Slice through an LHC bending magnet

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">     <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"> <head> <title>Slice through an LHC bending magnet - CERN Document Server</title> <link href='https://framework.web.cern.ch/framework/2.0/fonts/PTSansWeb/PTSansWeb.css' rel='stylesheet' type='text/css' /> <link rel="stylesheet" href="https://cds.cern.ch/img/invenio.css?v=20141127" type="text/css" /> <link rel="stylesheet" href="https://cds.cern.ch/img/cern_theme/css/cern_theme.css?v=20141127" type="text/css" /> <link rel="stylesheet"href="/css/font-awesome.min.css"> <meta http-equiv="X-UA-Compatible" content="IE=Edge"/> <link rel="stylesheet" href="https://cds.cern.ch/img/cern_toolbar/css/toolbar.css" type="text/css" />    <link rel="canonical" href="https://cds.cern.ch/record/2773288" /> <link rel="alternate" hreflang="el" href="https://cds.cern.ch/record/2773288?ln=el" /> <link rel="alternate" hreflang="fr" href="https://cds.cern.ch/record/2773288?ln=fr" /> <link rel="alternate" hreflang="bg" href="https://cds.cern.ch/record/2773288?ln=bg" /> <link rel="alternate" hreflang="zh-TW" href="https://cds.cern.ch/record/2773288?ln=zh_TW" /> <link rel="alternate" hreflang="pt" href="https://cds.cern.ch/record/2773288?ln=pt" /> <link rel="alternate" hreflang="no" href="https://cds.cern.ch/record/2773288?ln=no" /> <link rel="alternate" hreflang="hr" href="https://cds.cern.ch/record/2773288?ln=hr" /> <link rel="alternate" hreflang="ca" href="https://cds.cern.ch/record/2773288?ln=ca" /> <link rel="alternate" hreflang="de" href="https://cds.cern.ch/record/2773288?ln=de" /> <link rel="alternate" hreflang="it" href="https://cds.cern.ch/record/2773288?ln=it" /> <link rel="alternate" hreflang="zh-CN" href="https://cds.cern.ch/record/2773288?ln=zh_CN" /> <link rel="alternate" hreflang="sv" href="https://cds.cern.ch/record/2773288?ln=sv" /> <link rel="alternate" hreflang="sk" href="https://cds.cern.ch/record/2773288?ln=sk" /> <link rel="alternate" hreflang="en" href="https://cds.cern.ch/record/2773288?ln=en" /> <link rel="alternate" hreflang="pl" href="https://cds.cern.ch/record/2773288?ln=pl" /> <link rel="alternate" hreflang="ru" href="https://cds.cern.ch/record/2773288?ln=ru" /> <link rel="alternate" hreflang="ka" href="https://cds.cern.ch/record/2773288?ln=ka" /> <link rel="alternate" hreflang="ja" href="https://cds.cern.ch/record/2773288?ln=ja" /> <link rel="alternate" hreflang="es" href="https://cds.cern.ch/record/2773288?ln=es" /> <link rel="alternate" type="application/rss+xml" title="CERN Document Server RSS" href="/rss?ln=en" /> <link rel="search" type="application/opensearchdescription+xml" href="https://cds.cern.ch/opensearchdescription" title="CERN Document Server" /> <link rel="unapi-server" type="application/xml" title="unAPI" href="https://cds.cern.ch/unapi" /> <link rel="apple-touch-icon" href="/apple-touch-icon.png"/> <link rel="apple-touch-icon-precomposed" href="/apple-touch-icon-precomposed.png"/> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Language" content="en" /> <meta name="description" content="Slice through an LHC superconducting dipole (bending) magnet. The slice includes a cut through the magnet wiring (niobium titanium), the beampipe and the steel magnet yokes. Particle beams in the Large Hadron Collider (LHC) have the same energy as a high-speed train, squeezed ready for collision into a space narrower than a human hair. Huge forces are needed to control them. Dipole magnets (2 poles) are used to bend the paths of the protons around the 27 km ring. Quadrupole magnets (4 poles) focus the proton beams and squeeze them so that more particles collide when the beams’ paths