锘的同位素

**主要的鍩同位素**
20% β+	253Md
10% β+	254Md
39% β+	255Md
1% β+	257Md
25% ε	259Md
<10% SF	SF
←Md（101）	Lr（103）→

锘的同位素

圖表

符號	Z（p ）	N（n ）	同位素質量（u）	半衰期	衰變方式[1][n 1]	衰變產物	原子核自旋
符號	激發能量			半衰期	衰變方式[1][n 1]	衰變產物	原子核自旋
²⁴⁸No	102	146	248.08655(24)#	<2 µs	0+
²⁴⁹No	102	147	249.0878(3)#	57(12) s [54(+15−10) s]	5/2+#
²⁵⁰No	102	148	250.08756(22)#	5.7(8) s	SF (99.95%)	(various)	0+
					α (.05%)	²⁴⁶Fm
					β⁺ (2.5×10⁻⁴%)	²⁵⁰Md
²⁵¹No	102	149	251.08894(12)#	0.78(2) s	α (89%)	²⁴⁷Fm	7/2+#
					SF (10%)	(various)
					β⁺ (1%)	²⁵¹Md
^251mNo	110(180)# keV			1.7(10) s			9/2−#
²⁵²No	102	150	252.088967(10)	2.27(14) s	α (73.09%)	²⁴⁸Fm	0+
					SF (26.9%)	(various)
					β⁺ (1%)	²⁵²Md
²⁵³No[n 2]	102	151	253.090564(7)	1.62(15) min	α (80%)	²⁴⁹Fm	(9/2−)#
					β⁺ (20%)	²⁵³Md
					SF (10⁻³%)	(various)
^253mNo	129(19) keV			31 s			5/2+#
²⁵⁴No	102	152	254.090956(11)	51(10) s	α (89.3%)	²⁵⁰Fm	0+
					β⁺ (10%)	²⁵⁴Md
					SF (.31%)	(various)
^254mNo	500(100)# keV			0.28(4) s	IT (80%)	²⁵⁴No	0+
^254mNo	500(100)# keV			0.28(4) s	α (20%)	²⁵⁰Fm	0+
²⁵⁵No	102	153	255.093191(16)	3.1(2) min	α (61.4%)	²⁵¹Fm	(1/2+)
²⁵⁵No	102	153	255.093191(16)	3.1(2) min	β⁺ (38.6%)	²⁵⁵Md	(1/2+)
²⁵⁶No	102	154	256.094283(8)	2.91(5) s	α (99.44%)	²⁵²Fm	0+
					SF (.55%)	(various)
					ε (.01%)	²⁵⁶Md
²⁵⁷No	102	155	257.096888(7)	25(2) s	α (99%)	²⁵³Fm	(7/2+)
²⁵⁷No	102	155	257.096888(7)	25(2) s	β⁺ (1%)	²⁵⁷Md	(7/2+)
²⁵⁸No	102	156	258.09821(11)#	1.2(2) ms	SF (99.99%)	(various)	0+
					α (.01%)	²⁵⁴Fm
					β⁺β⁺ （不常見）	²⁵⁸Fm
²⁵⁹No	102	157	259.10103(11)#	58(5) min	α (75%)	²⁵⁵Fm	(9/2+)#
					ε (25%)	²⁵⁹Md
					SF (10%)	(various)
²⁶⁰No	102	158	260.10264(22)#	106(8) ms	SF	(various)	0+
²⁶¹No	102	159	261.10570(22)#	170# min[n 3]	α	²⁵⁷Fm	3/2+#
²⁶²No[n 4]	102	160	262.10746(39)#	~5 ms	SF	(various)	0+
²⁶³No	102	161	263.11072(53)#	20# min[n 3]	α	²⁵⁹Fm
²⁶⁴No	102	162	264.11273(70)#	1# min[n 3]	α	²⁶⁰Fm	0+

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	→
钔的同位素	锘的同位素	鐒的同位素

註釋

Abbreviations:
EC: Electron capture
IT: Isomeric transition
SF: Spontaneous fission
Not directly synthesized, occurs as decay product of ²⁵⁷Rf
Undiscovered isotope, predicted values.
Not directly synthesized, occurs as decay product of ²⁶²Lr

参考文獻

. nucleonica. [2015-11-03]. （原始内容存档于2017-02-19）. .

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.

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

[3] Not directly synthesized, occurs as decay product of ²⁵⁷Rf

[und-4] Undiscovered isotope, predicted values.

[5] Not directly synthesized, occurs as decay product of ²⁶²Lr

[1] . nucleonica. [2015-11-03]. （原始内容存档于2017-02-19）. .