鋱的同位素

**主要的鋱同位素**
β−	158Dy
標準原子質量 (Ar, 標準)	158.92535(2)[1];
←Gd（64）	Dy（66）→

鋱（原子量：158.92535(2)）的同位素，其中有1個同位素是穩定的。

圖表

符號	Z（p ）	N（n ）	同位素質量（u）	半衰期[n 1]	衰變方式[2][n 2]	衰變產物[n 3]	原子核自旋	相對豐度（莫耳分率）	相對豐度的變化量（莫耳分率）
符號	激發能量			半衰期[n 1]	衰變方式[2][n 2]	衰變產物[n 3]	原子核自旋	相對豐度（莫耳分率）	相對豐度的變化量（莫耳分率）
¹³⁵Tb	65	70		0.94(+33-22) ms			(7/2-)
¹³⁶Tb	65	71	135.96138(64)#	0.2# s
¹³⁷Tb	65	72	136.95598(64)#	600# ms			11/2-#
¹³⁸Tb	65	73	137.95316(43)#	800# ms [>200 ns]	β⁺	¹³⁸Gd
¹³⁸Tb	65	73	137.95316(43)#	800# ms [>200 ns]	p	¹³⁷Gd
¹³⁹Tb	65	74	138.94829(32)#	1.6(2) s	β⁺	¹³⁹Gd	11/2-#
¹⁴⁰Tb	65	75	139.94581(86)	2.4(2) s	β⁺ (99.74%)	¹⁴⁰Gd	5
¹⁴⁰Tb	65	75	139.94581(86)	2.4(2) s	β⁺, p (.26%)	¹³⁹Eu	5
¹⁴¹Tb	65	76	140.94145(11)	3.5(2) s	β⁺	¹⁴¹Gd	(5/2-)
^141mTb	0(200)# keV			7.9(6) s	β⁺	¹⁴¹Gd	11/2-#
¹⁴²Tb	65	77	141.93874(32)#	597(17) ms	β⁺	¹⁴²Gd	1+
¹⁴²Tb	65	77	141.93874(32)#	597(17) ms	β⁺, p	¹⁴¹Eu	1+
^142m1Tb	280.2(10) keV			303(17) ms	IT (99.5%)	¹⁴²Tb	(5-)
^142m1Tb	280.2(10) keV			303(17) ms	β⁺ (.5%)	¹⁴²Gd	(5-)
^142m2Tb	621.4(11) keV			15(4) µs
¹⁴³Tb	65	78	142.93512(6)	12(1) s	β⁺	¹⁴³Gd	(11/2-)
^143mTb	0(100)# keV			<21 s	β⁺	¹⁴³Gd	5/2+#
¹⁴⁴Tb	65	79	143.93305(3)	~1 s	β⁺	¹⁴⁴Gd	1+
¹⁴⁴Tb	65	79	143.93305(3)	~1 s	β⁺, p （不常見）	¹⁴³Eu	1+
^144m1Tb	396.9(5) keV			4.25(15) s	IT (66%)	¹⁴⁴Tb	(6-)
					β⁺ (34%)	¹⁴⁴Gd
					β⁺, p (<1%)	¹⁴³Eu
^144m2Tb	476.2(5) keV			2.8(3) µs			(8-)
^144m3Tb	517.1(5) keV			670(60) ns			(9+)
^144m4Tb	544.5(6) keV			<300 ns			(10+)
¹⁴⁵Tb	65	80	144.92927(6)	20# min	β⁺	¹⁴⁵Gd	(3/2+)
^145mTb	0(100)# keV			30.9(7) s	β⁺	¹⁴⁵Gd	(11/2-)
¹⁴⁶Tb	65	81	145.92725(5)	8(4) s	β⁺	¹⁴⁶Gd	1+
^146m1Tb	150(100)# keV			24.1(5) s	β⁺	¹⁴⁶Gd	5-
^146m2Tb	930(100)# keV			1.18(2) ms			(10+)
¹⁴⁷Tb	65	82	146.924045(13)	1.64(3) h	β⁺	¹⁴⁷Gd	1/2+#
^147mTb	50.6(9) keV			1.87(5) min	β⁺	¹⁴⁷Gd	(11/2)-
¹⁴⁸Tb	65	83	147.924272(15)	60(1) min	β⁺	¹⁴⁸Gd	2-
^148m1Tb	90.1(3) keV			2.20(5) min	β⁺	¹⁴⁸Gd	(9)+
