Monte Carlo intercomparison and benchmark of the neutron streaming in the ramified access maze of the CERN High-energy AcceleRator Mixed field (CHARM) facility at CERN

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The streaming of the secondary neutrons through the various legs of the ramified access maze of the facility was measured using aluminium activation detectors installed at 12 different locations: for the first time, the extended coverage of measurement locations allowed to assess the streaming in more distant areas of the maze. The attenuation profile along the maze measured via the production of 24Na was also used to benchmark results from Monte Carlo calculations performed with FLUKA, PHITS, and GEANT4: over almost the five orders of magnitude of the measured production yield, an agreement within a factor 1.4, 1.7, and 2.5 respectively was found for the three codes. Bozzato, D; Devienne, A; Froeschl, R; Infantino, A; Lorenzon, T; Pozzi, F; Tisi, M; Nakao, N; Kajimoto, T; Sanami, T; Roesler, S; Brugger, M" /> <meta name="keywords" content="High-energy neutrons, Access maze, Activation, Monte Carlo, FLUKA, PHITS, GEANT4, Benchmark" /> <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="Elsevier B.V. : Monte Carlo intercomparison and benchmark of the neutron streaming in the ramified access maze of the CERN High-energy AcceleRator Mixed field (CHARM) facility at CERN" name="citation_title" /> <meta content="Bozzato, D" name="citation_author" /> <meta content="Roesler, S" name="citation_author" /> <meta content="Infantino, A" name="citation_author" /> <meta content="Kajimoto, T" name="citation_author" /> <meta content="Tisi, M" name="citation_author" /> <meta content="Nakao, N" name="citation_author" /> <meta content="Pozzi, F" name="citation_author" /> <meta content="Lorenzon, T" name="citation_author" /> <meta content="Devienne, A" name="citation_author" /> <meta content="Froeschl, R" name="citation_author" /> <meta content="Sanami, T" name="citation_author" /> <meta content="Brugger, M" name="citation_author" /> <meta content="10.1016/j.nima.2024.169565" name="citation_doi" /> <meta content="Nucl. 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The streaming of the secondary neutrons through the various legs of the ramified access maze of the facility was measured using aluminium activation detectors installed at 12 different locations: for the first time, the extended coverage of measurement locations allowed to assess the streaming in more distant areas of the maze. The attenuation profile along the maze measured via the production of 24Na was also used to benchmark results from Monte Carlo calculations performed with FLUKA, PHITS, and GEANT4: over almost the five orders of magnitude of the measured production yield, an agreement within a factor 1.4, 1.7, and 2.5 respectively was found for the three codes." 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/2905926" 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> > Monte Carlo intercomparison and benchmark of the neutron streaming in the ramified access maze of the CERN High-energy AcceleRator Mixed field (CHARM) facility at CERN </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/2905926/?ln=en">Information </a></li><li class=""><a href="/record/2905926/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="2905926"></abbr> <style type="text/css">  </style> <table class="formatRecordTableFullWidth" > <tr> <td class="formatRecordHeader" style="background-image: url('https://cds.cern.ch/img/journals.jpg');" colspan="2">  Article </td> </tr> <script type="text/javascript"> $( document ).ready(function() { $('.showAuthor').on('click', function() { var author = '<p>' + $(this).data('name') + '</p>'; var affiliation = $(this).data('affiliation') + '</br>'; var contribution = $(this).data('contribution') + '</br>'; $.magnificPopup.open({ items: { src: '<div id="ovelary-mathjax" class="overlay-white oc-content overlay-white-500">' + author + affiliation + contribution + '</div>', type: 'inline' }, callbacks: { open: function() { var div = document.getElementById("overlay-mathjax") MathJax.Hub.Queue(["Typeset", MathJax.Hub, div]); }, } }) }) }); </script> <tr><td class="formatRecordLabel"> Title </td><td style="padding-left:5px;"><b>Monte Carlo intercomparison and benchmark of the neutron streaming in the ramified access maze of the CERN High-energy AcceleRator Mixed field (CHARM) facility at CERN</b></td></tr> <tr><td class="formatRecordLabel"><span style="white-space:nowrap;"> Author(s) </span> </td><td style="padding-left:5px;"> <script type="text/javascript"> function toggle_authors_visibility(){ var more = document.getElementById('more'); var link = document.getElementById('link'); var extension = document.getElementById('extension'); if (more.style.display=='none'){ more.style.display = ''; extension.style.display = 'none'; link.innerHTML = "Hide" } else { more.style.display = 'none'; extension.style.display = ''; link.innerHTML = "Show all 12 authors" } link.style.color = "rgb(204,0,0);" } function set_up(){ var extension = document.getElementById('extension'); extension.innerHTML = ""; toggle_authors_visibility(); } </script> <a name="show_hide" /><a href="https://cds.cern.ch/search?f=author&p=Bozzato%2C%20D&ln=en">Bozzato, D</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Devienne%2C%20A&ln=en">Devienne, A</a> (Fusion for Energy, Barcelona) ; <a