Manganese Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
44Mn | 44.00687 (54) |
| <105 | ns | 6,400 (500) | 7,480 (11) | p ? |
|
45Mn | 44.99451 (32) |
| <70 | ns | -5,110 (300) | 7,750 (7) | p ? |
|
46Mn | 45.98672 (12) |
| 37 | ms | -12,370 (110) | 7,915 (2) | B+ | 100 |
47Mn | 46.97610 (17) |
| 100 | ms | -22,260 (160) | 8,129 (3) | B+ | 100 |
48Mn | 47.96852 (12) |
| 158.1 | ms | -29,320 (110) | 8,275 (2.3) | B+ | 100 |
49Mn | 48.959618 (26) |
| 382 | ms | -37,616 (24) | 8,439.8 (4.9) | B+ | 100 |
50Mn | 49.9542382 (11) |
| 283.9 | ms | -42,626.8 (1) | 8,532.68 (2.1) | B+ | 100 |
51Mn | 50.9482108 (11) |
| 46.2 | m | -48,241.3 (1) | 8,633.72 (2) | B+ | 100 |
52Mn | 51.9455655 (21) |
| 5.591 | d | -50,705.4 (2) | 8,670.29 (3.8) | B+ | 100 |
53Mn | 52.94129012 (88) |
| 3.7 | My | -54,687.90 (82) | 8,734.13 (1.5) | EC | 100 |
54Mn | 53.9403589 (14) |
| 312.03 | d | -55,555.4 (1.3) | 8,737.92 (2.3) | EC | 100 |
55Mn | 54.93804514 (73) | 100 | stable |
| -57,710.58 (68) | 8,764.99 (1.2) |
|
|
56Mn | 55.93890491 (74) |
| 2.5789 | h | -56,909.71 (69) | 8,738.30 (1.2) | B- | 100 |
57Mn | 56.9382854 (20) |
| 85.4 | s | -57,486.8 (1.8) | 8,736.72 (3.2) | B- | 100 |
58Mn | 57.939982 (32) |
| 3 | s | -55,907 (30) | 8,698.0 (5.2) | B- | 100 |
59Mn | 58.940440 (32) |
| 4.59 | s | -55,480 (30) | 8,680.1 (5.1) | B- | 100 |
60Mn | 59.942911 (92) |
| 51 | s | -53,178 (86) | 8,632 (1.4) | B- | 100 |
61Mn | 60.94465 (24) |
| 670 | ms | -51,560 (230) | 8,596 (3.7) | B- | 100 |
62Mn | 61.94843 (24) |
| 671 | ms | -48,040 (220) | 8,531 (3.6) | B- | 100 |
63Mn | 62.95024 (28) |
| 275 | ms | -46,350 (260) | 8,497 (4.1) | B- | 100 |
64Mn | 63.95425 (29) |
| 88.8 | ms | -42,620 (270) | 8,432 (4.2) | B- | 100 |
65Mn | 64.95634 (58) |
| 92 | ms | -40,670 (540) | 8,396 (8.3) | B- | 100 |
66Mn | 65.96108 (43) |
| 64.4 | ms | -36,250 (400) | 8,324 (6) | B- | 100 |
67Mn | 66.96414 (54) |
| 45 | ms | -33,400 (500) | 8,278 (8) | B- | 100 |
68Mn | 67.96930 (64) |
| 28 | ms | -28,600 (600) | 8,204 (9) | B- | 100 |
69Mn | 68.97284 (86) |
| 14 | ms | -25,300 (800) | 8,160 (12) | B- | 100 |
46mMn | 45.98672 (12) |
| 1 | ms | -12,370 (110) | 7,915 (2) | B+ ? |
|
50mMn | 49.9542382 (11) |
| 1.75 | m | -42,626.8 (1) | 8,532.68 (2.1) | B+ | 100 |
52mMn | 51.9455655 (21) |
| 21.1 | m | -50,705.4 (2) | 8,670.29 (3.8) | B+ | 98.25 5 |
58mMn | 57.939982 (32) |
| 65.2 | s | -55,907 (30) | 8,698.0 (5.2) | B- | ? |
60mMn | 59.942911 (92) |
| 1.77 | s | -53,178 (86) | 8,632 (1.4) | B- | 88.5 8 |
62mMn | 61.94843 (24) |
| 92 | ms | -48,040 (220) | 8,531 (3.6) | B- | 100 |
64mMn | 63.95425 (29) |
| >100 | us | -42,620 (270) | 8,432 (4.2) | IT | 100 |
Data Source: ENSDF March 2005
©Radiochemistry Society 2005