Isotop europium
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 |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 130Eu | 63 | 67 | 129,96357(54)# | 1,1(5) mdtk [0,9(+5−3) mdtk] |  |  | 2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 131Eu | 63 | 68 | 130,95775(43)# | 17,8(19) mdtk |  |  | 3/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 132Eu | 63 | 69 | 131,95437(43)# | 100# mdtk | β+ | 132Sm |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 132Eu | 63 | 69 | 131,95437(43)# | 100# mdtk | p | 131Sm |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 133Eu | 63 | 70 | 132,94924(32)# | 200# mdtk | β+ | 133Sm | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 134Eu | 63 | 71 | 133,94651(21)# | 0,5(2) dtk | β+ | 134Sm |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 134Eu | 63 | 71 | 133,94651(21)# | 0,5(2) dtk | β+, p (langka) | 133Pm |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 135Eu | 63 | 72 | 134,94182(32)# | 1,5(2) dtk | β+ | 135Sm | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 135Eu | 63 | 72 | 134,94182(32)# | 1,5(2) dtk | β+, p | 134Pm | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 136Eu | 63 | 73 | 135,93960(21)# | 3,3(3) dtk | β+ (99,91%) | 136Sm | (7+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 136Eu | 63 | 73 | 135,93960(21)# | 3,3(3) dtk | β+, p (0,09%) | 135Pm | (7+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 136mEu | 0(500)# keV | 0(500)# keV | 0(500)# keV | 3,8(3) dtk | β+ (99,91%) | 136Sm | (3+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 136mEu | 0(500)# keV | 0(500)# keV | 0(500)# keV | 3,8(3) dtk | β+, p (0,09%) | 135Pm | (3+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 137Eu | 63 | 74 | 136,93557(21)# | 8,4(5) dtk | β+ | 137Sm | 11/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 138Eu | 63 | 75 | 137,93371(3) | 12,1(6) dtk | β+ | 138Sm | (6−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 139Eu | 63 | 76 | 138,929792(14) | 17,9(6) dtk | β+ | 139Sm | (11/2)− |  |  |  |  |  |  |  |  |  |  |  |  |
| 140Eu | 63 | 77 | 139,92809(6) | 1,51(2) dtk | β+ | 140Sm | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 140mEu | 210(15) keV | 210(15) keV | 210(15) keV | 125(2) mdtk | IT (99%) | 140Eu | 5−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 140mEu | 210(15) keV | 210(15) keV | 210(15) keV | 125(2) mdtk | β+(1%) | 140Sm | 5−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 141Eu | 63 | 78 | 140,924931(14) | 40,7(7) dtk | β+ | 141Sm | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 141mEu | 96,45(7) keV | 96,45(7) keV | 96,45(7) keV | 2,7(3) dtk | IT (86%) | 141Eu | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 141mEu | 96,45(7) keV | 96,45(7) keV | 96,45(7) keV | 2,7(3) dtk | β+ (14%) | 141Sm | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 142Eu | 63 | 79 | 141,92343(3) | 2,36(10) dtk | β+ | 142Sm | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 142mEu | 460(30) keV | 460(30) keV | 460(30) keV | 1,223(8) mnt | β+ | 142Sm | 8− |  |  |  |  |  |  |  |  |  |  |  |  |
| 143Eu | 63 | 80 | 142,920298(12) | 2,59(2) mnt | β+ | 143Sm | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 143mEu | 389,51(4) keV | 389,51(4) keV | 389,51(4) keV | 50,0(5) µdtk |  |  | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 144Eu | 63 | 81 | 143,918817(12) | 10,2(1) dtk | β+ | 144Sm | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 144mEu | 1127,6(6) keV | 1127,6(6) keV | 1127,6(6) keV | 1,0(1) µdtk |  |  | (8−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 145Eu | 63 | 82 | 144,916265(4) | 5,93(4) hri | β+ | 145Sm | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 145mEu | 716,0(3) keV | 716,0(3) keV | 716,0(3) keV | 490 ndtk |  |  | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 146Eu | 63 | 83 | 145,917206(7) | 4,61(3) hri | β+ | 146Sm | 4− |  |  |  |  |  |  |  |  |  |  |  |  |
| 146mEu | 666,37(16) keV | 666,37(16) keV | 666,37(16) keV | 235(3) µdtk |  |  | 9+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 147Eu | 63 | 84 | 146,916746(3) | 24,1(6) hri | β+ (99,99%) | 147Sm | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 147Eu | 63 | 84 | 146,916746(3) | 24,1(6) hri | α (0,0022%) | 143Pm | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 148Eu | 63 | 85 | 147,918086(11) | 54,5(5) hri | β+ (100%) | 148Sm | 5− |  |  |  |  |  |  |  |  |  |  |  |  |
