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鍶的同位素:修订间差异

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{{infobox element isotopes
|name=鍶
|infobox_name=strontium
|symbol=Sr
|isotopes={{infobox strontium isotopes}}
|isotopes table footnote=
|standard atomic weight=87.62(1)
|conventional atomic weight=
|standard atomic weight ref={{CIAAW2016}}
}}
'''[[鍶]]'''({{化學式|鍶}},[[原子量]]:87.62(1))共有39個[[同位素]],其中有4個同位素是{{衰變|穩定}}的。
'''[[鍶]]'''({{化學式|鍶}},[[原子量]]:87.62(1))共有39個[[同位素]],其中有4個同位素是{{衰變|穩定}}的。


==圖表==
==圖表==
{{Isotopes table
{| class="wikitable" style="font-size:95%; white-space:nowrap"
|decay_ref=<ref>{{Cite web |url=http://www.nucleonica.net/unc.aspx |title=存档副本 |access-date=2015-09-14 |archive-date=2017-02-19 |archive-url=https://web.archive.org/web/20170219043412/http://www.nucleonica.net/unc.aspx |dead-url=no }}</ref>
! rowspan="2" | 符號
|notes=excited, range, long_lived_decay_product, stable_decay_product, mass_hash, halflife_hash, spin_hash
! Z({{Subatomic particle|link=yes|Proton}})
}}
! N({{Subatomic particle|link=yes|Neutron}})
! 同位素質量([[原子質量單位|u]])
! rowspan="2" | [[半衰期]]
! rowspan="2" | [[衰變方式|衰變<br>方式]]<ref>http://www.nucleonica.net/unc.aspx</ref><ref group="n">Abbreviations:<br>{{衰變|EC}}: [[Electron capture]]<br>{{link-en|核異構轉變|Isomeric transition|IT}}: [[Isomeric transition]]</ref>
! rowspan="2" | [[衰变产物|衰變<br>產物]]<ref group="n">Bold for stable isotopes, bold italic for nearly-stable isotopes (half-life longer than the [[age of the universe]])</ref>
! rowspan="2" | [[原子核]]<br />[[自旋]]
! rowspan="2" | 相對[[豐度]]<br />([[莫耳]]分率)
! rowspan="2" | 相對[[豐度]]<br />的變化量<br />([[莫耳]]分率)
|-
|-
| rowspan=2|{{核素|Sr|73}}
! colspan="3" | 激發能量
|-
| rowspan=2|<sup>73</sup>Sr
| rowspan=2 style="text-align:right" |38
| rowspan=2 style="text-align:right" |38
| rowspan=2 style="text-align:right" | 35
| rowspan=2 style="text-align:right" | 35
第149行: 第150行:
| colspan="3" style="text-indent:2em" | 259.15(9) keV
| colspan="3" style="text-indent:2em" | 259.15(9) keV
| 4.95(12) s
| 4.95(12) s
| {{link-en|核異構轉變|Isomeric transition|IT}}
| [[核異構轉變|IT]]
| <sup>83</sup>Sr
| <sup>83</sup>Sr
| 1/2-
| 1/2-
第159行: 第160行:
| style="text-align:right" | 46
| style="text-align:right" | 46
| 83.913425(3)
| 83.913425(3)
| colspan=3 align=center|'''{{link-en|觀測上穩定的同位素|Observationally Stable|觀測上穩定}}'''<ref group="n">Believed to decay by {{衰變|β+}}{{衰變|β+}} to <sup>84</sup>Kr</sup></ref>
| colspan=3 align=center|'''[[觀測上穩定的同位素|觀測上穩定]]'''<ref group="n">Believed to decay by {{衰變|β+}}{{衰變|β+}} to <sup>84</sup>Kr</sup></ref>
| 0+
| 0+
| 0.0056(1)
| 0.0056(1)
第178行: 第179行:
| rowspan=2 colspan="3" style="text-indent:2em" | 238.66(6) keV
| rowspan=2 colspan="3" style="text-indent:2em" | 238.66(6) keV
| rowspan=2|67.63(4) min
| rowspan=2|67.63(4) min
| {{link-en|核異構轉變|Isomeric transition|IT}} (86.6%)
| [[核異構轉變|IT]] (86.6%)
| <sup>85</sup>Sr
| <sup>85</sup>Sr
| rowspan=2|1/2-
| rowspan=2|1/2-
第217行: 第218行:
| rowspan=2 colspan="3" style="text-indent:2em" | 388.533(3) keV
| rowspan=2 colspan="3" style="text-indent:2em" | 388.533(3) keV
| rowspan=2|2.815(12) h
| rowspan=2|2.815(12) h
| {{link-en|核異構轉變|Isomeric transition|IT}} (99.7%)
| [[核異構轉變|IT]] (99.7%)
| '''<sup>87</sup>Sr'''
| '''<sup>87</sup>Sr'''
| rowspan=2|1/2-
| rowspan=2|1/2-
第246行: 第247行:
|
|
|-
|-
| {{link-en|-90|strontium-90|{{核素|鍶|90}}}}<ref group="n" name="FP" />
| [[鍶-90|{{核素|鍶|90}}]]<ref group="n" name="FP" />
| style="text-align:right" | 38
| style="text-align:right" | 38
| style="text-align:right" | 52
| style="text-align:right" | 52
第458行: 第459行:
|
|
|}
|}
<references group="n"/>