cross. There are 1232 15m long dipole magnets in the LHC. " /> <meta name="keywords" content="LHC, AC, Museum Heritage Collection" /> <script type="text/javascript" src="https://cds.cern.ch/js/jquery.min.js"></script>  <link rel="stylesheet" href="https://cds.cern.ch/img/webnews.css" type="text/css" />  <script type="text/javascript" src="https://cds.cern.ch/js/webnews.js?v=20131009"></script> <meta property="fb:app_id" content="137353533001720"/> <script type="text/x-mathjax-config"> MathJax.Hub.Config({ tex2jax: {inlineMath: [['$','$']], processEscapes: true}, showProcessingMessages: false, messageStyle: "none" }); </script> <script src="/MathJax/MathJax.js?config=TeX-AMS_CHTML" type="text/javascript"> </script>  <meta content="Slice through an LHC bending magnet" name="citation_title" /> <meta name="citation_online_date" content="2021/06/18"> <meta content="CERN-OBJ-AC-076" name="citation_technical_report_number" />  <meta content="Slice through an LHC bending magnet" property="og:title" /> <meta content="website" property="og:type" /> <meta content="https://cds.cern.ch/record/2773288" property="og:url" /> <meta name="twitter:image" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" /> <meta property="og:image" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" /> <meta property="og:image" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.JPG" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.JPG" /> <meta property="og:image" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.jpg?subformat=icon-180" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.jpg?subformat=icon-180" /> <meta property="og:image" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" /> <meta content="CERN Document Server" property="og:site_name" /> <meta content="Slice through an LHC superconducting dipole (bending) magnet. The slice includes a cut through the magnet wiring (niobium titanium), the beampipe and the steel magnet yokes. Particle beams in the Large Hadron Collider (LHC) have the same energy as a high-speed train, squeezed ready for collision into a space narrower than a human hair. Huge forces are needed to control them. Dipole magnets (2 poles) are used to bend the paths of the protons around the 27 km ring. Quadrupole magnets (4 poles) focus the proton beams and squeeze them so that more particles collide when the beams’ paths cross. There are 1232 15m long dipole magnets in the LHC." property="og:description" />  <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="CERN32Document32Server search" lang="en">  <div id="cern-toolbar"> <h1><a href="http://cern.ch" title="CERN">CERN <span>Accelerating science</span></a></h1> <ul> <li class="cern-accountlinks"><a class="cern-account" href="https://cds.cern.ch/youraccount/login?ln=en&referer=https%3A//cds.cern.ch/record/2773288" title="Sign in to your CERN account">Sign in</a></li> <li><a class="cern-directory" href="http://cern.ch/directory" title="Search CERN resources and browse the directory">Directory</a></li> </ul> </div>   <div role="banner" class="clearfix" id="header"> <div class="header-inner inner"> <hgroup class="clearfix"> <h2 id="site-name"> <a rel="home" title="Home" href="/"><span>CERN Document Server</span></a> </h2> <h3 id="site-slogan">Access articles, reports and multimedia content in HEP</h3> </hgroup> <div role="navigation" id="main-navigation" class="cdsmenu"> <h2 class="element-invisible">Main menu</h2><ul class="links inline clearfix"> <li class="menu-386 first active-trail"><a class="active-trail" href="https://cds.cern.ch/?ln=en">Search</a></li> <li class="menu-444 "><a class="" title="" href="https://cds.cern.ch/submit?ln=en">Submit</a></li> <li class="menu-426 "><a