T. Konno

activity

20112023

most citedIndication for the disappearance of reactor electron antineutrinos in the Double Chooz experiment

1.2k citations · 1.8k across the 25 of their papers we have counts for

collaborators

25 papers

physics.ins-det2023★ 5 cited

Recent developments in data reconstruction for aerogel RICH at Belle II

Luka Santelj

In the forward end-cap of the Belle II spectrometer, particle identification is provided by a proximity focusing RICH detector with an aerogel radiator (ARICH). The ARICH's primary…

physics.ins-det2022★ 1 cited

The Double Chooz antineutrino detectors

Double Chooz Collaboration, H. de Kerret, Y. Abe +247

This article describes the setup and performance of the near and far detectors in the Double Chooz experiment. The electron antineutrinos of the Chooz nuclear power plant were meas…

hep-ex2021★ 7 cited

Measurement of the branching fraction of $Λ_{c}^{+} \to p ω$ decay at Belle

Belle Collaboration, S. X. Li, L. K. Li +193

Using 980.6 $f b^{- 1}$ of data collected with the Belle detector operating at the KEKB asymmetric-energy $e^{+} e^{-}$ collider, we present a measurement of the branching fraction of…

hep-ex2021★ 3 cited

Search for the $η_{c 2} (1 D)$ in $e^{+} e^{-} \to γ η_{c 2} (1 D)$ at $s$ near 10.6 GeV at Belle

Belle Collaboration, S. Jia, C. P. Shen +198

For the first time we search for the $η_{c 2} (1 D)$ in $e^{+} e^{-} \to γ η_{c 2} (1 D)$ at $s$ = 10.52, 10.58, and 10.867 GeV with data samples of 89.5 fb $^{- 1}$ , 711 fb $^{- 1}$ , and 121…

hep-ex2021★ 5 cited

Measurement of branching fractions and search for $C P$ violation in $D^{0} \to π^{+} π^{-} η$ , $D^{0} \to K^{+} K^{-} η$ , and $D^{0} \to ϕ η$ at Belle

Belle Collaboration, L. K. Li, A. J. Schwartz +187

We measure the branching fractions and $C P$ asymmetries for the singly Cabibbo-suppressed decays $D^{0} \to π^{+} π^{-} η$ , $D^{0} \to K^{+} K^{-} η$ , and $D^{0} \to ϕ η$ , using 980 fb$^{-1}…

physics.ins-det2021★ 42 cited

The JSNS^2 Detector

S. Ajimura, M. Botran, J. H. Choi +63

The JSNS^2 (J-PARC Sterile Neutrino Search at J-PARC Spallation Neutron Source) experiment aims to search for oscillations involving a sterile neutrino in the eV^2 mass-splitting r…

hep-ex2021★ 7 cited

Measurements of branching fractions and asymmetry parameters of $Ξ_{c}^{0} \to Λ K ˉ^{* 0}$ , $Ξ_{c}^{0} \to Σ^{0} K ˉ^{* 0}$ , and $Ξ_{c}^{0} \to Σ^{+} K^{*-}$ decays at Belle

Belle Collaboration, S. Jia, S. S. Tang +186

Using a data sample of 980 fb $^{- 1}$ collected with the Belle detector at the KEKB asymmetric-energy $e^{+} e^{-}$ collider, we study the processes of $Ξ_{c}^{0} \to Λ K ˉ^{* 0}$ , $Ξ^0_c\to…

hep-ex2021★ 74 cited

Search for lepton-flavor-violating tau-lepton decays to $ℓ γ$ at Belle

K. Uno, K. Hayasaka, K. Inami +178

Charged lepton flavor violation is forbidden in the Standard Model but possible in several new physics scenarios. In many of these models, the radiative decays $τ^{\pm}\rightarrow\…

hep-ex2021★ 41 cited

Measurements of the branching fractions of the semileptonic decays $Ξ_{c}^{0} \to Ξ^{-} ℓ^{+} ν_{ℓ}$ and the asymmetry parameter of $Ξ_{c}^{0} \to Ξ^{-} π^{+}$

Belle Collaboration, Y. B. Li, C. P. Shen +182

Using data samples of 89.5 and 711 fb $^{- 1}$ recorded at energies of $s = 10.52$ and $10.58$ GeV, respectively, with the Belle detector at the KEKB $e^{+} e^{-}$ collider, we repor…

hep-ex2021★ 32 cited

Measurements of Partial Branching Fractions of Inclusive $B \to X_{u} ℓ^{+} ν_{ℓ}$ Decays with Hadronic Tagging

Belle Collaboration, L. Cao, W. Sutcliffe +236

We present measurements of partial branching fractions of inclusive semileptonic $B \to X_{u} ℓ^{+} ν_{ℓ}$ decays using the full Belle data set of 711 fb $^{- 1}$ of integrate…

hep-ex2020★ 3 cited

Measurement of the Resonant and Non-Resonant Branching Ratios in $Ξ_{c}^{0} \to Ξ^{0} K^{+} K^{-}$

J. T. McNeil, J. Yelton, J. Bennett +192

Using the entire data sample of $980$ $f b^{- 1}$ integrated luminosity collected with the Belle detector at the KEKB asymmetric-energy $e^{+} e^{-}$ collider, we present an amplitude…

hep-ex2020★ 3 cited

Search for the dark photon in $B^{0} \to A^{'} A^{'}$ , $A^{'} \to e^{+} e^{-}$ , $μ^{+} μ^{-}$ , and $π^{+} π^{-}$ decays at Belle

