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For each point in the parameter spaces of these models we obtain a range of B(b\to s\gamma) values which should conservatively account for the unknown next-to-leading-order QCD corrections. We then classify these points into three categories: ``excluded" points have ranges of B(b\to s\gamma) which do not overlap with the experimentally allowed range, ``preferred" points have B(b\to s\gamma) ranges which overlap with the Standard Model prediction, and ``Ok" points are neither ``excluded" nor ``preferred" but may become ``excluded" should new CLEO data be consistent with the Standard Model prediction. In {\em all} cases we observe a strong tendency for the ``preferred" points towards one sign of the Higgs mixing parameter \mu. For the opposite sign of \mu there is an upper bound on \tan\beta: \tan\beta\lsim25 in general, and \tan\beta\lsim6 for the ``preferred" points. We conclude that new CLEO data will provide a decisive test of supergravity models. We perform a detailed study of the constraints from $b\to s\gamma$ on a large class of supergravity models, including generic four-parameter supergravity models, the minimal $SU(5)$ supergravity model, and $SU(5)\times U(1)$ supergravity. For each point in the parameter spaces of these models we obtain a range of $B(b\to s\gamma)$ values which should conservatively account for the unknown next-to-leading-order QCD corrections. We then classify these points into three categories: ``excluded" points have ranges of $B(b\to s\gamma)$ which do not overlap with the experimentally allowed range, ``preferred" points have $B(b\to s\gamma)$ ranges which overlap with the Standard Model prediction, and ``Ok" points are neither ``excluded" nor ``preferred" but may become ``excluded" should new CLEO data be consistent with the Standard Model prediction. In {\em all} cases we observe a strong tendency for the ``preferred" points towards one sign of the Higgs mixing parameter $\mu$. For the opposite sign of $\mu$ there is an upper bound on $\tan\beta$: $\tan\beta\lsim25$ in general, and $\tan\beta\lsim6$ for the ``preferred" points. We conclude that new CLEO data will provide a decisive test of supergravity models. Lopez, Jorge L.; Nanopoulos, Dimitri V.; Wang, Xu; Zichichi, A." /> <meta name="keywords" content="CERN Document Server, WebSearch, CERN Document Server" /> <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="New constraints on supergravity models from b --&gt; s$\gamma$" name="citation_title" /> <meta content="Lopez, Jorge L." name="citation_author" /> <meta content="Nanopoulos, Dimitri V." name="citation_author" /> <meta content="Wang, Xu" name="citation_author" /> <meta content="Zichichi, A." name="citation_author" /> <meta content="10.1103/PhysRevD.51.147" name="citation_doi" /> <meta content="Phys. 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For each point in the parameter spaces of these models we obtain a range of $B(b\to s\gamma)$ values which should conservatively account for the unknown next-to-leading-order QCD corrections. We then classify these points into three categories: ``excluded&quot; points have ranges of $B(b\to s\gamma)$ which do not overlap with the experimentally allowed range, ``preferred&quot; points have $B(b\to s\gamma)$ ranges which overlap with the Standard Model prediction, and ``Ok&quot; points are neither ``excluded&quot; nor ``preferred&quot; but may become ``excluded&quot; should new CLEO data be consistent with the Standard Model prediction. In {\em all} cases we observe a strong tendency for the ``preferred&quot; points towards one sign of the Higgs mixing parameter $\mu$. For the opposite sign of $\mu$ there is an upper bound on $\tan\beta$: $\tan\beta\lsim25$ in general, and $\tan\beta\lsim6$ for the ``preferred&quot; points. We conclude that new CLEO data will provide a decisive test of supergravity models." property="og:description" /> <meta content="We perform a detailed study of the constraints from b\to s\gamma on a large class of supergravity models, including generic four-parameter supergravity models, the minimal SU(5) supergravity model, and SU(5)\times U(1) supergravity. For each point in the parameter spaces of these models we obtain a range of B(b\to s\gamma) values which should conservatively account for the unknown next-to-leading-order QCD corrections. We then classify these points into three categories: ``excluded&quot; points have ranges of B(b\to s\gamma) which do not overlap with the experimentally allowed range, ``preferred&quot; points have B(b\to s\gamma) ranges which overlap with the Standard Model prediction, and ``Ok&quot; points are neither ``excluded&quot; nor ``preferred&quot; but may become ``excluded&quot; should new CLEO data be consistent with the Standard Model prediction. In {\em all} cases we observe a strong tendency for the ``preferred&quot; points towards one sign of the Higgs mixing parameter \mu. For the opposite sign of \mu there is an upper bound on \tan\beta: \tan\beta\lsim25 in general, and \tan\beta\lsim6 for the ``preferred&quot; points. We conclude that new CLEO data will provide a decisive test of supergravity models." property="og:description" /> <meta content="Inspire" property="og:description" />  <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="CERN32Document32Server search" lang="ja">  <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=ja&referer=https%3A//cds.cern.ch/record/265502%3Fln%3Dja" 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=ja">検索</a></li> <li class="menu-444 "><a class="" title="" href="https://cds.cern.ch/submit?ln=ja">アップロード</a></li> <li class="menu-426 "><a class="" href="https://cds.cern.ch/help/?ln=ja">ヘルプ</a></li> <li class="leaf hassubcdsmenu"> <a hreflang="en" class="header" href="https://cds.cern.ch/youraccount/display?ln=ja">あなたのページ</a> <ul class="subsubcdsmenu"><li><a href="https://cds.cern.ch/youralerts/list?ln=ja">Your alerts</a></li><li><a href="https://cds.cern.ch/yourbaskets/display?ln=ja">Your baskets</a></li><li><a href="https://cds.cern.ch/yourcomments?ln=ja">Your comments</a></li><li><a href="https://cds.cern.ch/youralerts/display?ln=ja">Your searches</a></li></ul></li> </ul> </div> </div> </div>  <table class="navtrailbox"> <tr> <td class="navtrailboxbody"> <a href="/?ln=ja" class="navtrail">ホーム</a> > New constraints on supergravity models from b --> s$\gamma$ </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/265502/?ln=ja">Information </a></li><li class=""><a href="/record/265502/files?ln=ja">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="265502"></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>'; $.magnificPopup.open({ items: { src: '<div id="ovelary-mathjax" class="overlay-white oc-content overlay-white-500">' + author + affiliation + contribution + '</div>', type: 'inline' }, callbacks: { open: function() { var div = document.getElementById("overlay-mathjax") MathJax.Hub.Queue(["Typeset", MathJax.Hub, div]); }, } }) }) }); </script> <tr><td class="formatRecordLabel"> Report number </td><td style="padding-left:5px;">hep-ph/9406427 ; CERN-TH-7335-94 ; CTP-TAMU-33-94 ; ACT-11-94 ; ACT-1994-11 ; CERN-TH-7335-94 ; CTP-TAMU-94-33</td></tr> <tr><td class="formatRecordLabel"> Title </td><td style="padding-left:5px;"><b>New constraints on supergravity models from b --> s$\gamma$</b></td></tr> <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=Lopez%2C%20Jorge%20L.&ln=ja">Lopez, Jorge L.</a> (Texas A-M ; HARC, Woodlands) ; <a href="https://cds.cern.ch/search?f=author&p=Nanopoulos%2C%20Dimitri%20V.&ln=ja">Nanopoulos, Dimitri V.</a> (Texas A-M ; HARC, Woodlands ; CERN) ; <a href="https://cds.cern.ch/search?f=author&p=Wang%2C%20Xu&ln=ja">Wang, Xu</a> (Texas A-M ; HARC, Woodlands) ; <a href="https://cds.cern.ch/search?f=author&p=Zichichi%2C%20A.&ln=ja">Zichichi, A.</a> (CERN)</td></tr> <tr><td class="formatRecordLabel"> Affiliation </td><td style="padding-left:5px;">(Texas A&M Univ. College Station) ; (HARC The Woodlands) ; (CERN)</td></tr> <tr><td class="formatRecordLabel"> Publication </td><td style="padding-left:5px;">1995</td></tr> <tr><td class="formatRecordLabel"> Imprint </td><td style="padding-left:5px;">30 Jun 1994</td></tr> <tr><td class="formatRecordLabel"> Number of pages </td><td style="padding-left:5px;">26</td></tr> <tr><td class="formatRecordLabel"> In: </td><td style="padding-left:5px;"><a href="http://dx.doi.org/10.1103/PhysRevD.51.147"><i>Phys. Rev. D</i> 51 (1995) 147-157</a> </a></td></tr> <tr><td class="formatRecordLabel"> DOI </td><td style="padding-left:5px;"><a href="http://dx.doi.org/10.1103/PhysRevD.51.147" title="DOI" target="_blank">10.1103/PhysRevD.51.147</a> <tr><td class="formatRecordLabel"> Subject category </td><td style="padding-left:5px;">Particle Physics - Phenomenology</td></tr> <tr><td class="formatRecordLabel"> Abstract </td><td style="padding-left:5px;">We perform a detailed study of the constraints from $b\to s\gamma$ on a large class of supergravity models, including generic four-parameter supergravity models, the minimal $SU(5)$ supergravity model, and $SU(5)\times U(1)$ supergravity. For each point in the parameter spaces of these models we obtain a range of $B(b\to s\gamma)$ values which should conservatively account for the unknown next-to-leading-order QCD corrections. We then classify these points into three categories: ``excluded" points have ranges of $B(b\to s\gamma)$ which do not overlap with the experimentally allowed range, ``preferred" points have $B(b\to s\gamma)$ ranges which overlap with the Standard Model prediction, and ``Ok" points are neither ``excluded" nor ``preferred" but may become ``excluded" should new CLEO data be consistent with the Standard Model prediction. In {\em all} cases we observe a strong tendency for the ``preferred" points towards one sign of the Higgs mixing parameter $\mu$. For the opposite sign of $\mu$ there is an upper bound on $\tan\beta$: $\tan\beta\lsim25$ in general, and $\tan\beta\lsim6$ for the ``preferred" points. We conclude that new CLEO data will provide a decisive test of supergravity models.