0,82 | | p | |
| $^{110}$I | 0,65 s | 11,9 (εβ$^+$), 3,58 (α), 8,6 (εp), 17,7 (εα) | | εβ$^+$ = 83, α = 17, εp = 11, εα = 1,1 | |
| $^{111}$I | 2,5 s | 8,50 (εβ$^+$), 3,28 (α) | (5/2+) | εβ$^+$ ≈ 100, α ≈ 0,1 | |
| $^{112}$I | 3,42 s | 10,20 (εβ$^+$), 2,99 (α) | | εβ$^+$ ≈ 100, α ≈ 0,0012 | |
| $^{113}$I | 6,6 s | 7,20 (εβ$^+$), 2,71 (α) | (5/2+) | εβ$^+$ ≈ 100, εα = ?, α = 3,310·10$^{−7}$ | |
| $^{114}$I | 2,1 s | 9,1 (εβ$^+$), 4,3 (εp) | 1+ | εβ$^+$ ≈ 100, εp = ? | |
| $^{114m1}$I | 6,2 s | 9,366 (εβ$^+$), 0,266 (IT) | (7) | εβ$^+$ = ?, IT = ? | |
| $^{115}$I | 1,3 min | 5,90 | (5/2+) | εβ$^+$ | |
| $^{116}$I | 2,91 s | 7,75 | 1+ | εβ$^+$ | |
| $^{116m1}$I | 3,27 µs | | (7−) | | |
| $^{117}$I | 2,22 min | 4,67 | (5/2)+ | εβ$^+$ | |
| $^{118}$I | 13,7 min | 7,04 | 2− | εβ$^+$ | |
| $^{118m1}$I | 8,5 min | 7,144 (εβ$^+$), 0,104 (IT) | (7−) | εβ$^+$ < 100, IT > 0 | |
| $^{119}$I | 19,1 min | 3,510 | 5/2+ | εβ$^+$ | |
| $^{120}$I | 81,0 min | 5,615 | 2− | εβ$^+$ | |
| $^{120m1}$I | 53 min | 5,615 | 4, 5, 6, 7, 8 | εβ$^+$ | |
| $^{121}$I | 2,12 h | 2,270 | 5/2+ | εβ$^+$ | |
| $^{122}$I | 3,63 min | 4,234 | 1+ | εβ$^+$ | |
| $^{122m1}$I | 80 µs | | | | |
| $^{123}$I | 13,27 h | 1,242 | 5/2+ | εβ$^+$ | |
| $^{124}$I | 4,1760 d | 3,160 | 2− | εβ$^+$ | |
| $^{125}$I | 59,408 d | 0,027 | 5/2+ | ε | |
| $^{126}$I | 13,11 d | 2,155 (εβ$^+$), 1,258 (β$^−$) | 2− | εβ$^+$ = 56,3, β$^−$ = 43,7 | |
| $^{127}$I | stabil $^{SF}$ | | 5/2+ | | 100 |
| $^{128}$I | 24,99 min | 2,118 (β$^−$), 1,251 (εβ$^+$) | 1+ | β$^−$ = 93,1, εβ$^+$ = 6,9 | |
| $^{129}$I | 1,57·10$^7$ a | 0,194 | 7/2+ | β$^−$ | |
| $^{130}$I | 12,36 h | 2,949 | 5+ | β$^−$ | |
| $^{130m1}$I | 9,0 min | 0,040 (IT), 2,989 (β$^−$) | 2+ | IT = 84, β$^−$ = 16 | |
| $^{131}$I | 8,02070 d | 0,606 | 7/2+ | β$^−$ | |
| $^{132}$I | 2,295 h | 3,577 | 4+ | β$^−$ | |
| $^{132m1}$I | 1,387 h | 0,120 (IT), 3,697 (β$^−$) | (8−) | IT = 86, β$^−$ = 14 | |
| $^{133}$I | 20,8 h | 1,770 | 7/2+ | β$^−$ | |
| $^{133m1}$I | 9 s | 1,634 | (19/2−) | IT | |
| $^{134}$I | 52,5 min | 4,170 | (4)+ | β$^−$ | |
| $^{134m1}$I | 3,60 min | 0,316 (IT), 4,486 (β$^−$) | (8) – | IT = 97,7, β$^−$ = 2,3 | |
| $^{135}$I | 6,57 h | 2,648 | 7/2+ | β$^−$ | |
| $^{136}$I | 83,4 s | 6,93 | (1−) | β$^−$ | |
| $^{136m1}$I | 46,9 s | 7,57 | (6−) | β$^−$ | |
| $^{137}$I | 24,5 s | 5,88 (β$^−$), 1,85 (β$^−$n) | (7/2+) | β$^−$ ≈ 100, β$^−$n = 6,97 | |
| $^{138}$I | 6,49 s | 7,82 (β$^−$), 2,01 (β$^−$n) | (2−) | β$^−$ ≈ 100, β$^−$n = 5,5 | |
| $^{139}$I | 2,29 s | 6,806 (β$^−$), 3,21 (β$^−$n) | (7/2+) | β$^−$ ≈ 100, β$^−$n = 9,9 | |
| $^{140}$I | 0,86 s | 8,76 (β$^−$), 3,34 (β$^−$n) | (4) | β$^−$ ≈ 100, β$^−$n = 9,3 | |
| $^{141}$I | 0,43 s | 7,8 (β$^−$), 4,4 (β$^−$n) | | β$^−$ ≈ 100, β$^−$n = 21,2 | |

