CINXE.COM

Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them - CERN Document Server

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <!--[if IEMobile 7]><html class="iem7" xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"><![endif]--> <!--[if lte IE 6]><html class="ie6 ie6-7 ie6-8" xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"><![endif]--> <!--[if (IE 7)&(!IEMobile)]><html class="ie7 ie6-7 ie6-8" xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"><![endif]--> <!--[if IE 8]><html class="ie8 ie6-8" xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"><![endif]--> <!--[if (gte IE 9)|(gt IEMobile 7)]><!--><html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"><!--<![endif]--> <head> <title>Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them - 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" /> <!--[if lt IE 8]> <link href="https://cds.cern.ch/img/cern_toolbar/css/toolbar-ie.css" rel="stylesheet" type="text/css"> <![endif]--> <!--[if lt IE 8]> <link rel="stylesheet" type="text/css" href="https://cds.cern.ch/img/invenio-ie7.css" /> <![endif]--> <!--[if gt IE 8]> <style type="text/css">div.restrictedflag {filter:none;}</style> <![endif]--> <link rel="canonical" href="https://cds.cern.ch/record/2806071" /> <link rel="alternate" hreflang="el" href="https://cds.cern.ch/record/2806071?ln=el" /> <link rel="alternate" hreflang="fr" href="https://cds.cern.ch/record/2806071?ln=fr" /> <link rel="alternate" hreflang="bg" href="https://cds.cern.ch/record/2806071?ln=bg" /> <link rel="alternate" hreflang="zh-TW" href="https://cds.cern.ch/record/2806071?ln=zh_TW" /> <link rel="alternate" hreflang="pt" href="https://cds.cern.ch/record/2806071?ln=pt" /> <link rel="alternate" hreflang="no" href="https://cds.cern.ch/record/2806071?ln=no" /> <link rel="alternate" hreflang="hr" href="https://cds.cern.ch/record/2806071?ln=hr" /> <link rel="alternate" hreflang="ca" href="https://cds.cern.ch/record/2806071?ln=ca" /> <link rel="alternate" hreflang="de" href="https://cds.cern.ch/record/2806071?ln=de" /> <link rel="alternate" hreflang="it" href="https://cds.cern.ch/record/2806071?ln=it" /> <link rel="alternate" hreflang="zh-CN" href="https://cds.cern.ch/record/2806071?ln=zh_CN" /> <link rel="alternate" hreflang="sv" href="https://cds.cern.ch/record/2806071?ln=sv" /> <link rel="alternate" hreflang="sk" href="https://cds.cern.ch/record/2806071?ln=sk" /> <link rel="alternate" hreflang="en" href="https://cds.cern.ch/record/2806071?ln=en" /> <link rel="alternate" hreflang="pl" href="https://cds.cern.ch/record/2806071?ln=pl" /> <link rel="alternate" hreflang="ru" href="https://cds.cern.ch/record/2806071?ln=ru" /> <link rel="alternate" hreflang="ka" href="https://cds.cern.ch/record/2806071?ln=ka" /> <link rel="alternate" hreflang="ja" href="https://cds.cern.ch/record/2806071?ln=ja" /> <link rel="alternate" hreflang="es" href="https://cds.cern.ch/record/2806071?ln=es" /> <link rel="alternate" type="application/rss+xml" title="CERN Document Server RSS" href="/rss?ln=en" /> <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="en" /> <meta name="description" content="Intriguing signals with excesses over expected backgrounds have been observed in many astrophysical and terrestrial settings, which could potentially have a dark matter origin. Astrophysical excesses include the Galactic Center GeV gamma-ray excess detected by the Fermi Gamma-Ray Space Telescope, the AMS antiproton and positron excesses, and the 511 and 3.5 keV X-ray lines. Direct detection excesses include the DAMA/LIBRA annual modulation signal, the XENON1T excess, and low-threshold excesses in solid state detectors. We discuss avenues to resolve these excesses, with actions the field can take over the next several years. Leane, Rebecca K.; Shin, Seodong; Yang, Liang; Adhikari, Govinda; Alhazmi, Haider; Aramaki, Tsuguo; Baxter, Daniel; Calore, Francesca; Caputo, Regina; Cholis, Ilias; Daylan, Tansu; Di Mauro, Mattia; von Doetinchem, Philip; Han, Ke; Hooper, Dan; Horiuchi, Shunsaku; Kim, Doojin; Kong, Kyoungchul; Lang, Rafael F.; Lin, Qing; Linden, Tim; Liu, Jianglai; Macias, Oscar; Mishra-Sharma, Siddharth; Murphy, Alexander; Rajaee, Meshkat; Rodd, Nicholas L.; Parikh, Aditya; Park, Jong-Chul; Sarsa, Maria Luisa; Shockley, Evan; Slatyer, Tracy R.; Takhistov, Volodymyr; Wagner, Felix; Ye, Jingqiang; Zaharijas, Gabrijela; Zhong, Yi-Ming; Zhou, Ning; Zhou, Xiaopeng" /> <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> <!