出典: フリー百科事典『ウィキペディア(Wikipedia)』
ニホニウム (Nh ) は、安定同位体 を持たないため標準原子量 は定められない。
同位体核種
Z(p )
N(n )
同位体質量 (u )
半減期
核スピン数
天然存在比
天然存在比 (範囲)
励起エネルギー
278 Nh
113
165
0.344ms
282 Nh
113
169
73ms
283 Nh
113
170
283.17645(78)#
100(+490-45)ms
284 Nh
113
171
284.17808(86)#
0.48(+58-17)s
285 Nh
113
172
285.17873(105)#
2#min
286 Nh
113
173
286.18048(101)#
5#min
287 Nh
113
174
287.18105(90)#
20#min
参考文献 [ 編集 ]
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.