Isotop lantanum
Daftar isotop

| Nuklida | Z> Energi eksitasi | N> Energi eksitasi | Massa isotop (Da) > Energi eksitasi | Waktu paruh | Modepeluruhan | Isotopanak | Spin dan paritas | Kelimpahan alami (fraksi mol)> Proporsi normal | Kelimpahan alami (fraksi mol)> Rentang variasi | Catatan |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 117La | 57 | 60 | 116,95007(43)# | 23,5(26) mdtk | β+ | 117Ba | (3/2+, 3/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 117La | 57 | 60 | 116,95007(43)# | 23,5(26) mdtk | p | 116Ba | (3/2+, 3/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 117mLa | 151(12) keV | 151(12) keV | 151(12) keV | 10(5) mdtk |  |  | (9/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 118La | 57 | 61 | 117,94673(32)# | 200# mdtk | β+ | 118Ba |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 119La | 57 | 62 | 118,94099(43)# | 1# dtk | β+ | 119Ba | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 120La | 57 | 63 | 119,93807(54)# | 2,8(2) dtk | β+ | 120Ba |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 120La | 57 | 63 | 119,93807(54)# | 2,8(2) dtk | β+, p | 119Cs |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 121La | 57 | 64 | 120,93301(54)# | 5,3(2) dtk | β+ | 121Ba | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 121La | 57 | 64 | 120,93301(54)# | 5,3(2) dtk | β+, p | 120Cs | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 122La | 57 | 65 | 121,93071(32)# | 8,6(5) dtk | β+ | 122Ba |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 122La | 57 | 65 | 121,93071(32)# | 8,6(5) dtk | β+, p | 121Cs |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 123La | 57 | 66 | 122,92624(21)# | 17(3) dtk | β+ | 123Ba | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 124La | 57 | 67 | 123,92457(6) | 29,21(17) dtk | β+ | 124Ba | (7−, 8−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 124mLa | 100(100)# keV | 100(100)# keV | 100(100)# keV | 21(4) dtk |  |  | low(+#) |  |  |  |  |  |  |  |  |  |  |  |  |
| 125La | 57 | 68 | 124,920816(28) | 64,8(12) dtk | β+ | 125Ba | (11/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 125mLa | 107,0(10) keV | 107,0(10) keV | 107,0(10) keV | 390(40) mdtk |  |  | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 126La | 57 | 69 | 125,91951(10) | 54(2) dtk | β+ | 126Ba | (5)(+#) |  |  |  |  |  |  |  |  |  |  |  |  |
| 126mLa | 210(410) keV | 210(410) keV | 210(410) keV | 20(20) dtk |  |  | (0−, 1−, 2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 127La | 57 | 70 | 126,916375(28) | 5,1(1) mnt | β+ | 127Ba | (11/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 127mLa | 14,8(12) keV | 14,8(12) keV | 14,8(12) keV | 3,7(4) mnt | β+ | 127Ba | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 127mLa | 14,8(12) keV | 14,8(12) keV | 14,8(12) keV | 3,7(4) mnt | IT | 127La | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 128La | 57 | 71 | 127,91559(6) | 5,18(14) mnt | β+ | 128Ba | (5+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 128mLa | 100(100)# keV | 100(100)# keV | 100(100)# keV | <1,4 mnt | IT | 128La | (1+, 2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 129La | 57 | 72 | 128,912693(22) | 11,6(2) mnt | β+ | 129Ba | 3/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 129mLa | 172,1(4) keV | 172,1(4) keV | 172,1(4) keV | 560(50) mdtk | IT | 129La | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 130La | 57 | 73 | 129,912369(28) | 8,7(1) mnt | β+ | 130Ba | 3(+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 131La | 57 | 74 | 130,91007(3) | 59(2) mnt | β+ | 131Ba | 3/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 131mLa | 304,52(24) keV | 304,52(24) keV | 304,52(24) keV | 170(10) μdtk |  |  | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 132La | 57 | 75 | 131,91010(4) | 4,8(2) jam | β+ | 132Ba | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 132mLa | 188,18(11) keV | 188,18(11) keV | 188,18(11) keV | 24,3(5) mnt | IT (76%) | 132La | 6− |  |  |  |  |  |  |  |  |  |  |  |  |
| 132mLa | 188,18(11) keV | 188,18(11) keV | 188,18(11) keV | 24,3(5) mnt | β+ (24%) | 132Ba | 6− |  |  |  |  |  |  |  |  |  |  |  |  |
| 133La | 57 | 76 | 132,90822(3) | 3,912(8) jam | β+ | 133Ba | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 134La | 57 | 77 | 133,908514(21) | 6,45(16) mnt | β+ | 134Ba | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 135La | 57 | 78 | 134,906977(11) | 19,5(2) jam | β+ | 135Ba | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 136La | 57 | 79 | 135,90764(6) | 9,87(3) mnt | β+ | 136Ba | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 136mLa | 255(9) keV | 255(9) keV | 255(9) keV | 114(3) mdtk | IT | 136La | (8)(−#) |  |  |  |  |  |  |  |  |  |  |  |  |
