A. Fucci

activity

20022025

K^{+} \to π^{+} ν ν ˉ

decay

155 citations · 595 across the 23 of their papers we have counts for

collaborators

23 papers

hep-ex2025

Searches for hidden sectors using $K^{+} \to π^{+} X$ decays

NA62 Collaboration

Results from the study of the rare decays $K^{+} \to π^{+} ν ν ˉ$ , $K^{+} \to π^{+} μ^{+} μ^{-}$ and $K^{+} \to π^{+} γ γ$ at the NA62 experiment at CERN are interpreted in terms…

hep-ex2025★ 5 cited

Search for hadronic decays of feebly-interacting particles at NA62

NA62 Collaboration

The NA62 experiment at CERN has the capability to collect data in a beam-dump mode, where 400 GeV protons are dumped on an absorber. In this configuration, New Physics particles, i…

hep-ex2024★ 13 cited

Observation of the $K^{+} \to π^{+} ν ν ˉ$ decay and measurement of its branching ratio

NA62 Collaboration

A measurement of the $K^{+} \to π^{+} ν ν ˉ$ decay by the NA62 experiment at the CERN SPS is presented, using data collected in 2021 and 2022. This dataset was recorded, afte…

hep-ex2024★ 3 cited

First detection of a tagged neutrino in the NA62 experiment

NA62 Collaboration

The NA62 experiment at the CERN SPS reports the first detection of a tagged neutrino candidate based on the data collected in 2022. The candidate consists of a $K^+ \rightarrow μ^+…

hep-ex2023

Development of a new CEDAR for kaon identification at the NA62 experiment at CERN

The NA62 Collaboration

The NA62 experiment at CERN utilises a differential Cherenkov counter with achromatic ring focus (CEDAR) for tagging kaons within an unseparated monochromatic beam of charged hadro…

hep-ex2023★ 10 cited

Search for Leptonic Decays of Dark Photons at NA62

The NA62 collaboration

The NA62 experiment at CERN, configured in beam-dump mode, has searched for dark photon decays in flight to electron-positron pairs using a sample of $1.4 \times 1 0^{17}$ protons on…

hep-ex2022★ 15 cited

A measurement of the $K^{+} \to π^{+} μ^{+} μ^{-}$ decay

NA62 Collaboration

A sample of $2.8 \times 1 0^{4}$ $K^{+} \to π^{+} μ^{+} μ^{-}$ candidates with negligible background was collected by the NA62 experiment at the CERN SPS in 2017--2018. The model-inde…

hep-ex2022★ 3 cited

Performance of the NA62 trigger system

The NA62 Collaboration

The NA62 experiment at CERN targets the measurement of the ultra-rare $K^{+} \to π^{+} ν ν ˉ$ decay, and carries out a broad physics programme that includes probes for symmetry vio…

hep-ex2022★ 19 cited

Searches for lepton number violating $K^{+} \to π^{-} (π^{0}) e^{+} e^{+}$ decays

NA62 collaboration

Searches for lepton number violating $K^{+} \to π^{-} e^{+} e^{+}$ and $K^{+} \to π^{-} π^{0} e^{+} e^{+}$ decays have been performed using the complete dataset collected by the NA62 experiment at CERN in 20…

hep-ex2021★ 155 cited

Measurement of the very rare $K^{+} \to π^{+} ν ν ˉ$ decay

NA62 Collaboration

The NA62 experiment reports the branching ratio measurement BR $(K^{+} \to π^{+} ν ν ˉ) = (10. 6_{- 3.4}^{+ 4.0} ∣_{stat} \pm 0. 9_{syst}) \times 1 0^{- 11}$ at 68% CL, base…

hep-ex2020★ 82 cited

Search for heavy neutral lepton production in $K^{+}$ decays to positrons

NA62 collaboration

A search for heavy neutral lepton ( $N$ ) production in $K^{+} \to e^{+} N$ decays using the data sample collected by the NA62 experiment at CERN in 2017--2018 is reported. Upper limits of…

hep-ex2019★ 46 cited

Searches for lepton number violating $K^{+}$ decays

NA62 collaboration

The NA62 experiment at CERN reports a search for the lepton number violating decays $K^{+} \to π^{-} e^{+} e^{+}$ and $K^{+} \to π^{-} μ^{+} μ^{+}$ using a data sample collected in 2017. No signals are ob…

hep-ex2019★ 72 cited

Search for production of an invisible dark photon in $π^{0}$ decays

NA62 collaboration

The results of a search for $π^{0}$ decays to a photon and an invisible massive dark photon at the NA62 experiment at the CERN SPS are reported. From a total of $4.12 \times 1 0^{8}$ tagg…

hep-ex2018★ 71 cited

First search for $K^{+} \to π^{+} ν ν ˉ$ using the decay-in-flight technique

NA62 collaboration

The NA62 experiment at the CERN SPS reports the first search for $K^{+} \to π^{+} ν ν ˉ$ using the decay-in-flight technique, based on a sample of $1.21 \times 1 0^{11}$ $K^{+}$ de…

hep-ex2018

Search for $K^{+} \to π^{+} ν ν$ at NA62

NA62 Collaboration, G. Aglieri Rinella, R. Aliberti +249

$K^{+} \to π^{+} ν ν$ is one of the theoretically cleanest meson decay where to look for indirect effects of new physics complementary to LHC searches. The NA62 experi…

