A. Shaikhiev

activity

20112026

most citedHyper-Kamiokande Design Report

417 citations · 3.6k across the 74 of their papers we have counts for

collaborators

Showing hep-exShow all

72 papers · 1 filter

hep-ex2026

First double-differential measurement of pionless charged-current muon neutrino interactions using kinematic imbalance observables on carbon and oxygen with the T2K experiment

K. Abe, S. Abe, H. Adhikary +402

We report the first measurement of muon-neutrino charged-current cross section as a function of kinematic imbalance (KI) observables on oxygen with no pions and at least one proton…

hep-ex2026

Signal selection and model-independent extraction of pionless charged-current muon neutrino cross section using double-differential kinematic imbalance observables on carbon and oxygen with the T2K experiment

K. Abe, S. Abe, H. Adhikary +402

We present the first joint measurement of muon neutrino CC $0 π N p$ interactions on carbon and oxygen targets, in two double-differential kinematic imbalance (KI) observable spaces, $…

hep-ex2026

Constraining Neutrino Interaction Uncertainties for Neutrino Oscillation Measurements at the T2K Experiment

K. Abe, S. Abe, H. Adhikary +438

In the context of neutrino oscillation measurements from the T2K experiment, the off-axis near detector ND280 plays a crucial role in constraining the incoming neutrino flux and ne…

hep-ex2025★ 23 cited

Joint neutrino oscillation analysis from the T2K and NOvA experiments

NOvA, T2K Collaborations, : +597

The landmark discovery that neutrinos have mass and can change type (or "flavor") as they propagate -- a process called neutrino oscillation -- has opened up a rich array of theore…

hep-ex2025

Measurement of muon neutrino induced charged current interactions without charged pions in the final state using a new T2K off-axis near detector WAGASCI-BabyMIND

K. Abe, S. Abe, R. Akutsu +398

We report a flux-integrated cross section measurement of muon neutrino interactions on water and hydrocarbon via charged current reactions without charged pions in the final state…

hep-ex2025

Testing T2K's Bayesian constraints with priors in alternate parameterisations

The T2K Collaboration, K. Abe, S. Abe +400

Bayesian analysis results require a choice of prior distribution. In long-baseline neutrino oscillation physics, the usual parameterisation of the mixing matrix induces a prior tha…

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★ 2 cited

Search for heavy neutral leptons in $π^{+}$ decays to positrons

NA62 Collaboration

A search for heavy neutral lepton ( $N$ ) production in $π^{+} \to e^{+} N$ in-flight decays using data collected by the NA62 experiment at CERN in 2017-2024 is reported. Upper limits for…

hep-ex2025★ 1 cited

Results from the T2K experiment on neutrino mixing including a new far detector $μ$ -like sample

The T2K Collaboration, K. Abe, S. Abe +404

We have made improved measurements of three-flavor neutrino mixing with 19.7(16.3) $\times 1 0^{20}$ protons on target in (anti-)neutrino-enhanced beam modes. A new sample of muon-ne…

hep-ex2025

First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasi-elastic-like interactions using an accelerator neutrino beam

T2K Collaboration, K. Abe, S. Abe +334

We report the first measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasi-elastic-like interactions at the gadolinium-loaded Super-Kamiokande detecto…

hep-ex2025

Experimental Study of Rare Kaon Decays at J-PARC with KOTO and KOTO II

J. K. Ahn, E. Augustine, L. Bandiera +62

The rare kaon decay $K_{L} \to π^{0} ν ν ˉ$ is extremely sensitive to new physics, because the contribution to this decay in the Standard Model (SM) is highly suppressed and known very a…

hep-ex2025

First Measurement of the Electron Neutrino Charged-Current Pion Production Cross Section on Carbon with the T2K Near Detector

K. Abe, S. Abe, R. Akutsu +392

The T2K Collaboration presents the first measurement of electron neutrino-induced charged-current pion production on carbon in a restricted kinematical phase space. This is perform…

hep-ex2025

First differential measurement of the single $π^{+}$ production cross section in neutrino neutral-current scattering

K. Abe, S. Abe, R. Akutsu +378

Since its first observation in the 1970s, neutrino-induced neutral-current single positive pion production (NC1 $π^{+}$ ) has remained an elusive and poorly understood interaction chan…

hep-ex2025★ 2 cited

Signal selection and model-independent extraction of the neutrino neutral-current single $π^{+}$ cross section with the T2K experiment