## $_{54}$ Xenon

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{110}$Xe | 0,60 µs | 3,886 (α) | 0+ | εβ$^+$ = ?, α = ? | |
| $^{111}$Xe | 0,74 s | 10,60 (εβ$^+$), 3,72 (α) | | εβ$^+$ = ?, α = ? | |
| $^{112}$Xe | 2,7 s | 7,20 (εβ$^+$), 3,317 (α) | 0+ | εβ$^+$ = 99,2, α = 0,8$\left.^{+11}_{-5}\right.$ | |
| $^{113}$Xe | 2,74 s | 9,06 (εβ$^+$), 7,91 (εp), 3,10 (α), ? (εα) | | εβ$^+$ ≈ 100, α ≈ 0,011, εp = 7, εα ≈ 0,007 | |
| $^{114}$Xe | 10,0 s | 5,9 | 0+ | εβ$^+$ | |
| $^{115}$Xe | 18 s | 8,0 (εβ$^+$), 6,2 (εp) | (5/2+) | εβ$^+$ ≈ 100, εp = 0,34, εα = 0,0003 | |
| $^{116}$Xe | 59 s | 4,66 | 0+ | εβ$^+$ | |
| $^{117}$Xe | 61 s | 6,44 (εβ$^+$), 4,02 (εp) | 5/2(+) | εβ$^+$ ≈ 100, εp = 0,0029 | |
| $^{118}$Xe | 3,8 min | 2,9 | 0+ | εβ$^+$ | |
| $^{119}$Xe | 5,8 min | 5,0 | (5/2+) | εβ$^+$ | |
| $^{120}$Xe | 40 min | 1,96 | 0+ | εβ$^+$ | |
| $^{121}$Xe | 40,1 min | 3,73 | 5/2(+) | εβ$^+$ | |
| $^{122}$Xe | 20,1 h | 0,89 | 0+ | ε | |
| $^{123}$Xe | 2,08 h | 2,676 | (1/2)+ | εβ$^+$ | |
| $^{124}$Xe | 1,8 · 10$^{22}$ a | | 0+ | 2ε | 000,10 |
| $^{125}$Xe | 16,9 h | 1,652 | (1/2)+ | εβ$^+$ | |
| $^{125m1}$Xe | 57 s | 0,253 | (9/2)− | IT | |
| $^{126}$Xe | stabil $^{2ε}$ | | 0+ | | 000,09 |
| $^{127}$Xe | 36,4 d | 0,662 | 1/2+ | ε | |
| $^{127m1}$Xe | 69,2 s | 0,297 | 9/2− | IT | |
| $^{128}$Xe | stabil $^{SF}$ | | 0+ | | 001,91 |
| $^{129}$Xe | stabil $^{SF}$ | | 1/2+ | | 026,4 |
| $^{129m1}$Xe | 8,88 d | 0,236 | 11/2− | IT | |
| $^{130}$Xe | stabil $^{SF}$ | | 0+ | | 004,1 |
| $^{131}$Xe | stabil $^{SF}$ | | 3/2+ | | 021,2 |
| $^{131m1}$Xe | 11,84 d | 0,164 | 11/2− | IT | |
| $^{132}$Xe | stabil $^{SF}$ | | 0+ | | 026,9 |
| $^{132m1}$Xe | 8,39 ms | 2,752 | (10+) | IT | |
| $^{133}$Xe | 5,243 d | 0,427 | 3/2+ | β$^−$ | |
| $^{133m1}$Xe | 2,19 d | 0,233 | 11/2− | IT | |
| $^{134}$Xe | stabil $^{2β}$ | | 0+ | | 010,4 |
| $^{134m1}$Xe | 290 ms | 1,965 | 7− | IT | |
| $^{135}$Xe | 9,14 h | 1,151 | 3/2+ | β$^−$ | |
| $^{135m1}$Xe | 15,29 min | 0,527 (IT), 1,678 (β$^−$) | 11/2− | IT = 99,996, β$^−$ = 0,004 | |
| $^{136}$Xe | > 10$^{22}$ a | | 0+ | | 008,9 |
| $^{137}$Xe | 3,818 min | 4,172 | 7/2− | β$^−$ | |
| $^{138}$Xe | 14,08 min | 2,770 | 0+ | β$^−$ | |
| $^{139}$Xe | 39,68 s | 5,057 | 3/2− | β$^−$ | |
| $^{140}$Xe | 13,60 s | 4,06 | 0+ | β$^−$ | |
| $^{141}$Xe | 1,73 s | 6,15 (β$^−$), 0,67 (β$^−$n) | 5/2(−) | β$^−$ ≈ 100, β$^−$n = 0,044 | |
| $^{142}$Xe | 1,22 s | 5,04 (β$^−$) | 0+ | β$^−$ ≈ 100, β$^−$n = 0,406 | |
| $^{143}$Xe | 0,30 s | 7,31 (β$^−$) | 5/2− | β$^−$ | |
| $^{144}$Xe | 1,15 s | 6,1 | 0+ | β$^−$ | |
| $^{145}$Xe | 0,9 s | | | β$^−$ ≈ 100, β$^−$n = ? | |
| $^{146}$Xe | 146 ms | | 0+ | β$^−$ | |
| $^{147}$Xe | 130 ms | | | | |