class="" href="https://cds.cern.ch/help/?ln=en">Help</a></li> <li class="leaf hassubcdsmenu"> <a hreflang="en" class="header" href="https://cds.cern.ch/youraccount/display?ln=en">Personalize</a> <ul class="subsubcdsmenu"><li><a href="https://cds.cern.ch/youralerts/list?ln=en">Your alerts</a></li><li><a href="https://cds.cern.ch/yourbaskets/display?ln=en">Your baskets</a></li><li><a href="https://cds.cern.ch/yourcomments?ln=en">Your comments</a></li><li><a href="https://cds.cern.ch/youralerts/display?ln=en">Your searches</a></li></ul></li> </ul> </div> </div> </div>  <table class="navtrailbox"> <tr> <td class="navtrailboxbody"> <a href="/?ln=en" class="navtrail">Home</a> > Slice through an LHC bending magnet </td> </tr> </table> </div> <div class="pagebody"><div class="pagebodystripemiddle"> <div class="detailedrecordbox"> <div class="detailedrecordtabs"> <div> <ul class="detailedrecordtabs"><li class="on first"><a href="/record/2773288/?ln=en">Information </a></li><li class=""><a href="/record/2773288/files?ln=en">Files </a></li></ul> <div id="tabsSpacer" style="clear:both;height:0px"> </div></div> </div> <div class="detailedrecordboxcontent"> <div class="top-left-folded"></div> <div class="top-right-folded"></div> <div class="inside">  <abbr class="unapi-id" title="2773288"></abbr>  <script type="text/javascript" src="https://cds.cern.ch/highslide/highslide.js"></script> <script type="text/javascript" src="/static/unveil/jquery.unveil.js"></script>  <script type="text/javascript"> // remove the registerOverlay call to disable the controlbar hs.registerOverlay( { thumbnailId: null, overlayId: 'controlbar', position: 'top right', hideOnMouseOut: true } ); hs.graphicsDir = 'https://cds.cern.ch/highslide/graphics/'; hs.outlineType = 'rounded-white'; hs.zIndexCounter = 10001; // Tell Highslide to use the thumbnail's title for captions hs.creditsText = '© CERN'; hs.creditsHref = 'http://cern.ch/cern-copyright'; hs.creditsTitle = 'The use of photos requires prior authorization from CERN'; $(document).ready(function() { $(".lazy").unveil(); }); </script>  <link rel="stylesheet" href="https://cds.cern.ch/highslide/highslide.css" type="text/css" /> <style type="text/css">  </style> <table class="formatRecordTableFullWidth"> <tr> <td class="formatRecordHeader" colspan="2"> <a style="color:#fff;text-decoration:none;" href="https://cds.cern.ch/?c=Exhibition+Objects">Exhibition Objects</a> </td> </tr> <tr><td class="formatRecordLabel"> Report number </td><td style="padding-left:5px;">CERN-OBJ-AC-076</td></tr> <tr><td class="formatRecordLabel"> Category </td><td style="padding-left:5px;">Accelerators and storage rings</td></tr> <tr><td class="formatRecordLabel" width="120px"> Title </td><td style="padding-left:5px;"><b>Slice through an LHC bending magnet</b></td></tr> <tr><td class="formatRecordLabel"> Description </td><td style="padding-left:5px;">Slice through an LHC superconducting dipole (bending) magnet. The slice includes a cut through the magnet wiring (niobium titanium), the beampipe and the steel magnet yokes. Particle beams in the Large Hadron Collider (LHC) have the same energy as a high-speed train, squeezed ready for collision into a space narrower than a human hair. Huge forces are needed to control them. Dipole magnets (2 poles) are used to bend the paths of the protons around the 27 km ring. Quadrupole magnets (4 poles) focus the proton beams and squeeze them so that more particles collide when the beams’ paths cross. There are 1232 15m long dipole magnets in the LHC.