 |
4.6 Radioactive elements
4.6.1 Table of nuclides
Table of nuclides
Jump to Element: Zn,
Ga,
Ge,
As,
Se,
Br,
Kr,
Rb,
Sr,
Y
|
Nuclide
Z A
|
Natural
abundance
or half-life |
Decay modes and
major radiations
|
Mass excess
(MeV)
|
σ
(barn)
|
Iπ
|
|
|
|
|
|
|
|
|
|
30 Zn |
57 |
0.04 s |
β+/EC; p |
− 32.7 |
|
|
|
Zn |
59 |
0.184 s |
100% β
+ (93% 8.1); 5%
γ
0.491;
2% γ 0.914 |
− 47.26 |
|
|
|
Zn |
60 |
2.38 min |
96%
β+ (20% 3.08, 70% 2.47);
4% EC; 64% γ 0.670; 26%
γ
0.061;
11% γ 0.273 |
− 54.19 |
|
0 + |
|
Zn
|
61 |
89.1 s |
100%
β+ (66% 4.62);
17% γ 0.475; 8%
γ 1.660;
3% γ 0.970 |
− 56.34 |
|
|
|
Zn |
62 |
9.186 hr |
92% EC; 8% β+ 0.61; 26% γ
0.041;
26% γ 0.597; 15%
γ 0.548 |
− 61.17 |
|
0 + |
|
Zn |
63 |
38.47 min |
93% β
+ (80% 2.35); 7%
EC;
8% γ 0.670; 7%
γ 0.962;
1% γ 1.412 |
− 62.211 |
|
|
|
Zn |
64 |
48.6% |
|
− 66.002 |
0.76 (γ) |
0 + |
|
Zn |
65 |
243.9 d |
99% EC; 1% β+ 0.329;
51% γ 1.116 |
− 65.910 |
|
|
|
Zn |
66 |
27.9% |
|
−68.898 |
0.9 (γ) |
0 + |
|
Zn |
67 |
4.1% |
|
− 67.879 |
7 (γ) |
|
|
Zn |
68 |
18.8% |
|
− 70.006 |
1.0 (γ); 0.07 (γm) |
0
+ |
|
Zn |
69 |
56.4 min |
100%
β− 0.91 |
− 68.417 |
|
|
|
Zn |
69 m |
13.76 hr |
100% IT; 95% γ
0.439 |
− 67.978 |
|
|
|
Zn |
70
|
0.6%
|
|
− 69.561
|
0.08 (γ);
0.009 (γm) |
0 +
|
|
Zn |
71 |
2.45 min |
100%
β− (55% 2.82, 32% 2.31);
32% γ 0.512;
8% γ
0.910;
4% γ 0.390 |
− 67.32 |
|
|
|
Zn |
71 m |
3.96 hr |
100%
β− (89% 1.48); 93% γ
0.386;
62% γ 0.487; 57%
γ 0.620 |
− 67.17 |
|
|
|
Zn |
72 |
46.5 hr |
100%
β− (85% 0.30); 83% γ
0.145;
9% γ 0.192; 8%
γ 0.016 |
− 68.131 |
|
0 + |
|
Zn |
73 |
23.5 s |
100%
β− (89% 4.3); 6% γ
0.218;
2% γ 0.911; 1%
γ 0.496 |
− 65.41 |
|
|
|
Zn |
73 m |
5.8 s |
β−; IT |
− 65.22 |
|
|
|
Zn |
74 |
96 s |
100%
β− (25% 2.2, 46% 2.1,
23% 1.5); 70% γ 0.057; 33%
γ
0.094; 22% γ 0.144 |
− 65.71 |
|
0 + |
|
Zn |
75 |
10.2 s |
β− |
− 62.53 |
|
|
|
Zn |
76 |
5.7 s |
β− |
− 62.3 |
|
0 + |
|
Zn |
77 |
2.08 s |
100% β
− (3% 7.3); 28% γ
0.189;
20% γ 0.474; 12%
γ 1.832 |
− 58.8 |
|
|
|
Zn |
77 m |
1.05 s |
β−; IT |
− 58.0 |
|
|
|
Zn |
78 |
1.5 s |
100%
β− (38% 5.6); 44% γ
0.225;
28% γ 0.182; 25%
γ 0.860 |
− 57.7 |
|
0 + |
|
Zn |
79 |
1.0 s |
β− |
− 53.8 |
|
|
|
Zn |
80 |
0.55 s |
100%
β− (6% 6.6, 36% 5.9,
21% 5.2); 1% n; 45% γ
0.713;
34% γ 0.715; 16%
γ 0.965 |
− 51.9 |
|
0 + |
|
| top | |
|
|
|
|
|
|
|
31 Ga |
62 |
0.116 s |
100%
β+ 8.1 |
− 52.00 |
|
0 + |
|
Ga |
63 |
32.4 s |
100%
β+ (55%
4.5);
11% γ 0.637; 10%
γ
0.627;
6% γ 0.193 |
− 56.7 |
|
|
|
Ga |
64 |
2.63 min |
100%
β+ (34% 6.14, 26% 2.96,
25% 2.78); 43% γ 0.992; 14%
γ
0.808;
13% γ 3.366 |
− 58.837 |
|
0 + |
|
Ga |
65 |
15.2 min |
89%
β+ (3% 2.23, 57% 2.12);
11% EC; 50% γ
0.115;
10% γ 0.061; 8%
γ 0.153 |
− 62.654 |
|
|
|
Ga |
66 |
9.49 hr |
56%
β+ (50% 4.15); 44% EC;
37% γ 1.039;
23% γ 2.752;
6% γ 0.833 |
− 63.724 |
|
0 + |
|
Ga |
67 |
3.261 d |
100% EC; 39% γ
0.093;
21% γ 0.185; 17%
γ 0.300 |
− 66.878 |
|
|
|
Ga |
68 |
67.63 min |
89%
β+ (88% 1.90); 11% EC;
3% γ
1.077 |
− 67.085 |
|
1 + |
|
Ga |
69 |
60.11% |
|
− 69.332 |
1.7 (γ) |
|
|
Ga |
70 |
21.14 min |
100%
β− (99% 1.66); 1% γ
1.039 |
− 68.905 |
|
1 + |
|
Ga |
71 |
39.89% |
|