## $_{55}$ Caesium

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{113}$Cs | 17 µs | 0,974 | (5/2+) | p ≈ 100, εβ$^+$ ≈ 0,03 | |
| $^{114}$Cs | 0,57 s | 9,3 (εβ$^+$), 3,36 (α), 9,3 (εp), 15,3 (εα) | (1+) | εβ$^+$ ≈ 100, α = 0,018, εp = 7, εα = 0,16 | |
| $^{115}$Cs | 1,4 s | 8,8 (εβ$^+$), 5,8 (εp) | | εβ$^+$ ≈ 100, εp ≈ 0,07 | |
| $^{116}$Cs | 3,84 s | 10,5 | >4+ | εβ$^+$ ≈ 100, εp = 0,44, εα = 0,08 | |
| $^{116m1}$Cs | 0,70 s | 10,5 (εβ$^+$), 6,7 (εp), 12,4 (εα) | (1+) | εβ$^+$ ≈ 100, εp = 0,28, εα = 0,049 | |
| $^{117}$Cs | 8,4 s | 7,52 | (9/2+) | εβ$^+$ | |
| $^{117m1}$Cs | 6,5 s | 7,67 | (3/2+) | εβ$^+$ | |
| $^{118}$Cs | 14 s | 9,3 (εβ$^+$), 4,73 (εp), 11,08 (εα) | 2 | εβ$^+$ ≈ 100, εp < 4,2·10$^{−2}$, εα < 2,4·10$^{−3}$ | |
| $^{118m1}$Cs | 17 s | 9,3 (εβ$^+$), 4,73 (εp), 11,08 (εα) | (7−) | εβ$^+$ ≈ 100, εp < 4,2·10$^{−2}$, εα < 2,4·10$^{−3}$ | |
| $^{119}$Cs | 43,0 s | 6,33 | 9/2+ | εβ$^+$ | |
| $^{119m1}$Cs | 30,4 s | 6,33 | 3/2(+) | εβ$^+$ | |
| $^{120}$Cs | 64 s | 7,92 (εβ$^+$) | 2 | εβ$^+$ | |
| $^{120m1}$Cs | 57 s | 7,92 (εβ$^+$), 2,47 (εp) | | εβ$^+$ ≈ 100, εp = 7·10$^{−6}$, εα = 2,0·10$^{−5}$ | |
| $^{121}$Cs | 155 s | 5,40 | 3/2(+) | εβ$^+$ | |
| $^{121m1}$Cs | 122 s | 5,468 (εβ$^+$), 0,068 (IT) | 9/2(+) | εβ$^+$ = 83, IT = 17 | |
| $^{122}$Cs | 21,0 s | 7,050 | 1+ | εβ$^+$ | |
| $^{122m1}$Cs | 3,70 min | 7,126 | 8− | εβ$^+$ | |
| $^{122m2}$Cs | 0,36 s | 0,127 | (5)− | IT | |
| $^{123}$Cs | 5,94 min | 4,200 | 1/2+ | εβ$^+$ | |
| $^{123m1}$Cs | 1,64 s | 0,157 | (11/2)− | IT | |
| $^{124}$Cs | 30,8 s | 5,951 | 1+ | εβ$^+$ | |
| $^{124m1}$Cs | 6,3 s | 0,463 | (7)+ | IT | |
| $^{125}$Cs | 45 min | 3,092 | (1/2+) | εβ$^+$ | |
| $^{126}$Cs | 1,64 min | 4,826 | 1+ | εβ$^+$ | |
| $^{127}$Cs | 6,25 h | 2,085 | 1/2+ | εβ$^+$ | |
| $^{128}$Cs | 3,66 min | 3,930 | 1+ | εβ$^+$ | |
| $^{129}$Cs | 32,06 h | 1,196 | 1/2+ | εβ$^+$ | |
| $^{130}$Cs | 29,21 min | 2,983 (εβ$^+$), 0,373 (β$^−$) | 1+ | εβ$^+$ = 98,4, β$^−$ = 1,6 | |
| $^{130m1}$Cs | 3,46 min | 0,163 (IT), 3,146 (εβ$^+$) | 5− | IT = 99,84, εβ$^+$ = 0,16 | |
| $^{131}$Cs | 9,689 d | 0,352 | 5/2+ | ε | |
| $^{132}$Cs | 6,479 d | 2,120 | 2+ | εβ$^+$ = 98,13, β$^−$ = 1,87 | |
| $^{133}$Cs | stabil $^{SF}$ | | 7/2+ | | 100 |
| $^{134}$Cs | 2,0648 a | 2,059 (β$^−$), 1,229 (ε) | 4+ | β$^−$ ≈ 100, ε = 0,0003 | |
| $^{134m1}$Cs | 2,903 h | 0,139 | 8− | IT | |
| $^{135}$Cs | 2,3·10$^6$ a | 0,269 | 7/2+ | β$^−$ | |
| $^{135m1}$Cs | 53 min | 1,633 | 19/2− | IT | |
| $^{136}$Cs | 13,16 d | 2,548 | 5+ | β$^−$ | |
| $^{136m1}$Cs | 19 s | ? (IT), 2,548 (β$^−$) | 8− | IT = ?, β$^−$ = ? | |
| $^{137}$Cs | 30,17 a | 1,176 | 7/2+ | β$^−$ | |
| $^{138}$Cs | 33,41 min | 5,373 | 3− | β$^−$ | |
| $^{138m1}$Cs | 2,91 min | 5,453 (β$^−$), 0,080 (IT) | 6− | β$^−$ = 19, IT = 81 | |
| $^{139}$Cs | 9,27 min | 4,213 | 7/2+ | β$^−$ | |
| $^{140}$Cs | 63,7 s | 6,219 | 1− | β$^−$ | |
| $^{141}$Cs | 24,94 s | 5,255 (β$^−$), 0,735 (β$^−$n) | 7/2+ | β$^−$ ≈ 100, β$^−$n = 0,029 | |
| $^{142}$Cs | 1,70 s | 7,306 (β$^−$), 1,337 (β$^−$n) | 0− | β$^−$ ≈ 100, β$^−$n = 0,091 | |
| $^{143}$Cs | 1,78 s | 6,243 (β$^−$), 2,048 (β$^−$n) | 3/2+ | β$^−$ ≈ 100, β$^−$n = 1,62 | |
| $^{144}$Cs | 1,01 s | 8,465 (β$^−$), 2,56 (β$^−$n) | 1 | β$^−$ ≈ 100, β$^−$n = 3,17 | |
| $^{144m1}$Cs | 1 s | 8,465 | (≥4) | β$^−$ = ? | |
| $^{145}$Cs | 0,594 s | 7,89 (β$^−$), 3,55 (β$^−$n) | 3/2+ | β$^−$ ≈ 100, β$^−$n = 13,8 | |
| $^{146}$Cs | 0,321 s | 9,38 (β$^−$), 4,32 (β$^−$n) | 1− | β$^−$ ≈ 100, β$^−$n = 14,2 | |
| $^{147}$Cs | 0,225 s | 9,25 (β$^−$), 4,74 (β$^−$n) | (3/2+) | β$^−$ ≈ 100, β$^−$n = 43 | |
| $^{148}$Cs | 158 ms | 10,5 (β$^−$) | | β$^−$ ≈ 100, β$^−$n = 25 | |

