activity
20082024
most citedMeasurements of neutrino oscillation parameters from the T2K experiment using protons on target

126 citations · 498 across the 17 of their papers we have counts for

collaborators

19 papers

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…

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…

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…

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…

astro-ph.SR2022★ 2 cited

Searching for neutrinos from solar flares across solar cycles 23 and 24 with the Super-Kamiokande detector

K. Okamoto, K. Abe, Y. Hayato +242

Neutrinos associated with solar flares (solar-flare neutrinos) provide information on particle acceleration mechanisms during the impulsive phase of solar flares. We searched using…

hep-ex2022★ 11 cited

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…

physics.ins-det2022

Development of Ultra-pure Gadolinium Sulfate for the Super-Kamiokande Gadolinium Project

K. Hosokawa, M. Ikeda, T. Okada +20

This paper reports the development and detailed properties of about 13 tons of gadolinium sulfate octahydrate, , which has been dissolved into…

hep-ex2022★ 41 cited

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…

hep-ex2022

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…

astro-ph.HE2022★ 18 cited

Search for supernova bursts in Super-Kamiokande IV

Kamiokande collaboration, M. Mori, K. Abe +242

Super-Kamiokande has been searching for neutrino bursts characteristic of core-collapse supernovae continuously, in real time, since the start of operations in 1996. The present wo…

hep-ex2022★ 16 cited

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…

hep-ex2022★ 1 cited

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…

hep-ex2021★ 6 cited

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…

astro-ph.HE2021★ 103 cited

Diffuse Supernova Neutrino Background Search at Super-Kamiokande

Kamiokande Collaboration, K. Abe, C. Bronner +216

A new search for the diffuse supernova neutrino background (DSNB) flux has been conducted at Super-Kamiokande (SK), with a -ktonday exposure from its fourth…

physics.ins-det2021★ 1 cited

First Gadolinium Loading to Super-Kamiokande

K. Abe, C. Bronner, Y. Hayato +212

In order to improve Super-Kamiokande's neutron detection efficiency and to thereby increase its sensitivity to the diffuse supernova neutrino background flux, 13 tons of $\rm Gd_2(…

physics.ins-det2008★ 81 cited

Distillation of Liquid Xenon to Remove Krypton

K. Abe, J. Hosaka, T. Iida +45

A high performance distillation system to remove krypton from xenon was constructed, and a purity level of Kr/Xe = was achieved. This development is crucia…