</td></tr> <tr><td class="formatRecordLabel"> Keywords </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?f=keyword&p=LHC&ln=en">LHC</a> ; <a href="https://cds.cern.ch/search?f=keyword&p=AC&ln=en">AC</a> ; <a href="https://cds.cern.ch/search?f=keyword&p=Museum%20Heritage%20Collection&ln=en">Museum Heritage Collection</a></td></tr> <tr> <td class="formatRecordLabel"> Physical characteristics </td> <td style="padding-left:5px;"> Depth: 8 cm<br /> Diameter: 58 cm<br /> Weight: 27.8 kg<br /> </td> </tr> <tr><td class="formatRecordLabel"> Location </td><td style="padding-left:5px;">Building 282 </td></tr> <tr><td class="formatRecordLabel"> Availability </td><td style="padding-left:5px;">Available</td></tr> <tr><td class="formatRecordLabel"> Access </td><td style="padding-left:5px;">Public</td></tr> <tr><td class="formatRecordLabel"> Related objects </td><td style="padding-left:5px;"><a href='https://cds.cern.ch/record/2284290'>CERN-OBJ-AC-041</a></td></tr> <tr><td class="formatRecordLabel"> File(s) </td><td style="padding-left:5px;"><div style="clear:both"><center><small><strong>© CERN</strong></small></center><center><small><a href="https://cds.cern.ch/help/high-res-multimedia?ln=en">Accessing copyrighted material</a></small></center><br /><div style="text-align:center">Total images: 1</div> <div style="text-align:center;margin:10px"> <div style="text-align:center;vertical-align:top;"> <a id="thumb1" href="https://cds.cern.ch/record/2773288/files/coupe%20dip%C3%B4le.gif?subformat=icon" class="highslide" onclick="return hs.expand(this)"> <img src='/img/file-icon-image-96x128.png' data-src="https://cds.cern.ch/record/2773288/files/coupe%20dip%C3%B4le.gif?subformat=icon" style="max-height:490px; max-width:640px;" alt="" title="CERN-OBJ-AC-076-1" class="lazy"/> </a> <div class="highslide-caption"> <b>CERN-OBJ-AC-076-1</b>  -  <a href="https://cds.cern.ch/record/2773288/files/coupe dipôle.JPG" data-size="JPG">JPG</a>, <a href="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" data-size="GIF;ICON">GIF;ICON</a>, <a href="https://cds.cern.ch/record/2773288/files/coupe dipôle.jpg?subformat=icon-180" data-size="JPG;ICON-180">JPG;ICON-180</a> <br/> </div> <br/> <div class="image-download-links" style="color:#888;font-size:x-small;display:block;clear:both">CERN-OBJ-AC-076-1 <br/><a href="https://cds.cern.ch/record/2773288/files/coupe dipôle.JPG" style="color:#888;font-size:x-small" data-size="JPG">JPG</a>, <a href="https://cds.cern.ch/record/2773288/files/coupe dipôle.gif?subformat=icon" style="color:#888;font-size:x-small" data-size="GIF;ICON">GIF;ICON</a>, <a href="https://cds.cern.ch/record/2773288/files/coupe dipôle.jpg?subformat=icon-180" style="color:#888;font-size:x-small" data-size="JPG;ICON-180">JPG;ICON-180</a><br/><span style="color: #444;font-size:small"></span></div></div> </div><script type="text/javascript"> window.onload = function() { if (location.hash != ''){ var pic = document.getElementById('thumb'+location.hash.substring(1)); if (pic != null){ hs.expand(pic) } } } </script> <script type="text/javascript"> function toggle_images_visibility(){ var more = document.getElementById('more'); var link = document.getElementById('link'); more.innerHTML = more.innerHTML.substring(4, more.innerHTML.length - 3); link.style.display='none'; hs.updateAnchors(); } </script> <div style="clear:both"> </div></div><div style="clear:both"> </div></td></tr> </table> <p style="font-size:small"> Many objects of this database may be borrowed: see the <a href="https://visit.cern/exhibitions-object-loans">loan conditions</a>. </p> <br/><br/><div align="right"><div style="padding-bottom:2px;padding-top:30px;"><span class="moreinfo" style="margin-right:10px;"> <a href="" class="moreinfo">Back to search</a> </span></div></div> <div class="bottom-left-folded"><div class="recordlastmodifiedbox" style="position:relative;margin-left:1px"> Record