鐿（原子量：173.045(10)）的同位素，其中有7個同位素是在觀測上穩定的。
圖表
|-
| 148Yb
| style="text-align:right" | 70
| style="text-align:right" | 78
| 147.96742(64)#
| 250# ms
|
| 148Tm
| 0+
|
|
|-
| 149Yb
| style="text-align:right" | 70
| style="text-align:right" | 79
| 148.96404(54)#
| 0.7(2) s
|
| 149Tm
| (1/2+,3/2+)
|
|
|-
| 150Yb
| style="text-align:right" | 70
| style="text-align:right" | 80
| 149.95842(43)#
| 700# ms [>200 ns]
|
| 150Tm
| 0+
|
|
|-
| rowspan=2|151Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 81
| rowspan=2|150.95540(32)
| rowspan=2|1.6(5) s
|
| 151Tm
| rowspan=2|(1/2+)
| rowspan=2|
| rowspan=2|
|-
| , （不常見）
| 150Er
|-
| rowspan=2 style="text-indent:1em" | 151m1Yb
| rowspan=2 colspan="3" style="text-indent:2em" | 750(100)# keV
| rowspan=2|1.6(5) s
|
| 151Tm
| rowspan=2|(11/2-)
| rowspan=2|
| rowspan=2|
|-
| , （不常見）
| 150Er
|-
| style="text-indent:1em" | 151m2Yb
| colspan="3" style="text-indent:2em" | 1790(500)# keV
| 2.6(7) µs
|
|
| 19/2-#
|
|
|-
| style="text-indent:1em" | 151m3Yb
| colspan="3" style="text-indent:2em" | 2450(500)# keV
| 20(1) µs
|
|
| 27/2-#
|
|
|-
| rowspan=2|152Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 82
| rowspan=2|151.95029(22)
| rowspan=2|3.04(6) s
|
| 152Tm
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| , （不常見）
| 151Er
|-
| rowspan=3|153Yb
| rowspan=3 style="text-align:right" | 70
| rowspan=3 style="text-align:right" | 83
| rowspan=3|152.94948(21)#
| rowspan=3|4.2(2) s
| (50%)
| 149Er
| rowspan=3|7/2-#
| rowspan=3|
| rowspan=3|
|-
| (50%)
| 153Tm
|-
| , (.008%)
| 152Er
|-
| style="text-indent:1em" | 153mYb
| colspan="3" style="text-indent:2em" | 2700(100) keV
| 15(1) µs
|
|
| (27/2-)
|
|
|-
| rowspan=2|154Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 84
| rowspan=2|153.946394(19)
| rowspan=2|0.409(2) s
| (92.8%)
| 150Er
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (7.119%)
| 154Tm
|-
| rowspan=2|155Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 85
| rowspan=2|154.945782(18)
| rowspan=2|1.793(19) s
| (89%)
| 151Er
| rowspan=2|(7/2-)
| rowspan=2|
| rowspan=2|
|-
| (11%)
| 155Tm
|-
| rowspan=2|156Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 86
| rowspan=2|155.942818(12)
| rowspan=2|26.1(7) s
| (90%)
| 156Tm
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (10%)
| 152Er
|-
| rowspan=2|157Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 87
| rowspan=2|156.942628(11)
| rowspan=2|38.6(10) s
| (99.5%)
| 157Tm
| rowspan=2|7/2-
| rowspan=2|
| rowspan=2|
|-
| (.5%)
| 153Er
|-
| rowspan=2|158Yb
| rowspan=2 style="text-align:right" | 70
| rowspan=2 style="text-align:right" | 88
| rowspan=2|157.939866(9)
| rowspan=2|1.49(13) min
| (99.99%)
| 158Tm
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (.0021%)
| 154Er
|-
| 159Yb
| style="text-align:right" | 70
| style="text-align:right" | 89
| 158.94005(2)
| 1.67(9) min
|
| 159Tm
| 5/2(-)
|
|
|-
| 160Yb
| style="text-align:right" | 70
| style="text-align:right" | 90
| 159.937552(18)
| 4.8(2) min
|
| 160Tm
| 0+
|
|
|-
| 161Yb
| style="text-align:right" | 70
| style="text-align:right" | 91
| 160.937902(17)
| 4.2(2) min
|
| 161Tm
| 3/2-
|
|
|-
| 162Yb
| style="text-align:right" | 70
| style="text-align:right" | 92
| 161.935768(17)
| 18.87(19) min
|
| 162Tm
| 0+
|
|
|-
| 163Yb
| style="text-align:right" | 70
| style="text-align:right" | 93
| 162.936334(17)
| 11.05(25) min
|
| 163Tm
| 3/2-
|
|
|-
| 164Yb
| style="text-align:right" | 70
| style="text-align:right" | 94
| 163.934489(17)
| 75.8(17) min
|
| 164Tm
| 0+
|
|
|-
| 165Yb
| style="text-align:right" | 70
| style="text-align:right" | 95
| 164.93528(3)
| 9.9(3) min
|
| 165Tm
| 5/2-
|
|
|-
| 166Yb
| style="text-align:right" | 70
| style="text-align:right" | 96
| 165.933882(9)
| 56.7(1) h
|
| 166Tm
| 0+
|
|
|-
| 167Yb
| style="text-align:right" | 70
| style="text-align:right" | 97
| 166.934950(5)
| 17.5(2) min
|
| 167Tm
| 5/2-
|
|
|-
| 168Yb
| style="text-align:right" | 70
| style="text-align:right" | 98
| 167.933897(5)
| colspan=3 align=center|觀測上穩定
| 0+
| 0.0013(1)
|
|-
| 169Yb
| style="text-align:right" | 70
| style="text-align:right" | 99
| 168.935190(5)
