HERA dipole magnet (DESY) - CERN Document Server

<!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="bg" xml:lang="bg" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"> <head> <title>HERA dipole magnet (DESY) - 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/2897175" /> <link rel="alternate" hreflang="el" href="https://cds.cern.ch/record/2897175?ln=el" /> <link rel="alternate" hreflang="fr" href="https://cds.cern.ch/record/2897175?ln=fr" /> <link rel="alternate" hreflang="bg" href="https://cds.cern.ch/record/2897175?ln=bg" /> <link rel="alternate" hreflang="zh-TW" href="https://cds.cern.ch/record/2897175?ln=zh_TW" /> <link rel="alternate" hreflang="pt" href="https://cds.cern.ch/record/2897175?ln=pt" /> <link rel="alternate" hreflang="no" href="https://cds.cern.ch/record/2897175?ln=no" /> <link rel="alternate" hreflang="hr" href="https://cds.cern.ch/record/2897175?ln=hr" /> <link rel="alternate" hreflang="ca" href="https://cds.cern.ch/record/2897175?ln=ca" /> <link rel="alternate" hreflang="de" href="https://cds.cern.ch/record/2897175?ln=de" /> <link rel="alternate" hreflang="it" href="https://cds.cern.ch/record/2897175?ln=it" /> <link rel="alternate" hreflang="zh-CN" href="https://cds.cern.ch/record/2897175?ln=zh_CN" /> <link rel="alternate" hreflang="sv" href="https://cds.cern.ch/record/2897175?ln=sv" /> <link rel="alternate" hreflang="sk" href="https://cds.cern.ch/record/2897175?ln=sk" /> <link rel="alternate" hreflang="en" href="https://cds.cern.ch/record/2897175?ln=en" /> <link rel="alternate" hreflang="pl" href="https://cds.cern.ch/record/2897175?ln=pl" /> <link rel="alternate" hreflang="ru" href="https://cds.cern.ch/record/2897175?ln=ru" /> <link rel="alternate" hreflang="ka" href="https://cds.cern.ch/record/2897175?ln=ka" /> <link rel="alternate" hreflang="ja" href="https://cds.cern.ch/record/2897175?ln=ja" /> <link rel="alternate" hreflang="es" href="https://cds.cern.ch/record/2897175?ln=es" /> <link rel="alternate" type="application/rss+xml" title="CERN Document Server RSS" href="/rss?ln=bg" /> <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="bg" /> <meta name="description" content="The Hadron-Elektron-Ringanlage (HERA) collided protons with energies up to 920 GeV with electrons or positrons with energies up to 27.5 GeV. It operated from 1992 to 2007, probing the internal structure of the proton. Many of the features of the HERA superconducting magnets became standards for later projects. The HERA ring was installed in a 6.3 km tunnel at Deutsches Elektronen-Synchrotron (DESY) Laboratory, Hamburg (Germany). " /> <meta name="keywords" content="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="HERA dipole magnet (DESY)" name="citation_title" /> <meta name="citation_online_date" content="2024/05/08"> <meta content="CERN-OBJ-AC-084" name="citation_technical_report_number" />  <meta content="HERA dipole magnet (DESY)" property="og:title" /> <meta content="Aimant dipôle de HERA (DESY)" property="og:title" /> <meta content="website" property="og:type" /> <meta content="https://cds.cern.ch/record/2897175" property="og:url" /> <meta name="twitter:image" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" /> <meta property="og:image" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" /> <meta property="og:image" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg" /> <meta property="og:image" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg?subformat=icon-180" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg?subformat=icon-180" /> <meta property="og:image" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" /> <meta content="CERN Document Server" property="og:site_name" /> <meta content="The Hadron-Elektron-Ringanlage (HERA) collided protons with energies up to 920 GeV with electrons or positrons with energies up to 27.5 GeV. It operated from 1992 to 2007, probing the internal structure of the proton. Many of the features of the HERA superconducting magnets became standards for later projects. The HERA ring was installed in a 6.3 km tunnel at Deutsches Elektronen-Synchrotron (DESY) Laboratory, Hamburg (Germany)." property="og:description" />  <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="CERN32Document32Server search" lang="bg">  <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=bg&referer=https%3A//cds.cern.ch/record/2897175%3Fln%3Dbg" 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=bg">Търсене</a></li> <li class="menu-444 "><a class="" title="" href="https://cds.cern.ch/submit?ln=bg">Изпращане</a></li> <li class="menu-426 "><a class="" href="https://cds.cern.ch/help/?ln=bg">Помощ</a></li> <li class="leaf hassubcdsmenu"> <a hreflang="en" class="header" href="https://cds.cern.ch/youraccount/display?ln=bg">Персонализиране</a> <ul class="subsubcdsmenu"><li><a href="https://cds.cern.ch/youralerts/list?ln=bg">Your alerts</a></li><li><a href="https://cds.cern.ch/yourbaskets/display?ln=bg">Your baskets</a></li><li><a href="https://cds.cern.ch/yourcomments?ln=bg">Your comments</a></li><li><a href="https://cds.cern.ch/youralerts/display?ln=bg">Your searches</a></li></ul></li> </ul> </div> </div> </div>  <table class="navtrailbox"> <tr> <td class="navtrailboxbody"> <a href="/?ln=bg" class="navtrail">Начало</a> > HERA dipole magnet (DESY) </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/2897175/?ln=bg">Информация </a></li><li class=""><a href="/record/2897175/files?ln=bg">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="2897175"></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-084</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>HERA dipole magnet (DESY)</b></td></tr> <tr><td class="formatRecordLabel"> Description </td><td style="padding-left:5px;">The Hadron-Elektron-Ringanlage (HERA) collided protons with energies up to 920 GeV with electrons or positrons with energies up to 27.5 GeV. It operated from 1992 to 2007, probing the internal structure of the proton. Many of the features of the HERA superconducting magnets became standards for later projects. The HERA ring was installed in a 6.3 km tunnel at Deutsches Elektronen-Synchrotron (DESY) Laboratory, Hamburg (Germany).