created 2021-06-18, last modified 2021-06-18</div></div> <div class="bottom-right-folded" style="text-align:right;padding-bottom:2px;"> <span class="moreinfo" style="margin-right:10px;"><a href="/search?ln=en&p=recid%3A2773288&rm=wrd" class="moreinfo">Similar records</a></span></div> </div> </div> </div> <br/> <br /> <div class="detailedrecordminipanel"> <div class="top-left"></div><div class="top-right"></div> <div class="inside"> <div id="detailedrecordminipanelfile" style="width:33%;float:left;text-align:center;margin-top:0"> <div><small class="detailedRecordActions">Fulltext:</small> <br /><a href="/record/2773288/files/coupe dipôle.JPG"><img style="border:none" src="/img/file-icon-text-34x48.gif" alt="Download fulltext" /><br />JPG</a><br /></div> </div> <div id="detailedrecordminipanelreview" style="width:30%;float:left;text-align:center"> </div> <div id="detailedrecordminipanelactions" style="width:36%;float:right;text-align:right;"> <ul class="detailedrecordactions"> <li><a href="/yourbaskets/add?ln=en&recid=2773288">Add to personal basket</a></li> <li>Export as <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/hx?ln=en">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/hm?ln=en">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/xm?ln=en">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/xd?ln=en">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/xe?ln=en">EndNote</a>,  <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/xn?ln=en">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2773288/export/xw?ln=en">RefWorks</a> </li> </ul> <div style='padding-left: 13px;'>  <div id="bookmark"></div> <div id="bookmark_sciencewise"></div> <style type="text/css"> #bookmark_sciencewise, #bookmark {float: left;} #bookmark_sciencewise li {padding: 2px; width: 25px;} #bookmark_sciencewise ul, #bookmark ul {list-style-image: none;} </style> <script type="text/javascript" src="/js/jquery.bookmark.min.js"></script> <style type="text/css">@import "/css/jquery.bookmark.css";</style> <script type="text/javascript">// <![CDATA[ $.bookmark.addSite('sciencewise', 'ScienceWise.info', 'https://cds.cern.ch/img/sciencewise.png', 'en', 'bookmark', 'http://sciencewise.info/bookmarks/cds:2773288/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/2773288', addEmail: true, title: "Slice through an LHC bending magnet", description: "Slice through an LHC superconducting dipole (bending) magnet. The slice includes a cut through the magnet wiring (niobium titanium), the beampipe and the steel magnet yokes. Particle beams in the Large Hadron Collider (LHC) have the same energy as a high-speed train, squeezed ready for collision into a space narrower than a human hair. Huge forces are needed to control them. Dipole magnets (2 poles) are used to bend the paths of the protons around the 27 km ring. Quadrupole magnets (4 poles) focus the proton beams and squeeze them so that more particles collide when the beams\u2019 paths cross. There are 1232 15m long dipole magnets in the LHC." }); // ]]> </script>  </div> </div> <div style="clear:both;margin-bottom: 0;"></div> </div> <div class="bottom-left"></div><div class="bottom-right"></div> </div> </div></div> <footer id="footer" class="pagefooter clearfix">  <div class="pagefooterstripeleft"> CERN Document Server :: <a class="footer" href="https://cds.cern.ch/?ln=en">Search</a> :: <a class="footer" href="https://cds.cern.ch/submit?ln=en">Submit</a> :: <a class="footer" href="https://cds.cern.ch/youraccount/display?ln=en">Personalize</a> :: <a class="footer" href="https://cds.cern.ch/help/?ln=en">Help</a> :: <a class="footer" href="https://cern.service-now.com/service-portal?id=privacy_policy&se=CDS-Service" target="_blank">Privacy