-- WebNews CSS library --> <link rel="stylesheet" href="https://cds.cern.ch/img/webnews.css" type="text/css" /> <!-- WebNews JS library --> <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> <!-- GoogleScholar --> <meta content="arXiv : Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them" name="citation_title" /> <meta content="Leane, Rebecca K." name="citation_author" /> <meta content="Aramaki, Tsuguo" name="citation_author" /> <meta content="Slatyer, Tracy R." name="citation_author" /> <meta content="Lin, Qing" name="citation_author" /> <meta content="Han, Ke" name="citation_author" /> <meta content="Mishra-Sharma, Siddharth" name="citation_author" /> <meta content="Adhikari, Govinda" name="citation_author" /> <meta content="Rodd, Nicholas L." name="citation_author" /> <meta content="Lang, Rafael F." name="citation_author" /> <meta content="Calore, Francesca" name="citation_author" /> <meta content="Shin, Seodong" name="citation_author" /> <meta content="Shockley, Evan" name="citation_author" /> <meta content="Hooper, Dan" name="citation_author" /> <meta content="Zhou, Xiaopeng" name="citation_author" /> <meta content="Wagner, Felix" name="citation_author" /> <meta content="Linden, Tim" name="citation_author" /> <meta content="Murphy, Alexander" name="citation_author" /> <meta content="Zaharijas, Gabrijela" name="citation_author" /> <meta content="Baxter, Daniel" name="citation_author" /> <meta content="Ye, Jingqiang" name="citation_author" /> <meta content="Kong, Kyoungchul" name="citation_author" /> <meta content="Di Mauro, Mattia" name="citation_author" /> <meta content="Kim, Doojin" name="citation_author" /> <meta content="Caputo, Regina" name="citation_author" /> <meta content="Yang, Liang" name="citation_author" /> <meta content="von Doetinchem, Philip" name="citation_author" /> <meta content="Cholis, Ilias" name="citation_author" /> <meta content="Parikh, Aditya" name="citation_author" /> <meta content="Sarsa, Maria Luisa" name="citation_author" /> <meta content="Zhong, Yi-Ming" name="citation_author" /> <meta content="Horiuchi, Shunsaku" name="citation_author" /> <meta content="Takhistov, Volodymyr" name="citation_author" /> <meta content="Alhazmi, Haider" name="citation_author" /> <meta content="Macias, Oscar" name="citation_author" /> <meta content="Rajaee, Meshkat" name="citation_author" /> <meta content="Park, Jong-Chul" name="citation_author" /> <meta content="Liu, Jianglai" name="citation_author" /> <meta content="Zhou, Ning" name="citation_author" /> <meta content="Daylan, Tansu" name="citation_author" /> <meta content="2022/03/14" name="citation_publication_date" /> <meta name="citation_online_date" content="2022/04/06"> <meta content="arXiv:2203.06859" name="citation_technical_report_number" /> <meta content="FERMILAB-CONF-22-191-PPD-T" name="citation_technical_report_number" /> <meta name="citation_pdf_url" content="https://cds.cern.ch/record/2806071/files/2203.06859.pdf" /> <meta name="citation_pdf_url" content="https://cds.cern.ch/record/2806071/files/jt.pdf" /> <!