^148m2Tb	8618.6(10) keV			1.310(7) µs			(27+)
¹⁴⁹Tb	65	84	148.923246(5)	4.118(25) h	β⁺ (83.3%)	¹⁴⁹Gd	1/2+
¹⁴⁹Tb	65	84	148.923246(5)	4.118(25) h	α (16.7%)	¹⁴⁵Eu	1/2+
^149mTb	35.78(13) keV			4.16(4) min	β⁺ (99.97%)	¹⁴⁹Gd	11/2-
^149mTb	35.78(13) keV			4.16(4) min	α (.022%)	¹⁴⁵Eu	11/2-
¹⁵⁰Tb	65	85	149.923660(8)	3.48(16) h	β⁺ (99.95%)	¹⁵⁰Gd	(2-)
¹⁵⁰Tb	65	85	149.923660(8)	3.48(16) h	α (.05%)	¹⁴⁶Eu	(2-)
^150mTb	457(29) keV			5.8(2) min	β⁺	¹⁵⁰Gd	9+
^150mTb	457(29) keV			5.8(2) min	IT （不常見）	¹⁵⁰Tb	9+
¹⁵¹Tb	65	86	150.923103(5)	17.609(1) h	β⁺ (99.99%)	¹⁵¹Gd	1/2(+)
¹⁵¹Tb	65	86	150.923103(5)	17.609(1) h	α (.0095%)	¹⁴⁷Eu	1/2(+)
^151mTb	99.54(6) keV			25(3) s	IT (93.8%)	¹⁵¹Tb	(11/2-)
^151mTb	99.54(6) keV			25(3) s	β⁺ (6.2%)	¹⁵¹Gd	(11/2-)
¹⁵²Tb	65	87	151.92407(4)	17.5(1) h	β⁺	¹⁵²Gd	2-
¹⁵²Tb	65	87	151.92407(4)	17.5(1) h	α (7×10⁻⁷%)	¹⁴⁸Eu	2-
^152m1Tb	342.15(16) keV			0.96 µs			5-
^152m2Tb	501.74(19) keV			4.2(1) min	IT (78.8%)	¹⁵²Tb	8+
^152m2Tb	501.74(19) keV			4.2(1) min	β⁺ (21.2%)	¹⁵²Gd	8+
¹⁵³Tb	65	88	152.923435(5)	2.34(1) d	β⁺	¹⁵³Gd	5/2+
^153mTb	163.175(5) keV			186(4) µs			11/2-
¹⁵⁴Tb	65	89	153.92468(5)	21.5(4) h	β⁺ (99.9%)	¹⁵⁴Gd	0(+#)
¹⁵⁴Tb	65	89	153.92468(5)	21.5(4) h	β⁻ (.1%)	¹⁵⁴Dy	0(+#)
^154m1Tb	12(7) keV			9.4(4) h	β⁺ (78.2%)	¹⁵⁴Gd	3-
					IT (21.8%)	¹⁵⁴Tb
					β⁻ (.1%)	¹⁵⁴Dy
^154m2Tb	200(150)# keV			22.7(5) h			7-
^154m3Tb	0+Z keV			513(42) ns
¹⁵⁵Tb	65	90	154.923505(13)	5.32(6) d	ε	¹⁵⁵Gd	3/2+
¹⁵⁶Tb	65	91	155.924747(5)	5.35(10) d	β⁺	¹⁵⁶Gd	3-
¹⁵⁶Tb	65	91	155.924747(5)	5.35(10) d	β⁻ （不常見）	¹⁵⁶Dy	3-
^156m1Tb	54(3) keV			24.4(10) h	IT	¹⁵⁶Tb	(7-)
^156m2Tb	88.4(2) keV			5.3(2) h			(0+)
¹⁵⁷Tb	65	92	156.9240246(27)	71(7) a	ε	¹⁵⁷Gd	3/2+
¹⁵⁸Tb	65	93	157.9254131(28)	180(11) a	β⁺ (83.4%)	¹⁵⁸Gd	3-
¹⁵⁸Tb	65	93	157.9254131(28)	180(11) a	β⁻ (16.6%)	¹⁵⁸Dy	3-
^158m1Tb	110.3(12) keV			10.70(17) s	IT (99.39%)	¹⁵⁸Tb	0-
					β⁻ (.6%)	¹⁵⁸Dy
