鍶的同位素

鍶（，原子量：87.62(1)）共有39個同位素，其中有4個同位素是的。

圖表
|-
| rowspan=2|
| rowspan=2 style="text-align:right" |38
| rowspan=2 style="text-align:right" | 35
| rowspan=2|72.96597(64)#
| rowspan=2|>25 ms
| (>99.9%)
| 73Rb
| rowspan=2|1/2-#
| rowspan=2|
| rowspan=2|
|-
| , (72Kr
|-
| 74Sr
| style="text-align:right" | 38
| style="text-align:right" | 36
| 73.95631(54)#
| 50# ms [>1.5 µs]
|
| 74Rb
| 0+
|
|
|-
| rowspan=2|75Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 37
| rowspan=2|74.94995(24)
| rowspan=2|88(3) ms
| (93.5%)
| 75Rb
| rowspan=2|(3/2-)
| rowspan=2|
| rowspan=2|
|-
| , (6.5%)
| 74Kr
|-
| 76Sr
| style="text-align:right" | 38
| style="text-align:right" | 38
| 75.94177(4)
| 7.89(7) s
|
| 76Rb
| 0+
|
|
|-
| rowspan=2|77Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 39
| rowspan=2|76.937945(10)
| rowspan=2|9.0(2) s
| (99.75%)
| 77Rb
| rowspan=2|5/2+
| rowspan=2|
| rowspan=2|
|-
| , (.25%)
| 76Kr
|-
| 78Sr
| style="text-align:right" | 38
| style="text-align:right" | 40
| 77.932180(8)
| 159(8) s
|
| 78Rb
| 0+
|
|
|-
| 79Sr
| style="text-align:right" | 38
| style="text-align:right" | 41
| 78.929708(9)
| 2.25(10) min
|
| 79Rb
| 3/2(-)
|
|
|-
| 80Sr
| style="text-align:right" | 38
| style="text-align:right" | 42
| 79.924521(7)
| 106.3(15) min
|
| 80Rb
| 0+
|
|
|-
| 81Sr
| style="text-align:right" | 38
| style="text-align:right" | 43
| 80.923212(7)
| 22.3(4) min
|
| 81Rb
| 1/2-
|
|
|-
| 82Sr
| style="text-align:right" | 38
| style="text-align:right" | 44
| 81.918402(6)
| 25.36(3) d
|
| 82Rb
| 0+
|
|
|-
| 83Sr
| style="text-align:right" | 38
| style="text-align:right" | 45
| 82.917557(11)
| 32.41(3) h
|
| 83Rb
| 7/2+
|
|
|-
| style="text-indent:1em" | 83mSr
| colspan="3" style="text-indent:2em" | 259.15(9) keV
| 4.95(12) s
| IT
| 83Sr
| 1/2-
|
|
|-
| 84Sr
| style="text-align:right" | 38
| style="text-align:right" | 46
| 83.913425(3)
| colspan=3 align=center|觀測上穩定
| 0+
| 0.0056(1)
| 0.0055-0.0058
|-
| 85Sr
| style="text-align:right" | 38
| style="text-align:right" | 47
| 84.912933(3)
| 64.853(8) d
|
| 85Rb
| 9/2+
|
|
|-
| rowspan=2 style="text-indent:1em" | 85mSr
| rowspan=2 colspan="3" style="text-indent:2em" | 238.66(6) keV
| rowspan=2|67.63(4) min
| IT (86.6%)
| 85Sr
| rowspan=2|1/2-
| rowspan=2|
| rowspan=2|
|-
| (13.4%)
| 85Rb
|-
| 86Sr
| style="text-align:right" | 38
| style="text-align:right" | 48
| 85.9092607309(91)
| colspan=3 align=center|**'
| 0+
| 0.0986(1)
| 0.0975-0.0999
|-
| style="text-indent:1em" | 86mSr
| colspan="3" style="text-indent:2em" | 2955.68(21) keV
| 455(7) ns
|
|
| 8+
|
|
|-
| 87Sr
| style="text-align:right" | 38
| style="text-align:right" | 49
| 86.9088774970(91)
| colspan=3 align=center|**'
| 9/2+
| 0.0700(1)
| 0.0694-0.0714
|-
| rowspan=2 style="text-indent:1em" | 87mSr
| rowspan=2 colspan="3" style="text-indent:2em" | 388.533(3) keV
| rowspan=2|2.815(12) h
| IT (99.7%)
| 87Sr
| rowspan=2|1/2-
| rowspan=2|
| rowspan=2|
|-
| (.3%)
| 87Rb
|-
|
| style="text-align:right" | 38
| style="text-align:right" | 50
| 87.9056122571(97)