-- OpenGraph --> <meta content="Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them" property="og:title" /> <meta content="arXiv" property="og:title" /> <meta content="website" property="og:type" /> <meta content="website" property="og:type" /> <meta content="https://cds.cern.ch/record/2806071" property="og:url" /> <meta name="twitter:image" content="https://cds.cern.ch/record/2806071/files/GAPS_GRAMS.png" /> <meta property="og:image" content="https://cds.cern.ch/record/2806071/files/GAPS_GRAMS.png" /> <meta property="og:image:secure_url" content="https://cds.cern.ch/record/2806071/files/GAPS_GRAMS.png" /> <meta content="CERN Document Server" property="og:site_name" /> <meta content="Intriguing signals with excesses over expected backgrounds have been observed in many astrophysical and terrestrial settings, which could potentially have a dark matter origin. Astrophysical excesses include the Galactic Center GeV gamma-ray excess detected by the Fermi Gamma-Ray Space Telescope, the AMS antiproton and positron excesses, and the 511 and 3.5 keV X-ray lines. Direct detection excesses include the DAMA/LIBRA annual modulation signal, the XENON1T excess, and low-threshold excesses in solid state detectors. We discuss avenues to resolve these excesses, with actions the field can take over the next several years." property="og:description" /> <meta content="arXiv" property="og:description" /> <!-- Twitter Card --> <meta content="summary" name="twitter:card" /> <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="CERN32Document32Server search" lang="en"> <!-- toolbar starts --> <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&amp;referer=https%3A//cds.cern.ch/record/2806071" 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> <!-- toolbar ends --> <!-- Nav header starts--> <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><!-- /#name-and-slogan --> <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> <!-- Nav header ends--> <table class="navtrailbox"> <tr> <td class="navtrailboxbody"> <a href="/?ln=en" class="navtrail">Home</a> &gt; Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them </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/2806071/?ln=en">Information </a></li><li class=""><a href="/record/2806071/files?ln=en">Files </a></li></ul> <div id="tabsSpacer" style="clear:both;height:0px">&nbsp;</div></div> </div> <div class="detailedrecordboxcontent"> <div class="top-left-folded"></div> <div class="top-right-folded"></div> <div class="inside"> <!--<div style="height:0.1em;">&nbsp;</div> <p class="notopgap">&nbsp;</p>--> <abbr class="unapi-id" title="2806071"></abbr> <!-- Add download buttons css --> <link href="/img/download_and_embed_buttons.css" rel="stylesheet" type="text/css" /> <style type="text/css"> <!-- ul.detailedrecordtabs li.on a{background-color:#4D94CC;color:#fff !important;border-bottom:1px solid #4D94CC!important;} div.detailedrecordboxcontent {padding-top:0px !important;} table.formatRecordTableFullWidth #download_movie_box { width: 500px; margin: 0; } table.formatRecordTableFullWidth #embed_video_box { width: inherit; margin: 0; } --> .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"> <!--YTD: record may have more than one 690C.a tag--> Preprint </td> </tr> <tr><td class="formatRecordLabel"> Report number </td><td style="padding-left:5px;"><a href="http://arxiv.org/abs/arXiv:2203.06859">arXiv:2203.06859</a> ; FERMILAB-CONF-22-191-PPD-T</td></tr> <tr><td class="formatRecordLabel"> Title </td><td style="padding-left:5px;"><b>Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them</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;"> <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 39 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&amp;p=Leane%2C%20Rebecca%20K.&amp;ln=en">Leane, Rebecca K.</a> (SLAC ; KIPAC, Menlo Park) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Shin%2C%20Seodong&amp;ln=en">Shin, Seodong</a> (Jeonbuk Natl. U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Yang%2C%20Liang&amp;ln=en">Yang, Liang</a> (UC, San Diego) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Adhikari%2C%20Govinda&amp;ln=en">Adhikari, Govinda</a> (UC, San Diego) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Alhazmi%2C%20Haider&amp;ln=en">Alhazmi, Haider</a> (Jazan U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Aramaki%2C%20Tsuguo&amp;ln=en">Aramaki, Tsuguo</a> (Northeastern U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Baxter%2C%20Daniel&amp;ln=en">Baxter, Daniel</a> (Fermilab) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Calore%2C%20Francesca&amp;ln=en">Calore, Francesca</a> (Annecy, LAPTH) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Caputo%2C%20Regina&amp;ln=en">Caputo, Regina</a> (NASA, Goddard) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Cholis%2C%20Ilias&amp;ln=en">Cholis, Ilias</a> (Oakland U.)