activity
20152026
most citedSearch for Majorana Neutrinos near the Inverted Mass Hierarchy Region with KamLAND-Zen

980 citations · 1.7k across the 36 of their papers we have counts for

collaborators

37 papers

astro-ph.HE2026

Search for Diffuse Supernova Neutrino Background in the Full KamLAND Dataset with Neural-Network-Based Event Classification

D. Chernyak, T. Eda, M. Eizuka +63

We report a search for the diffuse supernova neutrino background (DSNB) with the KamLAND detector, targeting electron antineutrinos via inverse beta decay in the neutrino energy ra…

physics.ins-det2026

Machine Learning on Heterogeneous, Edge, and Quantum Hardware for Particle Physics (ML-HEQUPP)

Julia Gonski, Jennifer Ott, Jenni Ott +129

The next generation of particle physics experiments will face a new era of challenges in data acquisition, due to unprecedented data rates and volumes along with extreme environmen…

astro-ph.HE2024

Limits on the Low-Energy Electron Antineutrino Flux from the Brightest GRB of All Time

T. Araki, S. Chauhan, K. Chiba +69

The electron antinuetrino flux limits are presented for the brightest gamma-ray burst (GRB) of all time, GRB221009A, over a range of 1.8-200 MeV using the Kamioka Liquid Scintillat…

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★ 34 cited

Search for Majorana Neutrinos with the Complete KamLAND-Zen Dataset

S. Abe, T. Araki, K. Chiba +69

We present a search for neutrinoless double-beta () decay of Xe using the full \mbox{KamLAND-Zen 800} dataset with 745\,kg of enriched xenon, corresponding to an expo…

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.IM2024★ 3 cited

Development of a data overflow protection system for Super-Kamiokande to maximize data from nearby supernovae

M. Mori, K. Abe, Y. Hayato +252

Neutrinos from very nearby supernovae, such as Betelgeuse, are expected to generate more than ten million events over 10\,s in Super-Kamokande (SK). At such large event rates, the…

hep-ex2023★ 3 cited

Search for Charged Excited States of Dark Matter with KamLAND-Zen

Zen collaboration, S. Abe, M. Eizuka +64

Particle dark matter could belong to a multiplet that includes an electrically charged state. WIMP dark matter () accompanied by a negatively charged excited state ()…

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

Measurement of cosmic-ray muon spallation products in a xenon-loaded liquid scintillator with KamLAND

Zen Collaboration, S. Abe, S. Asami +63

Cosmic-ray muons produce various radioisotopes when passing through material. These spallation products can be backgrounds for rare event searches such as in solar neutrino, double…

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…

hep-ex2022★ 15 cited

First measurement of the strange axial coupling constant using neutral-current quasielastic interactions of atmospheric neutrinos at KamLAND

KamLAND Collaboration, S. Abe, S. Asami +61

We report a measurement of the strange axial coupling constant using atmospheric neutrino data at KamLAND. This constant is a component of the axial form factor of the neut…

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…

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…

physics.geo-ph2022★ 27 cited

Abundances of uranium and thorium elements in Earth estimated by geoneutrino spectroscopy

S. Abe, S. Asami, M. Eizuka +64

The decay of the primordial isotopes , , , and have contributed to the terrestrial heat budget throughout t…

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…

astro-ph.HE2022★ 6 cited

Search for supernova neutrinos and constraint on the galactic star formation rate with the KamLAND data

S. Abe, S. Asami, M. Eizuka +63

We present the results of a search for core-collapse supernova neutrinos, using long-term KamLAND data from 2002 March 9 to 2020 April 25. We focus on the electron antineutrinos em…

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-ex2022★ 243 cited

Search for the Majorana Nature of Neutrinos in the Inverted Mass Ordering Region with KamLAND-Zen

Zen Collaboration, S. Abe, S. Asami +70

The KamLAND-Zen experiment has provided stringent constraints on the neutrinoless double-beta () decay half-life in Xe using a xenon-loaded liquid scintillator. We re…

physics.ins-det2022★ 9 cited

KamNet: An Integrated Spatiotemporal Deep Neural Network for Rare Event Search in KamLAND-Zen

A. Li, Z. Fu, L. Winslow +5

Rare event searches allow us to search for new physics at energy scales inaccessible with other means by leveraging specialized large-mass detectors. Machine learning provides a ne…

astro-ph.HE2022★ 1 cited

KamLAND's search for correlated low-energy electron antineutrinos with astrophysical neutrinos from IceCube

S. Abe, S. Asami, M. Eizuka +66

We report the results of a search for MeV-scale astrophysical neutrinos in KamLAND presented as an excess in the number of coincident neutrino interactions associated with the publ…