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<!DOCTYPE html> <html> <head> <title>PoS - Physics Beyond the Standard Model with the NA62 experiment at CERN</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <link rel="stylesheet" type="text/css" href="/css/styleroot.css?v=25" /> <link rel="stylesheet" type="text/css" href="/css/style.css?v=25" /> <link rel="schema.dctermsTERMS" href="http://purl.org/dc/terms/" /> <link rel="schema.dcterms" href="http://purl.org/dc/elements/1.1/" /> <meta http-equiv="content-language" content="en" /> <meta name="dcterms.identifier" content="https://pos.sissa.it/441/040"/> <meta name="dcterms.type" content="proceeding"/> <meta name="dcterms.relation" content="XVIII International Conference on Topics in Astroparticle and Underground Physics"/> <meta name="dcterms.isPartOf" content="XVIII International Conference on Topics in Astroparticle and Underground Physics"/> <meta name="citation_conference_abbrev" content="TAUP2023"/> <meta name="citation_conference_title" 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A."/> <meta name="citation_author" content="Zinchenko, A."/> <meta name="dcterms.creator" content="on behalf of the NA62 Collaboration,"/> <meta name="citation_author" content="on behalf of the NA62 Collaboration,"/> <meta name="citation_pdf_url" content="https://pos.sissa.it/441/040/pdf"/> <meta name="citation_online_date" content="2024-01-15"/> <meta name="dcterms.available" content="2024-01-15"/> <meta name="citation_publication_date" content="2024-03-22"/> <meta name="dcterms.issued" content="2024-03-22"/> <meta name="citation_abstract" content="The first measurement of the branching ratio of the ultra-rare $K^+ \to \pi^+\nu\bar\nu$ decay and the searches for production of feebly interacting particles predicted by dark scalar models from the NA62 experiment at CERN are presented. The results of a search for in-flight decays of dark photon to $\ell^+\ell^-$ pairs with data collected in beam-dump mode in 2021 are also reported."/> <meta name="dcterms.abstract" content="The first measurement of the branching ratio of the ultra-rare $K^+ \to \pi^+\nu\bar\nu$ decay and the searches for production of feebly interacting particles predicted by dark scalar models from the NA62 experiment at CERN are presented. The results of a search for in-flight decays of dark photon to $\ell^+\ell^-$ pairs with data collected in beam-dump mode in 2021 are also reported."/> <meta name="citation_doi" content="10.22323/1.441.0040"/> <meta name="dcterms.identifier" content="10.22323/1.441.0040"/> </head> <body> <div class="page-wrapper"> <header class="top-header"> <div class="mainlogo"> <div class="gbg"> <a href="/" title="PoS - Proceedings of Science" ><img src="/images/pos-logo.png"></a> </div> <img class="ovly" src="/images/pos-ovly.png"> </div> <div id="navbar" class="loggedout"> <ul> <li><a href="/" title="Home page">Home</a></li> <li><a href="/cgi-bin/reader/info.cgi?p=what" title="what's PoS">what's PoS</a></li> <li><a href="/cgi-bin/reader/info.cgi?p=organisers" title="for organizers">for organizers</a></li> <li><a href="/cgi-bin/reader/info.cgi?p=chairmen" title="for chairpersons">for chairpersons</a></li> <li><a href="/cgi-bin/reader/info.cgi?p=authors" title="for authors">for authors</a></li> <li><a href="/cgi-bin/reader/info.cgi?p=readers" title="for readers">for readers</a></li> <li><a href="/cgi-bin/reader/info.cgi?p=staff" title="staff">staff</a></li> </ul> </div> </header> <script src="/js/lib.js" type="text/javascript"></script> <script