<span id="more" style=""> ; <a href="https://cds.cern.ch/search?f=author&amp;p=Daylan%2C%20Tansu&amp;ln=en">Daylan, Tansu</a> (MIT, LNS ; MIT, MKI ; Princeton U., Astrophys. Sci. Dept.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Di%20Mauro%2C%20Mattia&amp;ln=en">Di Mauro, Mattia</a> (INFN, Turin) ; <a href="https://cds.cern.ch/search?f=author&amp;p=von%20Doetinchem%2C%20Philip&amp;ln=en">von Doetinchem, Philip</a> (Hawaii U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Han%2C%20Ke&amp;ln=en">Han, Ke</a> (Shanghai Jiaotong U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Hooper%2C%20Dan&amp;ln=en">Hooper, Dan</a> (Fermilab ; Chicago U. ; Chicago U., KICP) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Horiuchi%2C%20Shunsaku&amp;ln=en">Horiuchi, Shunsaku</a> (Virginia Tech. ; Tokyo U., IPMU) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Kim%2C%20Doojin&amp;ln=en">Kim, Doojin</a> (Texas A-M) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Kong%2C%20Kyoungchul&amp;ln=en">Kong, Kyoungchul</a> (Kansas U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Lang%2C%20Rafael%20F.&amp;ln=en">Lang, Rafael F.</a> (Purdue U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Lin%2C%20Qing&amp;ln=en">Lin, Qing</a> (Hefei, CUST) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Linden%2C%20Tim&amp;ln=en">Linden, Tim</a> (Stockholm U., OKC) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Liu%2C%20Jianglai&amp;ln=en">Liu, Jianglai</a> (Shanghai Jiaotong U. ; Shanghai Jiao Tong U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Macias%2C%20Oscar&amp;ln=en">Macias, Oscar</a> (U. Amsterdam, GRAPPA) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Mishra-Sharma%2C%20Siddharth&amp;ln=en">Mishra-Sharma, Siddharth</a> (Harvard U., Phys. Dept. ; IAIFI, Cambridge ; MIT, Cambridge, CTP) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Murphy%2C%20Alexander&amp;ln=en">Murphy, Alexander</a> (U. Edinburgh) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Rajaee%2C%20Meshkat&amp;ln=en">Rajaee, Meshkat</a> (Jeonbuk Natl. U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Rodd%2C%20Nicholas%20L.&amp;ln=en">Rodd, Nicholas L.</a> (CERN) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Parikh%2C%20Aditya&amp;ln=en">Parikh, Aditya</a> ; <a href="https://cds.cern.ch/search?f=author&amp;p=Park%2C%20Jong-Chul&amp;ln=en">Park, Jong-Chul</a> (Chungnam Natl. U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Sarsa%2C%20Maria%20Luisa&amp;ln=en">Sarsa, Maria Luisa</a> (Zaragoza U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Shockley%2C%20Evan&amp;ln=en">Shockley, Evan</a> (Chicago U., KICP) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Slatyer%2C%20Tracy%20R.&amp;ln=en">Slatyer, Tracy R.</a> (MIT, Cambridge, CTP) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Takhistov%2C%20Volodymyr&amp;ln=en">Takhistov, Volodymyr</a> (Tokyo U., IPMU) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Wagner%2C%20Felix&amp;ln=en">Wagner, Felix</a> (Vienna, OAW) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Ye%2C%20Jingqiang&amp;ln=en">Ye, Jingqiang</a> (Columbia U. ; Columbia U., Astron. Astrophys.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Zaharijas%2C%20Gabrijela&amp;ln=en">Zaharijas, Gabrijela</a> (Nova Gorica U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Zhong%2C%20Yi-Ming&amp;ln=en">Zhong, Yi-Ming</a> (Chicago U., KICP) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Zhou%2C%20Ning&amp;ln=en">Zhou, Ning</a> (Shanghai Jiaotong U.) ; <a href="https://cds.cern.ch/search?f=author&amp;p=Zhou%2C%20Xiaopeng&amp;ln=en">Zhou, Xiaopeng</a> (Beihang U.)