'''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。


{{Isotope box | 這一個= 鍶的同位素 | 前一個= 銣的同位素 |下一個= 釔的同位素 }}
{{Isotope box | 這一個= 鍶的同位素 | 前一個= 銣的同位素 |下一個= 釔的同位素 }}


== 註釋 ==
<references group="n"/>
==参考文獻==
==参考文獻==
{{Reflist}}
{{Reflist}}
* Isotope masses from [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).
* 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)].
* 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)] {{Wayback|url=http://www.iupac.org/publications/pac/2003/7506/7506x0683.html |date=20110324090740 }}. ''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)] {{Wayback|url=http://www.iupac.org/news/archives/2005/atomic-weights_revised05.html |date=20080305062433 }}.
* Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
* 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).
** Audi, Bersillon, Blachot, Wapstra. [http://amdc.in2p3.fr/web/nubase_en.html The Nubase2003 evaluation of nuclear and decay properties] {{Wayback|url=http://amdc.in2p3.fr/web/nubase_en.html |date=20110716114059 }}, 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).
** National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the [http://www.nndc.bnl.gov/nudat2/ NuDat 2.1 database] {{Wayback|url=http://www.nndc.bnl.gov/nudat2/ |date=20190513230730 }} (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.
** 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.


{{Isotope nav}}
{{Isotope nav}}


[[Category:各元素同位素列表‎‎|Sr]]
[[Category:各元素同位素列表|Sr]]
[[Category:鍶的同位素| ]]
[[Category:鍶的同位素| ]]
[[Category:锶]]
[[Category:锶]]

2024年6月4日 (二) 12:08的最新版本

主要的鍶同位素
同位素 衰變
丰度 半衰期 (t1/2) 方式 能量
MeV
產物
82Sr 人造 25.35  ε 0.178 82Rb
84Sr 0.56% 穩定,帶46粒中子
85Sr 人造 64.846  ε 1.064 85Rb
86Sr 9.86% 穩定,帶48粒中子
87Sr 7.00% 穩定,帶49粒中子
88Sr 82.58% 穩定,帶50粒中子
89Sr 人造 50.563  β 1.492[1] 89Y
90Sr 人造 28.91  β 0.546 90Y
標準原子質量英语Standard atomic weight (Ar, 標準)
←Rb37 Y39

