CINXE.COM

<!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="sk" xml:lang="sk" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"> <head> <title>Measurements and Monte Carlo simulations of high-energy neutron streaming through the access maze using activation detectors at 24 GeV/c proton beam facility of CERN/CHARM - 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/2807802/export/hm" /> <link rel="alternate" hreflang="el" href="https://cds.cern.ch/record/2807802/export/hm?ln=el" /> <link rel="alternate" hreflang="fr" href="https://cds.cern.ch/record/2807802/export/hm?ln=fr" /> <link rel="alternate" hreflang="bg" href="https://cds.cern.ch/record/2807802/export/hm?ln=bg" /> <link rel="alternate" hreflang="zh-TW" href="https://cds.cern.ch/record/2807802/export/hm?ln=zh_TW" /> <link rel="alternate" hreflang="pt" href="https://cds.cern.ch/record/2807802/export/hm?ln=pt" /> <link rel="alternate" hreflang="no" href="https://cds.cern.ch/record/2807802/export/hm?ln=no" /> <link rel="alternate" hreflang="hr" href="https://cds.cern.ch/record/2807802/export/hm?ln=hr" /> <link rel="alternate" hreflang="ca" href="https://cds.cern.ch/record/2807802/export/hm?ln=ca" /> <link rel="alternate" hreflang="de" href="https://cds.cern.ch/record/2807802/export/hm?ln=de" /> <link rel="alternate" hreflang="it" href="https://cds.cern.ch/record/2807802/export/hm?ln=it" /> <link rel="alternate" hreflang="zh-CN" href="https://cds.cern.ch/record/2807802/export/hm?ln=zh_CN" /> <link rel="alternate" hreflang="sv" href="https://cds.cern.ch/record/2807802/export/hm?ln=sv" /> <link rel="alternate" hreflang="sk" href="https://cds.cern.ch/record/2807802/export/hm?ln=sk" /> <link rel="alternate" hreflang="en" href="https://cds.cern.ch/record/2807802/export/hm?ln=en" /> <link rel="alternate" hreflang="pl" href="https://cds.cern.ch/record/2807802/export/hm?ln=pl" /> <link rel="alternate" hreflang="ru" href="https://cds.cern.ch/record/2807802/export/hm?ln=ru" /> <link rel="alternate" hreflang="ka" href="https://cds.cern.ch/record/2807802/export/hm?ln=ka" /> <link rel="alternate" hreflang="ja" href="https://cds.cern.ch/record/2807802/export/hm?ln=ja" /> <link rel="alternate" hreflang="es" href="https://cds.cern.ch/record/2807802/export/hm?ln=es" /> <link rel="alternate" type="application/rss+xml" title="CERN Document Server RSS" href="/rss?ln=sk" /> <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="sk" /> <meta name="description" content="A measurement of high-energy neutron streaming was performed through a maze at the CERN (Conseil Européen pour la Recherche Nucléaire) High-energy AcceleRator Mixed-field (CHARM) facility. The protons of 24 GeV/c were injected onto a 50-cm-thick copper target and the released neutrons were streamed through a maze with several corridor-legs horizontally designed with the shield walls in the facility. Streaming neutrons were measured by using aluminum activation detectors placed at 10 locations in the maze. From the radionuclide production rate in the activation detectors, the attenuation profile along the maze was obtained for the reaction of 27Al(n,α)24Na. Monte Carlo simulations performed with two codes, the Particle and Heavy Ion Transport System (PHITS) and CERN FLUktuierende KAskade (FLUKA), gave good agreements with the measurements within a factor of 1.7 for the production rates ranging over more than 3 orders of