</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> <!-- In case of ``980__a:E-LEARNING``, the label is changed by a javascript code above as requested on RQF0820114 --> <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 = 'PREPRINT ; ConferencePaper'; 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;">2022-03-14</td></tr> <tr><td class="formatRecordLabel"> Number of pages </td><td style="padding-left:5px;">57</td></tr> <!-- End --> <tr><td class="formatRecordLabel"> Note </td><td style="padding-left:5px;">57 pages, solicited white paper submitted to the Proceedings of the US Community Study on the Future of Particle Physics (Snowmass 2021)</td></tr> <tr><td class="formatRecordLabel"> Presented at </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/record/2722743">2021 Snowmass Summer Study</a>, Seattle, WA, United States, 11 - 20 July 2021, pp.</td></tr> <tr><td class="formatRecordLabel"> Subject category </td><td style="padding-left:5px;">hep-ex ; Particle Physics - Experiment ; astro-ph.HE ; Astrophysics and Astronomy ; hep-ph ; Particle Physics - Phenomenology</td></tr> <tr><td class="formatRecordLabel"> Abstract </td><td style="padding-left:5px;">Intriguing signals with excesses over expected backgrounds have been observed in many astrophysical and terrestrial settings, which could potentially have a dark matter origin. Astrophysical excesses include the Galactic Center GeV gamma-ray excess detected by the Fermi Gamma-Ray Space Telescope, the AMS antiproton and positron excesses, and the 511 and 3.5 keV X-ray lines. Direct detection excesses include the DAMA/LIBRA annual modulation signal, the XENON1T excess, and low-threshold excesses in solid state detectors. We discuss avenues to resolve these excesses, with actions the field can take over the next several years.</td></tr> <tr><td class="formatRecordLabel"> Other source </td><td style="padding-left:5px;"><a href="http://inspirehep.net/record/2051092">Inspire</a></td></tr> <tr><td class="formatRecordLabel"> Copyright/License </td><td style="padding-left:5px;">preprint: (License: <a href="http://arxiv.org/licenses/nonexclusive-distrib/1.0/">arXiv nonexclusive-distrib 1.0</a>)</td></tr> </table> <br /><div style="max-width:1024px;margin:auto"><div style="overflow-x:auto;display:inline;width:100%;"><a href="/record/2806071/plots#0"><img style="vertical-align:middle;" src="https://cds.cern.ch/record/2806071/files/GAPS_GRAMS.png" title=" \it GAPS and GRAMS antideuteron sensitivities in the dark matte parameter space, along with the regions that could potentially explain the Fermi GCE and AMS-02 antiproton excesses \cite{aramaki2020dual}." width="200px"/></a> </div></div><br /> <br/><div><div style="clear: both;">&nbsp;</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" ? "less" : "more"); }); </script> <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">&nbsp;Record created 2022-04-06, last modified 2024-04-25</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&amp;p=recid%3A2806071&amp;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 /><em>2203.06859</em> - <a href="/record/2806071/files/2203.06859.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>PDF</a><br /><em>jt</em> - <a href="/record/2806071/files/jt.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>PDF</a><br /></div><small class="detailedRecordActions">External links:</small><br /><small><a href="https://lss.fnal.gov/archive/2022/conf/fermilab-conf-22-191-ppd-t.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>Fermilab Library Server</a><br /><a href="https://www.slac.stanford.edu/econf/C210711/"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Download fulltext"/>eConf</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=en&amp;recid=2806071">Add to personal basket</a></li> <li>Export as <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/hx?ln=en">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/hm?ln=en">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/xm?ln=en">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/xd?ln=en">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/xe?ln=en">EndNote</a>, <!