鑪的同位素

注意：本页有Unihan扩展B区汉字：「𨧀」，這些字符可能會错误显示，詳见Unicode扩展汉字。

鑪的同位素均具有放射性。

主要的鑪同位素

同位素 衰變 丰度 半衰期 (t1/2) 方式 能量 （MeV） 產物 ^261Rf syn 70 秒^[1] >80% α 8.28 ^257No（英语：nobelium-257） <15% ε ^261Lr（英语：lawrencium-261） <10% SF - ^263Rf syn 15 分鐘^[1] <100% SF - ~30% α 7.90 ? ^259No（英语：nobelium-259） ^265Rf syn 1.0+1.2 −0.3 分鐘​^[2]^[3] SF - ^266Rf syn 23 秒? SF - ^267Rf syn 1.3 小時^[1] SF -

←Lr（103） Db（105）→

查看 讨论 编辑

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
	激發能量
^253Rf	104	149	253.10044(44)#	13(5) ms	SF (51%)	(various)	(7/2)(+#)
					α (49%)	^249No
^253mRf	200(150)# keV			52(14) µs [48(+17−10) µs]	SF	(various)	(1/2)(−#)
^254Rf	104	150	254.10005(30)#	23(3) µs	SF (99.7%)	(various)	0+
					α (.3%)	^250No
^255Rf	104	151	255.10127(12)#	1.64(11) s	SF (52%)	(various)	(9/2−)#
					α (48%)	^251No
^256Rf	104	152	256.101152(19)	6.45(14) ms	SF (96%)	(various)	0+
					α (6%)	^252No
^257Rf	104	153	257.102918(12)#	4.7(3) s	α (79%)	^253No	(1/2+)
					β^+ (18%)	^257Lr
					SF (2.4%)	(various)
^257mRf	114(17) keV			3.9(4) s			(11/2−)
^258Rf	104	154	258.10343(3)	12(2) ms	SF (87%)	(various)	0+
					α (13%)	^254No
^259Rf	104	155	259.10560(8)#	2.8(4) s	α (93%)	^255No	7/2+#
					SF (7%)	(various)
					β^+ (.3%)	^259Lr
^260Rf	104	156	260.10644(22)#	21(1) ms	SF (98%)	(various)	0+
					α (2%)	^256No
^261Rf	104	157	261.10877(5)	68 s^[5]	α (76%)	^257No	9/2+#
					β^+ (14%)	^261Lr
					SF (10%)	(various)
^261mRf	70(100)# keV			1.9(4) s^[6]	SF (73%)	(various)	3/2+#
					α (27%)	^257No
^262Rf	104	158	262.10993(24)#	2.3(4) s	SF (99.2%)	(various)	0+
					α (.8%)	^258No
^262mRf	600(400)# keV			47(5) ms	SF	(various)	high
^263Rf	104	159	263.1125(2)#	11(3) min	SF (70%)	(various)	3/2+#
					α (30%)	^259No
^264Rf	104	160	264.11388(39)#	1# h	SF	(various)	0+
^265Rf^[n 2]	104	161	265.11668(39)#	1.0 min^[7]	SF	(various)
^266Rf^[n 3]^[n 4]	104	162	266.11817(50)#	10# h			0+
^267Rf^[n 5]	104	163	267.12179(62)#	1.3 h	SF	(various)
^268Rf^[n 3]^[n 6]	104	164	268.12397(77)#	1# h			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	→
鐒的同位素	鑪的同位素	𨧀的同位素

註釋

1. Abbreviations:
   EC: Electron capture
   SF: Spontaneous fission
2. Not directly synthesized, occurs in decay chain of ²⁸⁵Fl
3. Discovery of this isotope is unconfirmed
4. Not directly synthesized, occurs in decay chain of ²⁸²Nh
5. Not directly synthesized, occurs in decay chain of ²⁸⁷Fl
6. Not directly synthesized, occurs in decay chain of ²⁸⁸Mc

参考文獻

1. Sonzogni, Alejandro. . National Nuclear Data Center: Brookhaven National Laboratory. [2008-06-06]. （原始内容存档于2007-07-23）. 
2. Ellison, P.; Gregorich, K.; Berryman, J.; Bleuel, D.; Clark, R.; Dragojević, I.; Dvorak, J.; Fallon, P.; Fineman-Sotomayor, C.; et al. New Superheavy Element Isotopes: ${\displaystyle ^{242}Pu(^{48}Ca,5n)^{285}114}$ . Physical Review Letters. 2010, 105 (18): 182701. Bibcode:2010PhRvL.105r2701E. PMID 21231101. doi:10.1103/PhysRevLett.105.182701. 
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). doi:10.1103/PhysRevC.92.034609. 
4. . [2015-11-04]. （原始内容存档于2017-02-19）. 
5. (PDF). [2014-10-07]. （原始内容 (PDF)存档于2014-10-11）. 
6. http://journals.aps.org/prc/pdf/10.1103/PhysRevC.83.034602
7. V. K. Utyonkov. (PDF). Super Heavy Nuclei International Symposium, Texas A & M University, College Station TX, USA. March 31 – April 2, 2015 [2015-11-04]. （原始内容 (PDF)存档于2015-06-06）. 

• Isotope masses from 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.