Meitnerium Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
265Mt | 265.13615 (50) |
| 2 | ms | 126,820 (460) | 7,271 (2) | A ? |
|
266Mt | 266.13730 (37) |
| 1.2 | ms | 127,890 (340) | 7,270 (1) | A | ? |
267Mt | 267.13731 (58) |
| 10 | ms | 127,900 (540) | 7,273 (2) | A ? |
|
268Mt | 268.13873 (34) |
| 53 | ms | 129,220 (320) | 7,271 (1) | A | 100 |
269Mt | 269.13906 (59) |
| 200 | ms | 129,530 (550) | 7,273 (2) | A ? |
|
270Mt | 270.14066 (58) |
| 2 | s | 131,020 (540) | 7,270 (2) | A ? |
|
271Mt | 271.14114 (61) |
| 5 | s | 131,470 (560) | 7,272 (2) | A ? |
|
272Mt | 272.14374 (52) |
| 10 | s | 133,890 (480) | 7,266 (2) | A ? |
|
273Mt | 273.14491 (55) |
| 20 | s | 134,990 (510) | 7,264 (2) | A ? |
|
274Mt | 274.14749 (60) |
| 20 | s | 137,390 (560) | 7,259 (2) | A ? |
|
275Mt | 275.14865 (64) |
| 30 | s | 138,460 (590) | 7,258 (2) | A ? |
|
276Mt | 276.15116 (73) |
| 40 | s | 140,800 (680) | 7,252 (2) | A ? |
|
277Mt | 277.15242 (95) |
| 1 | m | 141,980 (880) | 7,251 (3) | A ? |
|
278Mt | 278.15481 (90) |
| 30 | m | 144,210 (840) | 7,246 (3) | A ? |
|
279Mt | 279.15619 (77) |
| 6 | m | 145,490 (720) | 7,244 (3) | A ? |
|
266mMt | 266.13730 (37) |
| 6 | ms | 127,890 (340) | 7,270 (1) | A | 100 |
268mMt | 268.13873 (34) |
|
|
| 129,220 (320) | 7,271 (1) | A ? |
|
Data Source: ENSDF March 2005
©Radiochemistry Society 2005