-- <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/xe8x?ln=en">EndNote (8-X)</a>,--> <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/xn?ln=en">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2806071/export/xw?ln=en">RefWorks</a> </li> </ul> <div style='padding-left: 13px;'> <!-- JQuery Bookmark Button BEGIN --> <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/2203.0685/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/2806071', addEmail: true, title: "Snowmass2021 Cosmic Frontier White Paper: Puzzling Excesses in Dark Matter Searches and How to Resolve Them", description: "Intriguing signals with excesses over expected backgrounds have been observed in many astrophysical and terrestrial settings, which could potentially have a dark matter origin. Astrophysical excesses include the Galactic Center GeV gamma-ray excess detected by the Fermi Gamma-Ray Space Telescope, the AMS antiproton and positron excesses, and the 511 and 3.5 keV X-ray lines. Direct detection excesses include the DAMA/LIBRA annual modulation signal, the XENON1T excess, and low-threshold excesses in solid state detectors. We discuss avenues to resolve these excesses, with actions the field can take over the next several years." }); // ]]> </script> <!-- JQuery Bookmark Button END --> </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"> <!-- replaced page footer --> <div class="pagefooterstripeleft"> CERN Document Server&nbsp;::&nbsp;<a class="footer" href="https://cds.cern.ch/?ln=en">Search</a>&nbsp;::&nbsp;<a class="footer" href="https://cds.cern.ch/submit?ln=en">Submit</a>&nbsp;::&nbsp;<a class="footer" href="https://cds.cern.ch/youraccount/display?ln=en">Personalize</a>&nbsp;::&nbsp;<a class="footer" href="https://cds.cern.ch/help/?ln=en">Help</a>&nbsp;::&nbsp;<a class="footer" href="https://cern.service-now.com/service-portal?id=privacy_policy&se=CDS-Service" target="_blank">Privacy Notice</a>&nbsp;::&nbsp;<a class="footer" href="https://repository.cern/content-policy" target="_blank">Content Policy</a>&nbsp;::&nbsp;<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 /> Maintained by <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"> This site is also available in the following languages:<br /><a href="/record/2806071?ln=bg" class="langinfo">Български</a> &nbsp;<a href="/record/2806071?ln=ca" class="langinfo">Català</a> &nbsp;<a href="/record/2806071?ln=de" class="langinfo">Deutsch</a> &nbsp;<a href="/record/2806071?ln=el" class="langinfo">Ελληνικά</a> &nbsp;<span class="langinfo">English</span> &nbsp;<a href="/record/2806071?ln=es" class="langinfo">Español</a> &nbsp;<a href="/record/2806071?ln=fr" class="langinfo">Français</a> &nbsp;<a href="/record/2806071?ln=hr" class="langinfo">Hrvatski</a> &nbsp;<a href="/record/2806071?ln=it" class="langinfo">Italiano</a> &nbsp;<a href="/record/2806071?ln=ja" class="langinfo">日本語</a> &nbsp;<a href="/record/2806071?ln=ka" class="langinfo">ქართული</a> &nbsp;<a href="/record/2806071?ln=no" class="langinfo">Norsk/Bokmål</a> &nbsp;<a href="/record/2806071?ln=pl" class="langinfo">Polski</a> &nbsp;<a href="/record/2806071?ln=pt" class="langinfo">Português</a> &nbsp;<a href="/record/2806071?ln=ru" class="langinfo">Русский</a> &nbsp;<a href="/record/2806071?ln=sk" class="langinfo">Slovensky</a> &nbsp;<a href="/record/2806071?ln=sv" class="langinfo">Svenska</a> &nbsp;<a href="/record/2806071?ln=zh_CN" class="langinfo">中文(简)</a> &nbsp;<a href="/record/2806071?ln=zh_TW" class="langinfo">中文(繁)</a> </div> </div> <!-- replaced page footer --> </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> <!-- Feedback script --> <script src="//cds.cern.ch/js/feedback.js"></script> <!-- Feedback script --> <!-- Matomo --> <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> <!-- End Matomo Code --> </body> </html>

Pages: 1 2 3 4 5 6 7 8 9 10