(Sr,原子量:87.62(1))共有39個同位素,其中有4個同位素是稳定的。

圖表

[编辑]
符號 Z N 同位素質量(u
[n 1][n 2]
半衰期
[n 1][n 2]
衰變
方式
[3]
衰變
產物

[n 3][n 4]
原子核
自旋[n 1]
相對豐度
莫耳分率)[n 2]
相對豐度
的變化量
莫耳分率)
激發能量[n 2]
73
Sr
38 35 72.96597(64)# >25 ms β+ (>99.9%) 73Rb 1/2-#
β+, p (<.1%) 72Kr
74Sr 38 36 73.95631(54)# 50# ms [>1.5 µs] β+ 74Rb 0+
75Sr 38 37 74.94995(24) 88(3) ms β+ (93.5%) 75Rb (3/2-)
β+, p (6.5%) 74Kr
76Sr 38 38 75.94177(4) 7.89(7) s β+ 76Rb 0+
77Sr 38 39 76.937945(10) 9.0(2) s β+ (99.75%) 77Rb 5/2+
β+, p (.25%) 76Kr
78Sr 38 40 77.932180(8) 159(8) s β+ 78Rb 0+
79Sr 38 41 78.929708(9) 2.25(10) min β+ 79Rb 3/2(-)
80Sr 38 42 79.924521(7) 106.3(15) min β+ 80Rb 0+
81Sr 38 43 80.923212(7) 22.3(4) min β+ 81Rb 1/2-
82Sr 38 44 81.918402(6) 25.36(3) d ε 82Rb 0+
83Sr 38 45 82.917557(11) 32.41(3) h β+ 83Rb 7/2+
83mSr 259.15(9) keV 4.95(12) s IT 83Sr 1/2-
84Sr 38 46 83.913425(3) 觀測上穩定[n 5] 0+ 0.0056(1) 0.0055-0.0058
85Sr 38 47 84.912933(3) 64.853(8) d ε 85Rb 9/2+
85mSr 238.66(6) keV 67.63(4) min IT (86.6%) 85Sr 1/2-
β+ (13.4%) 85Rb
86Sr 38 48 85.9092607309(91) 稳定 0+ 0.0986(1) 0.0975-0.0999
86mSr 2955.68(21) keV 455(7) ns 8+
87Sr[n 6] 38 49 86.9088774970(91) 稳定 9/2+ 0.0700(1) 0.0694-0.0714
87mSr 388.533(3) keV 2.815(12) h IT (99.7%) 87Sr 1/2-
ε (.3%) 87Rb
88
Sr
[n 7]
38 50 87.9056122571(97) 稳定 0+ 0.8258(1) 0.8229-0.8275
89Sr[n 7] 38 51 88.9074507(12) 50.57(3) d β 89Y 5/2+
90
Sr
[n 7]
38 52 89.907738(3) 28.90(3) y β 90Y 0+
91Sr 38 53 90.910203(5) 9.63(5) h β 91Y 5/2+
92Sr 38 54 91.911038(4) 2.66(4) h β 92Y 0+
93Sr 38 55 92.914026(8) 7.423(24) min β 93Y 5/2+
94Sr 38 56 93.915361(8) 75.3(2) s β 94Y 0+
95Sr 38 57 94.919359(8) 23.90(14) s β 95Y 1/2+
96Sr 38 58 95.921697(29) 1.07(1) s β 96Y 0+
97Sr 38 59 96.926153(21) 429(5) ms β (99.95%) 97Y 1/2+
β, n (.05%) 96Y
97m1Sr 308.13(11) keV 170(10) ns (7/2)+
97m2Sr 830.8(2) keV 255(10) ns (11/2-)#
98Sr 38 60 97.928453(28) 0.653(2) s β (99.75%) 98Y 0+
β, n (.25%) 97Y
99Sr 38 61 98.93324(9) 0.269(1) s β (99.9%) 99Y 3/2+
β, n (.1%) 98Y
100Sr 38 62 99.93535(14) 202(3) ms β (99.02%) 100Y 0+
β, n (.98%) 99Y
101Sr 38 63 100.94052(13) 118(3) ms β (97.63%) 101Y (5/2-)
β, n (2.37%) 100Y
102Sr 38 64 101.94302(12) 69(6) ms β (94.5%) 102Y 0+
β, n (5.5%) 101Y
103Sr 38 65 102.94895(54)# 50# ms [>300 ns] β 103Y
104Sr 38 66 103.95233(75)# 30# ms [>300 ns] β 104Y 0+
105Sr 38 67 104.95858(75)# 20# ms [>300 ns]
  1. ^ 1.0 1.1 1.2 畫上#號的數據代表沒有經過實驗的証明,僅為理論推測。
  2. ^ 2.0 2.1 2.2 2.3 用括號括起來的數據代表不確定性。
  3. ^ 穩定的衰變產物以粗體表示。
  4. ^ 半衰期超过5亿年的衰变产物以粗斜体表示。
  5. ^ Believed to decay by β+β+ to 84Kr
  6. ^ Used in rubidium-strontium dating
  7. ^ 7.0 7.1 7.2 Fission product


同位素列表
銣的同位素 鍶的同位素 釔的同位素

参考文獻

[编辑]
  1. ^ Delacroix, D.; Guerre, J. P.; Leblanc, P.; Hickman, C. Radionuclide and Radiation Protection Data Handbook 2002. Radiation Protection Dosimetry. 1 January 2002, 98 (1): 79. PMID 11916063. doi:10.1093/oxfordjournals.rpd.a006705. 
  2. ^ Meija, Juris; et al. Atomic weights of the elements 2013 (IUPAC Technical Report). Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305. 
  3. ^ 存档副本. [2015-09-14]. (原始内容存档于2017-02-19).