type="text/x-mathjax-config"> MathJax.Hub.Config({ tex2jax: {inlineMath: [['$','$'], ['\$','\$']]} }); </script> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML"> </script> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css"> <script src="https://code.jquery.com/jquery-3.2.1.js" integrity="sha256-DZAnKJ/6XZ9si04Hgrsxu/8s717jcIzLy3oi35EouyE=" crossorigin="anonymous"></script> <script> // on document ready // hide the coauthor list and action-wrappers $(function() { // start the coauthors list hidded (if necessary) $('.start-hidden').hide(); // coauthors list in metadata on top of the page $('#coauthors-toggle').click(function(){ $('#coauthors').toggle(); // change the text of the toggle button if ($("#coauthors").css("display") == "none") { $('#coauthors-toggle').text(" et al. (click to show)"); } else { $('#coauthors-toggle').text(" (click to hide)"); } }); // add, remove, reorder fragments $('#coauthors-add-toggle').click(function(){ $('#coauthors-add-wrapper').toggle(); }); $('#coauthors-remove-toggle').click(function(){ $('#coauthors-remove-wrapper').toggle(); }); $('#coauthors-reorder-toggle').click(function(){ $('#coauthors-reorder-wrapper').toggle(); }); }); </script> <div id="landing-page"> <div class="conference"> Volume 441 - <a href="/441/">XVIII International Conference on Topics in Astroparticle and Underground Physics (TAUP2023)</a> - Dark Matter and its Detection </div> <div class="title">Physics Beyond the Standard Model with the NA62 experiment at CERN</div> <div class="authors"><div class="list">I. Rosa*, A. Akmete, R. Aliberti, F. Ambrosino, R. Ammendola, B. Angelucci, A. Antonelli, G. Anzivino, R. Arcidiacono, T. Bache, A. Baeva, D. Baigarashev, L. Bandiera, M. Barbanera, J. Bernhard, A. Biagioni, L. Bician, C. Biino, A. Bizzeti, T. Blazek, B. Bloch-Devaux, P. Boboc, V. Bonaiuto, M. Boretto, M. Bragadireanu, A. Briano Olvera, D. Britton, F. Brizioli, M.B. Brunetti, D. Bryman, F. Bucci, T. Capussela, J. Carmignani, A. Ceccucci, P. Cenci, M. Ceoletta, V. Cerny, C. Cerri, B. Checcucci, A. Conovaloff, P. Cooper, E. Cortina Gil, M. Corvino, F. Costantini, A. Cotta Ramusino, D. Coward, P. Cretaro, G. D'Agostini, J.B. Dainton, P. Dalpiaz, H. Danielsson, B. De Martino, M. D'Errico, N. De Simone, D. Di Filippo, L. Di Lella, N. Doble, B. Dobrich, F. Duval, V. Duk, D. Emelyanov, J. Engelfried, T. Enik, N. Estrada-Tristan, V. Falaleev, R. Fantechi, V. Fascianelli, L. Federici, S. Fedotov, A. Filippi, R. Fiorenza, M. Fiorini, O. Frezza, J. Fry, J. Fu, A. Fucci, L. Fulton, E. Gamberini, L. Gatignon, G. Georgiev, S. Ghinescu, A. Gianoli, R. Giordano, M. Giorgi, S. Giudici, F. Gonnella, K. Gorshanov, E. Goudzovski, C. Graham, R. Guida, E. Gushchin, F. Hahn, H. Heath, J. Henshaw, Z. Hives, E.B. Holzer, T. Husek, O. Hutanu, D. Hutchcroft, L. Iacobuzio, E. Iacopini, E. Imbergamo, B. Jenninger, J. Jerhot, R.W. Jones, K. Kampf, V. Kekelidze, C. Kenworthy, D. Kereibay, S. Kholodenko, G. Khoriauli, A. Khotyantsev, A. Kleimenova, A. Korotkova, M. Koval, V. Kozhuharov, Z. Kucerova, Y. Kudenko, J. Kunze, V. Kurochka, V. Kurshetsov, G. Lanfranchi, G. Lamanna, E. Lari, G. Latino, P. Laycock, C. Lazzeroni, G. Lehmann Miotto, M. Lenti, E. Leonardi, S. Lezki, P. Lichard, L. Litov, P. Lo