## $_{56}$ Barium

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{114}$Ba | 0,43 s | 8,9 (εβ$^+$), 3,6 (α) | 0+ | εβ$^+$ ≈ 100, α = ?, $^{12}$C ≈ 3·10$^{−5}$ | |
| $^{115}$Ba | 0,4 s | 11,0 | | εβ$^+$ | |
| $^{116}$Ba | 0,3 s | 8,2 | 0+ | εβ$^+$ | |
| $^{117}$Ba | 1,75 s | 9,5 (εβ$^+$), 8,7 (εp), 11,7 (εα) | (3/2) | εβ$^+$ ≈ 100, εp = ?, εα = ? | |
| $^{118}$Ba | 5,5 s | 6,4 | 0+ | εβ$^+$ | |
| $^{119}$Ba | 5,4 s | 8,1 (εβ$^+$), 6,2 (εp) | (5/2+) | εβ$^+$ ≈ 100, εp < 25 | |
| $^{120}$Ba | 32 s | 5,0 | 0+ | εβ$^+$ | |
| $^{121}$Ba | 29,7 s | 6,8 (εβ$^+$), 4,2 (εp) | 5/2(+) | εβ$^+$ ≈ 100, εp = 0,02 | |
| $^{122}$Ba | 1,95 min | 3,8 | 0+ | εβ$^+$ | |
| $^{123}$Ba | 2,7 min | 5,5 | 5/2+ | εβ$^+$ | |
| $^{124}$Ba | 11,0 min | 2,64 | 0+ | εβ$^+$ | |
| $^{125}$Ba | 3,5 min | 4,60 | 1/2(+) | εβ$^+$ | |
| $^{126}$Ba | 100 min | 1,673 | 0+ | εβ$^+$ | |
| $^{127}$Ba | 12,7 min | 3,450 | 1/2+ | εβ$^+$ | |
| $^{127m1}$Ba | 1,9 s | 0,080 | 7/2− | IT | |
| $^{128}$Ba | 2,43 d | 0,521 | 0+ | ε | |
| $^{129}$Ba | 2,23 h | 2,432 | 1/2+ | εβ$^+$ | |
| $^{129m1}$Ba | 2,16 h | 2,440 (εβ$^+$), 0,008 (IT) | 7/2+ | εβ$^+$ < 100, IT = ? | |
| $^{130}$Ba | stabil $^{??}$ | | 0+ | | 000,106 |
| $^{130m1}$Ba | 11 ms | 2,475 | 8− | IT | |
| $^{131}$Ba | 11,50 d | 1,370 | 1/2+ | εβ$^+$ | |
| $^{131m1}$Ba | 14,6 min | 0,187 | 9/2− | IT | |
| $^{132}$Ba | stabil $^{2ε}$ | | 0+ | | 000,101 |
| $^{133}$Ba | 10,51 a | 0,517 | 1/2+ | ε | |
| $^{133m1}$Ba | 38,9 h | 0,288 (IT), 0,805 (ε) | 11/2− | IT ≈ 100, ε = 0,0096 | |
| $^{134}$Ba | stabil $^{SF}$ | | 0+ | | 002,417 |
| $^{134m1}$Ba | 2,63 µs | | (10+) | | |
| $^{135}$Ba | stabil $^{SF}$ | | 3/2+ | | 006,592 |
| $^{135m1}$Ba | 28,7 h | 0,268 | 11/2− | IT | |
| $^{136}$Ba | stabil $^{SF}$ | | 0+ | | 007,854 |
| $^{136m1}$Ba | 0,3084 s | 2,031 | 7− | IT | |
| $^{137}$Ba | stabil $^{SF}$ | | 3/2+ | | 011,23 |
| $^{137m1}$Ba | 2,552 min | 0,662 | 11/2− | IT | |
| $^{138}$Ba | stabil $^{SF}$ | | 0+ | | 071,70 |
| $^{139}$Ba | 83,06 min | 2,317 | 7/2− | β$^−$ | |
| $^{140}$Ba | 12,752 d | 1,047 | 0+ | β$^−$ | |
| $^{141}$Ba | 18,27 min | 3,216 | 3/2− | β$^−$ | |
| $^{142}$Ba | 10,6 min | 2,212 | 0+ | β$^−$ | |
| $^{143}$Ba | 14,33 s | 4,243 | 5/2− | β$^−$ | |
| $^{144}$Ba | 11,5 s | 3,12 (β$^−$), 1,66 (β$^−$n) | 0+ | β$^−$ = 96,4, β$^−$n = 3,6 | |
| $^{145}$Ba | 4,31 s | 4,93 | 5/2− | β$^−$ | |
| $^{146}$Ba | 2,22 s | 4,12 | 0+ | β$^−$ | |
| $^{147}$Ba | 0,893 s | 5,75 (β$^−$), 0,40 (β$^−$n) | (3/2+) | β$^−$ ≈ 100, β$^−$n = 0,06 | |
| $^{148}$Ba | 0,607 s | 5,12 (β$^−$), 1,12 (β$^−$n) | 0+ | β$^−$ = 99,6, β$^−$n = 0,4 | |
| $^{149}$Ba | 0,344 s | 7,3 (β$^−$), 1,1 (β$^−$n) | | β$^−$ = 99,57, β$^−$n = 0,43 | |
| $^{150}$Ba | 0,3 s | 6,6 (β$^−$) | 0+ | β$^−$ ≈ 100, β$^−$n = ? | |

