activity
20002026
most citedSearch for Majorana Neutrinos near the Inverted Mass Hierarchy Region with KamLAND-Zen

980 citations · 5.6k across the 50 of their papers we have counts for

collaborators

50 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…

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★ 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…

physics.ins-det2024★ 1 cited

Development of a method to measure trace level of uranium and thorium in scintillation films

K. Ichimura, K. Chiba, Y. Gando +7

We have established a method to measure picograms-per-gram (pg g) levels of U and Th in scintillation films by combining the dry ashing method and inductivel…

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 ()…

physics.ins-det2023★ 4 cited

Development of a low-background HPGe detector at Kamioka Observatory

K. Ichimura, H. Ikeda, Y. Kishimoto +9

A new ultra-low background high-purity germanium (HPGe) detector has been installed at the Kamioka underground experimental site. The background count rate in the energy range from…