Chiatto, R. Lollini, D. Lomidze, A. Lonardo, P. Lubrano, M. Lupi, N. Lurkin, D. Madigozhin, I. Mannelli, A. Mapelli, F. Marchetto, R. Marchevski, S. Martellotti, P. Massarotti, K. Massri, E. Maurice, A. Mazzolari, M. Medvedeva, A. Mefodev, E. Menichetti, E. Migliore, E. Minucci, M. Mirra, M. Misheva, N. Molokanova, M. Moulson, S. Movchan, M. Napolitano, I. Neri, F. Newson, A. Norton, M. Noy, T. Numao, V. Obraztsov, A. Okhotnikov, A. Ostankov, S. Padolski, R. Page, V. Palladino, I. Panichi, A. Parenti, C. Parkinson, E. Pedreschi, M. Pepe, M. Perrin-Terrin, L. Peruzzo, P. Petrov, Y. Petrov, F. Petrucci, R. Piandani, M. Piccini, J. Pinzino, I. Polenkevich, L. Pontisso, Y. Potrebenikov, D. Protopopescu, M. Raggi, M. Reyes Santos, K. Rodriguez Rivera, M. Romagnoni, A. Romano, I. Rosa, P. Rubin, G. Ruggiero, V. Ryjov, A. Sadovsky, A. Salamon, J. Sanders, C. Santoni, G. Saracino, F. Sargeni, S. Schuchmann, V. Semenov, A. Sergi, A. Shaikhiev, S. Shkarovskiy, M. Soldani, D. Soldi, M. Sozzi, T. Spadaro, F. Spinella, A. Sturgess, V. Sugonyaev, J. Swallow, A. Sytov, G. Tinti, A. Tomczak, S.M. Trilov, M. Turisini, P. Valente, B. Velghe, S. Venditti, P. Vicini, R. Volpe, M. Vormstein, H. Wahl, R. Wanke, V. Wong, B. Wrona, O. Yushchenko, M. Zamkovsky, A. Zinchenko on behalf of the NA62 Collaborationet al. (click to show) </div> </div> <div class="files"> <div class="main"> Full text: <a class="matomo_download" href="https://pos.sissa.it/441/040/pdf">pdf</a> </div> </div> <div class="history"> <div class="prepub"> Pre-published on: January 15, 2024 </div> <div class="pub"> Published on: March 22, 2024 </div> </div> <div class="abstract"> Abstract <div class="content">The first measurement of the branching ratio of the ultra-rare $K^+ \to \pi^+\nu\bar\nu$ decay and the searches for production of feebly interacting particles predicted by dark scalar models from the NA62 experiment at CERN are presented. The results of a search for in-flight decays of dark photon to $\ell^+\ell^-$ pairs with data collected in beam-dump mode in 2021 are also reported.</div> </div> <div class="doi"> DOI: https://doi.org/10.22323/1.441.0040 </div> <div class="howtocite"> How to cite Metadata are provided both in "<a href="/441/040/biba">article</a>" format (very similar to <a href="https://inspirehep.net/">INSPIRE</a>) as this helps creating very compact bibliographies which can be beneficial to authors and readers, and in "<a href="/441/040/bib">proceeding</a>" format which is more detailed and complete. </div> <div class="license"> Open Access <div class="content license_2"><a rel="license" href="https://creativecommons.org/licenses/by-nc-nd/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://licensebuttons.net/l/by-nc-nd/4.0/88x31.png" /></a>Copyright owned by the author(s) under the term of the <a rel="license" href="https://creativecommons.org/licenses/by-nc-nd/4.0/">Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License</a>.</div> </div> </div>  <div id="footer"> Communicate with the <a href="mailto:%70%6F%73%2D%65%6F%40%70%6F%73%2E%73%69%73%73%61%2E%69%74">PoS editorial office</a> | <a href="/cgi-bin/reader/info.cgi?p=cookies" title="Cookie policy">Cookie policy</a> | <a href="https://medialab.sissa.it/privacy" title="Privacy policy">Privacy policy</a> Published by Sissa Medialab srl Partita IVA: IT01097780322 </div>   <script> var _paq = window._paq = window._paq || []; /* tracker methods like "setCustomDimension" should be called before "trackPageView" */ _paq.push(["setExcludedQueryParams", ["nonce"]]); _paq.push(['trackPageView']); _paq.push(['enableLinkTracking']); (function() { var u="https://medialab.sissa.it/analytics/"; _paq.push(['setTrackerUrl', u+'matomo.php']); _paq.push(['setSiteId', '9']); 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>  </div> </body> </html>