126 citations · 505 across the 30 of their papers we have counts for
25 papers · 1 filter
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…
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 interactions on carbon and oxygen targets, in two double-differential kinematic imbalance (KI) observable spaces, $…
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…
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…
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…
Results from the T2K experiment on neutrino mixing including a new far detector -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) protons on target in (anti-)neutrino-enhanced beam modes. A new sample of muon-ne…
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…
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…
Search for proton decay via and with a 0.37 Mton-year exposure of Super-Kamiokande
Kamiokande Collaboration, N. Taniuchi, K. Abe +288
A search for proton decay into and a meson has been performed using data from a 0.373 Mtonyear exposure (6050.3 live days) of Super-Kamiokande. Compared to pre…
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…
Measurements of the charge ratio and polarization of cosmic-ray muons with the Super-Kamiokande detector
H. Kitagawa, T. Tada, K. Abe +253
We present the results of the charge ratio () and polarization () measurements using the decay electron events collected from 2008 September to 2022 June by the Super-K…
Parametrized uncertainties in the spectral function model of neutrino charged-current quasielastic interactions for oscillation analyses
J. Chakrani, S. Dolan, M. Buizza Avanzini +9
A substantial fraction of systematic uncertainties in neutrino oscillation experiments stem from the lack of precision in modeling the nuclear target in neutrino-nucleus interactio…
Measurements of the and -induced Coherent Charged Pion Production Cross Sections on by the T2K experiment
K. Abe, N. Akhlaq, R. Akutsu +380
We report an updated measurement of the -induced, and the first measurement of the -induced coherent charged pion production cross section on nuclei in the T…
Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 10 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…
First measurement of muon neutrino charged-current interactions on hydrocarbon without pions in the final state using multiple detectors with correlated energy spectra at T2K
K. Abe, N. Akhlaq, R. Akutsu +401
This paper reports the first measurement of muon neutrino charged-current interactions without pions in the final state using multiple detectors with correlated energy spectra at T…
Measurements of neutrino oscillation parameters from the T2K experiment using protons on target
The T2K Collaboration, K. Abe, N. Akhlaq +397
The T2K experiment presents new measurements of neutrino oscillation parameters using protons on target (POT) in (anti-)neutrino mode at the far detector…
Measurement of the cosmogenic neutron yield in Super-Kamiokande with gadolinium loaded water
Kamiokande Collaboration, M. Shinoki, K. Abe +238
Cosmic-ray muons that enter the Super-Kamiokande detector cause hadronic showers due to spallation in water, producing neutrons and radioactive isotopes. Those are a major backgrou…
Neutron Tagging following Atmospheric Neutrino Events in a Water Cherenkov Detector
K. Abe, Y. Haga, Y. Hayato +301
We present the development of neutron-tagging techniques in Super-Kamiokande IV using a neural network analysis. The detection efficiency of neutron capture on hydrogen is estimate…
Search for Cosmic-ray Boosted Sub-GeV Dark Matter using Recoil Protons at Super-Kamiokande
Kamiokande Collaboration, K. Abe, Y. Hayato +218
We report a search for cosmic-ray boosted dark matter with protons using the 0.37 megatonyears data collected at Super-Kamiokande experiment during the 1996-2018 period (SK…
Search for proton decay via in 0.37 megaton-years exposure of Super-Kamiokande
Kamiokande Collaboration, R. Matsumoto, K. Abe +229
We searched for proton decay via in 0.37\,Mtonyears of data collected between 1996 and 2018 from the Super-Kamiokande water Cherenkov experiment. The selection…
Pre-Supernova Alert System for Super-Kamiokande
Kamiokande Collaboration, L. N. Machado, K. Abe +223
In 2020, the Super-Kamiokande (SK) experiment moved to a new stage (SK-Gd) in which gadolinium (Gd) sulfate octahydrate was added to the water in the detector, enhancing the effici…
Testing Non-Standard Interactions Between Solar Neutrinos and Quarks with Super-Kamiokande
Kamiokande Collaboration, P. Weatherly, K. Abe +268
Non-Standard Interactions (NSI) between neutrinos and matter affect the neutrino flavor oscillations. Due to the high matter density in the core of the Sun, solar neutrinos are sui…
New Methods and Simulations for Cosmogenic Induced Spallation Removal in Super-Kamiokande-IV
Kamiokande Collaboration, S. Locke, A. Coffani +215
Radioactivity induced by cosmic muon spallation is a dominant source of backgrounds for MeV neutrino interactions in water Cherenkov detectors. In particular, it…
Improved constraints on neutrino mixing from the T2K experiment with protons on target
T2K Collaboration, K. Abe, N. Akhlaq +307
The T2K experiment reports updated measurements of neutrino and antineutrino oscillations using both appearance and disappearance channels. This result comes from an exposure of $1…