magnitude. Nakao, Noriaki; Kajimoto, Tsuyoshi; Sanami, Toshiya; Froeschl, Robert; Iliopoulou, Elpida; Infantino, Angelo; Yashima, Hiroshi; Oyama, Takahiro; Nagaguro, Seiji; Lee, Eunji; Matsumoto, Tetsuro; Masuda, Akihiko; Uwamino, Yoshitomo; Roesler, Stefan; Brugger, Markus" /> <meta name="keywords" content="High-energy neutron, charm, maze, activation detector, Monte Carlo, phits, fluka" /> <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"/>  <meta content="Taylor and Francis : Measurements and Monte Carlo simulations of high-energy neutron streaming through the access maze using activation detectors at 24 GeV/c proton beam facility of CERN/CHARM" name="citation_title" /> <meta content="Nakao, Noriaki" name="citation_author" /> <meta content="Uwamino, Yoshitomo" name="citation_author" /> <meta content="Brugger, Markus" name="citation_author" /> <meta content="Matsumoto, Tetsuro" name="citation_author" /> <meta content="Sanami, Toshiya" name="citation_author" /> <meta content="Iliopoulou, Elpida" name="citation_author" /> <meta content="Lee, Eunji" name="citation_author" /> <meta content="Nagaguro, Seiji" name="citation_author" /> <meta content="Roesler, Stefan" name="citation_author" /> <meta content="Masuda, Akihiko" name="citation_author" /> <meta content="Kajimoto, Tsuyoshi" name="citation_author" /> <meta content="Froeschl, Robert" name="citation_author" /> <meta content="Oyama, Takahiro" name="citation_author" /> <meta content="Yashima, Hiroshi" name="citation_author" /> <meta content="Infantino, Angelo" name="citation_author" /> <meta content="10.1080/00223131.2021.1887003" name="citation_doi" /> <meta content="J. Nucl. Sci. Tech." name="citation_journal_title" /> <meta content="58" name="citation_volume" /> <meta content="899-907" name="citation_firstpage" /> <meta content="2021" name="citation_publication_date" /> <meta name="citation_online_date" content="2022/04/28"> <meta content="10.1080/00223131.2021.1887003" name="citation_doi" /> <meta name="citation_pdf_url" content="https://cds.cern.ch/record/2807802/files/00223131.2021.pdf" />  <meta content="Taylor and Francis" property="og:title" /> <meta content="Measurements and Monte Carlo simulations of high-energy neutron streaming through the access maze using activation detectors at 24 GeV/c proton beam facility of CERN/CHARM" property="og:title" /> <meta content="website" property="og:type" /> <meta content="https://cds.cern.ch/record/2807802" property="og:url" /> <meta content="CERN Document Server" property="og:site_name" /> <meta content="Taylor and Francis" property="og:description" /> <meta content="A measurement of high-energy neutron streaming was performed through a maze at the CERN (Conseil Européen pour la Recherche Nucléaire) High-energy AcceleRator Mixed-field (CHARM) facility. The protons of 24 GeV/c were injected onto a 50-cm-thick copper target and the released neutrons were streamed through a maze with several corridor-legs horizontally designed with the shield walls in the facility. Streaming neutrons were measured by using aluminum activation detectors placed at 10 locations in the maze. From the radionuclide production rate in the activation detectors, the attenuation profile along the maze was obtained for the reaction of 27Al(n,α)24Na. Monte Carlo simulations performed with two codes, the Particle and Heavy Ion Transport System (PHITS) and CERN FLUktuierende KAskade (FLUKA), gave good agreements with the measurements within a factor of 1.7 for the production rates ranging over more than 3 