1N-Z N Z A EL O MASS EXCESS BINDING ENERGY/A BETA-DECAY ENERGY ATOMIC MASS (keV) (keV) (keV) (micro-u) -8 20 28 48 Ni x 18397# 503# 7232# 10# B- * 48 019750# 540# -7 21 28 49 Ni x 8998# 401# 7441# 8# B- * 49 009660# 430# -6 22 28 50 Ni x -3791# 261# 7709# 5# B- * 49 995930# 280# -5 23 28 51 Ni x -11439# 261# 7866# 5# B- * 50 987720# 280# -4 24 28 52 Ni x -22654# 84# 8086# 2# B- -20027# 274# 51 975680# 90# -6 23 29 52 Cu x -2627# 261# 7686# 5# B- * 51 997180# 280# -3 25 28 53 Ni x -29370# 158# 8212# 3# B- -15910# 305# 52 968470# 170# -5 24 29 53 Cu x -13460# 261# 7897# 5# B- * 52 985550# 280# -2 26 28 54 Ni 4n -39210.779 50.004 8391.781 0.926 B- -17516# 220# 53 957905.495 53.681 -4 25 29 54 Cu x -21694# 214# 8053# 4# B- -15127# 454# 53 976710# 230# -1 27 28 55 Ni +3n -45335.579 11.017 8497.315 0.200 B- -13711# 298# 54 951330.251 11.827 -3 26 29 55 Cu x -31624# 298# 8234# 5# B- -16702# 390# 54 966050# 320# 0 28 28 56 Ni -pp -53903.674 11.072 8642.709 0.198 B- -15303# 140# 55 942132.022 11.886 -2 27 29 56 Cu x -38601# 140# 8355# 2# B- -12873# 296# 55 958560# 150# 1 29 28 57 Ni -56081.969 1.814 8670.901 0.032 B- -8772.393 15.751 56 939793.526 1.947 -1 28 29 57 Cu 2n-p -47309.576 15.657 8503.274 0.275 B- -14510# 104# 56 949211.078 16.808 2 30 28 58 Ni -60227.694 0.609 8732.041 0.011 B- -8565.639 1.439 57 935342.907 0.653 0 29 29 58 Cu - -51662.055 1.563 8570.869 0.027 B- -9364.361 50.021 57 944538.499 1.677 3 31 28 59 Ni -61155.650 0.608 8736.570 0.010 B- -4798.427 0.502 58 934346.705 0.652 1 30 29 59 Cu -p -56357.224 0.788 8641.981 0.013 B- -9096.724 37.139 58 939498.028 0.845 4 32 28 60 Ni -64472.079 0.607 8780.757 0.010 B- -6127.981 1.573 59 930786.372 0.651 2 31 29 60 Cu - -58344.099 1.686 8665.585 0.028 B- -4156.331 10.656 59 937365.030 1.810 5 33 28 61 Ni -64220.892 0.607 8765.009 0.010 B- -2237.252 1.002 60 931056.033 0.651 3 32 29 61 Cu p2n -61983.640 0.978 8715.507 0.016 B- -5638.160 16.279 60 933457.821 1.050 6 34 28 62 Ni -66746.096 0.597 8794.549 0.010 B- -3948.259 4.058 61 928345.115 0.641 4 33 29 62 Cu - -62797.837 4.101 8718.249 0.066 B- -1626.406 10.813 61 932583.745 4.403 7 35 28 63 Ni -65512.556 0.597 8763.489 0.009 B- 66.975 0.015 62 929669.374 0.641 5 34 29 63 Cu -65579.531 0.597 8752.134 0.009 B- -3366.505 1.554 62 929597.474 0.641 8 36 28 64 Ni -67099.277 0.610 8777.467 0.010 B- -1675.034 0.197 63 927965.959 0.654 6 35 29 64 Cu -65424.243 0.600 8739.070 0.009 B- 579.353 0.682 63 929764.183 0.644 9 37 28 