Isotop amerisium
Daftar isotop

| Nuklida | Z> Energi eksitasi | N> Energi eksitasi | Massa isotop (Da) > Energi eksitasi | Waktu paruh | Modepeluruhan | Isotopanak | Spin dan paritas |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 223Am | 95 | 128 |  | 5,2(+12,0-4,4) mdtk | α | 219Np |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 229Am | 95 | 134 | 229,04525(9) | 1,8(1,5) dtk | α | 225Np |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 230Am | 95 | 135 | 230,04609(14)# | 32(+22-9) dtk | β+ (64,7%) | 230Pu |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 230Am | 95 | 135 | 230,04609(14)# | 32(+22-9) dtk | β+, SF (35,3%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 232Am | 95 | 137 | 232,04659(32)# | 79(2) dtk | β+ (98%) | 232Pu |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 232Am | 95 | 137 | 232,04659(32)# | 79(2) dtk | α (2%) | 228Np |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 232Am | 95 | 137 | 232,04659(32)# | 79(2) dtk | β+, SF (0,069%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 233Am | 95 | 138 | 233,04635(11)# | 3,2(8) mnt | β+ | 233Pu |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 233Am | 95 | 138 | 233,04635(11)# | 3,2(8) mnt | α | 229Np |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 234Am | 95 | 139 | 234,04781(22)# | 2,32(8) mnt | β+ (99,95%) | 234Pu |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 234Am | 95 | 139 | 234,04781(22)# | 2,32(8) mnt | α (0,04%) | 230Np |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 234Am | 95 | 139 | 234,04781(22)# | 2,32(8) mnt | β+, SF (0,0066%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 235Am | 95 | 140 | 235,04795(13)# | 9,9(5) mnt | β+ | 235Pu | 5/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 235Am | 95 | 140 | 235,04795(13)# | 9,9(5) mnt | α (langka) | 231Np | 5/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 236Am | 95 | 141 | 236,04958(11)# | 3,6(1) mnt | β+ | 236Pu |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 236Am | 95 | 141 | 236,04958(11)# | 3,6(1) mnt | α | 232Np |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 237Am | 95 | 142 | 237,05000(6)# | 73,0(10) mnt | β+ (99,97%) | 237Pu | 5/2(−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 237Am | 95 | 142 | 237,05000(6)# | 73,0(10) mnt | α (0,025%) | 233Np | 5/2(−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 238Am | 95 | 143 | 238,05198(5) | 98(2) mnt | β+ | 238Pu | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 238Am | 95 | 143 | 238,05198(5) | 98(2) mnt | α (10−4%) | 234Np | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 238mAm | 2500(200)# keV | 2500(200)# keV | 2500(200)# keV | 35(10) μdtk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 239Am | 95 | 144 | 239,0530245(26) | 11,9(1) jam | EC (99,99%) | 239Pu | (5/2)− |  |  |  |  |  |  |  |  |  |  |  |  |
| 239Am | 95 | 144 | 239,0530245(26) | 11,9(1) jam | α (0,01%) | 235Np | (5/2)− |  |  |  |  |  |  |  |  |  |  |  |  |
| 239mAm | 2500(200) keV | 2500(200) keV | 2500(200) keV | 163(12) ndtk |  |  | (7/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 240Am | 95 | 145 | 240,055300(15) | 50,8(3) jam | β+ | 240Pu | (3−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 240Am | 95 | 145 | 240,055300(15) | 50,8(3) jam | α (1,9×10−4%) | 236Np | (3−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 241Am | 95 | 146 | 241,0568291(20) | 432,2(7) thn | α | 237Np | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 241Am | 95 | 146 | 241,0568291(20) | 432,2(7) thn | CD (7,4×10−10%) | 207Tl, 34Si | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 241Am | 95 | 146 | 241,0568291(20) | 432,2(7) thn | SF (4,3×10−10%) | (beberapa) | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 241mAm | 2200(100) keV | 2200(100) keV | 2200(100) keV | 1,2(3) μdtk | SF |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 242Am | 95 | 147 | 242,0595492(20) | 16,02(2) jam | β− (82,7%) | 242Cm | 1− |  |  |  |  |  |  |  |  |  |  |  |  |
| 242Am | 95 | 147 | 242,0595492(20) | 16,02(2) jam | EC (17,3%) | 242Pu | 1− |  |  |  |  |  |  |  |  |  |  |  |  |
| 242m1Am | 48,60(5) keV | 48,60(5) keV | 48,60(5) keV | 141(2) thn | IT (99,54%) | 242Am | 5− |  |  |  |  |  |  |  |  |  |  |  |  |
| 242m1Am | 48,60(5) keV | 48,60(5) keV | 48,60(5) keV | 141(2) thn | α (0,46%) | 238Np | 5− |  |  |  |  |  |  |  |  |  |  |  |  |
| 242m1Am | 48,60(5) keV | 48,60(5) keV | 48,60(5) keV | 141(2) thn | SF (1,5×10−8%) | (beberapa) | 5− |  |  |  |  |  |  |  |  |  |  |  |  |
| 242m2Am | 2200(80) keV | 2200(80) keV | 2200(80) keV | 14,0(10) mdtk |  |  | (2+, 3−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 243Am | 95 | 148 | 243,0613811(25) | 7.370(40) thn | α | 239Np | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 243Am | 95 | 148 | 243,0613811(25) | 7.370(40) thn | SF (3,7×10−9%) | (beberapa) | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 244Am | 95 | 149 | 244,0642848(22) | 10,1(1) jam | β− | 244Cm | (6−)# |  |  |  |  |  |  |  |  |  |  |  |  |
| 244mAm | 86.1(10) keV | 86.1(10) keV | 86.1(10) keV | 26(1) mnt | β− (99,96%) | 244Cm | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 244mAm | 86.1(10) keV | 86.1(10) keV | 86.1(10) keV | 26(1) mnt | EC (0,0361%) | 244Pu | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 245Am | 95 | 150 | 245,066452(4) | 2,05(1) jam | β− | 245Cm | (5/2)+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 246Am | 95 | 151 | 246,069775(20) | 39(3) mnt | β− | 246Cm | (7−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 246m1Am | 30(10) keV | 30(10) keV | 30(10) keV | 25,0(2) mnt | β− (99,99%) | 246Cm | 2(−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 246m1Am | 30(10) keV | 30(10) keV | 30(10) keV | 25,0(2) mnt | IT (0,01%) | 246Am | 2(−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 246m2Am | ~2000 keV | ~2000 keV | ~2000 keV | 73(10) μdtk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 247Am | 95 | 152 | 247,07209(11)# | 23,0(13) mnt | β− | 247Cm | (5/2)# |  |  |  |  |  |  |  |  |  |  |  |  |
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↑  mAm –  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).
↑  
Mode peluruhan:


CD:Peluruhan gugus

EC:Penangkapan elektron

IT:Transisi isomerik

SF:Fisi spontan
↑  ( ) nilai spin –  Menunjukkan spin dengan argumen penempatan yang lemah.
1 2  # –  Nilai yang ditandai # tidak murni berasal dari data eksperimen, tetapi setidaknya sebagian dari tren nuklida tetangga (trends of neighboring nuclides, TNN).
1 2  Isotop yang paling umum