orders of magnitude." property="og:description" />  <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="CERN32Document32Server search" lang="sk">  <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=sk&referer=https%3A//cds.cern.ch/record/2807802/export/hm%3Fln%3Dsk" 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=sk">Hľadaj</a></li> <li class="menu-444 "><a class="" title="" href="https://cds.cern.ch/submit?ln=sk">Pridaj</a></li> <li class="menu-426 "><a class="" href="https://cds.cern.ch/help/?ln=sk">Pomoc</a></li> <li class="leaf hassubcdsmenu"> <a hreflang="en" class="header" href="https://cds.cern.ch/youraccount/display?ln=sk">Personalizácia</a> <ul class="subsubcdsmenu"><li><a href="https://cds.cern.ch/youralerts/list?ln=sk">Your alerts</a></li><li><a href="https://cds.cern.ch/yourbaskets/display?ln=sk">Your baskets</a></li><li><a href="https://cds.cern.ch/yourcomments?ln=sk">Your comments</a></li><li><a href="https://cds.cern.ch/youralerts/display?ln=sk">Your searches</a></li></ul></li> </ul> </div> </div> </div>  <table class="navtrailbox"> <tr> <td class="navtrailboxbody"> <a href="/?ln=sk" class="navtrail">Hlavná stránka</a> > <a class="navtrail" href="/record/2807802">Measurements and Monte Carlo simulations of high-energy neutron streaming through the access maze using activation detectors at 24 GeV/c proton beam facility of CERN/CHARM</a> > HTML MARC </td> </tr> </table> </div> <div class="pagebody"><div class="pagebodystripemiddle"> <pre style="margin: 1em 0px;">002807802 001__ 2807802 002807802 003__ SzGeCERN 002807802 005__ 20220428210239.0 002807802 0247_ $$2DOI$$9Taylor and Francis$$a10.1080/00223131.2021.1887003 002807802 0248_ $$aoai:cds.cern.ch:2807802$$pcerncds:FULLTEXT$$pcerncds:CERN:FULLTEXT$$pcerncds:CERN 002807802 035__ $$9https://inspirehep.net/api/oai2d$$aoai:inspirehep.net:1893430$$d2022-04-27T11:16:43Z$$h2022-04-28T04:00:07Z$$mmarcxml 002807802 035__ $$9Inspire$$a1893430 002807802 041__ $$aeng 002807802 100__ $$aNakao, Noriaki$$uShimizu, Tokyo 002807802 245__ $$9Taylor and Francis$$aMeasurements and Monte Carlo simulations of high-energy neutron streaming through the access maze using activation detectors at 24 GeV/c proton beam facility of CERN/CHARM 002807802 260__ $$c2021 002807802 300__ $$a9 p 002807802 520__ $$9Taylor and Francis$$aA measurement of high-energy neutron streaming was performed through a maze at the CERN (Conseil Européen pour la Recherche Nucléaire) High-energy AcceleRator Mixed-field (CHARM) facility. The protons of 24 GeV/c were injected onto a 50-cm-thick copper target and the released neutrons were streamed through a maze with several corridor-legs horizontally designed with the shield walls in the facility. Streaming neutrons were measured by using aluminum activation detectors placed at 10 locations in the maze. From the radionuclide production rate in the activation detectors, the attenuation profile along the maze was obtained for the reaction of 27Al(n,α)24Na. Monte Carlo simulations performed with two codes, the Particle and Heavy Ion Transport System (PHITS) and CERN FLUktuierende KAskade (FLUKA), gave good agreements with the measurements within a factor of 1.7 for the production rates ranging over more than 3 orders of magnitude. 