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Latest results from NA62

The ultra rare kaon decay $K\rightarrow \pi \nu \bar{\nu}$, being one of the theoretically cleanest meson decays, is very sensitive to the effects of New Physics at high mass scales. NA62 is a fixed-target experiment at the CERN SPS designed to measure the branching ratio of the $K^{+}\rightarrow \p...

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Autor principal: Kleimenova, Alina
Lenguaje:eng
Publicado: SISSA 2019
Materias:
Acceso en línea:https://dx.doi.org/10.22323/1.352.0122
http://cds.cern.ch/record/2693927
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author Kleimenova, Alina
author_facet Kleimenova, Alina
author_sort Kleimenova, Alina
collection CERN
description The ultra rare kaon decay $K\rightarrow \pi \nu \bar{\nu}$, being one of the theoretically cleanest meson decays, is very sensitive to the effects of New Physics at high mass scales. NA62 is a fixed-target experiment at the CERN SPS designed to measure the branching ratio of the $K^{+}\rightarrow \pi^{+} \nu \bar{\nu}$ decay with 10% precision using a novel decay-in-flight technique. NA62 took data during run periods in 2016, 2017 and 2018. The results from the analysis of the data collected by NA62 in 2016, corresponding to $(1.21 \pm 0.04_{syst}) \times 10^{11}$ $K^{+}$ decays (2% of full available statistics), will be presented and future prospects will be reviewed. Although NA62 was designed to measure $K\rightarrow \pi \nu \bar{\nu}$, it's also sensitive to other rare and forbidden kaon decays, especially those with two leptons in the final state. The status and prospects of searches for lepton flavour and lepton number violation in kaon decays at the NA62 experiment will also be discussed.
id oai-inspirehep.net-1756433
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2019
publisher SISSA
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spelling oai-inspirehep.net-17564332022-08-10T12:23:31Zdoi:10.22323/1.352.0122http://cds.cern.ch/record/2693927engKleimenova, AlinaLatest results from NA62Particle Physics - ExperimentThe ultra rare kaon decay $K\rightarrow \pi \nu \bar{\nu}$, being one of the theoretically cleanest meson decays, is very sensitive to the effects of New Physics at high mass scales. NA62 is a fixed-target experiment at the CERN SPS designed to measure the branching ratio of the $K^{+}\rightarrow \pi^{+} \nu \bar{\nu}$ decay with 10% precision using a novel decay-in-flight technique. NA62 took data during run periods in 2016, 2017 and 2018. The results from the analysis of the data collected by NA62 in 2016, corresponding to $(1.21 \pm 0.04_{syst}) \times 10^{11}$ $K^{+}$ decays (2% of full available statistics), will be presented and future prospects will be reviewed. Although NA62 was designed to measure $K\rightarrow \pi \nu \bar{\nu}$, it's also sensitive to other rare and forbidden kaon decays, especially those with two leptons in the final state. The status and prospects of searches for lepton flavour and lepton number violation in kaon decays at the NA62 experiment will also be discussed.SISSAoai:inspirehep.net:17564332019
spellingShingle Particle Physics - Experiment
Kleimenova, Alina
Latest results from NA62
title Latest results from NA62
title_full Latest results from NA62
title_fullStr Latest results from NA62
title_full_unstemmed Latest results from NA62
title_short Latest results from NA62
title_sort latest results from na62
topic Particle Physics - Experiment
url https://dx.doi.org/10.22323/1.352.0122
http://cds.cern.ch/record/2693927
work_keys_str_mv AT kleimenovaalina latestresultsfromna62