Copper Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
52Cu | 51.99718 (28) |
|
|
| -2,630 (260) | 7,686 (5) | p ? |
|
53Cu | 52.98555 (28) |
| <300 | ns | -13,460 (260) | 7,897 (5) | p ? |
|
54Cu | 53.97671 (23) |
| <75 | ns | -21,690 (210) | 8,053 (4) | p ? |
|
55Cu | 54.96605 (32) |
| 40 | ms | -31,620 (300) | 8,234 (5) | B+ ? |
|
56Cu | 55.95856 (15) |
| 93 | ms | -38,600 (140) | 8,355 (2) | B+ | 100 |
57Cu | 56.949211 (17) |
| 196.3 | ms | -47,310 (16) | 8,503.3 (2.8) | B+ | 100 |
58Cu | 57.9445385 (17) |
| 3.204 | s | -51,662.1 (1.6) | 8,570.87 (2.7) | B+ | 100 |
59Cu | 58.93949803 (84) |
| 81.5 | s | -56,357.22 (79) | 8,641.98 (1.3) | B+ | 100 |
60Cu | 59.9373650 (18) |
| 23.7 | m | -58,344.1 (1.7) | 8,665.59 (2.8) | B+ | 100 |
61Cu | 60.9334578 (11) |
| 3.333 | h | -61,983.64 (98) | 8,715.51 (1.6) | B+ | 100 |
62Cu | 61.9325837 (44) |
| 9.673 | m | -62,797.8 (4.1) | 8,718.25 (6.6) | B+ | 100 |
63Cu | 62.92959747 (64) | 69.17 (3) | stable |
| -65,579.53 (60) | 8,752.134 (9) |
|
|
64Cu | 63.92976418 (64) |
| 12.7 | h | -65,424.24 (60) | 8,739.070 (9) | B+ | 61.0 3 |
65Cu | 64.92778949 (73) | 30.83 (3) | stable |
| -67,263.66 (68) | 8,757.10 (1) |
|
|
66Cu | 65.92886881 (73) |
| 5.12 | m | -66,258.27 (68) | 8,731.47 (1) | B- | 100 |
67Cu | 66.9277303 (13) |
| 61.83 | h | -67,318.8 (1.2) | 8,737.45 (1.8) | B- | 100 |
68Cu | 67.9296109 (17) |
| 31.1 | s | -65,567.0 (1.6) | 8,701.89 (2.3) | B- | 100 |
69Cu | 68.9294293 (15) |
| 2.85 | m | -65,736.2 (1.4) | 8,695.20 (2) | B- | 100 |
70Cu | 69.9323923 (17) |
| 44.5 | s | -62,976.1 (1.6) | 8,646.86 (2.3) | B- | 100 |
71Cu | 70.9326768 (16) |
| 19.4 | s | -62,711.1 (1.5) | 8,635.02 (2.1) | B- | 100 |
72Cu | 71.9358203 (15) |
| 6.6 | s | -59,783.0 (1.4) | 8,586.53 (1.9) | B- | 100 |
73Cu | 72.9366753 (42) |
| 4.2 | s | -58,986.6 (3.9) | 8,568.56 (5.4) | B- | 100 |
74Cu | 73.9398749 (66) |
| 1.594 | s | -56,006.2 (6.1) | 8,521.56 (8.3) | B- | 100 |
75Cu | 74.9419 (11) |
| 1.224 | s | -54,120 (980) | 8,490 (13) | B- | 100 |
76Cu | 75.9452750 (72) |
| 641 | ms | -50,976.0 (6.7) | 8,443.53 (8.8) | B- | 100 |
77Cu | 76.94785 (43) |
| 469 | ms | -48,580 (400) | 8,408 (5) | B- | 100 |
78Cu | 77.95196 (43) |
| 342 | ms | -44,750 (400) | 8,354 (5) | B- | 100 |
79Cu | 78.95456 (54) |
| 188 | ms | -42,330 (500) | 8,320 (6) | B- | 100 |
80Cu | 79.96087 (64) |
| 100 | ms | -36,450 (600) | 8,243 (7) | B- ? |
|
68mCu | 67.9296109 (17) |
| 3.75 | m | -65,567.0 (1.6) | 8,701.89 (2.3) | IT | 84 1 |
69mCu | 68.9294293 (15) |
| 360 | ns | -65,736.2 (1.4) | 8,695.20 (2) | IT | 100 |
70mCu | 69.9323923 (17) |
| 33 | s | -62,976.1 (1.6) | 8,646.86 (2.3) | B-~50 |
|
71mCu | 70.9326768 (16) |
| 271 | ns | -62,711.1 (1.5) | 8,635.02 (2.1) | IT | 100 |
72mCu | 71.9358203 (15) |
| 1.76 | us | -59,783.0 (1.4) | 8,586.53 (1.9) | IT | 100 |
76mCu | 75.9452750 (72) |
| 1.27 | s | -50,976.0 (6.7) | 8,443.53 (8.8) | B- | 100 |
70m1Cu | 69.9323923 (17) |
| 6.6 | s | -62,976.1 (1.6) | 8,646.86 (2.3) | B-~95 |
|
Data Source: ENSDF March 2005
©Radiochemistry Society 2005