## $_{57}$ Lanthan

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{120}$La | 2,8 s | 11,2 (εβ$^+$), 7,4 (εp) | | εβ$^+$ | |
| $^{121}$La | 5,3 s | 7,9 | | εβ$^+$ ≈ 100, εp = ? | |
| $^{122}$La | 8,7 s | 9,7 (εβ$^+$), 5,3 (εp) | | εβ$^+$ ≈ 100, εp = ? | |
| $^{123}$La | 17 s | 6,9 | | εβ$^+$ | |
| $^{124}$La | 29 s | 8,8 | | εβ$^+$ | |
| $^{124m1}$La | 1 s | | | εβ$^+$ | |
| $^{125}$La | 76 s | 5,6 | (11/2−) | εβ$^+$ | |
| $^{126}$La | 54 s | 7,6 | | εβ$^+$ | |
| $^{127}$La | 5,1 min | 4,69 | (11/2−) | εβ$^+$ | |
| $^{127m1}$La | 3,7 min | 4,705 (εβ$^+$), 0,015 (IT) | (3/2+) | εβ$^+$ ≈ 100, IT = ? | |
| $^{128}$La | 5,0 min | 6,70 | (5+) | εβ$^+$ | |
| $^{128m1}$La | 560 ms | | (1+, 2+) | εβ$^+$ | |
| $^{129}$La | 11,6 min | 3,72 | 3/2+ | εβ$^+$ | |
| $^{129m1}$La | 0,56 s | 0,172 | 11/2− | IT | |
| $^{130}$La | 8,7 min | 5,60 | 3(+) | εβ$^+$ | |
| $^{131}$La | 59 min | 2,96 | 3/2+ | εβ$^+$ | |
| $^{132}$La | 4,8 h | 4,71 | 2− | εβ$^+$ | |
| $^{132m1}$La | 24,3 min | 0,188 (IT), 4,898 (εβ$^+$) | 6− | IT = 76, εβ$^+$ = 24 | |
| $^{133}$La | 3,912 h | 2,23 | 5/2+ | εβ$^+$ | |
| $^{134}$La | 6,45 min | 3,71 | 1+ | εβ$^+$ | |
| $^{135}$La | 19,5 h | 1,20 | 5/2+ | εβ$^+$ | |
| $^{136}$La | 9,87 min | 2,87 | 1+ | εβ$^+$ | |
| $^{136m1}$La | 114 ms | 0,23 | | IT | |
| $^{137}$La | 6·10$^4$ a | 0,60 | 7/2+ | ε | |
| $^{138}$La | 1,05·10$^{11}$ a | 1,044 (β$^−$), 1,737 (εβ$^+$) | 5+ | β$^−$ = 33,6 , εβ$^+$ = 66,4 | 000,0902 |
| $^{139}$La | stabil $^{SF}$ | | 7/2+ | | 099,9098 |
| $^{140}$La | 1,6781 d | 3,762 | 3− | β$^−$ | |
| $^{141}$La | 3,92 h | 2,502 | (7/2+) | β$^−$ | |
| $^{142}$La | 91,1 min | 4,505 | 2− | β$^−$ | |
| $^{143}$La | 14,2 min | 3,425 | (7/2)+ | β$^−$ | |
| $^{144}$La | 40,8 s | 5,54 | (3−) | β$^−$ | |
| $^{145}$La | 24,8 s | 4,12 | (5/2+) | β$^−$ | |
| $^{146}$La | 6,27 s | 6,55 | 2− | β$^−$ | |
| $^{146m1}$La | 10,0 s | 6,55 | (6−) | β$^−$ | |
| $^{147}$La | 4,015 s | 4,95 (β$^−$), 0,40 (β$^−$n) | (5/2+) | β$^−$ ≈ 100, β$^−$n = 0,035 | |
| $^{148}$La | 1,05 s | 7,26 (β$^−$), 0,95 (β$^−$n) | (2−) | β$^−$ ≈ 100, β$^−$n = 0,11 | |
| $^{149}$La | 1,05 s | 5,5 (β$^−$), 1,1 (β$^−$n) | | β$^−$ ≈ 100, β$^−$n = 1,43 | |
