𨭆的同位素
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𨭆 (釒黑)沒有穩定的同位素。其中最穩定的同位素是270
Hs
,半衰期有10秒。
圖表[编辑]
符號 | Z( p ) |
N( n ) |
同位素質量(u) | 半衰期 | 衰變 方式[1] |
衰變 產物 |
原子核 自旋 |
---|---|---|---|---|---|---|---|
激發能量 | |||||||
263Hs | 108 | 155 | 263.12856(37)# | 760(40) µs | α | 259Sg | 7/2+# |
263mHs | 320(70) keV | 760(40) µs | |||||
264Hs | 108 | 156 | 264.12836(3) | 540(300) µs | α (50%) | 260Sg | 0+ |
SF(50%) | (various) | ||||||
265Hs | 108 | 157 | 265.129793(26) | 1.96(0.16) ms | α | 261Sg | 9/2+# |
265mHs | 300(70) keV | 360(150) µs | α | 261Sg | 3/2+# | ||
266Hs[a] | 108 | 158 | 266.13005(4) | 3.02(0.54) ms | α (68%) | 262Sg | 0+ |
SF(32%)[2] | (various) | ||||||
266mHs | 1100(70) keV | 280(220) ms | α | 262Sg | 9-# | ||
267Hs | 108 | 159 | 267.13167(10)# | 55(11) ms | α | 263Sg | 5/2+# |
267mHs[b] | 39(24) keV | 990(90) µs | α | 263Sg | |||
268Hs | 108 | 160 | 268.13187(30)# | 1.42(1.13) s | α | 264Sg | 0+ |
269Hs | 108 | 161 | 269.13375(13)# | +9 −4 s 12[3] |
α | 265Sg | 9/2+# |
270Hs[4] | 108 | 162 | 270.13429(27)# | +4.9 −2.2 s 7.6 |
α | 266Sg | 0+ |
271Hs | 108 | 163 | 271.13717(32)# | ~12 s[5] | α | 267Sg | |
272Hs[c] | 108 | 164 | 272.13850(55)# | ~57 ms[6] | α | 268Sg | 0+ |
273Hs[d] | 108 | 165 | 273.14168(40)# | +300 −140 ms 510[7] |
α | 269Sg | 3/2+# |
275Hs[e] | 108 | 167 | 275.14667(63)# | 290(150) ms | α | 271Sg | |
277Hs[f] | 108 | 169 | 277.15190(58)# | +25 −7 ms 18[8] |
SF | (various) | 3/2+# |
277mHs[b][f] | 100(100) keV# | 130(100) s | SF | (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 | → |
𨨏的同位素 | 𨭆的同位素 | 䥑的同位素 |
注釋[编辑]
参考文獻[编辑]
- ^ Universal Nuclide Chart. nucleonica. [2012-08-06]. (原始内容存档于2017-02-19).
- ^ Dieter Ackermann. 270Ds and Its Decay Products – Decay Properties and Experimental Masses (PDF). The 4th International conference on the Chemistry and Physics of Transactinide Elements, 5–11 September, Sochi, Russia. 2011-09-08 [2015-11-06]. (原始内容存档 (PDF)于2012-04-17).
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- ^ New darmstadtium isotope discovered at Superheavy Element Factory. Joint Institute for Nuclear Research. 2023-02-27 [2023-03-29]. (原始内容存档于2023-03-29).
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- ^ Utyonkov, V. K.; Brewer, N. T.; Oganessian, Yu. Ts.; Rykaczewski, K. P.; Abdullin, F. Sh.; Dimitriev, S. N.; Grzywacz, R. K.; Itkis, M. G.; Miernik, K.; Polyakov, A. N.; Roberto, J. B.; Sagaidak, R. N.; Shirokovsky, I. V.; Shumeiko, M. V.; Tsyganov, Yu. S.; Voinov, A. A.; Subbotin, V. G.; Sukhov, A. M.; Karpov, A. V.; Popeko, A. G.; Sabel'nikov, A. V.; Svirikhin, A. I.; Vostokin, G. K.; Hamilton, J. H.; Kovrinzhykh, N. D.; Schlattauer, L.; Stoyer, M. A.; Gan, Z.; Huang, W. X.; Ma, L. Neutron-deficient superheavy nuclei obtained in the 240Pu+48Ca reaction. Physical Review C. 2018-01-30, 97 (14320): 014320. Bibcode:2018PhRvC..97a4320U. doi:10.1103/PhysRevC.97.014320 .
- ^ Cox, D. M.; Såmark-Roth, A.; Rudolph, D.; Sarmiento, L. G.; Clark, R. M.; Egido, J. L.; Golubev, P.; Heery, J.; Yakushev, A.; Åberg, S.; Albers, H. M.; Albertsson, M.; Block, M.; Brand, H.; Calverley, T.; Cantemir, R.; Carlsson, B. G.; Düllmann, Ch. E.; Eberth, J.; Fahlander, C.; Forsberg, U.; Gates, J. M.; Giacoppo, F.; Götz, M.; Götz, S.; Herzberg, R.-D.; Hrabar, Y.; Jäger, E.; Judson, D.; Khuyagbaatar, J.; Kindler, B.; Kojouharov, I.; Kratz, J. V.; Krier, J.; Kurz, N.; Lens, L.; Ljungberg, J.; Lommel, B.; Louko, J.; Meyer, C.-C.; Mistry, A.; Mokry, C.; Papadakis, P.; Parr, E.; Pore, J. L.; Ragnarsson, I.; Runke, J.; Schädel, M.; Schaffner, H.; Schausten, B.; Shaughnessy, D. A.; Thörle-Pospiech, P.; Trautmann, N.; Uusitalo, J. Spectroscopy along flerovium decay chains. II. Fine structure in odd-A 289Fl. Physical Review C. 2023-02-06, 107 (2): L021301 [2023-07-01]. doi:10.1103/PhysRevC.107.L021301. (原始内容存档于2023-07-01).
- 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).
- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
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