− 70.139 |
4.7 (γ) |
|
|
Ga |
72 |
14.10 hr |
100%
β− (10% 3.16, 28% 0.96,
22% 0.67); 96% γ 0.834; 26%
γ
2.202;
25% γ 0.630 |
−68.589 |
|
3 − |
|
Ga |
73 |
4.86 hr |
100% β
− (7% 1.52, 79% 1.23);
80% γ 0.297;
11% γ
0.326;
4% γ 0.739 |
− 69.705 |
|
|
|
Ga |
74 |
8.12 min |
100%
β− (5% 4.8, 50%
2.4);
91% γ 0.596; 45%
γ
2.354;
14% γ 0.608 |
− 68.06 |
|
|
|
Ga |
74 m |
9.5 s |
100% IT; 75% γ
0.057 |
− 68.00 |
|
|
|
Ga |
75 |
126 s |
β− |
− 68.466 |
|
|
|
Ga |
76 |
29.1 s |
100%
β− (14% 6.2); 66% γ
0.563;
26% γ 0.546; 16%
γ 1.108 |
− 66.4 |
|
|
|
Ga |
77 |
13.2 s |
β− |
− 66.3 |
|
|
|
Ga |
78 |
5.09 s |
100%
β− (12% 7.6, 13% 5.5);
77% γ 0.619;
20% γ
1.186;
18% γ 0.567 |
− 63.6 |
|
|
|
Ga |
79 |
3.0 s |
100%
β− (9% 6.8, 13% 4.6);
24% γ 0.465; 22%
γ 0.516;
13% γ 1.187 |
− 62.7 |
|
|
|
Ga |
80 |
1.70 s |
100%
β− (18% 10.4); 1% n;
78% γ 0.659;
48% γ 1.083;
19% γ 1.109 |
− 59.4 |
|
|
|
Ga |
81 |
1.23 s |
100%
β− (4% 8.3, 9% 4.3); 12% n;
37% γ 0.216; 22%
γ 0.828;
18% γ 0.711 |
− 58.0 |
|
|
|
Ga |
82 |
0.602 s |
β−; 20% n |
− 53.4 |
|
|
|
Ga |
83 |
0.31 s |
β−; 54% n |
− 49.7 |
|
|
|
| top | |
|
|
|
|
|
|
|
32 Ge |
61 |
0.04 s |
β+/EC; 80% p |
− 37.9 |
|
|
|
Ge |
64 |
64 s |
82%
β+ (18% 3.3, 41% 3.0);
18% EC; 37% γ 0.427; 17%
γ 0.667; 11%
γ 0.128 |
− 54.4 |
|
0 + |
|
Ge |
65 |
30.9 s |
100%
β+ (15% 5.22, 24% 5.16,
29% 4.57); 28% γ 0.650;
22%
γ 0.062; 18% γ 0.809
|
− 56.4 |
|
|
|
Ge |
66 |
2.26 hr |
76% EC; 24% β+ (7%
1.04);
29% γ 0.044; 28%
γ 0.382;
10% γ 0.273 |
− 61.62 |
|
0 + |
|
Ge |
67 |
18.9 min |
90%
β+ (74% 3.03); 10% EC;
84% γ 0.167;
5% γ
1.473;
3%
γ 0.911 |
− 62.656 |
|
|
|
Ge |
68 |
270.8 d |
100% EC |
− 66.978 |
|
0 + |
|
Ge |
69 |
39.05 hr |
76% EC; 24% β+ (21%
1.20);
36% γ 1.107; 13%
γ 0.574;
12% γ 0.872 |
− 67.097 |
|
|
|
Ge |
70 |
21.23% |
|
− 70.561 |
3.2 (γ); 0.3 (γm) |
0 + |
|
Ge |
71 |
11.43 d |
100% EC |
− 69.906 |
|
|
|
Ge |
71 m |
0.020 s |
100% IT; 91% γ 0.175
|
− 69.708 |
|
|
|
Ge |
72 |
27.66% |
|
− 72.583 |
1.0 (γ) |
0 + |
|
Ge |
73 |
7.73% |
|
− 71.295 |
15 (γ) |
|
|
Ge |
73 m |
0.50 s |
100% IT; 10% γ 0.054
|
− 71.228 |
|
|
|
Ge |
74 |
35.94% |
|
− 73.423 |
0.3 (γ); 0.17 (γm) |
0 + |
|
Ge |
75 |
82.78 min |
100%
β− (87% 1.18); 11% γ
0.265;
1% γ 0.199 |
− 71.858 |
|
|
|
Ge |
75 m |
47.7 s |
100% IT; 39% γ
0.140 |
− 71.718 |
|
|
|
Ge |
76 |
7.44% |
|
− 73.214 |
0.06 (γ); 0.10 (γm) |
0 + |
|
Ge |
77 |
11.30 hr |
100%
β− (6% 2.5, 21% 2.1);
54% γ 0.264; 31%
γ 0.211;
29% γ 0.216 |
− 71.216 |
|
|
|
Ge |
77 m |
52.9 s |
79%
β− (57% 2.86, 21% 2.65);
21% IT; 21% γ 0.216;
11% γ 0.160 |
− 71.056 |
|
|
|
Ge |
78 |
88 min |
100%
β− (96% 0.68);
96% γ 0.277; 4%
γ 0.294 |
− 71.863 |
|
0 + |
|
Ge |
79 |
19.1 s |
100% β
− (60% 4.1, 22% 4.0);
21% γ 0.110;
9% γ
1.506;
3% γ 0.100 |
− 69.5 |
|
|
|
Ge |
79 m |
39.0 s |
96%
β− ; 4% IT; 3% γ
0.186
|
− 69.3 |
|
|
|
Ge |
80 |
29.5 s |
100%
β− (65% 2.8, 27% 2.5);
27% γ 0.265;
7% γ
0.110;
5% γ 1.564 |
− 69.38 |
|
0 + |
|
Ge |
81 |
7.6 s |
β− |
− 66.3 |
|
|
|
Ge |
81 m |
7.6 s |
β− |
− 65.6 |
|
|
|
Ge |
82 |
4.6 s |
β− |
− 65.4 |
|
0 + |
|
Ge |
83 |
1.85 s |
β− |
− 61.1 |
|
|
|
Ge |
84 |
1.2 s |
β− |
− 58.2 |
|
0 + |
