𨭎的同位素

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𨭎(釒喜)的同位素

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]

  1. ^ Abbreviations:
    EC: Electron capture
    IC: Internal conversion
    SF: Spontaneous fission
  2. ^ Not directly synthesized, occurs in the decay chain of 270Ds
  3. ^ Not directly synthesized, occurs in the decay chain of 271Ds
  4. ^ Not directly synthesized, occurs as decay product of 270Hs
  5. ^ Not directly synthesized, occurs as decay product of 271Hs
  6. ^ Not directly synthesized, occurs in the decay chain of 285Fl
  7. ^ Not directly synthesized, occurs in the decay chain of 287Fl

参考文獻[编辑]

  1. ^ 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. 
  2. ^ 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.