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	<title>File:First tube 500 sim.png - Revision history</title>
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	<updated>2026-04-05T23:46:22Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://www.hep.ucl.ac.uk/pbt/pbtWiki/index.php?title=File:First_tube_500_sim.png&amp;diff=774&amp;oldid=prev</id>
		<title>MatthieuHentz: uploaded a new version of &amp;quot;File:First tube 500 sim.png&amp;quot;: Increased font size of annotations</title>
		<link rel="alternate" type="text/html" href="https://www.hep.ucl.ac.uk/pbt/pbtWiki/index.php?title=File:First_tube_500_sim.png&amp;diff=774&amp;oldid=prev"/>
		<updated>2017-07-06T15:28:12Z</updated>

		<summary type="html">&lt;p&gt;uploaded a new version of &amp;quot;&lt;a href=&quot;/pbt/wiki/File:First_tube_500_sim.png&quot; title=&quot;File:First tube 500 sim.png&quot;&gt;File:First tube 500 sim.png&lt;/a&gt;&amp;quot;: Increased font size of annotations&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:28, 6 July 2017&lt;/td&gt;
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		<author><name>MatthieuHentz</name></author>
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		<id>https://www.hep.ucl.ac.uk/pbt/pbtWiki/index.php?title=File:First_tube_500_sim.png&amp;diff=773&amp;oldid=prev</id>
		<title>MatthieuHentz: uploaded a new version of &amp;quot;File:First tube 500 sim.png&amp;quot;: Added annotations</title>
		<link rel="alternate" type="text/html" href="https://www.hep.ucl.ac.uk/pbt/pbtWiki/index.php?title=File:First_tube_500_sim.png&amp;diff=773&amp;oldid=prev"/>
		<updated>2017-07-06T15:25:09Z</updated>

		<summary type="html">&lt;p&gt;uploaded a new version of &amp;quot;&lt;a href=&quot;/pbt/wiki/File:First_tube_500_sim.png&quot; title=&quot;File:First tube 500 sim.png&quot;&gt;File:First tube 500 sim.png&lt;/a&gt;&amp;quot;: Added annotations&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:25, 6 July 2017&lt;/td&gt;
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		<author><name>MatthieuHentz</name></author>
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	<entry>
		<id>https://www.hep.ucl.ac.uk/pbt/pbtWiki/index.php?title=File:First_tube_500_sim.png&amp;diff=771&amp;oldid=prev</id>
		<title>MatthieuHentz: A visualisation of the first tube with 500 primary protons shown as blue tracks. The protons first travel through the collimator, followed by the first scattering foil which spreads out the beam. The brass stopper then blocks out approximately half of the remaining protons before the beam is again spread out through the second scattering foil. The intention is to produce a wide, homogeneous beam. The particles exit the first tube through a Kapton window which is used to keep the tube under vacuum to reduce random scattering off air molecules.</title>
		<link rel="alternate" type="text/html" href="https://www.hep.ucl.ac.uk/pbt/pbtWiki/index.php?title=File:First_tube_500_sim.png&amp;diff=771&amp;oldid=prev"/>
		<updated>2017-07-06T15:18:19Z</updated>

		<summary type="html">&lt;p&gt;A visualisation of the first tube with 500 primary protons shown as blue tracks. The protons first travel through the collimator, followed by the first scattering foil which spreads out the beam. The brass stopper then blocks out approximately half of the remaining protons before the beam is again spread out through the second scattering foil. The intention is to produce a wide, homogeneous beam. The particles exit the first tube through a Kapton window which is used to keep the tube under vacuum to reduce random scattering off air molecules.&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;A visualisation of the first tube with 500 primary protons shown as blue tracks. The protons first travel through the collimator, followed by the first scattering foil which spreads out the beam. The brass stopper then blocks out approximately half of the remaining protons before the beam is again spread out through the second scattering foil. The intention is to produce a wide, homogeneous beam. The particles exit the first tube through a Kapton window which is used to keep the tube under vacuum to reduce random scattering off air molecules.&lt;/div&gt;</summary>
		<author><name>MatthieuHentz</name></author>
	</entry>
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