|
Nuclide
Z A
|
Natural
abundance
or half-life |
Decay modes and
major radiations
|
Mass excess
(MeV)
|
σ
(barn)
|
Iπ
|
|
|
|
|
|
|
|
|
|
| top | |
|
|
|
|
|
|
|
33 As |
66 |
0.0958 s |
β+/EC |
− 52.07 |
|
|
|
As |
67 |
42.5 s |
100%
β+ (39% 5.0); 19% γ
0.123;
9%
γ 0.121; 8% γ
0.244 |
− 56.65 |
|
|
|
As |
68 |
151.6 s |
100%
β+ (5% 6.1, 36% 4.6);
78% γ
1.016; 34% γ 0.762;
32%
γ 0.651 |
− 58.88 |
|
3 |
|
As |
69 |
15.2 min |
94%
β+ (73% 3.0); 6% EC;
11% γ
0.233; 5% γ 0.146;
3% γ 0.087 |
− 63.08 |
|
|
|
As |
70 |
52.6 min |
88%
β+ (9% 2.75, 30% 2.15,
35% 2.14); 12% EC; 81% γ
1.040; 22%
γ 0.668, 22% γ 1.114
|
− 64.34 |
|
4 |
|
As |
71 |
65.28 hr |
72% EC; 28% β+ 0.82;
82%
γ 0.175; 4% γ
0.500;
4%
γ 1.095 |
− 67.894 |
|
|
|
As |
72 |
26.0 hr |
88%
β+ (16% 3.33, 64% 2.50);
12% EC; 80%
γ 0.834;
8%
γ 0.630; 1% γ 1.464
|
−68.228 |
|
2 − |
|
As |
73 |
80.30 d |
100% EC; (100% m);
10% γ (m)
0.053 |
− 70.955 |
|
|
|
As |
74 |
17.77 d |
37% EC; 29% β+ (3%
1.54,
26% 0.94);
34% β− (19% 1.35);
59% γ
0.596; 15% γ 0.635 |
−70.861 |
|
2 − |
|
As |
75 |
100% |
|
− 73.035 |
4.5 (γ) |
|
|
As |
76 |
26.32 hr |
100%
β− (51% 2.96, 35% 2.40);
45% γ
0.559; 6% γ 0.657;
3%
γ 1.216 |
− 72.290 |
|
2 − |
|
As |
77 |
38.83 hr |
100%
β− (97% 0.68);
2%
γ 0.239; 1% γ 0.521
|
− 73.918 |
|
|
|
As |
78 |
90.7 min |
100% β
− (32% 4.21); 54% γ
0.614;
17%
γ 0.695; 13% γ 1.309
|
−72.819 |
|
2 − |
|
As |
79 |
9.01 min |
100%
β− (97% 2.1); 9% γ
0.096;
1%
γ 0.365; 1% γ 0.527
|
− 73.639 |
|
|
|
As |
80 |
15.2 s |
100%
β− (56% 5.60, 26% 4.93);
42% γ
0.666; 8% γ 1.645;
4%
γ 1.207 |
− 72.165 |
|
1 + |
|
As |
81 |
33.3 s |
100%
β− (67% 3.86); (3% m);
20% γ
0.468; 9% γ 0.491;
2%
γ 0.521 |
− 72.536 |
|
|
|
As |
82 |
19.1 s |
100%
β− (80% 7.52); 15% γ
0.654;
4%
γ 1.731; 2% γ
0.755 |
− 70.08 |
|
|
|
As |
82 |
13.6 s |
100%
β− (13% 5.78, 44% 4.63);
72% γ
0.654; 58% γ 0.344;
39%
γ 1.895 |
− 70.08 |
|
|
|
As |
83 |
13.4 s |
β− ; (70% m) |
− 69.9 |
|
|
|
As |
84 |
5.5 s |
100%
β− (51% 9.9);
49% γ 1.455; 21%
γ 0.667;
5% γ 2.087 |
− 66.1 |
|
|
|
As |
84 |
0.6 s |
β−
|
− 66.1 |
|
|
|
As |
85 |
2.03 s |
β−; 23% n |
− 63.5 |
|
|
|
As |
86 |
0.9 s |
β−; 12% n |
− 59.3 |
|
|
|
As |
87 |
0.73 s |
β−; 44% n |
− 55.7 |
|
|
|
| top | |
|
|
|
|
|
|
|
34 Se |
68 |
1.6 min |
β+/EC |
− 54.1 |
|
0 + |
|
Se |
69 |
27.4 s |
100%
β+ (22% 5.8, 26% 5.6);
66% γ 0.098;
25% γ 0.066;
17% γ 0.692 |
− 56.30 |
|
|
|
Se |
70 |
41.1 min |
70%
β+ (33% 1.6; 29% 1.3);
30% EC; 36% γ 0.050; 29%
γ
0.426; 9% γ 0.377
|
− 61.5 |
|
0 + |
|
Se |
71 |
4.74 min |
96%
β+ (30% 3.78, 20% 3.63);
4% EC; 48% γ 0.148; 10%
γ
0.830; 10% γ 1.095 |
− 63.1 |
|
|
|
Se |
72 |
8.40 d |
100% EC; 58% γ 0.046
|
− 67.90 |
|
0 + |
|
Se |
73 |
7.15 hr |
66%
β+ (1% 1.65, 65% 1.29);
34% EC; 97% γ 0.361;
71% γ 0.067 |
− 68.22 |
|
|
|
Se |
73 m |
39.8 min |
73% IT; 21% β+ (13%
1.74);
6% EC;
3% γ
0.067;
2% γ 0.254; 2%
γ 0.393 |
− 68.19 |
|
|
|
Se |
74 |
0.89% |
|
− 72.215 |
52 (γ) |
0 + |
|
Se |
75 |
119.78 d |
100% EC; 59% γ
0.265;
58% γ 0.136; 25%
γ 0.280 |
− 72.171 |
|
|
|
Se |
76 |
9.36% |
|
− 75.254 |
63 (γ); 22 (γm) |
0 + |
|
Se |
77 |
7.63% |
|
− 74.601 |
42 (γ) |
|
|
Se |
