硒嘅同位素
圖表
編輯符號 | Z(p) | N(n) | 質量(u) | 半衰期 | 原子核自旋 | 相對豐度 | 相對豐度嘅變化率 |
---|---|---|---|---|---|---|---|
激發能量 | |||||||
65Se | 34 | 31 | 64.96466(64)# | <50 ms | 3/2-# | ||
66Se | 34 | 32 | 65.95521(32)# | 33(12) ms | 0+ | ||
67Se | 34 | 33 | 66.95009(21)# | 133(11) ms | 5/2-# | ||
68Se | 34 | 34 | 67.94180(4) | 35.5(7) s | 0+ | ||
69Se | 34 | 35 | 68.93956(4) | 27.4(2) s | (1/2-) | ||
69m1Se | 39.4(1) keV | 2.0(2) µs | 5/2- | ||||
69m2Se | 573.9(10) keV | 955(16) ns | 9/2+ | ||||
70Se | 34 | 36 | 69.93339(7) | 41.1(3) min | 0+ | ||
71Se | 34 | 37 | 70.93224(3) | 4.74(5) min | 5/2- | ||
71m1Se | 48.79(5) keV | 5.6(7) µs | 1/2- to 9/2- | ||||
71m2Se | 260.48(10) keV | 19.0(5) µs | (9/2)+ | ||||
72Se | 34 | 38 | 71.927112(13) | 8.40(8) d | 0+ | ||
73Se | 34 | 39 | 72.926765(11) | 7.15(8) h | 9/2+ | ||
73mSe | 25.71(4) keV | 39.8(13) min | 3/2- | ||||
74Se | 34 | 40 | 73.9224764(18) | 穩定 | 0+ | 0.0089(4) | |
75Se | 34 | 41 | 74.9225234(18) | 119.779(4) d | 5/2+ | ||
76Se | 34 | 42 | 75.9192136(18) | 穩定 | 0+ | 0.0937(29) | |
77Se | 34 | 43 | 76.9199140(18) | 穩定 | 1/2- | 0.0763(16) | |
77mSe | 161.9223(7) keV | 17.36(5) s | 7/2+ | ||||
78Se | 34 | 44 | 77.9173091(18) | 穩定 | 0+ | 0.2377(28) | |
79Se | 34 | 45 | 78.9184991(18) | 2.95(38)E+5 a | 7/2+ | ||
79mSe | 95.77(3) keV | 3.92(1) min | 1/2- | ||||
80Se | 34 | 46 | 79.9165213(21) | 穩定 | 0+ | 0.4961(41) | |
81Se | 34 | 47 | 80.9179925(22) | 18.45(12) min | 1/2- | ||
81mSe | 102.99(6) keV | 57.28(2) min | 7/2+ | ||||
82Se | 34 | 48 | 81.9166994(22) | 97(5)E+18 a | 0+ | 0.0873(22) | |
83Se | 34 | 49 | 82.919118(4) | 22.3(3) min | 9/2+ | ||
83mSe | 228.50(20) keV | 70.1(4) s | 1/2- | ||||
84Se | 34 | 50 | 83.918462(16) | 3.1(1) min | 0+ | ||
85Se | 34 | 51 | 84.92225(3) | 31.7(9) s | (5/2+)# | ||
86Se | 34 | 52 | 85.924272(17) | 15.3(9) s | 0+ | ||
87Se | 34 | 53 | 86.92852(4) | 5.50(12) s | (5/2+)# | ||
88Se | 34 | 54 | 87.93142(5) | 1.53(6) s | 0+ | ||
89Se | 34 | 55 | 88.93645(32)# | 0.41(4) s | (5/2+)# | ||
90Se | 34 | 56 | 89.93996(43)# | 300# ms [>300 ns] | 0+ | ||
91Se | 34 | 57 | 90.94596(54)# | 270(50) ms | 1/2+# | ||
92Se | 34 | 58 | 91.94992(64)# | 100# ms [>300 ns] | 0+ | ||
93Se | 34 | 59 | 92.95629(86)# | 50# ms [>300 ns] | 1/2+# | ||
94Se | 34 | 60 | 93.96049(86)# | 20# ms [>300 ns] | 0+ |
備註:畫上#號嘅數據代表冇經過實驗嘅證明,只係理論推測,而用咗括號括係代表數據唔確定。
參攷
編輯- Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
- Isotopic compositions and standard atomic masses from Atomic weights of the elements. Review 2000 (IUPAC Technical Report). Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005).
- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
- Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties, Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (retrieved Sept. 2005).
- David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.
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