					β⁺ (.01%)	¹⁵⁸Gd
^158m2Tb	388.37(15) keV			0.40(4) ms			7-
¹⁵⁹Tb[n 4]	65	94	158.9253468(27)	稳定[n 5]			3/2+	1.0000
¹⁶⁰Tb	65	95	159.9271676(27)	72.3(2) d	β⁻	¹⁶⁰Dy	3-
¹⁶¹Tb[n 4]	65	96	160.9275699(28)	6.906(19) d	β⁻	¹⁶¹Dy	3/2+
¹⁶²Tb	65	97	161.92949(4)	7.60(15) min	β⁻	¹⁶²Dy	1-
¹⁶³Tb	65	98	162.930648(5)	19.5(3) min	β⁻	¹⁶³Dy	3/2+
¹⁶⁴Tb	65	99	163.93335(11)	3.0(1) min	β⁻	¹⁶⁴Dy	(5+)
¹⁶⁵Tb	65	100	164.93488(21)#	2.11(10) min	β⁻	^165mDy	3/2+#
¹⁶⁶Tb	65	101	165.93799(11)	25.6(22) s	β⁻	¹⁶⁶Dy
¹⁶⁷Tb	65	102	166.94005(43)#	19.4(27) s	β⁻	¹⁶⁷Dy	3/2+#
¹⁶⁸Tb	65	103	167.94364(54)#	8.2(13) s	β⁻	¹⁶⁸Dy	4-#
¹⁶⁹Tb	65	104	168.94622(64)#	2# s	β⁻	¹⁶⁹Dy	3/2+#
¹⁷⁰Tb	65	105	169.95025(75)#	3# s	β⁻	¹⁷⁰Dy
¹⁷¹Tb	65	106	170.95330(86)#	500# ms	β⁻	¹⁷¹Dy	3/2+#

備註：畫上#號的數據代表沒有經過實驗的証明，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	→
釓的同位素	鋱的同位素	镝的同位素

註釋

Bold for isotopes with half-lives longer than the age of the universe (nearly stable)
Abbreviations:
ε: Electron capture
IT: Isomeric transition
Bold for stable isotopes, bold italics for nearly stable isotopes (half-life longer than the age of the universe)
Fission product
Theoretically capable of spontaneous fission

参考文獻

Meija, Juris; 等. . Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.
http://www.nucleonica.net/unc.aspx

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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[2] Bold for isotopes with half-lives longer than the age of the universe (nearly stable)

[4] Abbreviations:
ε: Electron capture
IT: Isomeric transition

[5] Bold for stable isotopes, bold italics for nearly stable isotopes (half-life longer than the age of the universe)

[FP-6] Fission product

[7] Theoretically capable of spontaneous fission

[CIAAW2013-1] Meija, Juris; 等. . Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.

[3] ttp://www.nucleonica.net/unc.aspx