77 m |
17.36 s |
100% IT; 53% γ 0.162
|
− 74.439 |
|
|
|
Se |
78 |
23.78% |
|
− 77.028 |
0.05 (γ); 0.38 (γm) |
0+ |
|
Se |
79 |
< 6.5 × 104 yr |
β− |
− 75.920 |
|
|
|
Se |
79 m |
3.91 min |
100% IT; 10% γ
0.096
|
− 75.824 |
|
|
|
Se |
80 |
49.61% |
|
− 77.762 |
0.53 (γ); 0.08 (γm) |
0+ |
|
Se |
81 |
18.45 min |
100%
β− (99% 1.59);
1% γ 0.276 |
− 76.392 |
|
|
|
Se |
81 m |
57.28 min |
100% IT; 10% γ 0.103
|
− 76.289 |
|
|
|
Se |
82 |
8.73% |
β−
β− |
− 77.596 |
0.005 (γ); |
0+ |
|
|
|
1020 yr |
|
|
0.04 (γm) |
|
|
Se |
83 |
22.3 min |
100%
β− (3% 3.31, 32% 1.02,
26% 0.97); 70% γ 0.357;
43% γ 0.510; 33%
γ 0.225 |
− 75.343 |
|
|
|
Se |
83 m |
70.1 s |
100%
β− (31% 3.90, 33% 2.87);
21% γ 1.031;
18% γ 0.357;
16% γ 0.988 |
− 75.115 |
|
|
|
Se |
84 |
3.1 min |
100%
β− 1.41; 100% γ 0.408;
2% γ 0.499 |
− 75.95 |
|
0 + |
|
Se |
85 |
31.7 s |
100%
β− (31% 6.2); 46% γ
0.345;
7% γ 1.427; 7%
γ 3.397 |
− 72.42 |
|
|
|
Se |
86 |
15.3 s |
100%
β− (2% 5.1, 69% 2.7,
22% 2.4); 43% γ 2.441;
22% γ
2.660; 15% γ 0.048 |
− 70.5 |
|
0
+ |
|
Se |
87 |
5.85 s |
100%
β− (25% 7.2, 22% 5.3);
37% γ 0.243;
35% γ 0.334;
19% γ 0.573 |
− 66.7 |
|
|
|
Se |
88 |
1.52 s |
β−; 1% n; 100% γ 0.159;
82% γ 0.259; 62%
γ 1.745 |
− 63.8 |
|
0 + |
|
Se |
89 |
0.41 s |
β−; 5% n |
− 59.5 |
|
|
|
Se |
91 |
0.27 s |
β−; 21% n |
− 51.3 |
|
|
|
Nuclide
Z A
|
Natural
abundance
or half-life |
Decay modes and
major radiations
|
Mass excess
(MeV)
|
σ
(barn)
|
Iπ
|
|
|
|
|
|
|
|
|
|
| top | |
|
|
|
|
|
|
|
35 Br |
70 |
0.079 s |
β+/EC |
− 51.1 |
|
|
|
Br |
70 |
2.2 s |
β+/EC |
− 51.1 |
|
|
|
Br |
71 |
21.4 s |
β +/EC; 8% γ 0.261;
7% γ
0.234;
6% γ 0.172 |
− 56.6 |
|
|
|
Br |
72 |
78.6 s |
100%
β+ (24% 7.08); 70% γ
0.862;
17% γ 1.317; 13%
γ 0.455 |
− 59.0 |
|
|
|
Br |
72 |
7.2 s |
β+; p |
− 59.0 |
|
|
|
Br |
72 m |
10.6 s |
β+; IT |
− 58.9 |
|
|
|
Br |
73 |
3.4 min |
100% β
+ (25% 3.5, 21%
3.1);
34% γ 0.065; 14%
γ 0.700;
12% γ 0.336 |
− 63.6 |
|
|
|
Br |
74 |
25.4 min |
91%
β+ (2% 5.26, 18% 2.64);
9% EC; 78% γ 0.635 (double);
18% γ 0.219; 7%
γ 2.615 |
− 65.3 |
|
|
|
Br |
74 |
46 min |
90%
β+ (6% 5.5); 10% EC;
108% γ 0.635
(double);
36%
γ 0.728; 9% γ 1.269
|
− 65.3 |
|
4 |
|
Br |
75 |
96.7 min |
72%
β+ (4% 1.99, 52% 1.70);
28% EC; 88% γ 0.287; 7%
γ
0.141; 4% γ 0.428
|
− 69.14 |
|
|
|
Br |
76 |
16.2 hr |
55%
β+ (6% 3.93, 26% 3.37);
45% EC; 74% γ 0.559;
16% γ 0.657; 15%
γ 1.854 |
−70.291 |
|
1
− |
|
Br |
76 m |
1.31 s |
100% IT |
− 70.188 |
|
|
|
Br |
77 |
57.04 hr |
99% EC; 1% β+ 0.34;
23% γ 0.239; 22% γ 0.521;
4% γ 0.297 |
− 73.237 |
|
|
|
Br |
77 m |
4.28 min |
100% IT; 14% γ 0.106
|
− 73.131 |
|
|
|
Br |
78 |
6.46 min |
92%
β+ (81% 2.55);
8% EC; 14% γ 0.614
|
− 73.455 |
|
1 + |
|
Br |
79 |
50.69% |
|
− 76.070 |
8.6 (γ); 2.4 (γm) |
|
|
Br |
79 m |
4.86 s |
100% IT; 76% γ 0.207
|
− 75.863 |
|
|
|
Br |
80 |
17.68 min |
92%
β− (85% 2.00); 2% β+ 0.85;
6% EC; 7% γ 0.616;
1% γ
0.666 |
− 75.891 |
|
1 + |
|
Br |
80 m |
4.421 hr |
100% IT; 39% γ
0.037 |
−75.805 |
|
5 − |
|
Br |
81 |
49.31% |
|
− 77.978 |
0.3 (γ); 2.4 (γm) |
|
|
Br |
82 |
35.30 hr |
100%
β− (99% 0.44); 84% γ
0.777;
71% γ 0.554; 43%
γ 0.619 |
−77.499 |
|