href="https://cds.cern.ch/search?f=author&p=Froeschl%2C%20R&ln=en">Froeschl, R</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Infantino%2C%20A&ln=en">Infantino, A</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Lorenzon%2C%20T&ln=en">Lorenzon, T</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Pozzi%2C%20F&ln=en">Pozzi, F</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Tisi%2C%20M&ln=en">Tisi, M</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Nakao%2C%20N&ln=en">Nakao, N</a> (Tokyo Inst. Tech.) ; <a href="https://cds.cern.ch/search?f=author&p=Kajimoto%2C%20T&ln=en">Kajimoto, T</a> (Hiroshima U.) ; <a href="https://cds.cern.ch/search?f=author&p=Sanami%2C%20T&ln=en">Sanami, T</a> (KEK, Tsukuba)<span id="more" style=""> ; <a href="https://cds.cern.ch/search?f=author&p=Roesler%2C%20S&ln=en">Roesler, S</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Brugger%2C%20M&ln=en">Brugger, M</a> (CERN)</span> <span id="extension"></span> <small><i><a id="link" href="#" onclick="toggle_authors_visibility()" style="color:rgb(204,0,0);"></a></i></small><script type="text/javascript">set_up()</script></td></tr> <tr><td class="formatRecordLabel"> Publication </td><td style="padding-left:5px;">2024</td></tr> <tr><td class="formatRecordLabel"> Number of pages </td><td style="padding-left:5px;">8</td></tr> <tr><td class="formatRecordLabel"> In: </td><td style="padding-left:5px;"><a href="http://dx.doi.org/10.1016/j.nima.2024.169565"><i>Nucl. Instrum. Methods Phys. Res., A</i> 1066 (2024) 169565</a> </a></td></tr> <tr><td class="formatRecordLabel"> DOI </td><td style="padding-left:5px;"><a href="http://dx.doi.org/10.1016/j.nima.2024.169565" title="DOI" target="_blank">10.1016/j.nima.2024.169565</a> (publication) <tr><td class="formatRecordLabel"> Subject category </td><td style="padding-left:5px;">Detectors and Experimental Techniques ; Accelerators and Storage Rings</td></tr> <tr><td class="formatRecordLabel"> Accelerator/Facility, Experiment </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?p=CERN%20CHARM&f=693__a">CERN CHARM</a></td></tr> <tr><td class="formatRecordLabel"> Abstract </td><td style="padding-left:5px;">Experiments of high-energy neutron streaming were performed in the access maze of the CERN High-energy AcceleRator Mixed-field (CHARM) facility where high-intensity proton beams of 24 GeV/c impact on a copper target. The streaming of the secondary neutrons through the various legs of the ramified access maze of the facility was measured using aluminium activation detectors installed at 12 different locations: for the first time, the extended coverage of measurement locations allowed to assess the streaming in more distant areas of the maze. The attenuation profile along the maze measured via the production of 24Na was also used to benchmark results from Monte Carlo calculations performed with FLUKA, PHITS, and GEANT4: over almost the five orders of magnitude of the measured production yield, an agreement within a factor 1.4, 1.7, and 2.5 respectively was found for the three codes.</td></tr> <tr><td class="formatRecordLabel"> Copyright/License </td><td style="padding-left:5px;">publication: © 2024 The Author(s) (License: <a href="http://creativecommons.org/licenses/by-nc/4.0/">CC BY-NC 4.0</a>)</td></tr> </table> <br/>Corresponding record in: <a href="http://inspirehep.net/record/2805506">Inspire</a> <small> </small> <br/> <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 2024-07-31, last modified 2024-09-09</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%3A2905926&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/2905926/files/Publication.pdf"><img style="border:none" src="/img/file-icon-text-34x48.gif" alt="Download fulltext" /><br />PDF</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=2905926">Add to personal basket</a></li> <li>Export as <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/export/hx?ln=en">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/export/hm?ln=en">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/export/xm?ln=en">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/export/xd?ln=en">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/export/xe?ln=en">EndNote</a>,  <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/export/xn?ln=en">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2905926/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:2905926/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/2905926', addEmail: true, title: "Monte Carlo intercomparison and benchmark of the neutron streaming in the ramified access maze of the CERN High-energy AcceleRator Mixed field (CHARM) facility at CERN", description: "Experiments of high-energy neutron streaming were performed in the access maze of the CERN High-energy AcceleRator Mixed-field (CHARM) facility where high-intensity proton beams of 24 GeV/c impact on a copper target. The streaming of the secondary neutrons through the various legs of the ramified access maze of the facility was measured using aluminium activation detectors installed at 12 different locations: for the first time, the extended coverage of measurement locations allowed to assess the streaming in more distant areas of the maze. The attenuation profile along the maze measured via the production of 24Na was also used to benchmark results from Monte Carlo calculations performed with FLUKA, PHITS, and GEANT4: over almost the five orders of magnitude of the measured production yield, an agreement within a factor 1.4, 1.7, and 2.5 respectively was found for the three codes." }); // ]]> </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? 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Monte Carlo intercomparison and benchmark of the neutron streaming in the ramified access maze of the CERN High-energy AcceleRator Mixed field (CHARM) facility at CERN - CERN Document Server