𨭎的同位素
※同位素依半衰期長度排序 | |||||||||||||||||||||||||||||||||||||||||
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圖表编辑
符號 | Z(p ) | N(n ) | 同位素質量(u) | 半衰期 | 衰變 方式[n 1] |
衰變 產物 |
原子核 自旋 |
---|---|---|---|---|---|---|---|
激發能量 | |||||||
258Sg | 106 | 152 | 258.11298(44)# | 3.3(10) ms [2.9(+13−7) ms] |
SF | (various) | 0+ |
259Sg | 106 | 153 | 259.11440(13)# | 580(210) ms [0.48(+28−13) s] |
α | 255Rf | 1/2+# |
260Sg | 106 | 154 | 260.114384(22) | 3.8(8) ms | SF (74%) | (various) | 0+ |
α (26%) | 256Rf | ||||||
261Sg | 106 | 155 | 261.115949(20) | 230(60) ms | α (98.1%) | 257Rf | 7/2+# |
ε (1.3%) | 261Db | ||||||
SF (.6%) | (various) | ||||||
261mSg | 92 µs | IC | 261Sg | ||||
262Sg[n 2] | 106 | 156 | 262.11634(4) | 8(3) ms [6.9(+38−18) ms] |
SF (92%) | (various) | 0+ |
α (8%)[1] | 258Rf | ||||||
263Sg[n 3] | 106 | 157 | 263.11829(10)# | 1.0(2) s | α | 259Rf | 9/2+# |
263mSg | 100(70)# keV | 120 ms | α (87%) | 259Rf | 3/2+# | ||
SF (13%) | (various) | ||||||
264Sg | 106 | 158 | 264.11893(30)# | 37 ms | SF | (various) | 0+ |
265aSg | 106 | 159 | 265.12109(13)# | 8(3) s | α | 261Rf | |
265bSg | 16.2 s | α | 261Rf | ||||
266Sg[n 4] | 106 | 160 | 266.12198(26)# | 360 ms | SF | (various) | 0+ |
267Sg[n 5] | 106 | 161 | 267.12436(30)# | 1.4 min | SF (83%) | (various) | |
α (17%) | 263Rf | ||||||
269Sg[n 6] | 106 | 163 | 269.12863(39)# | 3.1 min[2] | α | 265Rf | |
271Sg[n 7] | 106 | 165 | 271.13393(63)# | 2.4 min | α (67%) | 267Rf | |
SF (33%) | (various) |
備註:畫上#號的數據代表沒有經過實驗的證明,只是理論推測而已,而用括號括起來的代表數據不確定性。
← | 同位素列表 | → |
𨧀的同位素 | 𨭎的同位素 | 𨨏的同位素 |
註釋编辑
- ^ Abbreviations:
EC: Electron capture
IC: Internal conversion
SF: Spontaneous fission - ^ Not directly synthesized, occurs in the decay chain of 270Ds
- ^ Not directly synthesized, occurs in the decay chain of 271Ds
- ^ Not directly synthesized, occurs as decay product of 270Hs
- ^ Not directly synthesized, occurs as decay product of 271Hs
- ^ Not directly synthesized, occurs in the decay chain of 285Fl
- ^ Not directly synthesized, occurs in the decay chain of 287Fl
参考文獻编辑
- ^ Dieter Ackermann. 270Ds and Its Decay Products – Decay Properties and Experimental Masses (PDF). The 4th International Conference on the Chemistry and Physics of the Transactinide Elements, 5–11 September 2001, Sochi, Russia. September 8, 2011 [2015-11-05]. (原始内容存档 (PDF)于2012-04-17).
- ^ V. K. Utyonkov. Synthesis of superheavy nuclei at limits of stability: 239,240Pu + 48Ca and 249-251Cf + 48Ca reactions (PDF). Super Heavy Nuclei International Symposium, Texas A & M University, College Station TX, USA. March 31 – April 2, 2015 [2015-11-05]. (原始内容存档 (PDF)于2015-06-06).
- 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)页面存档备份,存于互联网档案馆. Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005)页面存档备份,存于互联网档案馆.
- 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页面存档备份,存于互联网档案馆, Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database页面存档备份,存于互联网档案馆 (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.