5 − |
|
Br |
82 m |
6.13 min |
98% IT; 2% β− 3.14 |
−77.453 |
|
2 − |
|
Br |
83 |
2.40 hr |
100%
β− (99% 0.93); (100% m);
1% γ 0.530
|
− 79.010 |
|
|
|
Br |
84 |
31.8 min |
100%
β− (33% 4.65); 42% γ
0.882;
15% γ 1.898; 7%
γ 3.928 |
− 77.78 |
|
2 − |
|
Br |
84 m |
6.0 min |
100%
β− 2.2; 100% γ 0.424;
98% γ 0.882; 97%
γ 1.463 |
− 77.46 |
|
|
|
Br |
85 |
2.90 min |
100%
β− (96% 2.57); (100% m);
3% γ 0.802;
2% γ
0.925;
1% γ 0.919 |
− 78.61 |
|
|
|
Br |
86 |
55.1 s |
100%
β− (15% 7.6, 50% 3.3);
64% γ 1.565;
21% γ 2.751;
10% γ 1.362 |
− 75.64 |
|
|
|
Br |
87 |
55.6 s |
100%
β− (18% 6.8); 3% n;
22% γ 1.420;
8% γ
1.476;
6% γ 1.578 |
− 73.86 |
|
|
|
Br |
88 |
16.5 s |
100%
β− (13% 9.0); 6% n;
63% γ 0.775;
13% γ 0.802;
5% γ 1.441 |
− 70.7 |
|
|
|
Br |
89 |
4.40 s |
100%
β− (39% 8.1); 13% n;
6% γ 1.098;
4% γ
0.953;
4% γ 0.998 |
− 68.4 |
|
|
|
Br |
90 |
1.92 s |
100%
β− (15% 10.3); 25% n;
38% γ 0.707;
11% γ 1.362;
8% γ 0.655 |
− 64.7 |
|
|
|
Br |
91 |
0.541 s |
β−; 18% n |
− 62.0 |
|
|
|
Br |
92 |
0.34 s |
β −; 33% n |
− 57.2 |
|
|
|
Br |
94 |
0.07 s |
β −; 30% n |
− 48.8 |
|
|
|
| top | |
|
|
|
|
|
|
|
36 Kr |
71 |
0.097 s |
β+ 9.1 |
− 46.5 |
|
|
|
Kr |
72 |
17.2 s |
91%
β+ (12% 3.9, 31% 3.7,
44% 3.6); 9% EC; 35% γ
0.415;
29% γ 0.310; 16%
γ 0.163 |
− 53.9 |
|
0 + |
|
Kr |
73 |
27 s |
100%
β+ (17% 5.5, 26% 5.4);
1% p; 66% γ 0.178; 19%
γ
0.063; 15% γ 0.455 |
− 56.9 |
|
|
|
Kr |
74 |
11.5 min |
86%
β+ (5% 2.1, 26% 1.9,
35% 1.8); 14% EC; 31% γ
0.090;
18% γ 0.203; 10%
γ 0.297 |
− 62.13 |
|
0+ |
|
Kr |
75 |
4.3 min |
99% β +
(1% 3.77, 40% 3.76,
37%
3.74); 1% EC; 67% γ 0.133;
21% γ 0.155; 8%
γ 0.153 |
− 64.21 |
|
|
|
Kr |
76 |
14.8 hr |
100% EC; 39% γ
0.316;
21% γ 0.270; 20%
γ 0.046 |
− 68.97 |
|
0 + |
|
Kr |
77 |
74.4 min |
80%
β+ (41% 1.86, 33% 1.71);
20% EC; (8% m); 81% γ
0.130;
37% γ 0.147; 4%
γ 0.312 |
− 70.19 |
|
|
|
Kr |
78 |
0.35% |
|
− 74.147 |
6 (γ); 0.2 (γm) |
0 + |
|
Kr |
79 |
35.04 hr |
93% EC; 7% β+ 0.61; 13% γ
0.261; 9% γ 0.398;
8% γ
0.606 |
− 74.445 |
|
|
|
Kr |
79 m |
50 s |
100% IT; 27% γ 0.130
|
− 74.315 |
|
|
|
Kr |
80 |
2.25% |
|
− 77.894 |
7 (γ); 5 (γm) |
0 + |
|
Kr |
81 |
2.13 × 105 yr |
100% EC; 4% γ 0.276 |
− 77.697 |
|
|
|
Kr |
81 m |
13 s |
100% IT; 67% γ 0.190
|
− 77.506 |
|
|
|
Kr |
82 |
11.6% |
|
− 80.592 |
14 (γ); 14 (γm) |
0 + |
|
Kr |
83 |
11.5% |
|
− 79.982 |
180 (γ) |
|
|
Kr |
83 m |
1.83 hr |
100% IT; 5% γ
0.009 |
− 79.940 |
|
|
|
Kr |
84 |
57.0% |
|
− 82.430 |
0.04 (γ); 0.09 (γm) |
0
+ |
|
Kr |
85 |
10.76 yr |
100% β
− 0.69 |
− 81.477 |
1.7 (γ) |
|
|
Kr |
85 m |
4.480 hr |
79%
β− 0.84; 21% IT; 75% γ
0.151; 14% γ 0.305 |
− 81.172 |
|
|
|
Kr |
86 |
17.3% |
|
− 83.262 |
0.003 (γ) |
0 + |
|
Kr |
87 |
76.3 min |
100%
β− (31% 3.89, 41% 3.48);
50% γ 0.403;
9% γ
2.555;
7% γ 0.845 |
− 80.706 |
|
|
|
Kr |
88 |
2.84 hr |
100 β− (14% 2.91, 67% 0.52);
35% γ 2.392; 26%
γ 0.196;
13% γ 2.196 |
− 79.688 |
|
0 + |
|
Kr |
89 |
3.15 min |
100%
β− (23% 5.0); 20% γ
0.221;
17% γ 0.586; 7%
γ 0.904 |
− 76.72 |
|
|
|
Kr |
90 |
32.3 s |
100%
β− (29% 4.39, 65% 2.61);
(12% m); 39% γ 1.119; 35%
γ
0.122; 31% γ 0.539 |
− 74.95 |
|
0 + |
|
Kr |
91 |
8.57 s |
100%