| 32.026(5) d
|
| 169Tm
| 7/2+
|
|
|-
| style="text-indent:1em" | 169mYb
| colspan="3" style="text-indent:2em" | 24.199(3) keV
| 46(2) s
| IT
| 169Yb
| 1/2-
|
|
|-
| 170Yb
| style="text-align:right" | 70
| style="text-align:right" | 100
| 169.9347618(26)
| colspan=3 align=center|觀測上穩定
| 0+
| 0.0304(15)
|
|-
| style="text-indent:1em" | 170mYb
| colspan="3" style="text-indent:2em" | 1258.46(14) keV
| 370(15) ns
|
|
| 4-
|
|
|-
| 171Yb
| style="text-align:right" | 70
| style="text-align:right" | 101
| 170.9363258(26)
| colspan=3 align=center|觀測上穩定
| 1/2-
| 0.1428(57)
|
|-
| style="text-indent:1em" | 171m1Yb
| colspan="3" style="text-indent:2em" | 95.282(2) keV
| 5.25(24) ms
| IT
| 171Yb
| 7/2+
|
|
|-
| style="text-indent:1em" | 171m2Yb
| colspan="3" style="text-indent:2em" | 122.416(2) keV
| 265(20) ns
|
|
| 5/2-
|
|
|-
| 172Yb
| style="text-align:right" | 70
| style="text-align:right" | 102
| 171.9363815(26)
| colspan=3 align=center|觀測上穩定
| 0+
| 0.2183(67)
|
|-
| 173Yb
| style="text-align:right" | 70
| style="text-align:right" | 103
| 172.9382108(26)
| colspan=3 align=center|觀測上穩定
| 5/2-
| 0.1613(27)
|
|-
| style="text-indent:1em" | 173mYb
| colspan="3" style="text-indent:2em" | 398.9(5) keV
| 2.9(1) µs
|
|
| 1/2-
|
|
|-
| 174Yb
| style="text-align:right" | 70
| style="text-align:right" | 104
| 173.9388621(26)
| colspan=3 align=center|觀測上穩定
| 0+
| 0.3183(92)
|
|-
| 175Yb
| style="text-align:right" | 70
| style="text-align:right" | 105
| 174.9412765(26)
| 4.185(1) d
|
| 175Lu
| 7/2-
|
|
|-
| style="text-indent:1em" | 175mYb
| colspan="3" style="text-indent:2em" | 514.865(4) keV
| 68.2(3) ms
|
|
| 1/2-
|
|
|-
| 176Yb
| style="text-align:right" | 70
| style="text-align:right" | 106
| 175.9425717(28)
| colspan=3 align=center|觀測上穩定
| 0+
| 0.1276(41)
|
|-
| style="text-indent:1em" | 176mYb
| colspan="3" style="text-indent:2em" | 1050.0(3) keV
| 11.4(3) s
|
|
| (8)-
|
|
|-
| 177Yb
| style="text-align:right" | 70
| style="text-align:right" | 107
| 176.9452608(28)
| 1.911(3) h
|
| 177Lu
| (9/2+)
|
|
|-
| style="text-indent:1em" | 177mYb
| colspan="3" style="text-indent:2em" | 331.5(3) keV
| 6.41(2) s
| IT
| 177Yb
| (1/2-)
|
|
|-
| 178Yb
| style="text-align:right" | 70
| style="text-align:right" | 108
| 177.946647(11)
| 74(3) min
|
| 178Lu
| 0+
|
|
|-
| 179Yb
| style="text-align:right" | 70
| style="text-align:right" | 109
| 178.95017(32)#
| 8.0(4) min
|
| 179Lu
| (1/2-)
|
|
|-
| 180Yb
| style="text-align:right" | 70
| style="text-align:right" | 110
| 179.95233(43)#
| 2.4(5) min
|
| 180Lu
| 0+
|
|
|-
| 181Yb
| style="text-align:right" | 70
| style="text-align:right" | 111
| 180.95615(43)#
| 1# min
|
| 181Lu
| 3/2-#
|
|
|-
| 182Yb
| style="text-align:right" | 70
| style="text-align:right" | 112
| 181.95824(43)#
| 30# s [>300 ns]
| β−?
| 182Lu?
| 0+
|
|
|-
| 183Yb
| style="text-align:right" | 70
| style="text-align:right" | 113
| 182.96243(43)#
| 30# s [>300 ns]
| β−?
| 183Lu?
| 3/2−#
|
|
|-
| 184Yb
| style="text-align:right" | 70
| style="text-align:right" | 114
| 183.96500(54)#
| 7# s [>300 ns]
| β−?
| 184Lu?
| 0+
|
|
|-
| 185Yb
| style="text-align:right" | 70
| style="text-align:right" | 115
| 184.96943(54)#
| 5# s [>300 ns]
| β−?
| 185Lu?
| 9/2−#
|
|
|-
| 186Yb
| style="text-align:right" | 70
| style="text-align:right" | 116
|
|
|
|
| 0+
|
|
|-
| 187Yb
| style="text-align:right" | 70
| style="text-align:right" | 117
|
|
|
|
|
|
|
|}
参考文獻
- Isotope masses from [https://web.archive.org/web/20080923134436/http://www.nndc.bnl.gov/amdc/index.html 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 [http://www.iupac.org/publications/pac/2003/7506/7506x0683.html Atomic weights of the elements. Review 2000 (IUPAC Technical Report)] . Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and [http://www.iupac.org/news/archives/2005/atomic-weights_revised05.html 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. [http://amdc.in2p3.fr/web/nubase_en.html 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 [http://www.nndc.bnl.gov/nudat2/ 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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