</td></tr> <tr><td class="formatRecordLabel"> Keywords </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?f=keyword&p=AC&ln=bg">AC</a> ; <a href="https://cds.cern.ch/search?f=keyword&p=Museum%20Heritage%20Collection&ln=bg">Museum Heritage Collection</a></td></tr> <tr> <td class="formatRecordLabel"> Physical characteristics </td> <td style="padding-left:5px;"> Length: 900 cm<br /> Diameter: 120 cm<br /> Weight: 9500 kg<br /> </td> </tr> <tr><td class="formatRecordLabel"> Location </td><td style="padding-left:5px;">Building 947 </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"> 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=bg">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/2897175/files/CERN-OBJ-AC-084-01.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/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" style="max-height:490px; max-width:640px;" alt="" title="CERN-OBJ-AC-084-1" class="lazy"/> </a> <div class="highslide-caption"> <b>CERN-OBJ-AC-084-1</b>  -  <a href="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" data-size="GIF;ICON">GIF;ICON</a>, <a href="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg" data-size="JPEG">JPEG</a>, <a href="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg?subformat=icon-180" data-size="JPEG;ICON-180">JPEG;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-084-1 <br/><a href="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.gif?subformat=icon" style="color:#888;font-size:x-small" data-size="GIF;ICON">GIF;ICON</a>, <a href="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg" style="color:#888;font-size:x-small" data-size="JPEG">JPEG</a>, <a href="https://cds.cern.ch/record/2897175/files/CERN-OBJ-AC-084-01.jpeg?subformat=icon-180" style="color:#888;font-size:x-small" data-size="JPEG;ICON-180">JPEG;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"> Записът е създаден на 2024-05-08, последна промяна на 2024-05-08</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=bg&p=recid%3A2897175&rm=wrd" class="moreinfo">Подобни записи</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">Пълен текст:</small> <br /><a href="/record/2897175/files/CERN-OBJ-AC-084-01.jpeg"><img style="border:none" src="/img/file-icon-text-34x48.gif" alt="Сваляне на пълен текст" /><br />JPEG</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=bg&recid=2897175">Добавяне в личната кошница</a></li> <li>Export as <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/hx?ln=bg">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/hm?ln=bg">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/xm?ln=bg">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/xd?ln=bg">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/xe?ln=bg">EndNote</a>,  <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/xn?ln=bg">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2897175/export/xw?ln=bg">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:2897175/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/2897175', addEmail: true, title: "HERA dipole magnet (DESY)", description: "The Hadron-Elektron-Ringanlage (HERA) collided protons with energies up to 920 GeV with electrons or positrons with energies up to 27.5 GeV. It operated from 1992 to 2007, probing the internal structure of the proton. Many of the features of the HERA superconducting magnets became standards for later projects. The HERA ring was installed in a 6.3 km tunnel at Deutsches Elektronen-Synchrotron (DESY) Laboratory, Hamburg (Germany)." }); // ]]> </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=bg">Търсене</a> :: <a class="footer" href="https://cds.cern.ch/submit?ln=bg">Изпращане</a> :: <a class="footer" href="https://cds.cern.ch/youraccount/display?ln=bg">Персонализиране</a> :: <a class="footer" href="https://cds.cern.ch/help/?ln=bg">Помощ</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 /> Поддръжка от <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"> Този сайт е достъпен на следните езици:<br /><span class="langinfo">Български</span>  <a href="/record/2897175?ln=ca" class="langinfo">Català</a>  <a href="/record/2897175?ln=de" class="langinfo">Deutsch</a>  <a href="/record/2897175?ln=el" class="langinfo">Ελληνικά</a>  <a href="/record/2897175?ln=en" class="langinfo">English</a>  <a href="/record/2897175?ln=es" class="langinfo">Español</a>  <a href="/record/2897175?ln=fr" class="langinfo">Français</a>  <a href="/record/2897175?ln=hr" class="langinfo">Hrvatski</a>  <a href="/record/2897175?ln=it" class="langinfo">Italiano</a>  <a href="/record/2897175?ln=ja" class="langinfo">日本語</a>  <a href="/record/2897175?ln=ka" class="langinfo">ქართული</a>  <a href="/record/2897175?ln=no" class="langinfo">Norsk/Bokmål</a>  <a href="/record/2897175?ln=pl" class="langinfo">Polski</a>  <a href="/record/2897175?ln=pt" class="langinfo">Português</a>  <a href="/record/2897175?ln=ru" class="langinfo">Русский</a>  <a href="/record/2897175?ln=sk" class="langinfo">Slovensky</a>  <a href="/record/2897175?ln=sv" class="langinfo">Svenska</a>  <a href="/record/2897175?ln=zh_CN" class="langinfo">中文(简)</a>  <a href="/record/2897175?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

HERA dipole magnet (DESY) - CERN Document Server