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	<id>https://traveller.m9s5ever.co.uk/index.php?action=history&amp;feed=atom&amp;title=Template%3AInfobox_caesium_isotopes</id>
	<title>Template:Infobox caesium isotopes - Revision history</title>
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	<updated>2026-10-18T09:30:11Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://traveller.m9s5ever.co.uk/index.php?title=Template:Infobox_caesium_isotopes&amp;diff=1242&amp;oldid=prev</id>
		<title>imported&gt;DePiep: /* top */rm depr parameters, not used this way, removed: |standard atomic weight={{val, |conventional atomic weight=</title>
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		<updated>2021-10-26T13:00:11Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;top: &lt;/span&gt;rm depr parameters, not used this way, removed: |standard atomic weight={{val, |conventional atomic weight=&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{infobox element isotopes&lt;br /&gt;
|name=caesium&lt;br /&gt;
|symbol=Cs&lt;br /&gt;
|isotopes=&lt;br /&gt;
{{infobox element isotopes/isotopes decay | mn=131 | sym=Cs&lt;br /&gt;
|na=[[synthetic radioisotope|syn]] | hl=9.7&amp;amp;nbsp;d&lt;br /&gt;
|dm=[[electron capture|ε]] | de=1.269 | link1=xenon-131 | pn=131 | ps=Xe}}&lt;br /&gt;
{{infobox element isotopes/isotopes stable | mn=133 | sym=Cs | na=100% | n=78 |firstlinks=yes }}&lt;br /&gt;
{{infobox element isotopes/isotopes decay2 | mn=134 | sym=Cs&lt;br /&gt;
|na=syn | hl=2.0648&amp;amp;nbsp;y&lt;br /&gt;
|dm1=[[electron capture|ε]] | de1=1.229 | link1=xenon-134 | pn1=134 | ps1=Xe&lt;br /&gt;
|dm2=[[beta emission|β&amp;lt;sup&amp;gt;−&amp;lt;/sup&amp;gt;]] | de2=2.059 | link2=barium-134 | pn2=134 | ps2=Ba}}&lt;br /&gt;
{{infobox element isotopes/isotopes decay | mn=135 | sym=Cs&lt;br /&gt;
|na=[[trace radioisotope|trace]] | hl=2.3×10&amp;lt;sup&amp;gt;6&amp;lt;/sup&amp;gt;&amp;amp;nbsp;y&lt;br /&gt;
|dm=β&amp;lt;sup&amp;gt;−&amp;lt;/sup&amp;gt; | de=0.269 | link1=barium-135 | pn=135 | ps=Ba}}&lt;br /&gt;
{{infobox element isotopes/isotopes decay |link=Caesium-137 | mn=137 | sym=Cs&lt;br /&gt;
|na=syn | hl=30.17&amp;amp;nbsp;y&amp;lt;ref name=isotope&amp;gt;{{cite web|title=NIST Radionuclide Half-Life Measurements|url=http://www.nist.gov/pml/data/halflife.cfm| work=[[NIST]]|access-date=2011-03-13}}&amp;lt;/ref&amp;gt;&lt;br /&gt;
|dm=β&amp;lt;sup&amp;gt;−&amp;lt;/sup&amp;gt; | de=1.174 |link1=barium-137 | pn=137 | ps=Ba}}&lt;br /&gt;
&lt;br /&gt;
|isotopes table footnote=&lt;br /&gt;
|standard atomic weight ref={{CIAAW2016}}&lt;br /&gt;
}}&amp;lt;!--&lt;br /&gt;
&lt;br /&gt;
--&amp;gt;&amp;lt;noinclude&amp;gt;&lt;br /&gt;
{{Infobox element/element navigation |symbol=Cs |footnote=}}&lt;br /&gt;
{{Template reference list}}&lt;br /&gt;
{{documentation|1=Template:Infobox element isotopes/doc}}&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>imported&gt;DePiep</name></author>
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