Notice</a> <br /> Powered by <a class="footer" href="http://invenio-software.org/">Invenio</a> <br /> Maintained by <a class="footer" href="https://cern.service-now.com/service-portal?id=service_element&name=CDS-Service">CDS Service</a> - Need help? Contact <a href="https://cern.service-now.com/service-portal?id=service_element&name=CDS-Service">CDS Support</a>. <br /> </div> <div class="pagefooterstriperight"> <div class="cern-logo"> <a id="logo" href="http://cern.ch" title="CERN" rel="CERN" ><img src="https://cds.cern.ch/img/cern_theme/img/cern-logo-large.png" alt="CERN" /></a> </div> <div class="cern-languagebox"> This site is also available in the following languages:<br /><a href="/record/2773288?ln=bg" class="langinfo">Български</a>  <a href="/record/2773288?ln=ca" class="langinfo">Català</a>  <a href="/record/2773288?ln=de" class="langinfo">Deutsch</a>  <a href="/record/2773288?ln=el" class="langinfo">Ελληνικά</a>  <span class="langinfo">English</span>  <a href="/record/2773288?ln=es" class="langinfo">Español</a>  <a href="/record/2773288?ln=fr" class="langinfo">Français</a>  <a href="/record/2773288?ln=hr" class="langinfo">Hrvatski</a>  <a href="/record/2773288?ln=it" class="langinfo">Italiano</a>  <a href="/record/2773288?ln=ja" class="langinfo">日本語</a>  <a href="/record/2773288?ln=ka" class="langinfo">ქართული</a>  <a href="/record/2773288?ln=no" class="langinfo">Norsk/Bokmål</a>  <a href="/record/2773288?ln=pl" class="langinfo">Polski</a>  <a href="/record/2773288?ln=pt" class="langinfo">Português</a>  <a href="/record/2773288?ln=ru" class="langinfo">Русский</a>  <a href="/record/2773288?ln=sk" class="langinfo">Slovensky</a>  <a href="/record/2773288?ln=sv" class="langinfo">Svenska</a>  <a href="/record/2773288?ln=zh_CN" class="langinfo">中文(简)</a>  <a href="/record/2773288?ln=zh_TW" class="langinfo">中文(繁)</a> </div> </div>  </footer> <script type="text/javascript"> var SyndeticsBookCovers = (function() { var SMALL_SIZE = "sc.gif", MEDIUM_SIZE = "mc.gif", RAW_URL = "https://secure.syndetics.com/index.aspx?isbn=THEISBN/THESIZE&client=cernlibrary"; replaceCover = function(imgElement, isbns, hdFormat) { var img = new Image(), size = hdFormat ? MEDIUM_SIZE : SMALL_SIZE; var _isbns = isbns.sort(function(a, b) { // sort from shortest to longest ISBN (more modern) return a.length > b.length ? 1 : -1; }); function next() { var isbn = _isbns.pop(); if (isbn) { var url = RAW_URL.replace("THEISBN", isbn).replace("THESIZE", size); img.src = url; } } function done() { imgElement.src = img.src; } img.onload = function() { if (this.width > 1) { done(); } else { next(); } }; next(); }; return { replaceCover: replaceCover }; })(); $(document).ready(function() { // get book covers $("img.book-cover").each(function() { var $this = $(this), strIsbns = $this.data("isbns") || "", isbnsArray = String(strIsbns).split(","), hdFormat = $this.hasClass("hd"); SyndeticsBookCovers.replaceCover(this, isbnsArray, hdFormat); }); // WebNews tooltips $.ajax({ url: "/news/tooltips", success: function(data) { create_tooltips(data); }, dataType: "json", cache: false }); }); </script>  <script src="//cds.cern.ch/js/feedback.js"></script>   <script> var _paq = window._paq = window._paq || []; /* tracker methods like "setCustomDimension" should be called before "trackPageView" */ _paq.push(['trackPageView']); _paq.push(['enableLinkTracking']); (function() { var u="https://webanalytics.web.cern.ch/"; _paq.push(['setTrackerUrl', u+'matomo.php']); _paq.push(['setSiteId', '756']); var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s); })(); </script>  </body> </html>

CINXE.COM

Slice through an LHC bending magnet - CERN Document Server