</td></tr> </table> <br/>Corresponding record in: <a href="http://inspirehep.net/record/374513">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"> レコード　生成： 1994-07-01, 最終変更： 2023-03-14</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=ja&p=recid%3A265502&rm=wrd" class="moreinfo">ほとんど同じレコード</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">APS Published version, local copy:</small> <br /><a href="/record/265502/files/PhysRevD.51.147.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>PDF</a><br /></div><div><small class="detailedRecordActions">Access to fulltext document:</small> <br /><a href="/record/265502/files/9406427.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>PDF</a><br /></div><div><small class="detailedRecordActions">フルテキスト:</small> <br /><a href="/record/265502/files/arXiv:hep-ph_9406427.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>PDF</a><br /></div><small class="detailedRecordActions">External link:</small><br /><small><a href="http://arxiv.org/pdf/hep-ph/9406427"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>hep-ph/9406427 PDF</a></small> </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=ja&recid=265502">Add to personal basket</a></li> <li>Export as <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/hx?ln=ja">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/hm?ln=ja">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/xm?ln=ja">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/xd?ln=ja">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/xe?ln=ja">EndNote</a>,  <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/xn?ln=ja">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/265502/export/xw?ln=ja">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/hep-ph/9406427/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/265502', addEmail: true, title: "New constraints on supergravity models from b --> s$\\gamma$", description: "We perform a detailed study of the constraints from b\\to s\\gamma on a large class of supergravity models, including generic four-parameter supergravity models, the minimal SU(5) supergravity model, and SU(5)\\times U(1) supergravity. For each point in the parameter spaces of these models we obtain a range of B(b\\to s\\gamma) values which should conservatively account for the unknown next-to-leading-order QCD corrections. We then classify these points into three categories: ``excluded\" points have ranges of B(b\\to s\\gamma) which do not overlap with the experimentally allowed range, ``preferred\" points have B(b\\to s\\gamma) ranges which overlap with the Standard Model prediction, and ``Ok\" points are neither ``excluded\" nor ``preferred\" but may become ``excluded\" should new CLEO data be consistent with the Standard Model prediction. In {\\em all} cases we observe a strong tendency for the ``preferred\" points towards one sign of the Higgs mixing parameter \\mu. For the opposite sign of \\mu there is an upper bound on \\tan\\beta: \\tan\\beta\\lsim25 in general, and \\tan\\beta\\lsim6 for the ``preferred\" points. We conclude that new CLEO data will provide a decisive test of supergravity models." }); // ]]> </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=ja">検索</a> :: <a class="footer" href="https://cds.cern.ch/submit?ln=ja">アップロード</a> :: <a class="footer" href="https://cds.cern.ch/youraccount/display?ln=ja">あなたのページ</a> :: <a class="footer" href="https://cds.cern.ch/help/?ln=ja">ヘルプ</a> :: <a class="footer" href="https://cern.service-now.com/service-portal?id=privacy_policy&se=CDS-Service" target="_blank">Privacy Notice</a> :: <a class="footer" href="https://repository.cern/content-policy" target="_blank">Content Policy</a> :: <a class="footer" href="https://repository.cern/terms" target="_blank">Terms and Conditions</a> <br /> Powered by <a class="footer" href="http://invenio-software.org/">Invenio</a> <br /> 管理者 <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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