S. -H. Park, Y. -J. Kwon, I. Adachi +216

We present a search for the dark photon $A^{'}$ in the $B^{0} \to A^{'} A^{'}$ decays, where $A^{'}$ subsequently decays to $e^{+} e^{-}$ , $μ^{+} μ^{-}$ , and $π^{+} π^{-}$ . T…

physics.ins-det2020★ 1 cited

Archiver System Management for Belle II Detector Operation

Y. -K. Kim, S. -J. Cho, S. -H. Park +2

The Belle II experiment is a high-energy physics experiment at the SuperKEKB electron-positron collider. Using Belle II data, high precision measurement of rare decays and CP-viola…

physics.ins-det2020★ 3 cited

Performance of the Unified Readout System of Belle II

Mikihiko Nakao, Ryosuke Itoh, Satoru Yamada +24

The Belle II experiment at the SuperKEKB collider at KEK, Tsukuba, Japan has successfully started taking data with the full detector in March 2019. Belle II is a luminosity frontie…

hep-ex2020★ 13 cited

Search for lepton-number- and baryon-number-violating tau decays at Belle

D. Sahoo, G. B. Mohanty, K. Trabelsi +222

We search for lepton-number- and baryon-number-violating decays $τ^{-} \to p e^{+} e^{-}$ , $p e^{-} e^{-}$ , $p e^{+} μ^{-}$ , $p e^{-} μ^{+}$ , $\overline{p}μ^…

physics.ins-det2020★ 4 cited

Performance evaluation of the aerogel RICH counter for the Belle II spectrometer using early beam collision data

M. Yonenaga, I. Adachi, L. Burmistrov +32

The Aerogel Ring Imaging Cherenkov (ARICH) counter serves as a particle identification device in the forward end-cap region of the Belle II spectrometer. It is capable of identifyi…

physics.ins-det2020★ 3 cited

Performance of PMTs for the JSNS2 experiment

J. S. Park, H. Furuta, T. Maruyama +58

The JSNS $^{2}$ (J-PARC Sterile Neutrino Search at J-PARC Spallation Neutron Source) experiment aims to search for neutrino oscillations over a 24\,m short baseline at J-PARC. The J…

physics.ins-det2020★ 2 cited

Slow control and monitoring system at the JSNS $^{2}$

J. S. Park, S. Ajimura, M. Botran +59

The JSNS $^{2}$ experiment is aimed to search for sterile neutrino oscillations using a neutrino beam from muon decays at rest. The JSNS $^{2}$ detector contains 17 tons of 0.1\% gadolin…

hep-ex2014★ 45 cited

Background-independent measurement of $θ_{13}$ in Double Chooz

Y. Abe, J. C. dos Anjos, J. C. Barriere +143

The oscillation results published by the Double Chooz collaboration in 2011 and 2012 rely on background models substantiated by reactor-on data. In this analysis, we present a back…

hep-ex2013★ 115 cited

First Measurement of θ_13 from Delayed Neutron Capture on Hydrogen in the Double Chooz Experiment

Double Chooz Collaboration, Y. Abe, C. Aberle +169

The Double Chooz experiment has determined the value of the neutrino oscillation parameter $θ_{13}$ from an analysis of inverse beta decay interactions with neutron capture on hydr…

hep-ex2012★ 34 cited

Direct Measurement of Backgrounds using Reactor-Off Data in Double Chooz

Y. Abe, C. Aberle, J. C. dos Anjos +170

Double Chooz is unique among modern reactor-based neutrino experiments studying $ν ˉ_{e}$ disappearance in that data can be collected with all reactors off. In this paper, we pres…

hep-ex2012★ 66 cited

First Test of Lorentz Violation with a Reactor-based Antineutrino Experiment

Double Chooz Collaboration, Y. Abe, C. Aberle +164

We present a search for Lorentz violation with 8249 candidate electron antineutrino events taken by the Double Chooz experiment in 227.9 live days of running. This analysis, featur…

hep-ex2011★ 1.2k cited

Indication for the disappearance of reactor electron antineutrinos in the Double Chooz experiment

Y. Abe, C. Aberle, T. Akiri +182

The Double Chooz Experiment presents an indication of reactor electron antineutrino disappearance consistent with neutrino oscillations. A ratio of 0.944 $\pm$ 0.016 (stat) $\pm$ 0…

hep-ex2011★ 13 cited

A Study of Reactor Neutrino Monitoring at Experimental Fast Reactor JOYO

H. Furuta, Y. Fukuda, T. Hara +19

We carried out a study of neutrino detection at the experimental fast reactor JOYO using a 0.76 tons gadolinium loaded liquid scintillator detector. The detector was set up on the…

Recent developments in data reconstruction for aerogel RICH at Belle II

The Double Chooz antineutrino detectors

Measurement of the branching fraction of Λc+​→pω decay at Belle

Search for the ηc2​(1D) in e+e−→γηc2​(1D) at s​ near 10.6 GeV at Belle

Measurement of branching fractions and search for CP violation in D0→π+π−η, D0→K+K−η, and D0→ϕη at Belle