Isotop dubnium
Daftar isotop

| Nuklida | Z> Energi eksitasi | N> Energi eksitasi | Massa isotop (Da) > Energi eksitasi | Waktu paruh | Modepeluruhan | Isotopanak | Spin dan paritas |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 255Db | 105 | 150 | 255,10707(45)# | 37(+51-14) mdtk | α (~50%) | 251Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 255Db | 105 | 150 | 255,10707(45)# | 37(+51-14) mdtk | SF (~50%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 256Db | 105 | 151 | 256,10789(26)# | 1,9(4) dtk [1,6(+5−3) dtk] | α (~64%) | 252Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 256Db | 105 | 151 | 256,10789(26)# | 1,9(4) dtk [1,6(+5−3) dtk] | SF (~0,02%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 256Db | 105 | 151 | 256,10789(26)# | 1,9(4) dtk [1,6(+5−3) dtk] | β+ (~36%) | 256Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 257Db | 105 | 152 | 257,10758(22)# | 1,53(17) dtk [1,50(+19−15) dtk] | α (>94%) | 253Lr | (9/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 257Db | 105 | 152 | 257,10758(22)# | 1,53(17) dtk [1,50(+19−15) dtk] | SF (<6%) | (beberapa) | (9/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 257Db | 105 | 152 | 257,10758(22)# | 1,53(17) dtk [1,50(+19−15) dtk] | β+ (1%) | 257Rf | (9/2+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 257mDb | 140(100)# keV | 140(100)# keV | 140(100)# keV | 0,67(6) dtk | α (>87%) | 253Lr | (1/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 257mDb | 140(100)# keV | 140(100)# keV | 140(100)# keV | 0,67(6) dtk | SF (<13%) | (beberapa) | (1/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 257mDb | 140(100)# keV | 140(100)# keV | 140(100)# keV | 0,67(6) dtk | β+ (1#%) | 257Rf | (1/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 258Db | 105 | 153 | 258,10929(33)# | 4,5(4) dtk | α (64%) | 254Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 258Db | 105 | 153 | 258,10929(33)# | 4,5(4) dtk | β+ (36%) | 258Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 258Db | 105 | 153 | 258,10929(33)# | 4,5(4) dtk | SF (<1%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 258mDb | 60(100)# keV | 60(100)# keV | 60(100)# keV | 1,9(5) dtk | β+ | 258Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 258mDb | 60(100)# keV | 60(100)# keV | 60(100)# keV | 1,9(5) dtk | IT (langka) | 258Db |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 259Db | 105 | 154 | 259,10949(6) | 0,51(16) dtk | α | 255Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 260Db | 105 | 155 | 260,1113(1)# | 1,52(13) dtk | α (>90,4%) | 256Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 260Db | 105 | 155 | 260,1113(1)# | 1,52(13) dtk | SF (<9,6%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 260Db | 105 | 155 | 260,1113(1)# | 1,52(13) dtk | β+ (<2,5%) | 260Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 260mDb | 200(150)# keV | 200(150)# keV | 200(150)# keV | 19 dtk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 261Db | 105 | 156 | 261,11192(12)# | 4,5(1,1) dtk | SF (73%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 261Db | 105 | 156 | 261,11192(12)# | 4,5(1,1) dtk | α (27%) | 257Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 262Db | 105 | 157 | 262,11407(15)# | 35(5) dtk | SF (~67%) | (various) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 262Db | 105 | 157 | 262,11407(15)# | 35(5) dtk | α (~30%) | 258Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 262Db | 105 | 157 | 262,11407(15)# | 35(5) dtk | β+ (3#%) | 262Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 263Db | 105 | 158 | 263,11499(18)# | 29(9) dtk [27(+10−7) dtk] | SF (~56%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 263Db | 105 | 158 | 263,11499(18)# | 29(9) dtk [27(+10−7) dtk] | α (~37%) | 259Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 263Db | 105 | 158 | 263,11499(18)# | 29(9) dtk [27(+10−7) dtk] | β+ (~6.9%) | 263Rf  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 266Db | 105 | 161 | 266,12103(30)# | 80(70) mnt | SF | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 266Db | 105 | 161 | 266,12103(30)# | 80(70) mnt | EC | 266Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 267Db | 105 | 162 | 267,12247(44)# | 4,6(3,7) jam | SF | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 267Db | 105 | 162 | 267,12247(44)# | 4,6(3,7) jam | EC | 267Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 268Db | 105 | 163 | 268,12567(57)# | 30,8(5,0) jam | SF (>99%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 268Db | 105 | 163 | 268,12567(57)# | 30,8(5,0) jam | EC (<1%) | 268Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 268Db | 105 | 163 | 268,12567(57)# | 30,8(5,0) jam | α | 264Lr  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 270Db | 105 | 165 | 270,13136(64)# | 1,0 (+1,5−0,4) jam | SF (~17%) | (beberapa) |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 270Db | 105 | 165 | 270,13136(64)# | 1,0 (+1,5−0,4) jam | α (~83%) | 266Lr |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 270Db | 105 | 165 | 270,13136(64)# | 1,0 (+1,5−0,4) jam | EC (<1%) | 270Rf |  |  |  |  |  |  |  |  |  |  |  |  |  |
Header & footer tabel ini:  view 
↑  mDb –  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:


IT:Transisi isomerik

SF:Fisi spontan
↑  ( ) nilai spin –  Menunjukkan spin dengan argumen penempatan yang lemah.
↑  # –  Nilai yang ditandai # tidak murni berasal dari data eksperimen, tetapi setidaknya sebagian dari tren nuklida tetangga (trends of neighboring nuclides, TNN).
1 2  Keberadaan isomer ini belum dikonfirmasi
↑  Nuklida terberat yang diketahui mengalami peluruhan β+
↑  Tidak disintesis secara langsung, terjadi dalam rantai peluruhan dari 282Nh
↑  Tidak disintesis secara langsung, terjadi dalam rantai peluruhan dari 287Mc
↑  Tidak disintesis secara langsung, terjadi dalam rantai peluruhan dari 288Mc
↑  Tidak disintesis secara langsung, terjadi dalam rantai peluruhan dari 294Ts