Uue嘅同位素
喺Uue嘅同位素中,重未有任何一個被合成嘅。
質量數1700以內,而質子數係100≤Z≤130原子嘅α-衰變半衰期,可以用包埋α-衰變 Q值嘅量子隧道模型去計算[1][2][3]。推算291Uue-307Uue嘅α-衰變半衰期都係以微秒計。由呢個方法推算,α衰變半衰期最長嘅係294Uue,大概係485微秒(差唔多半毫秒)。而302Uue就係大概163微秒。
喺穩定島理論中幻數有2、8、20、28、50、82、126、184,303Uue有184個中子,係幻數,或者會較為穩定。
圖表
編輯符號 | Z(p) | N(n) | 質量(原子質量單位) | 半衰期 | 衰變方式 | 衰變產物 | 原子核自旋 | 相對豐度 | 相對豐度嘅變化率 |
---|---|---|---|---|---|---|---|---|---|
293Uue(預測)[1] | 119 | 174 | (293) | ~1–10 μs | α衰變 | 289Uus | |||
294Uue(預測)[4] | 119 | 175 | (294) | 0.5 ms | α衰變 | 290Uus | |||
295Uue(預測)[5] | 119 | 176 | (295) | 0.2 ms | α衰變 | 291Uus | |||
296Uue(預測)[5] | 119 | 177 | (296) | 0.2 ms | α衰變 | 292Uus |
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。
參考
編輯- ↑ 1.0 1.1 C. Samanta, P. Roy Chowdhury and D.N. Basu (2007). "Predictions of alpha decay half lives of heavy and superheavy elements". Nucl. Phys. A. 789: 142–154. Bibcode:2007NuPhA.789..142S. doi:10.1016/j.nuclphysa.2007.04.001.
- ↑ P. Roy Chowdhury, C. Samanta, and D. N. Basu (2008). "Search for long lived heaviest nuclei beyond the valley of stability". Phys. Rev. C. 77 (4): 044603. Bibcode:2008PhRvC..77d4603C. doi:10.1103/PhysRevC.77.044603.
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: CS1 maint: multiple names: 作者名單 (link) - ↑ P. Roy Chowdhury, C. Samanta, and D. N. Basu (2008). "Nuclear half-lives for α -radioactivity of elements with 100 ≤ Z ≤ 130". At. Data & Nucl. Data Tables. 94 (6): 781–806. Bibcode:2008ADNDT..94..781C. doi:10.1016/j.adt.2008.01.003.
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: CS1 maint: multiple names: 作者名單 (link) - ↑ Haire, Richard G. (2006). "Transactinides and the future elements". 出自 Morss; Edelstein, Norman M.; Fuger, Jean (編). The Chemistry of the Actinide and Transactinide Elements (第3版). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1.
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: CS1 maint: ref duplicates default (link) - ↑ 5.0 5.1 〈存档副本〉 (PDF)。原著 (PDF)喺2013年12月3號歸檔。喺2013年5月3號搵到。
- 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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