002807802 540__ $$aCC-BY-NC-ND-4.0$$uhttp://creativecommons.org/licenses/by-nc-nd/4.0/ 002807802 542__ $$dThe Author(s)$$g2021 002807802 65017 $$2SzGeCERN$$aAccelerators and Storage Rings 002807802 65017 $$2SzGeCERN$$aNuclear Physics - Experiment 002807802 6531_ $$9author$$aHigh-energy neutron 002807802 6531_ $$9author$$acharm 002807802 6531_ $$9author$$amaze 002807802 6531_ $$9author$$aactivation detector 002807802 6531_ $$9author$$aMonte Carlo 002807802 6531_ $$9author$$aphits 002807802 6531_ $$9author$$afluka 002807802 690C_ $$aARTICLE 002807802 690C_ $$aCERN 002807802 693__ $$aCERN CHARM 002807802 700__ $$aKajimoto, Tsuyoshi$$uHiroshima U. (main) 002807802 700__ $$aSanami, Toshiya$$uKEK, Tsukuba 002807802 700__ $$aFroeschl, Robert$$uCERN 002807802 700__ $$aIliopoulou, Elpida$$uCERN$$vHirslanden Private Hospital Group, Radiation Oncology Institut, Lausanne Switzerland 002807802 700__ $$aInfantino, Angelo$$uCERN 002807802 700__ $$aYashima, Hiroshi$$uKyoto U. (main) 002807802 700__ $$aOyama, Takahiro$$uKEK, Tsukuba 002807802 700__ $$aNagaguro, Seiji$$uKEK, Tsukuba 002807802 700__ $$aLee, Eunji$$uKyushu U., Fukuoka (main)$$uNCSU, Raleigh$$vDepartment of Nuclear Engineering, North Carolina State University, Raleigh, NC, USA 002807802 700__ $$aMatsumoto, Tetsuro$$uAIST, Tsukuba 002807802 700__ $$aMasuda, Akihiko$$uAIST, Tsukuba 002807802 700__ $$aUwamino, Yoshitomo$$uShimizu, Tokyo 002807802 700__ $$aRoesler, Stefan$$uCERN 002807802 700__ $$aBrugger, Markus$$uCERN 002807802 773__ $$c899-907$$n8$$pJ. Nucl. Sci. Tech.$$v58$$y2021 002807802 8564_ $$82364934$$s5423230$$uhttps://cds.cern.ch/record/2807802/files/00223131.2021.pdf$$yFulltext 002807802 960__ $$a13 002807802 980__ $$aARTICLE</pre></div></div> <footer id="footer" class="pagefooter clearfix">  <div class="pagefooterstripeleft"> CERN Document Server :: <a class="footer" href="https://cds.cern.ch/?ln=sk">Hľadaj</a> :: <a class="footer" href="https://cds.cern.ch/submit?ln=sk">Pridaj</a> :: <a class="footer" href="https://cds.cern.ch/youraccount/display?ln=sk">Personalizácia</a> :: <a class="footer" href="https://cds.cern.ch/help/?ln=sk">Pomoc</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 /> Spravuje <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"> Táto stránka je tiež dostupná v nasledujúcich jazykoch:<br /><a href="/record/2807802/export/hm?ln=bg" class="langinfo">Български</a>  <a href="/record/2807802/export/hm?ln=ca" class="langinfo">Català</a>  <a href="/record/2807802/export/hm?ln=de" class="langinfo">Deutsch</a>  <a href="/record/2807802/export/hm?ln=el" class="langinfo">Ελληνικά</a>  <a href="/record/2807802/export/hm?ln=en" class="langinfo">English</a>  <a href="/record/2807802/export/hm?ln=es" class="langinfo">Español</a>  <a href="/record/2807802/export/hm?ln=fr" class="langinfo">Français</a>  <a href="/record/2807802/export/hm?ln=hr" class="langinfo">Hrvatski</a>  <a href="/record/2807802/export/hm?ln=it" class="langinfo">Italiano</a>  <a href="/record/2807802/export/hm?ln=ja" class="langinfo">日本語</a>  <a href="/record/2807802/export/hm?ln=ka" class="langinfo">ქართული</a>  <a href="/record/2807802/export/hm?ln=no" class="langinfo">Norsk/Bokmål</a>  <a href="/record/2807802/export/hm?ln=pl" class="langinfo">Polski</a>  <a href="/record/2807802/export/hm?ln=pt" class="langinfo">Português</a>  <a href="/record/2807802/export/hm?ln=ru" class="langinfo">Русский</a>  <span class="langinfo">Slovensky</span>  <a href="/record/2807802/export/hm?ln=sv" class="langinfo">Svenska</a>  <a href="/record/2807802/export/hm?ln=zh_CN" class="langinfo">中文(简)</a>  <a href="/record/2807802/export/hm?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>