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This requires the precise knowledge of the position resolution of beam tracks reconstructed at the Device Under Test (DUT). A method is proposed which achieves this using a segmented silicon detector with charge-resolving readout. It is found that the DUT spatial resolution for particles with normal incidence is less than 1\,$\mathrm{\mu}$m for events where clusters consist of two pixels (or strips). Given this accuracy, the residual of the beam track-position at the DUT and the position reconstructed in the DUT provides the beam track-position resolution distribution. The method is developed using simulated events, which are also used to study how to deal with cross-talk, electronics noise, energetic $\delta$-electrons, and incident beams with a few degrees off the normal to the sensor plane. To validate the method, the position resolution of beam tracks reconstructed by the EUDET beam telescope of the DESY II Test Beam Facility is determined using a CMS Phase-2 prototype pixel sensor. Antonello, Massimiliano; Eikelmann, Lukas; Garutti, Erika; Klanner, Robert; Schwandt, Joern; Steinbrueck, Georg; Vauth, Annika" /> <meta name="keywords" content="TestBeams, Tracker" /> <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="Precision determination of the track-position resolution of beam telescopes" name="citation_title" /> <meta content="Antonello, Massimiliano" name="citation_author" /> <meta content="Klanner, Robert" name="citation_author" /> <meta content="Steinbrueck, Georg" name="citation_author" /> <meta content="Eikelmann, Lukas" name="citation_author" /> <meta content="Schwandt, Joern" name="citation_author" /> <meta content="Garutti, Erika" name="citation_author" /> <meta content="Vauth, Annika" name="citation_author" /> <meta content="2024/08/04" name="citation_publication_date" /> <meta name="citation_online_date" content="2024/09/02"> <meta content="CMS-NOTE-2024-007" name="citation_technical_report_number" /> <meta content="CERN-CMS-NOTE-2024-007" name="citation_technical_report_number" /> <meta name="citation_pdf_url" content="https://cds.cern.ch/record/2908771/files/NOTE2024_007.pdf" />  <meta content="Precision determination of the track-position resolution of beam telescopes" property="og:title" /> <meta content="website" property="og:type" /> <meta content="website" property="og:type" /> <meta content="https://cds.cern.ch/record/2908771" property="og:url" /> <meta content="CERN Document Server" property="og:site_name" /> <meta content="Beam tests using tracking telescopes are a standard method for determining the spatial resolution of detectors. This requires the precise knowledge of the position resolution of beam tracks reconstructed at the Device Under Test (DUT). A method is proposed which achieves this using a segmented silicon detector with charge-resolving readout. It is found that the DUT spatial resolution for particles with normal incidence is less than 1\,$\mathrm{\mu}$m for events where clusters consist of two pixels (or strips). Given this accuracy, the residual of the beam track-position at the DUT and the position reconstructed in the DUT provides the beam track-position resolution distribution. The method is developed using simulated events, which are also used to study how to deal with cross-talk, electronics noise, energetic $\delta$-electrons, and incident beams with a few degrees off the normal to the sensor plane. To validate the method, the position resolution of beam tracks reconstructed by the EUDET beam telescope of the DESY II Test Beam Facility is determined using a CMS Phase-2 prototype pixel sensor." property="og:description" />  <meta content="summary" name="twitter:card" /> <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="CMS32Preprints 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/2908771" 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> > <a href="/collection/CMS%20Collection?ln=en" class="navtrail">CMS Collection</a> > <a href="/collection/CMS%20Preprints?ln=en" class="navtrail">CMS Preprints</a> > Precision determination of the track-position resolution of beam telescopes </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/2908771/?ln=en">Information </a></li><li class=""><a href="/record/2908771/references?ln=en">References </a></li><li class=""><a href="/record/2908771/comments?ln=en">Discussion (0) </a></li><li class=""><a href="/record/2908771/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="2908771"></abbr>  <link href="/img/download_and_embed_buttons.css" rel="stylesheet" type="text/css" /> <style type="text/css">  .video_talk_wrapper{ max-width: 640px; min-height: 360px; } </style> <table class="formatRecordTableFullWidth"> <tr> <td class="formatRecordHeader" style="background-image: url('/img/journals.jpg');" colspan="2">  CMS Note </td> </tr> <tr><td class="formatRecordLabel"> Report number </td><td style="padding-left:5px;">CMS-NOTE-2024-007 ; CERN-CMS-NOTE-2024-007</td></tr> <tr><td class="formatRecordLabel"> Title </td><td style="padding-left:5px;"><b>Precision determination of the track-position resolution of beam telescopes</b></td></tr> <style> .video_control_container, #video_controlbutton { display: none; }#video_detailbox_download {display: none;}#video_detailbox_embed {display: none;}</style> <div class="video_control_container"> <div style="box-sizing: inherit;position: relative;min-height: 1em;margin: 1em 0;background: #f8f8f9;padding: 1em 1.5em;line-height: 