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Direct CP violation in the decay B+ to K+ pi0 at LHCb

<!--HTML--><p><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span>Flavor physics is a powerful venue to...

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Detalles Bibliográficos
Autor principal: Parker, Will
Lenguaje:eng
Publicado: 2020
Materias:
Acceso en línea:http://cds.cern.ch/record/2746303
_version_ 1780968791701716992
author Parker, Will
author_facet Parker, Will
author_sort Parker, Will
collection CERN
description <!--HTML--><p><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span>Flavor physics is a powerful venue to indirectly search for physics</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> beyond the Standard Model. &nbsp;Several anomalies have been observed in</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> the decays of B mesons, which have continued to persist with new data</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> and have been explored as potential hints of new physics. &nbsp;I will</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> discuss a longstanding anomaly in the CP asymmetries of B decays to a</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> kaon and pion, known as the K pi puzzle. &nbsp;I will present a new</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> measurement, the most precise to date, of the direct CP asymmetry in</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> the decay B+ to K+ pi0 at LHCb. This measurement is consistent with</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> the previous measurements of this quantity and significantly</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> strengthens the anomaly.</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p> <p>Passcode: 509026</p>
id cern-2746303
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2020
record_format invenio
spelling cern-27463032022-11-02T22:36:22Zhttp://cds.cern.ch/record/2746303engParker, WillDirect CP violation in the decay B+ to K+ pi0 at LHCbDirect CP violation in the decay B+ to K+ pi0 at LHCbLHC Seminar<!--HTML--><p><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span>Flavor physics is a powerful venue to indirectly search for physics</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> beyond the Standard Model. &nbsp;Several anomalies have been observed in</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> the decays of B mesons, which have continued to persist with new data</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> and have been explored as potential hints of new physics. &nbsp;I will</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> discuss a longstanding anomaly in the CP asymmetries of B decays to a</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> kaon and pion, known as the K pi puzzle. &nbsp;I will present a new</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> measurement, the most precise to date, of the direct CP asymmetry in</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> the decay B+ to K+ pi0 at LHCb. This measurement is consistent with</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> the previous measurements of this quantity and significantly</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span><span><span style="color:#000000"><span><span><span><span><span><span><span><span><span><span><span><span><span><span> strengthens the anomaly.</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p> <p>Passcode: 509026</p>oai:cds.cern.ch:27463032020
spellingShingle LHC Seminar
Parker, Will
Direct CP violation in the decay B+ to K+ pi0 at LHCb
title Direct CP violation in the decay B+ to K+ pi0 at LHCb
title_full Direct CP violation in the decay B+ to K+ pi0 at LHCb
title_fullStr Direct CP violation in the decay B+ to K+ pi0 at LHCb
title_full_unstemmed Direct CP violation in the decay B+ to K+ pi0 at LHCb
title_short Direct CP violation in the decay B+ to K+ pi0 at LHCb
title_sort direct cp violation in the decay b+ to k+ pi0 at lhcb
topic LHC Seminar
url http://cds.cern.ch/record/2746303
work_keys_str_mv AT parkerwill directcpviolationinthedecaybtokpi0atlhcb