| $^{150}$La | 0,86 s | 7,8 (β$^−$), 1,5 (β$^−$n) | | β$^−$ ≈ 100, β$^−$n = 2,7 | |
| $^{152}$La | >150 ns | 9,1 | | β$^−$ | |

## $_{58}$ Cer

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{123}$Ce | 3,2 s | 8,6 (εβ$^+$), 6,9 (εp) | (5/2) | εβ$^+$ ≈ 100, εp = ? | |
| $^{124}$Ce | 6 s | 5,6 | 0+ | εβ$^+$ | |
| $^{125}$Ce | 9,0 s | 7,3 (εβ$^+$), 5,2 (εp) | (5/2+) | εβ$^+$ ≈ 100, εp = ? | |
| $^{126}$Ce | 50 s | 4,4 | 0+ | εβ$^+$ | |
| $^{127}$Ce | 31 s | 6,1 | (5/2+) | εβ$^+$ | |
| $^{128}$Ce | 4,1 s | 3,2 | 0+ | εβ$^+$ | |
| $^{129}$Ce | 3,5 min | 5,05 | 5/2+ | εβ$^+$ | |
| $^{130}$Ce | 25 min | 2,2 | 0+ | εβ$^+$ | |
| $^{131}$Ce | 10,2 min | 4,0 | (7/2+) | εβ$^+$ | |
| $^{131m1}$Ce | 5,0 min | 4,0 | (1/2+) | εβ$^+$ | |
| $^{132}$Ce | 3,51 h | 1,29 (εβ$^+$), 2,341 (IT) | 0+ | εβ$^+$ | |
| $^{132m1}$Ce | 13 ms | 2,34 | (8−,9−) | IT | |
| $^{133}$Ce | 97 min | 2,90 | 1/2+ | εβ$^+$ | |
| $^{133m1}$Ce | 4,9 h | 2,937 | 9/2− | εβ$^+$ | |
| $^{134}$Ce | 3,16 d | 0,500 | 0+ | ε | |
| $^{135}$Ce | 17,7 h | 2,026 | 1/2(+) | εβ$^+$ | |
| $^{135m1}$Ce | 20 s | 0,446 | 11/2(−) | IT | |
| $^{136}$Ce | stabil $^{2ε}$ | | 0+ | | 000,19 |
| $^{137}$Ce | 9,0 h | 1,222 | 3/2+ | εβ$^+$ | |
| $^{137m1}$Ce | 34,4 h | 0,254 (IT), 1,476 (εβ$^+$) | 11/2− | IT = 99,22, εβ$^+$ = 0,78 | |
| $^{138}$Ce | stabil $^{2ε}$ | | 0+ | | 000,25 |
| $^{138m1}$Ce | 8,65 ms | 2,129 (IT) | 7− | IT | |
| $^{139}$Ce | 137,640 d | 0,278 | 3/2+ | ε | |
| $^{139m1}$Ce | 54,8 s | 0,754 | 11/2− | IT | |
| $^{140}$Ce | stabil $^{SF}$ | | 0+ | | 088,48 |
| $^{141}$Ce | 32,501 d | 0,581 | 7/2− | β$^−$ | |
| $^{142}$Ce | 5·10$^{16}$ a | | | α = ?, 2β = ? | 011,08 |
| $^{143}$Ce | 33,039 h | 1,462 | 3/2− | β$^−$ | |
| $^{144}$Ce | 284,893 d | 0,319 | 0+ | β$^−$ | |
| $^{145}$Ce | 3,01 min | 2,54 | (3/2)− | β$^−$ | |
| $^{146}$Ce | 13,52 min | 1,04 | 0+ | β$^−$ | |
| $^{147}$Ce | 56,4 s | 3,29 | (5/2−) | β$^−$ | |
| $^{148}$Ce | 56 s | 2,06 | 0+ | β$^−$ | |
| $^{149}$Ce | 5,3 s | 4,19 | (3/2−) | β$^−$ | |
| $^{150}$Ce | 4,0 s | 3,01 | 0+ | β$^−$ | |
| $^{151}$Ce | 1,02 s | 5,4 | | β$^−$ | |
| $^{152}$Ce | 1,4 s | 4,5 | 0+ | β$^−$ | |

