Silicone Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
22Si |
22.03453 (22) |
|
29 |
ms |
32,160 (200) |
6,111 (9) |
B+ |
100 |
23Si |
23.02552 (21) |
|
42.3 |
ms |
23,770 (200) |
6,562 (9) |
B+ |
100 |
24Si |
24.011546 (21) |
|
140 |
ms |
10,755 (19) |
7,166.8 (8.1) |
B+ |
100 |
25Si |
25.004106 (11) |
|
220 |
ms |
3,824 (10) |
7,480.2 (4) |
B+ |
100 |
26Si |
25.9923299 (32) |
|
2.234 |
s |
-7,144.6 (3) |
7,924.8 (1.2) |
B+ |
100 |
27Si |
26.98670491 (16) |
|
4.16 |
s |
-12,384.30 (15) |
8,124.334 (6) |
B+ |
100 |
28Si |
27.9769265325 (19) |
92.2297 (7) |
stable |
|
-21,492.7968 (18) |
8,448 (0) |
|
|
29Si |
28.976494700 (22) |
4.6832 (5) |
stable |
|
-21,895.046 (21) |
8,448.634 (1) |
|
|
30Si |
29.973770171 (32) |
3.0872 (5) |
stable |
|
-24,432.928 (30) |
8,520.653 (1) |
|
|
31Si |
30.975363227 (42) |
|
157.3 |
m |
-22,949.006 (39) |
8,458.290 (1) |
B- |
100 |
32Si |
31.974148082 (53) |
|
132 |
y |
-24,080.907 (50) |
8,481.569 (2) |
B- |
100 |
33Si |
32.978000 (17) |
|
6.18 |
s |
-20,493 (16) |
8,360.4 (4.8) |
B- |
100 |
34Si |
33.978576 (15) |
|
2.77 |
s |
-19,957 (14) |
8,336.1 (4.2) |
B- |
100 |
35Si |
34.984584 (41) |
|
780 |
ms |
-14,360 (38) |
8,169 (1.1) |
B- |
100 |
36Si |
35.98660 (13) |
|
450 |
ms |
-12,480 (120) |
8,114 (3.4) |
B- |
100 |
37Si |
36.99294 (18) |
|
90 |
ms |
-6,580 (170) |
7,953 (4.6) |
B- |
100 |
38Si |
37.99563 (15) |
|
90 |
ms |
-4,070 (140) |
7,890 (3.6) |
B- ? |
|
39Si |
39.00207 (36) |
|
90 |
ms |
1,930 (340) |
7,741 (8.7) |
B- ? |
|
40Si |
40.00587 (60) |
|
20 |
ms |
5,470 (560) |
7,660 (14) |
B- ? |
|
41Si |
41.0146 (20) |
|
30 |
ms |
13,600 (1800) |
7,470 (45) |
B- ? |
|
42Si |
42.01979 (54) |
|
5 |
ms |
18,430 (500) |
7,370 (12) |
B- ? |
|
43Si |
43.02866 (75) |
|
15 |
ms |
26,700 (700) |
7,200 (16) |
B- ? |
|
44Si |
44.03526 (86) |
|
10 |
ms |
32,840 (800) |
7,080 (18) |
B- ? |
|
32mSi |
31.974148082 (53) |
|
27 |
ns |
-24,080.907 (50) |
8,481.569 (2) |
0 |
|
28mSi |
27.9769265325 (19) |
|
|
|
-21,492.7968 (18) |
8,448 (0) |
0 |
|
Data Source: ENSDF March 2005
©Radiochemistry Society 2005