β− (9% 6.4, 16% 6.3); 44%
γ 0.109; 19% γ 0.507;
8% γ
0.613 |
− 71.37 |
|
|
|
Kr |
92 |
1.840 s |
100%
β− (2% 6.2, 88% 4.8);
64% γ 0.142; 60%
γ 1.219;
15% γ 0.813 |
− 68.65 |
|
0 + |
|
Kr |
93 |
1.29 s |
100%
β− (6% 8.5, 20% 5.7);
3% n; 40% γ
0.253;
24% γ 0.324; 20%
γ 0.267 |
− 64.2 |
|
|
|
Kr |
94 |
0.20 s |
β−; 6% n |
− 62.5 |
|
0 + |
|
Kr |
95 |
0.78 s |
β− |
− 57.5 |
|
|
|
Nuclide
Z A
|
Natural
abundance
or half-life |
Decay modes and
major radiations
|
Mass excess
(MeV)
|
σ
(barn)
|
Iπ
|
|
|
|
|
|
|
|
|
|
| top | |
|
|
|
|
|
|
|
37 Rb |
74 |
0.0649 s |
β+/EC |
− 51.7 |
|
|
|
Rb |
75 |
19.0 s |
β +/EC; 79% γ 0.179;
11% γ 0.187;
10% γ
0.672 |
− 57.21 |
|
|
|
Rb |
76 |
39.1 s |
100% β +
(1% 6.3, 46%
4.8);
47% γ 2.571; 43%
γ
0.424;
8% γ 0.356 |
−60.53 |
|
1 |
|
Rb |
77 |
3.75 min |
100%
β+ (15% 4.3, 27% 4.2);
57% γ 0.067;
22% γ 0.179;
10% γ 0.393 |
−64.92 |
|
|
|
Rb |
78 |
17.7 min |
86%
β+ (8% 6.1, 16% 2.3);
14% EC; 63% γ
0.455;
13% γ 0.693; 11%
γ 0.562 |
−66.98 |
|
0 |
|
Rb |
78 m |
5.74 min |
86%
β+(13% 5.2); 4% EC;
10% IT; 81% γ 0.455;
38% γ 0.664; 13%
γ 1.110 |
−66.88 |
|
4 |
|
Rb |
79 |
22.9 min |
82%
β+ (11% 2.2, 41% 1.7);
18% EC; 23% γ 0.688; 15%
γ
0.183; 12%
γ 0.505 |
−70.84 |
|
|
|
Rb |
80 |
34 s |
100% β +
(73% 4.70, 21%
4.08);
25%
γ 0.617; 2% γ
0.640;
2%
γ 0.704 |
−72.18 |
|
1 + |
|
Rb |
81 |
4.576 hr |
71% EC; 29% β+ (27%
1.02);
64% γ 0.190; 23%
γ 0.446;
5% γ 0.510 |
−75.46 |
|
|
|
Rb |
81 m |
30.5 min |
98% IT; 2% β+ (1%
1.30);
5% γ 0.086; 1%
γ 0.050 |
−75.37 |
|
|
|
Rb |
82 |
1.273 min |
95% β +
(83% 3.37); 5%
EC;
13% γ 0.777 |
−76.20 |
|
1 + |
|
Rb |
82 m |
6.472 hr |
78% EC; 22% β + (1%
2.67, 19%
0.80);
84% γ 0.777; 62%
γ 0.554;
38% γ 0.619 |
−76.12 |
|
5 − |
|
Rb |
83 |
86.2 d |
100% EC; 45% γ
0.520; 29% γ
0.530; 16% γ 0.553 |
−79.05 |
|
|
|
Rb |
84 |
32.77 d |
70% EC; 26% β + (13%
1.66);
4%
β−0.89; 69% γ 0.882;
1% γ
1.898 |
−79.748 |
|
2 − |
|
Rb |
84 m |
20.26 min |
100% IT; 60% γ
0.248;
36% γ 0.464; 30%
γ 0.216 |
−79.284 |
|
6 − |
|
Rb |
85 |
72.17% |
|
−82.164 |
0.43 (γ);
0.05 (γm) |
|
|
Rb |
86 |
18.63 d |
100%
β−(91% 1.77);
9% γ 1.077 |
−82.744 |
|
2 − |
|
Rb |
86 m |
1.017 min |
100% IT; 98% γ
0.556 |
−82.188 |
|
6 − |
|
Rb |
87 |
4.75 × 1010 yr
27.83% |
100%
β− 0.27 |
−84.593 |
0.12 (γ) |
|
|
Rb |
88 |
17.78 min |
100%
β− (78% 5.32); 21% γ
1.836;
14% γ 0.898; 2%
γ 2.678 |
−82.601 |
1.0 (γ) |
2 − |
|
Rb |
89 |
15.15 min |
100%
β− (25% 4.50, 35% 2.22,
33% 1.27); 58% γ 1.032; 43%
γ
1.248; 13% γ 2.196 |
− 81.709 |
|
|
|
Rb |
90 |
158 s |
100%
β− (53% 6.59); 28% γ
0.832;7% γ 1.061; 6%
γ 4.366 |
− 79.350 |
|
0 − |
|
Rb |
90 m |
258 s |
97%
β− (16% 5.86); 3% IT;
94% γ
0.832; 17% γ 1.375;
14% γ 3.317 |
− 79.243 |
|
3 − |
|
Rb |
91 |
58.4 s |
100%
β− (25% 5.77); 34% γ
0.094;
13%
γ 2.564; 10% γ
3.600 |
− 77.786 |
|
|
|
Rb |
92 |
4.51 s |
100%
β− (51% 8.12); 33% γ
0.815;
6% γ 0.570; 6%
γ 2.821 |
− 74.81 |
|
0 − |
|
Rb |
93 |
5.7 s |
100%
β− (59% 7.44); 3% n; 12% γ
0.433; 5% γ 0.213; 4%
γ 0.986 |
− 72.69 |
|
|
|
Rb |
94 |
2.702 s |
100%
β− (4% 9.5, 31% 7.9);
10% n; 87% γ
0.837; 87% γ
1.309; 32% γ 1.578 |
− 68.52 |
|
3 |
|
Rb |
95 |
0.377 s |
