鐵嘅同位素
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 | |||||||
| 45Fe | 26 | 19 | 45.01458(24)# | 4.9(15) ms [3.8(+20-8) ms] | 3/2+# | ||
| 46Fe | 26 | 20 | 46.00081(38)# | 9(4) ms [12(+4-3) ms] | 0+ | ||
| 47Fe | 26 | 21 | 46.99289(28)# | 21.8(7) ms | 7/2-# | ||
| 48Fe | 26 | 22 | 47.98050(8)# | 44(7) ms | 0+ | ||
| 49Fe | 26 | 23 | 48.97361(16)# | 70(3) ms | (7/2-) | ||
| 50Fe | 26 | 24 | 49.96299(6) | 155(11) ms | 0+ | ||
| 51Fe | 26 | 25 | 50.956820(16) | 305(5) ms | 5/2- | ||
| 52Fe | 26 | 26 | 51.948114(7) | 8.275(8) h | 0+ | ||
| 52mFe | 6.81(13) MeV | 45.9(6) s | (12+)# | ||||
| 53Fe | 26 | 27 | 52.9453079(19) | 8.51(2) min | 7/2- | ||
| 53mFe | 3040.4(3) keV | 2.526(24) min | 19/2- | ||||
| 54Fe | 26 | 28 | 53.9396105(7) | 穩定 [>3.1E+22 a] | 0+ | 0.05845(35) | 0.05837-0.05861 |
| 54mFe | 6526.9(6) keV | 364(7) ns | 10+ | ||||
| 55Fe | 26 | 29 | 54.9382934(7) | 2.737(11) a | 3/2- | ||
| 56Fe | 26 | 30 | 55.9349375(7) | 穩定 | 0+ | 0.91754(36) | 0.91742-0.91760 |
| 57Fe | 26 | 31 | 56.9353940(7) | 穩定 | 1/2- | 0.02119(10) | 0.02116-0.02121 |
| 58Fe | 26 | 32 | 57.9332756(8) | 穩定 | 0+ | 0.00282(4) | 0.00281-0.00282 |
| 59Fe | 26 | 33 | 58.9348755(8) | 44.495(9) d | 3/2- | ||
| 60Fe | 26 | 34 | 59.934072(4) | 1.5(3)E+6 a | 0+ | ||
| 61Fe | 26 | 35 | 60.936745(21) | 5.98(6) min | 3/2-,5/2- | ||
| 61mFe | 861(3) keV | 250(10) ns | 9/2+# | ||||
| 62Fe | 26 | 36 | 61.936767(16) | 68(2) s | 0+ | ||
| 63Fe | 26 | 37 | 62.94037(18) | 6.1(6) s | (5/2)- | ||
| 64Fe | 26 | 38 | 63.9412(3) | 2.0(2) s | 0+ | ||
| 65Fe | 26 | 39 | 64.94538(26) | 1.3(3) s | 1/2-# | ||
| 65mFe | 364(3) keV | 430(130) ns | (5/2-) | ||||
| 66Fe | 26 | 40 | 65.94678(32) | 440(40) ms | 0+ | ||
| 67Fe | 26 | 41 | 66.95095(45) | 394(9) ms | 1/2-# | ||
| 67mFe | 367(3) keV | 64(17) µs | (5/2-) | ||||
| 68Fe | 26 | 42 | 67.95370(75) | 187(6) ms | 0+ | ||
| 69Fe | 26 | 43 | 68.95878(54)# | 109(9) ms | 1/2-# | ||
| 70Fe | 26 | 44 | 69.96146(64)# | 94(17) ms | 0+ | ||
| 71Fe | 26 | 45 | 70.96672(86)# | 30# ms [>300 ns] | 7/2+# | ||
| 72Fe | 26 | 46 | 71.96962(86)# | 10# ms [>300 ns] | 0+ | ||
備註：有#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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