## $_{59}$ Praseodym

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{124}$Pr | 1,2 s | 11,6 (εβ$^+$), 8,3 (εp) | | εβ$^+$ ≈ 100, εp = ? | |
| $^{125}$Pr | 3,3 s | | | εβ$^+$ | |
| $^{126}$Pr | 3,14 s | 10,4 (εβ$^+$), 6,3 (εp) | (3,4,5) | εβ$^+$ ≈ 100, εp = ? | |
| $^{127}$Pr | 4,2 s | 7,5 | (11/2−) | εβ$^+$ | |
| $^{128}$Pr | 3,1 s | 9,3 (εβ$^+$), 4,5 (εp) | 4,5,6 | εβ$^+$ ≈ 100, εp = ? | |
| $^{129}$Pr | 30 s | 6,3 | (3/2+) | εβ$^+$ | |
| $^{130}$Pr | 40,0 s | 8,1 | | εβ$^+$ | |
| $^{131}$Pr | 1,53 min | 5,25 | (3/2+) | εβ$^+$ | |
| $^{131m1}$Pr | 5,7 s | 0,125 (IT), 5,402 (εβ$^+$) | (11/2−) | IT = 95, εβ$^+$ = 5 | |
| $^{132}$Pr | 1,6 min | 7,1 | | εβ$^+$ | |
| $^{133}$Pr | 6,5 min | 4,3 | (3/2+) | εβ$^+$ | |
| $^{134}$Pr | 17 min | 6,2 | 2− | εβ$^+$ | |
| $^{134m1}$Pr | 11 min | 6,2 | (5−) | εβ$^+$ | |
| $^{135}$Pr | 24 min | 3,72 | 3/2(+) | εβ$^+$ | |
| $^{136}$Pr | 13,1 min | 5,126 | 2+ | εβ$^+$ | |
| $^{137}$Pr | 1,28 h | 2,702 | 5/2+ | εβ$^+$ | |
| $^{138}$Pr | 1,45 min | 4,437 | 1+ | εβ$^+$ | |
| $^{138m1}$Pr | 2,12 h | 4,801 | 7− | εβ$^+$ | |
| $^{139}$Pr | 4,41 h | 2,129 | 5/2+ | εβ$^+$ | |
| $^{140}$Pr | 3,39 min | 3,388 | 1+ | εβ$^+$ | |
| $^{141}$Pr | stabil $^{SF}$ | | 5/2+ | | 100 |
| $^{142}$Pr | 19,12 h | 2,162 (β$^−$), 0,745 (εβ$^+$) | 2− | β$^−$ ≈ 100, ε = 0,0164 | |
| $^{142m1}$Pr | 14,6 min | 0,004 | 5− | IT | |
| $^{143}$Pr | 13,57 d | 0,934 | 7/2+ | β$^−$ | |
| $^{144}$Pr | 17,28 min | 2,997 | 0− | β$^−$ | |
| $^{144m1}$Pr | 7,2 min | 0,059 (IT), 3,056 (β$^−$) | 3− | IT ≈ 100, β$^−$ = 0,07 | |
| $^{145}$Pr | 5,984 h | 1,805 | 7/2+ | β$^−$ | |
| $^{146}$Pr | 24,15 min | 4,20 | (2)− | β$^−$ | |
| $^{147}$Pr | 13,4 min | 2,69 | (3/2+) | β$^−$ | |
| $^{148}$Pr | 2,27 min | 4,93 | 1− | β$^−$ | |
| $^{148m1}$Pr | 2,0 min | 5,02 | (4) | β$^−$ | |
| $^{149}$Pr | 2,26 min | 3,397 | (5/2+) | β$^−$ | |
| $^{150}$Pr | 6,19 s | 5,69 | (1)− | β$^−$ | |
| $^{151}$Pr | 18,90 s | 4,1 | (3/2−) | β$^−$ | |
| $^{152}$Pr | 3,63 s | 6,4 | (4−) | β$^−$ | |
| $^{153}$Pr | 4,28 s | 5,5 | | β$^−$ | |
| $^{154}$Pr | 2,3 s | 7,9 | (3+, 2+) | β$^−$ | |

