𨧀的同位素

**主要的𨧀同位素**
33% SF	-
41% α	259Lr
3% ε	263Rf
ε	266Rf
ε	268Rf
83% α	266Lr
←Rf（104）	Sg（106）→

𨧀的同位素

圖表

符號	Z（p ）	N（n ）	同位素質量（u）	半衰期	衰變方式[4][n 1]	衰變產物	原子核自旋
符號	激發能量			半衰期	衰變方式[4][n 1]	衰變產物	原子核自旋
²⁵⁵Db	105	150	255.10707(45)#	1.7(5) s	α (~80%)	²⁵¹Lr
²⁵⁵Db	105	150	255.10707(45)#	1.7(5) s	SF (~20%)	(various)
²⁵⁶Db	105	151	256.10789(26)#	1.9(4) s [1.6(+5−3) s]	α (~64%)	²⁵²Lr
					SF (~0.02%)	(various)
					β⁺ (~36%)	²⁵⁶Rf
²⁵⁷Db	105	152	257.10758(22)#	1.53(17) s [1.50(+19−15) s]	α (>94%)	²⁵³Lr	(9/2+)
					SF (<6%)	(various)
					β⁺ (1%)	²⁵⁷Rf
^257mDb	140(100)# keV			0.67(6) s	α (>87%)	²⁵³Lr	(1/2−)
					SF (<13%)	(various)
					β⁺ (1#%)	²⁵⁷Rf
²⁵⁸Db	105	153	258.10929(33)#	4.5(4) s	α (64%)	²⁵⁴Lr
					β⁺ (36%)	²⁵⁸Rf
					SF (<1%)	(various)
^258mDb[n 2]	60(100)# keV			1.9(5) s	β⁺	²⁵⁸Rf
^258mDb[n 2]	60(100)# keV			1.9(5) s	IT （不常見）	²⁵⁸Db
²⁵⁹Db	105	154	259.10949(6)	0.51(16) s	α	²⁵⁵Lr
²⁶⁰Db	105	155	260.1113(1)#	1.52(13) s	α (>90.4%)	²⁵⁶Lr
					SF (<9.6%)	(various)
					β⁺ (<2.5%)	²⁶⁰Rf
^260mDb[n 2]	200(150)# keV			19 s
²⁶¹Db	105	156	261.11192(12)#	4.5(1.1) s	SF (73%)	(various)
²⁶¹Db	105	156	261.11192(12)#	4.5(1.1) s	α (27%)	²⁵⁷Lr
²⁶²Db	105	157	262.11407(15)#	35(5) s	SF (~67%)	(various)
					α (~30%)	²⁵⁸Lr
					β⁺ (3#%)	²⁶²Rf
²⁶³Db	105	158	263.11499(18)#	29(9) s [27(+10−7) s]	SF (~56%)	(various)
					α (~37%)	²⁵⁹Lr
					β⁺ (~6.9%)[n 3]	²⁶³Rf
²⁶⁶Db[n 4]	105	161	266.12103(30)#	80(70) min	SF	(various)
²⁶⁶Db[n 4]	105	161	266.12103(30)#	80(70) min	ε	²⁶⁶Rf
²⁶⁷Db[n 5]	105	162	267.12247(44)#	4.6(3.7) h	SF	(various)
²⁶⁸Db[n 6]	105	163	268.12567(57)#	30.8(5.0) h	SF (~100%)	(various)
²⁶⁸Db[n 6]	105	163	268.12567(57)#	30.8(5.0) h	ε [n 7]	²⁶⁸Rf
²⁷⁰Db[n 8]	105	165	270.13136(64)#	1.1 (+1.5−0.4) h[5]	SF (17%)	(various)
²⁷⁰Db[n 8]	105	165	270.13136(64)#	1.1 (+1.5−0.4) h[5]	α (83%)	²⁶⁶Lr

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	→
鑪的同位素	𨧀的同位素	𨭎的同位素

註釋

Abbreviations:
EC: Electron capture
IT: Isomeric transition
SF: Spontaneous fission
Existence of this isomer is unconfirmed
Heaviest nuclide known to undergo β⁺ decay
Not directly synthesized, occurs in the decay chain of ²⁸²Nh
Not directly synthesized, occurs in the decay chain of ²⁸⁷Mc
Not directly synthesized, occurs in the decay chain of ²⁸⁸Mc
Heaviest nuclide known to undergo electron capture
Not directly synthesized, occurs in the decay chain of ²⁹⁴Ts

参考文獻

Münzenberg, G.; Gupta, M. : 877. 2011. doi:10.1007/978-1-4419-0720-2_19.
Six New Isotopes of the Superheavy Elements Discovered 页面存档备份，存于. Berkeley Lab. News center. October 26, 2010
Oganessian, Yuri Ts.; Abdullin, F. Sh.; Bailey, P. D.; 等. . Physical Review Letters (American Physical Society). 2010-04-09, 104 (142502) [2018-01-30]. Bibcode:2010PhRvL.104n2502O. PMID 20481935. doi:10.1103/PhysRevLett.104.142502. （原始内容存档于2016-10-18）.
. nucleonica. [2015-11-04]. （原始内容存档于2017-02-19）. .
Khuyagbaatar, J.; Yakushev, A.; Düllmann, Ch. E.; 等. . Physical Review Letters. 2014, 112 (17): 172501 [2015-11-04]. doi:10.1103/PhysRevLett.112.172501. （原始内容存档于2015-11-07）.

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. Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005)页面存档备份，存于.
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, 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 (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.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.

[5] Abbreviations:
EC: Electron capture
IT: Isomeric transition
SF: Spontaneous fission

[ui-6] Existence of this isomer is unconfirmed

[7] Heaviest nuclide known to undergo β⁺ decay

[8] Not directly synthesized, occurs in the decay chain of ²⁸²Nh

[9] Not directly synthesized, occurs in the decay chain of ²⁸⁷Mc

[10] Not directly synthesized, occurs in the decay chain of ²⁸⁸Mc

[11] Heaviest nuclide known to undergo electron capture

[12] Not directly synthesized, occurs in the decay chain of ²⁹⁴Ts

[1] Münzenberg, G.; Gupta, M. : 877. 2011. doi:10.1007/978-1-4419-0720-2_19.

[lifetimes-2] Six New Isotopes of the Superheavy Elements Discovered 页面存档备份，存于. Berkeley Lab. News center. October 26, 2010

[3] Oganessian, Yuri Ts.; Abdullin, F. Sh.; Bailey, P. D.; 等. . Physical Review Letters (American Physical Society). 2010-04-09, 104 (142502) [2018-01-30]. Bibcode:2010PhRvL.104n2502O. PMID 20481935. doi:10.1103/PhysRevLett.104.142502. （原始内容存档于2016-10-18）.

[4] . nucleonica. [2015-11-04]. （原始内容存档于2017-02-19）. .

[13] Khuyagbaatar, J.; Yakushev, A.; Düllmann, Ch. E.; 等. . Physical Review Letters. 2014, 112 (17): 172501 [2015-11-04]. doi:10.1103/PhysRevLett.112.172501. （原始内容存档于2015-11-07）.