| 148Eu | 63 | 85 | 147,918086(11) | 54,5(5) hri | α (9,39×10−7%) | 144Pm | 5− |  |  |  |  |  |  |  |  |  |  |  |  |
| 149Eu | 63 | 86 | 148,917931(5) | 93,1(4) hri | EC | 149Sm | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 150Eu | 63 | 87 | 149,919702(7) | 36,9(9) thn | β+ | 150Sm | 5(−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 150mEu | 42,1(5) keV | 42,1(5) keV | 42,1(5) keV | 12,8(1) jam | β− (89%) | 150Gd | 0− |  |  |  |  |  |  |  |  |  |  |  |  |
| 150mEu | 42,1(5) keV | 42,1(5) keV | 42,1(5) keV | 12,8(1) jam | β+ (11%) | 150Sm | 0− |  |  |  |  |  |  |  |  |  |  |  |  |
| 150mEu | 42,1(5) keV | 42,1(5) keV | 42,1(5) keV | 12,8(1) jam | IT (5×10−8%) | 150Eu | 0− |  |  |  |  |  |  |  |  |  |  |  |  |
| 151Eu | 63 | 88 | 150,9198502(26) | 4,62×1018 thn | α | 147Pm | 5/2+ | 0,4781(6) |  |  |  |  |  |  |  |  |  |  |  |
| 151mEu | 196,245(10) keV | 196,245(10) keV | 196,245(10) keV | 58,9(5) µdtk |  |  | 11/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 152Eu | 63 | 89 | 151,9217445(26) | 13,537(6) thn | EC (72,09%), β+ (0,027%) | 152Sm | 3− |  |  |  |  |  |  |  |  |  |  |  |  |
| 152Eu | 63 | 89 | 151,9217445(26) | 13,537(6) thn | β− (27,9%) | 152Gd | 3− |  |  |  |  |  |  |  |  |  |  |  |  |
| 152m1Eu | 45,5998(4) keV | 45,5998(4) keV | 45,5998(4) keV | 9,3116(13) jam | β− (72%) | 152Gd | 0− |  |  |  |  |  |  |  |  |  |  |  |  |
| 152m1Eu | 45,5998(4) keV | 45,5998(4) keV | 45,5998(4) keV | 9,3116(13) jam | β+ (28%) | 152Sm | 0− |  |  |  |  |  |  |  |  |  |  |  |  |
| 152m2Eu | 65,2969(4) keV | 65,2969(4) keV | 65,2969(4) keV | 0,94(8) µdtk |  |  | 1− |  |  |  |  |  |  |  |  |  |  |  |  |
| 152m3Eu | 78,2331(4) keV | 78,2331(4) keV | 78,2331(4) keV | 165(10) ndtk |  |  | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 152m4Eu | 89,8496(4) keV | 89,8496(4) keV | 89,8496(4) keV | 384(10) ndtk |  |  | 4+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 152m5Eu | 147,86(10) keV | 147,86(10) keV | 147,86(10) keV | 96(1) mnt |  |  | 8− |  |  |  |  |  |  |  |  |  |  |  |  |
| 153Eu | 63 | 90 | 152,9212303(26) | Stabil Secara Pengamatan | Stabil Secara Pengamatan | Stabil Secara Pengamatan | 5/2+ | 0,5219(6) |  |  |  |  |  |  |  |  |  |  |  |
| 154Eu | 63 | 91 | 153,9229792(26) | 8,593(4) thn | β− (99,98%) | 154Gd | 3− |  |  |  |  |  |  |  |  |  |  |  |  |
| 154Eu | 63 | 91 | 153,9229792(26) | 8,593(4) thn | EC (0,02%) | 154Sm | 3− |  |  |  |  |  |  |  |  |  |  |  |  |
| 154m1Eu | 145,3(3) keV | 145,3(3) keV | 145,3(3) keV | 46,3(4) mnt | IT | 154Eu | (8−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 154m2Eu | 68,1702(4) keV | 68,1702(4) keV | 68,1702(4) keV | 2,2(1) µdtk |  |  | 2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 155Eu | 63 | 92 | 154,9228933(27) | 4,7611(13) thn | β− | 155Gd | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 156Eu | 63 | 93 | 155,924752(6) | 15,19(8) hri | β− | 156Gd | 0+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 157Eu | 63 | 94 | 156,925424(6) | 15,18(3) jam | β− | 157Gd | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 158Eu | 63 | 95 | 157,92785(8) | 45,9(2) mnt | β− | 158Gd | (1−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 159Eu | 63 | 96 | 158,929089(8) | 18,1(1) mnt | β− | 159Gd | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 160Eu | 63 | 97 | 159,93197(22)# | 38(4) dtk | β− | 160Gd | 1(−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 161Eu | 63 | 98 | 160,93368(32)# | 26(3) dtk | β− | 161Gd | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 162Eu | 63 | 99 | 161,93704(32)# | 10,6(10) dtk | β− | 162Gd |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 163Eu | 63 | 100 | 162,93921(54)# | 6# dtk | β− | 163Gd | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 164Eu | 63 | 101 | 163,94299(64)# | 2# dtk | β− | 164Gd |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 165Eu | 63 | 102 | 164,94572(75)# | 1# dtk | β− | 165Gd | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 166Eu | 63 | 103 | 165,94997(86)# | 400# mdtk | β− | 166Gd |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 167Eu | 63 | 104 | 166,95321(86)# | 200# mdtk | β− | 167Gd | 5/2+# |  |  |  |  |  |  |  |  |  |  |  |  |
Header & footer tabel ini:  view 
↑  mEu –  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

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 3 4  Produk fisi
↑  Diyakini mengalami peluruhan α menjadi 149Pm dengan waktu paruh lebih dari 5,5×1017 tahun