100%
β− (6% 8.7, 9% 5.8); 9% n;
49% γ 0.352; 15%
γ 0.204;
15% γ 0.281 |
− 65.81 |
|
|
|
Rb |
96 |
0.203 s |
100%
β− (20% 11.0); 14% n;
78% γ
0.815; 8% γ 0.692;
7% γ 0.813 |
− 61.15 |
|
2 + |
|
Rb |
97 |
0.172 s |
100%
β− (3% 10.3, 15% 9.7);
25% n; 26% γ 0.167; 21%
γ
0.585; 11% γ 0.601 |
− 58.29 |
|
|
|
Rb |
98 |
0.114 s |
100%
β− (55% 12.4); 14% n;
25% γ
0.144; 6% γ 1.693;
6% γ 2.172 |
− 54.09 |
|
|
|
Rb |
98 m |
0.096 s |
β−; n |
− 53.82 |
|
|
|
Rb |
99 |
0.059 s |
β−; 15% n |
− 50.86 |
|
|
|
Rb |
100 |
0.051 s |
β−; 6% n |
− 47.4 |
|
|
|
Rb |
101 |
0.032 s |
100%
β− (28% 11.5); 31% n;
69% γ 0.271;
21% γ 0.252;
19% γ 0.112 |
− 44.2 |
|
|
|
| top | |
|
|
|
|
|
|
|
38 Sr |
77 |
9.0 s |
100%
β+ (3% 6.0, 78% 5.9);
86% γ
0.147; 9% γ 0.160;
7%
γ 0.145 |
− 57.9 |
|
|
|
Sr |
78 |
2.5 min |
β+/EC |
− 63.5 |
|
0 + |
|
Sr |
79 |
2.25 min |
β+/EC |
− 65.3 |
|
|
|
Sr |
80 |
106 min |
85% EC; 15% β+ (13%
0.96);
39%
γ 0.589; 10% γ
0.175;
7% γ 0.553 |
− 70.19 |
|
0 + |
|
Sr |
81 |
22.3 min |
96%
β+ (12% 3.0, 29% 2.7);
4% EC; 35% γ 0.154; 31%
γ
0.148; 18% γ 0.443 |
− 71.47 |
|
|
|
Sr |
82 |
25.55 d |
100% EC |
−75.998 |
|
0 + |
|
Sr |
83 |
32.41 hr |
77% EC; 23% β+ (10%
1.23);
30% γ 0.763; 17%
γ 0.381
(double); 4% γ 0.418 |
−76.781 |
|
|
|
Sr |
83 m |
4.95 s |
100% IT; 87% γ 0.259
|
−76.522 |
|
|
|
Sr |
84 |
0.56% |
|
−80.641 |
0.3 (γ); 0.6 (γm) |
0 + |
|
Sr |
85 |
64.84 d |
100% EC; 96% γ 0.514
|
−81.099 |
|
|
|
Sr |
85 m |
67.63 min |
87% IT; 13% EC; 84% γ 0.232;
13% γ 0.151 |
−80.860 |
|
|
|
Sr |
86 |
9.86% |
|
−84.518 |
0.2 (γ); 0.8 (γm) |
0 + |
|
Sr |
87 |
7.00% |
|
−84.875 |
16 (γ) |
|
|
Sr |
87 m |
2.803 hr |
100% IT; 82% γ 0.389
|
−84.486 |
|
|
|
Sr |
88 |
82.58% |
|
−87.916 |
0.058 (γ) |
0 + |
|
Sr |
89 |
50.53 d |
100% β
− 1.49 |
−86.211 |
0.42 (γ) |
|
|
Sr |
90 |
28.78 yr |
100% β
− 0.55 |
−85.942 |
0.9 (γ) |
0 + |
|
Sr |
91 |
9.63 hr |
100 β − (29% 2.69, 25% 1.38,
35% 1.11); 33% γ 1.024;
24% γ 0.750; 8%
γ 0.653 |
−83.652 |
|
|
|
Sr |
92 |
2.71 hr |
100% β
− (4% 1.89, 96% 0.50);
90% γ 1.384;
4% γ
0.953;
3% γ 0.430 |
−82.923 |
|
0 + |
|
Sr |
93 |
7.423 min |
100% β
− (3% 4.11, 15% 2.47);
66% γ 0.590;
23% γ 0.876;
22% γ 0.888 |
−80.160 |
|
|
|
Sr |
94 |
75.3 s |
100% β
− (1% 3.51, 98% 2.08);
94% γ 1.428;
2% γ
0.704;
2% γ 0.724 |
−78.836 |
|
0 + |
|
Sr |
95 |
23.90 s |
100%
β− (56% 6.09); 23% γ
0.686;
5% γ 2.717; 4%
γ 2.933 |
−75.05 |
|
|
|
Sr |
96 |
1.07 s |
100%
β− (1% 5.42, 92% 4.48);
77% γ 0.122;
72% γ 0.809;
12% γ 0.932 |
−72.88 |
|
0 + |
|
Sr |
97 |
0.42 s |
100%
β− (2% 6.7, 45% 5.2);
28% γ 1.905; 24%
γ 0.954;
13% γ 0.652 |
−68.81 |
|
|
|
Sr |
98 |
0.653 s |
100%
β− (4% 5.9, 70% 5.3);
73% γ 0.119; 39%
γ 0.445;
31% γ 0.428 |
−66.38 |
|
0 + |
|
Sr |
99 |
0.271 s |
100%
β− (30% 8.4);
16% γ 0.125; 14%
γ 0.536;
9% γ 1.198 |
−62.15 |
|
|
|
Sr |
100 |
0.202 s |
β−; 1% n |
−60.2 |
|
0 + |
|
Sr |
101 |
0.118 s |
100%
β− (35% 9.7); 2% n;
18% γ
0.128; 11% γ 1.125;
9% γ 0.511 |
− 55.9 |
|
|
|
Sr |
102 |
0.069 s |
100%
β− (2% 8.8, 35% 8.6,
21% 7.5); 5% n; 53% γ 0.244;
18% γ 0.150; 13%
γ 0.254 |
− 53.5 |
|
0 + |
|
Nuclide
Z A
|
Natural
abundance
or half-life |
Decay modes and