1.4285em;transition: opacity .1s ease,color .1s ease,background .1s ease,box-shadow .1s ease,-webkit-box-shadow .1s ease;border-radius: .28571429rem;font-size: 1.1em;margin-top: 0;margin-bottom: 6px;background-color: #f8ffff;color: #276f86;box-shadow: 0 0 0 1px #a9d5de inset,0 0 0 0 transparent;"> <i class="fa fa-info"></i><span style="padding-left: 9px;">If you experience any problem watching the video, click the download button below</span> </div> <a id="video_controlbutton_download" rel="download_button" class="video_controlbutton" href="#">Download</a> <a id="video_controlbutton_embed" class="video_controlbutton" href="#">Embed</a> </div> <div id="video_detailbox_download" style="margin:10px"> </div> <div id="video_detailbox_embed" style="margin:10px"> </div> <tr><td class="formatRecordLabel"> <span style="white-space:nowrap;">Author(s)</span> </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?f=author&p=Antonello%2C%20Massimiliano&ln=en">Antonello, Massimiliano</a> (Hamburg U.) ; <a href="https://cds.cern.ch/search?f=author&p=Eikelmann%2C%20Lukas&ln=en">Eikelmann, Lukas</a> (Hamburg U.) ; <a href="https://cds.cern.ch/search?f=author&p=Garutti%2C%20Erika&ln=en">Garutti, Erika</a> (Hamburg U.) ; <a href="https://cds.cern.ch/search?f=author&p=Klanner%2C%20Robert&ln=en">Klanner, Robert</a> (Hamburg U.) ; <a href="https://cds.cern.ch/search?f=author&p=Schwandt%2C%20Joern&ln=en">Schwandt, Joern</a> (Hamburg U.) ; <a href="https://cds.cern.ch/search?f=author&p=Steinbrueck%2C%20Georg&ln=en">Steinbrueck, Georg</a> (Hamburg U.) ; <a href="https://cds.cern.ch/search?f=author&p=Vauth%2C%20Annika&ln=en">Vauth, Annika</a> (Hamburg U.)</td></tr> <tr><td class="formatRecordLabel"> Publication </td><td style="padding-left:5px;">2024</td></tr>  <script type="text/javascript"> /* * Changes the Imprint title to Date - Duration as requested by RQF0820114 * This is a hack not to touch the general imprint format element */ $(document).ready(function() { var collections = 'INTNOTECMSPUBL ; NOTE'; if (collections.indexOf('E-LEARNING') > -1) { $('.cern-imprint-label').text('Date - Duration'); } }) </script> <tr><td class="formatRecordLabel cern-imprint-label"> Imprint </td><td style="padding-left:5px;">04 Aug 2024</td></tr> <tr><td class="formatRecordLabel"> Number of pages </td><td style="padding-left:5px;">18</td></tr>  <tr><td class="formatRecordLabel"> Subject category </td><td style="padding-left:5px;">Detectors and Experimental Techniques</td></tr> <tr><td class="formatRecordLabel"> Accelerator/Facility, Experiment </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?p=CERN%20LHC&f=693__a">CERN LHC</a> ; <a href="https://cds.cern.ch/search?p=CMS&f=693__e">CMS</a></td></tr> <tr><td class="formatRecordLabel"> Keywords </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?f=keyword&p=TestBeams&ln=en">TestBeams</a> ; <a href="https://cds.cern.ch/search?f=keyword&p=Tracker&ln=en">Tracker</a></td></tr> <tr><td class="formatRecordLabel"> Abstract </td><td style="padding-left:5px;">Beam tests using tracking telescopes are a standard method for determining the spatial resolution of detectors. This requires the precise knowledge of the position resolution of beam tracks reconstructed at the Device Under Test (DUT). A method is proposed which achieves this using a segmented silicon detector with charge-resolving readout. It is found that the DUT spatial resolution for particles with normal incidence is less than 1\,$\mathrm{\mu}$m for events where clusters consist of two pixels (or strips). Given this accuracy, the residual of the beam track-position at the DUT and the position reconstructed in the DUT provides the beam track-position resolution distribution. The method is developed using simulated events, which are also used to study how to deal with cross-talk, electronics noise, energetic $\delta$-electrons, and incident beams with a few degrees off the normal to the sensor plane. To validate the method, the position resolution of beam tracks reconstructed by the EUDET beam telescope of the DESY II Test Beam Facility is determined using a CMS Phase-2 prototype pixel sensor.</td></tr> </table> <br/><div><div style="clear: both;"> </div></div> <script type="text/javascript"> // Initially hide: $(".longCaption").hide(); // Allow to toggle visibility: $(".toggleLongCaption").toggle(function(){ $(this).siblings(".longCaption").show('fast'); var thisElem = $(this); thisElem.text(thisElem.text() === "more" ? "less" : "more"); },function(){ $(this).siblings(".longCaption").hide('fast'); var thisElem = $(this); thisElem.text(thisElem.text() === "more" ? 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This requires the precise knowledge of the position resolution of beam tracks reconstructed at the Device Under Test (DUT). A method is proposed which achieves this using a segmented silicon detector with charge-resolving readout. It is found that the DUT spatial resolution for particles with normal incidence is less than 1\\,$\\mathrm{\\mu}$m for events where clusters consist of two pixels (or strips). Given this accuracy, the residual of the beam track-position at the DUT and the position reconstructed in the DUT provides the beam track-position resolution distribution. The method is developed using simulated events, which are also used to study how to deal with cross-talk, electronics noise, energetic $\\delta$-electrons, and incident beams with a few degrees off the normal to the sensor plane. 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