65 Ni -65126.052 0.623 8736.246 0.010 B- 2137.610 0.729 64 930084.304 0.668 7 36 29 65 Cu -67263.661 0.678 8757.096 0.010 B- -1352.063 0.336 64 927789.485 0.728 10 38 28 66 Ni x -66006.285 1.397 8739.508 0.021 B- 251.989 1.555 65 929139.334 1.500 8 37 29 66 Cu -66258.274 0.683 8731.472 0.010 B- 2641.152 1.013 65 928868.813 0.733 11 39 28 67 Ni x -63742.680 2.888 8695.750 0.043 B- 3576.099 3.131 66 931569.414 3.100 9 38 29 67 Cu x -67318.779 1.211 8737.447 0.018 B- 561.662 1.531 66 927730.314 1.300 12 40 28 68 Ni x -63463.815 2.981 8682.466 0.044 B- 2103.220 3.375 67 931868.789 3.200 10 39 29 68 Cu x -65567.035 1.584 8701.890 0.023 B- 4440.185 1.849 67 929610.889 1.700 13 41 28 69 Ni x -59978.648 3.726 8623.099 0.054 B- 5757.564 3.979 68 935610.269 4.000 11 40 29 69 Cu x -65736.213 1.397 8695.203 0.020 B- 2681.760 1.700 68 929429.269 1.500 14 42 28 70 Ni x -59149.870 345.800 8603.377 4.940 B- 3826.257 345.803 69 936500.000 371.231 12 41 29 70 Cu x -62976.127 1.584 8646.861 0.023 B- 6588.522 2.514 69 932392.343 1.700 15 43 28 71 Ni x -55203.797 368.036 8540.304 5.184 B- 7507.330 368.039 70 940736.283 395.102 13 42 29 71 Cu x -62711.127 1.490 8635.022 0.021 B- 4615.771 10.297 70 932676.833 1.600 16 44 28 72 Ni x -53940.319 436.425 8516.242 6.061 B- 5842.680 436.427 71 942092.682 468.521 14 43 29 72 Cu x -59782.999 1.397 8586.525 0.019 B- 8348.381 6.244 71 935820.307 1.500 17 45 28 73 Ni x -49863# 298# 8454# 4# B- 9124# 298# 72 946470# 320# 15 44 29 73 Cu x -58986.595 3.912 8568.557 0.054 B- 6423.748 40.225 72 936675.282 4.200 18 46 28 74 Ni x -48372# 401# 8429# 5# B- 7634# 401# 73 948070# 430# 16 45 29 74 Cu x -56006.205 6.148 8521.562 0.083 B- 9702.678 47.537 73 939874.862 6.600 19 47 28 75 Ni x -43901# 401# 8365# 5# B- 10218# 1057# 74 952870# 430# 17 46 29 75 Cu x -54119.802 978.069 8490.407 13.041 B- 8349.221 980.616 74 941900.000 1050.000 0 20 48 28 76 Ni x -41610# 904# 8331# 12# B- 9366# 904# 75 955330# 970# 18 47 29 76 Cu x -50975.985 6.707 8443.527 0.088 B- 11160.655 80.304 75 945275.026 7.200 0 21 49 28 77 Ni x -36747# 503# 8264# 7# B- 11830# 643# 76 960550# 540# 19 48 29 77 Cu x -48577# 401# 8408# 5# B- 10145# 418# 76 947850# 430# 0 22 50 28 78 Ni x -34298# 1099# 8230# 14# B- 10451# 1170# 77 963180# 1180# 20 49 29 78 Cu x -44749# 401# 8354# 5# B- 12594# 411# 77 951960# 430# 0 21 50 29 79 Cu x -42327# 503# 8320# 6# B- 11092# 566# 78 954560# 540# 0 22 51 29 80 Cu x -36449# 596# 8243# 7# B- 15395# 620# 79 960870# 640#