major radiations
|
Mass excess
(MeV)
|
σ
(barn)
|
Iπ
|
|
|
|
|
|
|
|
|
|
| top | |
|
|
|
|
|
|
|
39 Y |
80 |
35 s |
100%
β+ (24% 7.59, 20% 7.00,
20% 6.41); 100% γ 0.386;
39% γ 0.595; 20%
γ 1.185 |
− 61.2 |
|
|
|
Y |
81 |
72.4 s |
100%
β+ (95% 4.5); 1% γ
0.079;
1% γ 0.124 |
− 65.95 |
|
|
|
Y |
82 |
9.5 s |
100%
β+ (74% 6.8); 25% γ
0.574;
10%
γ 0.602; 2% γ
0.737 |
− 68.18 |
|
1 + |
|
Y |
83 |
7.08 min |
100%
β+ (76% 3.4); (2% m);
19% γ
0.036; 6% γ 0.490
(double); 6% γ 0.882 |
− 72.37 |
|
|
|
Y |
83 m |
2.85 min |
93%
β+ (51% 3.2, 30% 2.8);
7% EC; (100% m); 20% γ
0.422; 8% γ 0.495 |
− 72.31 |
|
|
|
Y |
84 |
4.6 s |
100%
β+ (65% 5.5, 35% 4.7);
35% γ
0.793 |
− 74.23 |
|
1
+ |
|
Y |
84 m |
40 min |
91%
β+ (3% 5.2, 26% 3.2);
9% EC; 99% γ 0.793; 75%
γ
0.974; 56% γ 1.040 |
− 74.73 |
|
|
|
Y |
85 |
2.68 hr |
84%
β+ (37% 2.00, 43% 1.50);
16% EC; 60% γ 0.506;
9% γ 0.914; 1%
γ 0.410 |
− 77.85 |
|
|
|
Y |
85 m |
4.86 hr |
58%
β+ (52% 2.26); 42% EC;
23% γ
0.232; 5% γ 2.124;
4% γ 0.767 |
− 77.83 |
|
|
|
Y |
86 |
14.74 hr |
68% EC; 32% β+ (2%
3.14,
12% 1.22);
83% γ 1.077;
33% γ 0.628; 31%
γ 1.153 |
− 79.28 |
|
4 − |
|
Y |
86 m |
48 min |
99% IT; 1% β+ 1.48; 94% γ
0.208; 1% γ 0.627; 1%
γ 1.077 |
− 79.06 |
|
|
|
Y |
87 |
79.8 hr |
100% EC; (100% m); 90% γ
0.485; 82% γ(m) 0.389 |
− 83.014 |
|
|
|
Y |
87 m |
13.37 hr |
98% IT; 1% β+ 1.22; 1% EC;
78% γ
0.381 |
− 82.633 |
|
|
|
Y |
88 |
106.65 d |
100% EC; 99% γ
1.836;
94%
γ 0.898; 1% γ
2.734 |
− 84.294 |
|
4 − |
|
Y |
89 |
100% |
|
− 87.703 |
1.3 (γ);
0.001 (γm) |
|
|
Y |
89 m |
16.06 s |
100% IT; 99% γ
0.909 |
− 86.794 |
|
|
|
Y |
90 |
64.10 hr |
100%
β− 2.28 |
− 86.488 |
|
2 − |
|
Y |
90 m |
3.19 hr |
100% IT; 97% γ
0.203;
91%
γ 0.480 |
− 85.806 |
|
7 + |
|
Y |
91 |
58.51 d |
100%
β− 1.55 |
− 86.349 |
1.4 (γ) |
|
|
Y |
91 m |
49.71 min |
100% IT; 95% γ 0.556
|
−85.793 |
|
|
|
Y |
92 |
3.54 hr |
100%
β− (86% 3.61); 14% γ
0.934; 5%
γ 1.405; 2% γ
0.561 |
−84.833 |
|
2 − |
|
Y |
93 |
10.10 hr |
100%
β− (90% 2.88); 7% γ
0.267;
2% γ 0.947;
1% γ
1.918 |
−84.245 |
|
|
|
Y |
93 m |
0.82 s |
100% IT |
−83.486 |
|
|
|
Y |
94 |
18.7 min |
100%
β− (41% 4.92, 40% 4.00);
56%
γ 0.919; 6% γ
1.139;
5% γ 0.551
|
−82.348 |
|
2 − |
|
Y |
95 |
10.3 min |
100%
β− (64% 4.45); 16% γ
0.954; 7%
γ 2.176; 6% γ 3.576
|
−81.214 |
|
|
|
Y |
96 |
5.34 s |
100%
β− (96% 7.07);
2% γ 1.750 |
−78.30 |
|
0 − |
|
Y |
96 |
9.6 s |
100%
β− (75% 7.1, 25% 5.5);
89%
γ 1.751; 60% γ
0.915;
56% γ 0.617
|
−78.30 |
|
|
|
Y |
97 |
3.76 s |
100%
β− (40% 6.6, 26% 3.4);
18%
γ 3.288; 14% γ
3.401;
7% γ 1.997
|
−76.27 |
|
|
|
Y |
97 m |
1.21 s |
100%
β− (34% 6.1, 45% 5.1);
92%
γ 1.103; 71% γ
0.161;
55% γ 1.091
|
−75.60 |
|
|
|
Y |
98 |
0.548 s |
100% β
− (18% 8.9, 37% 4.7);
36%
γ 1.223; 17% γ
2.941;
15% γ 1.591
|
−72.52 |
|
|
|
Y |
98 m |
2.0 s |
>80% β
− (3% 8.6, 50% 5.6);
<20% IT;
80% γ 1.223;
63%
γ 0.621; 53% γ 0.648
|
− 72.52 |
|
|
|
Y |
99 |
1.47 s |
100% β
− (30% 7.5, 25% 6.9);
1% n;
44% γ 0.122; 20%
γ 0.724;
11%
γ 0.575 |
−70.17 |
|
|
|
Y |
100 |
0.735 s |
β−; 1% n |
−67.29 |
|
|
|
Y |
100 |
0.94 s |
β− |
−67.29 |
|
|
|
Y |
101 |
0.448 s |
β−; 2% n |
−64.6 |
|
|
|
|