K. Abe, S. Abe, R. Akutsu +378

This article presents a study of single $π^{+}$ production in neutrino neutral-current interactions (NC1 $π^{+}$ ) using the FGD1 hydrocarbon target of the ND280 detector of the T2K expe…

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-ex2025★ 1 cited

Proposal of the KOTO II experiment

Jung Keun Ahn, Antonella Antonelli, Giuseppina Anzivino +79

The KOTO II experiment is proposed to measure the branching ratio of the decay $K_{L} \to π^{0} ν ν ˉ$ at J-PARC. With a beamline to extract long-lived neutral kaons at 5 degrees from a…

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-ex2024

First joint oscillation analysis of Super-Kamiokande atmospheric and T2K accelerator neutrino data

Super-Kamiokande, T2K collaborations, : +545

The Super-Kamiokande and T2K collaborations present a joint measurement of neutrino oscillation parameters from their atmospheric and beam neutrino data. It uses a common interacti…

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-ex2023★ 6 cited

Measurements of the $ν_{μ}$ and $ν ˉ_{μ}$ -induced Coherent Charged Pion Production Cross Sections on $^{12} C$ by the T2K experiment

K. Abe, N. Akhlaq, R. Akutsu +380

We report an updated measurement of the $ν_{μ}$ -induced, and the first measurement of the $ν ˉ_{μ}$ -induced coherent charged pion production cross section on $^{12} C$ nuclei in the T…

hep-ex2023

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 $\times$ 10 $^{21}$ protons on target

K. Abe, N. Akhlaq, R. Akutsu +406

Muon neutrino and antineutrino disappearance probabilities are identical in the standard three-flavor neutrino oscillation framework, but CPT violation and non-standard interaction…

hep-ex2023★ 5 cited

A study of the $K^{+} \to π^{0} e^{+} ν γ$ decay

The NA62 Collaboration

A sample of $1.3 \times 1 0^{5}$ $K^{+} \to π^{0} e^{+} ν γ$ candidates with less than 1% background was collected by the NA62 experiment at the CERN SPS in 2017-2018. Branching fraction mea…

First double-differential measurement of pionless charged-current muon neutrino interactions using kinematic imbalance observables on carbon and oxygen with the T2K experiment

Signal selection and model-independent extraction of pionless charged-current muon neutrino cross section using double-differential kinematic imbalance observables on carbon and oxygen with the T2K experiment

Constraining Neutrino Interaction Uncertainties for Neutrino Oscillation Measurements at the T2K Experiment

Joint neutrino oscillation analysis from the T2K and NOvA experiments

Measurement of muon neutrino induced charged current interactions without charged pions in the final state using a new T2K off-axis near detector WAGASCI-BabyMIND

Testing T2K's Bayesian constraints with priors in alternate parameterisations

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

Search for heavy neutral leptons in π+ decays to positrons

Results from the T2K experiment on neutrino mixing including a new far detector μ-like sample

First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasi-elastic-like interactions using an accelerator neutrino beam

Experimental Study of Rare Kaon Decays at J-PARC with KOTO and KOTO II

First Measurement of the Electron Neutrino Charged-Current Pion Production Cross Section on Carbon with the T2K Near Detector

First differential measurement of the single π+ production cross section in neutrino neutral-current scattering

Signal selection and model-independent extraction of the neutrino neutral-current single π+ cross section with the T2K experiment

Search for hadronic decays of feebly-interacting particles at NA62

Proposal of the KOTO II experiment

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

First detection of a tagged neutrino in the NA62 experiment

First joint oscillation analysis of Super-Kamiokande atmospheric and T2K accelerator neutrino data

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

Search for Leptonic Decays of Dark Photons at NA62

Measurements of the νμ​ and νˉμ​-induced Coherent Charged Pion Production Cross Sections on 12C by the T2K experiment

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 × 1021 protons on target

A study of the K+→π0e+νγ decay

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

Search for heavy neutral leptons in $π^{+}$ decays to positrons

Results from the T2K experiment on neutrino mixing including a new far detector $μ$ -like sample

First differential measurement of the single $π^{+}$ production cross section in neutrino neutral-current scattering

Signal selection and model-independent extraction of the neutrino neutral-current single $π^{+}$ cross section with the T2K experiment

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

Measurements of the $ν_{μ}$ and $ν ˉ_{μ}$ -induced Coherent Charged Pion Production Cross Sections on $^{12} C$ by the T2K experiment

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 $\times$ 10 $^{21}$ protons on target

A study of the $K^{+} \to π^{0} e^{+} ν γ$ decay