| colspan=3 align=center|**'
| 0+
| 0.8258(1)
| 0.8229-0.8275
|-
| 89Sr
| style="text-align:right" | 38
| style="text-align:right" | 51
| 88.9074507(12)
| 50.57(3) d
|
| 89Y
| 5/2+
|
|
|-
|
| style="text-align:right" | 38
| style="text-align:right" | 52
| 89.907738(3)
| 28.90(3) y
|
| 90Y
| 0+
|
|
|-
| 91Sr
| style="text-align:right" | 38
| style="text-align:right" | 53
| 90.910203(5)
| 9.63(5) h
|
| 91Y
| 5/2+
|
|
|-
| 92Sr
| style="text-align:right" | 38
| style="text-align:right" | 54
| 91.911038(4)
| 2.66(4) h
|
| 92Y
| 0+
|
|
|-
| 93Sr
| style="text-align:right" | 38
| style="text-align:right" | 55
| 92.914026(8)
| 7.423(24) min
|
| 93Y
| 5/2+
|
|
|-
| 94Sr
| style="text-align:right" | 38
| style="text-align:right" | 56
| 93.915361(8)
| 75.3(2) s
|
| 94Y
| 0+
|
|
|-
| 95Sr
| style="text-align:right" | 38
| style="text-align:right" | 57
| 94.919359(8)
| 23.90(14) s
|
| 95Y
| 1/2+
|
|
|-
| 96Sr
| style="text-align:right" | 38
| style="text-align:right" | 58
| 95.921697(29)
| 1.07(1) s
|
| 96Y
| 0+
|
|
|-
| rowspan=2|97Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 59
| rowspan=2|96.926153(21)
| rowspan=2|429(5) ms
| (99.95%)
| 97Y
| rowspan=2|1/2+
| rowspan=2|
| rowspan=2|
|-
| , (.05%)
| 96Y
|-
| style="text-indent:1em" | 97m1Sr
| colspan="3" style="text-indent:2em" | 308.13(11) keV
| 170(10) ns
|
|
| (7/2)+
|
|
|-
| style="text-indent:1em" | 97m2Sr
| colspan="3" style="text-indent:2em" | 830.8(2) keV
| 255(10) ns
|
|
| (11/2-)#
|
|
|-
| rowspan=2|98Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 60
| rowspan=2|97.928453(28)
| rowspan=2|0.653(2) s
| (99.75%)
| 98Y
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| , (.25%)
| 97Y
|-
| rowspan=2|99Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 61
| rowspan=2|98.93324(9)
| rowspan=2|0.269(1) s
| (99.9%)
| 99Y
| rowspan=2|3/2+
| rowspan=2|
| rowspan=2|
|-
| , (.1%)
| 98Y
|-
| rowspan=2|100Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 62
| rowspan=2|99.93535(14)
| rowspan=2|202(3) ms
| (99.02%)
| 100Y
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| , (.98%)
| 99Y
|-
| rowspan=2|101Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 63
| rowspan=2|100.94052(13)
| rowspan=2|118(3) ms
| (97.63%)
| 101Y
| rowspan=2|(5/2-)
| rowspan=2|
| rowspan=2|
|-
| , (2.37%)
| 100Y
|-
| rowspan=2|102Sr
| rowspan=2 style="text-align:right" | 38
| rowspan=2 style="text-align:right" | 64
| rowspan=2|101.94302(12)
| rowspan=2|69(6) ms
| (94.5%)
| 102Y
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| , (5.5%)
| 101Y
|-
| 103Sr
| style="text-align:right" | 38
| style="text-align:right" | 65
| 102.94895(54)#
| 50# ms [>300 ns]
|
| 103Y
|
|
|
|-
| 104Sr
| style="text-align:right" | 38
| style="text-align:right" | 66
| 103.95233(75)#
| 30# ms [>300 ns]
|
| 104Y
| 0+
|
|
|-
| 105Sr
| style="text-align:right" | 38
| style="text-align:right" | 67
| 104.95858(75)#
| 20# ms [>300 ns]
|
|
|
|
|
|}

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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