鈇的同位素
※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 | |||||||
284Fl[6][4][5] | 114 | 170 | 2.5 ms | SF | (variable) | 0+ | |
285Fl[4][5] | 114 | 171 | 285.18364(47)# | 150 ms[6] | α | 281Cn | 3/2+# |
286Fl[n 2] | 114 | 172 | 286.18424(71)# | 130 ms | SF (60%)[n 3] | (variable) | 0+ |
α (40%) | 282Cn | ||||||
287Fl | 114 | 173 | 287.18678(66)# | 510(+180-100) ms | α | 283Cn | |
287mFl[n 4] | 5.5# s | α# | 283Cn# | ||||
288Fl | 114 | 174 | 288.18757(91)# | 0.8(+27−16) s | α | 284Cn | 0+ |
289Fl | 114 | 175 | 289.19042(60)# | 2.6(+12−7) s | α | 285Cn | 5/2+# |
289mFl[n 4] | 1.1# min | α# | 285Cn# |
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 | → |
鉨的同位素 | 鈇的同位素 | 鏌的同位素 |
註釋编辑
- ^ Abbreviations:
SF: Spontaneous fission - ^ Not directly synthesized, produced in decay chain of 294Uuo
- ^ Heaviest nuclide known to undergo spontaneous fission
- ^ 4.0 4.1 Existence of this isomer is uncertain
参考文獻编辑
- ^ Hofmann, S.; Heinz, S.; Mann, R.; Maurer, J.; Münzenberg, G.; Antalic, S.; Barth, W.; Burkhard, H. G.; Dahl, L.; Eberhardt, K.; Grzywacz, R.; Hamilton, J. H.; Henderson, R. A.; Kenneally, J. M.; Kindler, B.; Kojouharov, I.; Lang, R.; Lommel, B.; Miernik, K.; Miller, D.; Moody, K. J.; Morita, K.; Nishio, K.; Popeko, A. G.; Roberto, J. B.; Runke, J.; Rykaczewski, K. P.; Saro, S.; Scheidenberger, C.; Schött, H. J.; Shaughnessy, D. A.; Stoyer, M. A.; Thörle-Popiesch, P.; Tinschert, K.; Trautmann, N.; Uusitalo, J.; Yeremin, A. V. Review of even element super-heavy nuclei and search for element 120. The European Physics Journal A. 2016, 2016 (52). doi:10.1140/epja/i2016-16180-4.
- ^ Kaji, Daiya; Morita, Kosuke; Morimoto, Kouji; Haba, Hiromitsu; Asai, Masato; Fujita, Kunihiro; Gan, Zaiguo; Geissel, Hans; Hasebe, Hiroo; Hofmann, Sigurd; Huang, MingHui; Komori, Yukiko; Ma, Long; Maurer, Joachim; Murakami, Masashi; Takeyama, Mirei; Tokanai, Fuyuki; Tanaka, Taiki; Wakabayashi, Yasuo; Yamaguchi, Takayuki; Yamaki, Sayaka; Yoshida, Atsushi. Study of the Reaction 48Ca + 248Cm → 296Lv* at RIKEN-GARIS. Journal of the Physical Society of Japan. 2017, 86: 034201–1–7. doi:10.7566/JPSJ.86.034201.
- ^ Hofmann, S.; Heinz, S.; Mann, R.; Maurer, J.; Münzenberg, G.; Antalic, S.; Barth, W.; Burkhard, H. G.; Dahl, L.; Eberhardt, K.; Grzywacz, R.; Hamilton, J. H.; Henderson, R. A.; Kenneally, J. M.; Kindler, B.; Kojouharov, I.; Lang, R.; Lommel, B.; Miernik, K.; Miller, D.; Moody, K. J.; Morita, K.; Nishio, K.; Popeko, A. G.; Roberto, J. B.; Runke, J.; Rykaczewski, K. P.; Saro, S.; Schneidenberger, C.; Schött, H. J.; Shaughnessy, D. A.; Stoyer, M. A.; Thörle-Pospiech, P.; Tinschert, K.; Trautmann, N.; Uusitalo, J.; Yeremin, A. V. Remarks on the Fission Barriers of SHN and Search for Element 120. (编) Peninozhkevich, Yu. E.; Sobolev, Yu. G. Exotic Nuclei: EXON-2016 Proceedings of the International Symposium on Exotic Nuclei. Exotic Nuclei: 155–164. 2016. ISBN 9789813226555.
- ^ 4.0 4.1 4.2 4.3 Utyonkov, V.K. et al. (2015) Synthesis of superheavy nuclei at limits of stability: 239,240Pu + 48Ca and 249–251Cf + 48Ca reactions 页面存档备份,存于互联网档案馆. Super Heavy Nuclei International Symposium, Texas A & M University, College Station TX, USA, March 31 – April 02, 2015 引用错误:带有name属性“Utyonkov”的
<ref>
标签用不同内容定义了多次 - ^ 5.0 5.1 5.2 5.3 Utyonkov, V. K.; Brewer, N. T.; Oganessian, Yu. Ts.; Rykaczewski, K. P.; Abdullin, F. Sh.; Dmitriev, 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.; Sabel'nikov, A. V.; Vostokin, G. K.; Hamilton, J. H.; Stoyer, M. A.; Strauss, S. Y. Experiments on the synthesis of superheavy nuclei 284Fl and 285Fl in the 239,240Pu + 48Ca reactions. Physical Review C. 15 September 2015, 92 (3): 034609. Bibcode:2015PhRvC..92c4609U. doi:10.1103/PhysRevC.92.034609. 引用错误:带有name属性“284Fl”的
<ref>
标签用不同内容定义了多次 - ^ 6.0 6.1 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 [2015-11-16]. (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.