activity
20222025
most citedMeasurements of neutrino oscillation parameters from the T2K experiment using protons on target

126 citations · 322 across the 16 of their papers we have counts for

collaborators

22 papers

astro-ph.HE2025

First Associated Neutrino Search for a Failed Supernova Candidate with Super-Kamiokande

F. Nakanishi, K. Abe, S. Abe +243

In 2024, a failed supernova candidate, M31-2014-DS1, was reported in the Andromeda galaxy (M31), located at a distance of approximately 770 kpc. In this paper, we search for neutri…

astro-ph.HE2025★ 1 cited

Search for Diffuse Supernova Neutrino Background with 956.2 days of Super-Kamiokande Gadolinium Dataset

K. Abe, S. Abe, Y. Asaoka +245

We report the search result for the Diffuse Supernova Neutrino Background (DSNB) in neutrino energies beyond 9.3~MeV in the gadolinium-loaded Super-Kamiokande (SK) detector with $2…

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

Search for neutron decay into an antineutrino and a neutral kaon in 0.401 megaton-years exposure of Super-Kamiokande

Kamiokande Collaboration, K. Yamauchi, K. Abe +261

We searched for bound neutron decay via predicted by the Grand Unified Theories in 0.401 Mtonyears exposure of all pure water phases in the Super-Kamiokande…

hep-ex2025★ 1 cited

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…

hep-ex2025

First differential measurement of the single 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) 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 cross section with the T2K experiment

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

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

hep-ex2024

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…

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-ex2024★ 14 cited

Combined Pre-Supernova Alert System with Kamland and Super-Kamiokande

KamLAND, Super-Kamiokande Collaborations, : +311

Preceding a core-collapse supernova, various processes produce an increasing amount of neutrinos of all flavors characterized by mounting energies from the interior of massive star…

astro-ph.HE2024

Performance of SK-Gd's Upgraded Real-time Supernova Monitoring System

Y. Kashiwagi, K. Abe, C. Bronner +236

Among multi-messenger observations of the next galactic core-collapse supernova, Super-Kamiokande (SK) plays a critical role in detecting the emitted supernova neutrinos, determini…

physics.ins-det2024★ 23 cited

Second gadolinium loading to Super-Kamiokande

K. Abe, C. Bronner, Y. Hayato +246

The first loading of gadolinium (Gd) into Super-Kamiokande in 2020 was successful, and the neutron capture efficiency on Gd reached 50\%. To further increase the Gd neutron capture…

hep-ex2023★ 46 cited

Solar neutrino measurements using the full data period of Super-Kamiokande-IV

Kamiokande Collaboration, K. Abe, C. Bronner +322

An analysis of solar neutrino data from the fourth phase of Super-Kamiokande~(SK-IV) from October 2008 to May 2018 is performed and the results are presented. The observation time…

hep-ex2023★ 6 cited

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…

astro-ph.HE2023★ 52 cited

Search for astrophysical electron antineutrinos in Super-Kamiokande with 0.01wt% gadolinium-loaded water

M. Harada, K. Abe, C. Bronner +238

We report the first search result for the flux of astrophysical electron antineutrinos for energies O(10) MeV in the gadolinium-loaded Super-Kamiokande (SK) detector. In June 2020,…

hep-ex2023

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…

physics.ins-det2023

Characterization of Charge Spreading and Gain of Encapsulated Resistive Micromegas Detectors for the Upgrade of the T2K Near Detector Time Projection Chambers

D. Attie, O. Ballester, M. Batkiewicz-Kwasnia +92

An upgrade of the near detector of the T2K long baseline neutrino oscillation experiment is currently being conducted. This upgrade will include two new Time Projection Chambers, e…

hep-ex2023★ 17 cited

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…

hep-ex2023★ 126 cited

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…

hep-ex2022

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…

physics.ins-det2022★ 11 cited

Analysis of test beam data taken with a prototype of TPC with resistive Micromegas for the T2K Near Detector upgrade

D. Attié, O. Ballester, M. Batkiewicz-Kwasniak +81

In this paper we describe the performance of a prototype of the High Angle Time Projection Chambers (HA-TPCs) that are being produced for the Near Detector (ND280) upgrade of the T…