| 137La | 57 | 80 | 136,906494(14) | 6(2)×104 thn | EC | 137Ba | 7/2+ |  |  | punah |  |  |  |  |  |  |  |  |  |
| 138La | 57 | 81 | 137,907112(4) | 1,02(1)×1011 thn | β+ (66,4%) | 138Ba | 5+ | 9,0(1)×10−4 |  |  |  |  |  |  |  |  |  |  |  |
| 138La | 57 | 81 | 137,907112(4) | 1,02(1)×1011 thn | β− (33,6%) | 138Ce | 5+ | 9,0(1)×10−4 |  |  |  |  |  |  |  |  |  |  |  |
| 138mLa | 72,57(3) keV | 72,57(3) keV | 72,57(3) keV | 116(5) ndtk |  |  | (3)+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 139La | 57 | 82 | 138,9063533(26) | Stabil | Stabil | Stabil | 7/2+ | 0,99910(1) |  |  |  |  |  |  |  |  |  |  |  |
| 140La | 57 | 83 | 139,9094776(26) | 1,6781(3) hri | β− | 140Ce | 3− |  |  |  |  |  |  |  |  |  |  |  |  |
| 141La | 57 | 84 | 140,910962(5) | 3,92(3) jam | β− | 141Ce | (7/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 142La | 57 | 85 | 141,914079(6) | 91,1(5) mnt | β− | 142Ce | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 143La | 57 | 86 | 142,916063(17) | 14,2(1) mnt | β− | 143Ce | (7/2)+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 144La | 57 | 87 | 143,91960(5) | 40,8(4) dtk | β− | 144Ce | (3−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 145La | 57 | 88 | 144,92165(10) | 24,8(20) dtk | β− | 145Ce | (5/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 146La | 57 | 89 | 145,92579(8) | 6,27(10) dtk | β− (99,99%) | 146Ce | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 146La | 57 | 89 | 145,92579(8) | 6,27(10) dtk | β−, n (0,007%) | 145Ce | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 146mLa | 130(130) keV | 130(130) keV | 130(130) keV | 10,0(1) dtk | β− | 146Ce | (6−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 147La | 57 | 90 | 146,92824(5) | 4,015(8) dtk | β− (99,96%) | 147Ce | (5/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 147La | 57 | 90 | 146,92824(5) | 4,015(8) dtk | β−, n (0,04%) | 146Ce | (5/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 148La | 57 | 91 | 147,93223(6) | 1,26(8) dtk | β− (99,85%) | 148Ce | (2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 148La | 57 | 91 | 147,93223(6) | 1,26(8) dtk | β−, n (0,15%) | 147Ce | (2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 149La | 57 | 92 | 148,93473(34)# | 1,05(3) dtk | β− (98,6%) | 149Ce | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 149La | 57 | 92 | 148,93473(34)# | 1,05(3) dtk | β−, n (1,4%) | 148Ce | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 150La | 57 | 93 | 149,93877(43)# | 510(30) mdtk | β− (97,3%) | 150Ce | (3+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 150La | 57 | 93 | 149,93877(43)# | 510(30) mdtk | β−, n (2,7%) | 149Ce | (3+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 151La | 57 | 94 | 150,94172(43)# | 300# mdtk [>300 ndtk] | β− | 151Ce | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 152La | 57 | 95 | 151,94625(43)# | 200# mdtk [>300 ndtk] | β− | 152Ce |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 153La | 57 | 96 | 152,94962(64)# | 150# mdtk [>300 ndtk] | β− | 153Ce | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 154La | 57 | 97 | 153,95450(64)# | 100# mdtk | β− | 154Ce |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 155La | 57 | 98 | 154,95835(86)# | 60# mdtk | β− | 155Ce | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
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↑  mLa –  Isomer nuklir tereksitasi.
↑  ( ) –  Ketidakpastian (1σ) diberikan dalam bentuk ringkas dalam tanda kurung setelah digit terakhir yang sesuai.
↑  # –  Massa atom bertanda #: nilai dan ketidakpastian yang diperoleh bukan dari data eksperimen murni, tetapi setidaknya sebagian dari tren dari Permukaan Massa (trends from the Mass Surface, TMS).
↑  Waktu paruh tebal –  hampir stabil, waktu paruh lebih lama dari umur alam semesta.
1 2 3  # –  Nilai yang ditandai # tidak murni berasal dari data eksperimen, tetapi setidaknya sebagian dari tren nuklida tetangga (trends of neighboring nuclides, TNN).
↑  
Mode peluruhan:


EC:Penangkapan elektron

IT:Transisi isomerik

n:Emisi neutron

p:Emisi proton
↑  Simbol miring tebal sebagai anak –  Produk anak hampir stabil.
↑  Simbol tebal sebagai anak –  Produk anak stabil.
↑  ( ) nilai spin –  Menunjukkan spin dengan argumen penempatan yang lemah.
↑  Radionuklida primordial
1 2  Produk fisi
↑  Secara teoritis mampu mengalami fisi spontan