## $_{60}$ Neodym

| Iso­top | Halbwerts­zeit | Zerfallsenergie (MeV) | Spin / Parität | Zerfallsart(en) (%) | NH (%) |
| $^{127}$Nd | 1,8 s | 9,0 (εβ$^+$), 8,0 (εp) | | εβ$^+$ ≈ 100, εp = ? | |
| $^{128}$Nd | 4 s | 6,1 | 0+ | εβ$^+$ ≈ 100, εp = ? | |
| $^{129}$Nd | 7 s | 7,8 (εβ$^+$), 6,11 (εp) | (5/2+) | εβ$^+$ ≈ 100, εp = ? | |
| $^{130}$Nd | 28 s | 5,0 | 0+ | εβ$^+$ | |
| $^{131}$Nd | 27 s | 6,56 (εβ$^+$), 4,3 (εp) | (5/2) | εβ$^+$ ≈ 100, εp = ? | |
| $^{132}$Nd | 1,75 min | 3,7 | 0+ | β$^+$ | |
| $^{133}$Nd | 70 s | 5,6 | (7/2+) | εβ$^+$ | |
| $^{133m1}$Nd | 70 s | | (1/2)+ | εβ$^+$ = ?, IT = ? | |
| $^{134}$Nd | 8,5 min | 2,77 | 0+ | εβ$^+$ | |
| $^{134m1}$Nd | 410 µs | 2,293 | (8)− | | |
| $^{135}$Nd | 12,4 min | 4,80 | 9/2(−) | εβ$^+$ | |
| $^{135m1}$Nd | 5,5 min | 4,856 | (1/2+) | εβ$^+$ | |
| $^{136}$Nd | 50,65 min | 2,21 | 0+ | εβ$^+$ | |
| $^{137}$Nd | 38,5 min | 3,69 | 1/2+ | εβ$^+$ | |
| $^{137m1}$Nd | 1,60 s | 0,52 | 11/2− | IT | |
| $^{138}$Nd | 5,04 h | 1,10 | 0+ | ε | |
| $^{139}$Nd | 29,7 min | 2,79 | 3/2+ | εβ$^+$ | |
| $^{139m1}$Nd | 5,50 h | 3,021 (εβ$^+$), 0,231 (IT) | 11/2− | εβ$^+$ = 88,2, IT = 11,8 | |
| $^{140}$Nd | 3,37 d | 0,222 | 0+ | ε | |
| $^{140m1}$Nd | 0,6 ms | 2,221 | 7− | IT | |
| $^{141}$Nd | 2,49 h | 1,823 | 3/2+ | εβ$^+$ | |
| $^{141m1}$Nd | 62,0 s | 0,757 (IT), 2,580 (εβ$^+$) | 11/2− | IT > 99,95, εβ$^+$ < 0,05 | |
| $^{142}$Nd | stabil $^{SF}$ | | 0+ | | 027,13 |
| $^{143}$Nd | stabil $^α$ | | 7/2− | | 012,18 |
| $^{144}$Nd | 2,29·10$^{15}$ a | 1,905 | 0+ | α | 023,80 |
| $^{145}$Nd | stabil $^α$ | | 7/2− | | 008,30 |
| $^{146}$Nd | stabil $^{α,2β}$ | | 0+ | | 017,19 |
| $^{147}$Nd | 10,98 d | 0,896 | 5/2− | β$^−$ | |
| $^{148}$Nd | stabil $^{α,2β}$ | | 0+ | | 005,76 |
| $^{149}$Nd | 1,728 h | 1,691 | 5/2− | β$^−$ | |
| $^{150}$Nd | 1,1·10$^{19}$ a | 3,367 | 0+ | 2β$^−$ = ? | 005,64 |
| $^{151}$Nd | 12,44 min | 2,442 | 3/2+ | β$^−$ | |
| $^{152}$Nd | 11,4 min | 1,11 | 0+ | β$^−$ | |
| $^{153}$Nd | 31,6 s | 3,60 | (3/2)− | β$^−$ | |
| $^{154}$Nd | 25,9 s | 2,74 | 0+ | β$^−$ | |
| $^{155}$Nd | 8,9 s | 5,0 | | β$^−$ | |
| $^{156}$Nd | 5,47 s | 4,1 | 0+ | β$^−$ | |

## Quellen

* ↑ Datenquelle
Siehe auch Liste der Isotope#Weblinks
bis 10 ∙ 11 bis 20 ∙ 21 bis 30 ∙ 31 bis 40 ∙ 41 bis 50 ∙ 51 bis 60 ∙ 61 bis 70 ∙ 71 bis 80 ∙ 81 bis 90 ∙ 91 bis 100 ∙ ab 101