hep-ex2017★ 34 cited

Search for Heavy Neutrinos in $K^{+} \to μ^{+} ν_{μ}$ Decays

The NA62 Collaboration

The NA62 experiment recorded a large sample of $K^{+} \to μ^{+} ν_{μ}$ decays in 2007. A peak search has been performed in the reconstructed missing mass spectrum. In the absence…

hep-ex2016

ChPT tests at the NA48 and NA62 experiments at CERN

NA48/2, NA62 Collaborations, : +159

The NA48/2 Collaboration at CERN has accumulated unprecedented statistics of rare kaon decays in the Ke4 modes: Ke4(+-) ( $K^{\pm} \to π^{+} π^{-} e^{\pm} ν$ ) and Ke4(00) ($K^\pm \to π^0 π^…

hep-ex2014

Recent NA48/2 and NA62 results

F. Ambrosino, A. Antonelli, G. Anzivino +156

The NA48/2 Collaboration at CERN has accumulated and analysed unprecedented statistics of rare kaon decays in the $K_{e 4}$ modes: $K_{e 4} (+ -)$ ( $K^{\pm} \to π^{+} π^{-} e^{\pm} ν$ ) and $K_…

physics.ins-det2014★ 12 cited

The NA62 experiment at CERN: status and perspectives

Riccardo Fantechi

The NA62 experiment at CERN will measure the branching ratio of the K+ -> pi+ nu nubar decay with a precision of 10%, collecting about 100 events in two years of run. This paper wi…

physics.ins-det2012★ 9 cited

The NA62 Liquid Krypton Electromagnetic Calorimeter Level 0 Trigger

Vincenzo Bonaiuto, Adolfo Fucci, Giovanni Paoluzzi +5

The NA62 experiment at CERN SPS aims to measure the Branching Ratio of the very rare kaon decay K+ -> pi+ nu nubar collecting O(100) events with a 10% background to make a stringen…

physics.ins-det2012★ 1 cited

The NA62 Liquid Krypton Electromagnetic Calorimeter Level 0 Trigger

V. Bonaiuto, A. Fucci, G. Paoluzzi +5

The NA62 experiment at CERN SPS aims to measure the Branching Ratio of the very rare kaon decay K+ -> pi+ nu nubar collecting O(100) events with a 10% background to make a stringen…

hep-ex2011★ 39 cited

Test of Lepton Flavour Universality in K+ --> l+nu Decays

C. Lazzeroni et al.

A precision test of lepton flavour universality has been performed by measuring the ratio RK of kaon leptonic decay rates K+ --> e+nu and K+ --> mu+nu in a sample of 59813 reconstr…

hep-lat2002★ 6 cited

Status of the apeNEXT project

R. Ammendola, F. Bodin, Ph. Boucaud +27

We present the current status of the apeNEXT project. Aim of this project is the development of the next generation of APE machines which will provide multi-teraflop computing powe…

Searches for hidden sectors using K+→π+X decays

Search for hadronic decays of feebly-interacting particles at NA62

Observation of the K+→π+ννˉ decay and measurement of its branching ratio

First detection of a tagged neutrino in the NA62 experiment

Development of a new CEDAR for kaon identification at the NA62 experiment at CERN

Search for Leptonic Decays of Dark Photons at NA62

A measurement of the K+→π+μ+μ− decay

Performance of the NA62 trigger system

Searches for lepton number violating K+→π−(π0)e+e+ decays

Measurement of the very rare K+→π+ννˉ decay

Search for heavy neutral lepton production in K+ decays to positrons

Searches for lepton number violating K+ decays

Search for production of an invisible dark photon in π0 decays

First search for K+→π+ννˉ using the decay-in-flight technique

Search for K+→π+νν at NA62

Search for Heavy Neutrinos in K+→μ+νμ​ Decays

ChPT tests at the NA48 and NA62 experiments at CERN

Recent NA48/2 and NA62 results

The NA62 experiment at CERN: status and perspectives

The NA62 Liquid Krypton Electromagnetic Calorimeter Level 0 Trigger

The NA62 Liquid Krypton Electromagnetic Calorimeter Level 0 Trigger

Test of Lepton Flavour Universality in K+ --> l+nu Decays

Status of the apeNEXT project

Searches for hidden sectors using $K^{+} \to π^{+} X$ decays

Observation of the $K^{+} \to π^{+} ν ν ˉ$ decay and measurement of its branching ratio

A measurement of the $K^{+} \to π^{+} μ^{+} μ^{-}$ decay

Searches for lepton number violating $K^{+} \to π^{-} (π^{0}) e^{+} e^{+}$ decays

Measurement of the very rare $K^{+} \to π^{+} ν ν ˉ$ decay

Search for heavy neutral lepton production in $K^{+}$ decays to positrons

Searches for lepton number violating $K^{+}$ decays

Search for production of an invisible dark photon in $π^{0}$ decays

First search for $K^{+} \to π^{+} ν ν ˉ$ using the decay-in-flight technique

Search for $K^{+} \to π^{+} ν ν$ at NA62

Search for Heavy Neutrinos in $K^{+} \to μ^{+} ν_{μ}$ Decays