activity
20152020
most citedConstraint on the Matter-Antimatter Symmetry-Violating Phase in Neutrino Oscillations

374 citations · 1.2k across the 26 of their papers we have counts for

collaborators

26 papers

physics.ins-det2020★ 53 cited

The SuperFGD Prototype Charged Particle Beam Tests

A. Blondel, M. Bogomilov, S. Bordoni +47

A novel scintillator detector, the SuperFGD, has been selected as the main neutrino target for an upgrade of the T2K experiment ND280 near detector. The detector design will allow…

hep-ex2020★ 10 cited

Measurements of and charged-current cross-sections without detected pions nor protons on water and hydrocarbon at mean antineutrino energy of 0.86 GeV

K. Abe, N. Akhlaq, R. Akutsu +366

We report measurements of the flux-integrated and charged-current cross-sections on water and hydrocarbon targets using the T2K anti-neutrino beam, with a m…

hep-ex2020★ 56 cited

Simultaneous measurement of the muon neutrino charged-current cross section on oxygen and carbon without pions in the final state at T2K

K. Abe, N. Akhlaq, R. Akutsu +330

This paper reports the first simultaneous measurement of the double differential muon neutrino charged-current cross section on oxygen and carbon without pions in the final state a…

hep-ex2020★ 33 cited

First combined measurement of the muon neutrino and antineutrino charged-current cross section without pions in the final state at T2K

K. Abe, R. Akutsu, A. Ali +349

This paper presents the first combined measurement of the double-differential muon neutrino and antineutrino charged-current cross sections with no pions in the final state on hydr…

hep-ex2019★ 30 cited

Measurement of neutrino and antineutrino neutral-current quasielastic-like interactions on oxygen by detecting nuclear de-excitation -rays

K. Abe, R. Akutsu, A. Ali +330

Neutrino- and antineutrino-oxygen neutral-current quasielastic-like interactions are measured at Super-Kamiokande using nuclear de-excitation -rays to identify signal-like inter…

hep-ex2019★ 17 cited

Search for Electron Antineutrino Appearance in a Long-baseline Muon Antineutrino Beam

K. Abe, R. Akutsu, A. Ali +341

Electron antineutrino appearance is measured by the T2K experiment in an accelerator-produced antineutrino beam, using additional neutrino beam operation to constrain parameters of…

hep-ex2019★ 374 cited

Constraint on the Matter-Antimatter Symmetry-Violating Phase in Neutrino Oscillations

K. Abe, R. Akutsu, A. Ali +332

The current laws of physics do not explain the observed imbalance of matter and antimatter in the universe. Sakharov proposed that an explanation would require the violation of CP…

hep-ex2019★ 23 cited

Measurement of the muon neutrino charged-current single production on hydrocarbon using the T2K off-axis near detector ND280

K. Abe, R. Akutsu, A. Ali +378

We report the measurements of single and double differential cross section of muon neutrino charged-current interactions on carbon with a single positively charged pion in the fina…

hep-ex2019★ 11 cited

First Measurement of the Charged Current Double Differential Cross Section on a Water Target without Pions in the final state

K. Abe, R. Akutsu, A. Ali +322

This paper reports the first differential measurement of the charged-current interaction cross section on water with no pions in the final state. The unfolded flux-a…

physics.ins-det2019★ 14 cited

J-PARC Neutrino Beamline Upgrade Technical Design Report

K. Abe, H. Aihara, A. Ajmi +381

In this document, technical details of the upgrade plan of the J-PARC neutrino beamline for the extension of the T2K experiment are described. T2K has proposed to accumulate data c…

hep-ex2019★ 10 cited

Measurement of the charged-current cross sections on water, hydrocarbon, iron, and their ratios with the T2K on-axis detectors

K. Abe, R. Akutsu, A. Ali +314

We report a measurement of the flux-integrated charged-current cross sections on water, hydrocarbon, and iron in the T2K on-axis neutrino beam with a mean neutrino energy of…

hep-ex2019★ 23 cited

Search for neutral-current induced single photon production at the ND280 near detector in T2K

K. Abe, R. Akutsu, A. Ali +314

Neutrino neutral-current induced single photon production is a sub-leading order process for accelerator-based neutrino beam experiments including T2K. It is, however, an important…

hep-ex2019★ 105 cited

Search for heavy neutrinos with the T2K near detector ND280

K. Abe, R. Akutsu, A. Ali +325

This paper reports on the search for heavy neutrinos with masses in the range MeV/c using the off-axis near detector ND280 of the T2K experiment. These partic…

hep-ex2019★ 40 cited

Search for light sterile neutrinos with the T2K far detector Super-Kamiokande at a baseline of 295 km

K. Abe, R. Akutsu, A. Ali +318

We perform a search for light sterile neutrinos using the data from the T2K far detector at a baseline of 295 km, with an exposure of 14.7 (7.6) protons on target i…

physics.ins-det2018★ 16 cited

Development of low radioactivity photomultiplier tubes for the XMASS-I detector

XMASS Collaboration, K. Abe, K. Hiraide +39

XMASS-I is a single-phase liquid xenon detector whose purpose is direct detection of dark matter. To achieve the low background requirements necessary in the detector, a new model…

hep-ex2018★ 195 cited

Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with protons on target

K. Abe, R. Akutsu, A. Ali +319

The T2K experiment measures muon neutrino disappearance and electron neutrino appearance in accelerator-produced neutrino and antineutrino beams. With an exposure of $14.7(7.6)\tim…

astro-ph.CO2018★ 54 cited

A direct dark matter search in XMASS-I

XMASS Collaboration, K. Abe, K. Hiraide +39

A search for dark matter using an underground single-phase liquid xenon detector was conducted at the Kamioka Observatory in Japan, particularly for Weakly Interacting Massive Part…

astro-ph.CO2018★ 36 cited

Direct dark matter search by annual modulation with 2.7 years of XMASS-I data

XMASS Collaboration, K. Abe, K. Hiraide +39

An annual modulation signal due to the Earth orbiting around the Sun would be one of the strongest indications of the direct detection of dark matter. In 2016, we reported a search…

nucl-ex2018★ 25 cited

Improved search for two-neutrino double electron capture on Xe and Xe using particle identification in XMASS-I

XMASS Collaboration, K. Abe, K. Hiraide +39

We conducted an improved search for the simultaneous capture of two -shell electrons on the Xe and Xe nuclei with emission of two neutrinos using 800.0 days of d…

hep-ex2017★ 12 cited

Search for solar Kaluza-Klein axion by annual modulation with the XMASS-I detector

XMASS Collaboration, N. Oka, K. Abe +39

In theories with the large extra dimensions beyond the standard 4-dimensional spacetime, axions could propagate in such extra dimensions, and acquire Kaluza-Klein (KK) excitations.…

physics.ins-det2017★ 35 cited

Identification of Pb and Po in the bulk of copper samples with a low-background alpha particle counter

XMASS collaboration, K. Abe, K. Hiraide +39

We established a method to assay Pb and Po contaminations in the bulk of copper samples using a low-background alpha particle counter. The achieved sensitivity for…

physics.ins-det2016★ 18 cited

A measurement of the time profile of scintillation induced by low energy gamma-rays in liquid xenon with the XMASS-I detector

XMASS Collaboration, H. Takiya, K. Abe +36

We report the measurement of the emission time profile of scintillation from gamma-ray induced events in the XMASS-I 832 kg liquid xenon scintillation detector. Decay time constant…

physics.ins-det2016★ 29 cited

Detectability of galactic supernova neutrinos coherently scattered on xenon nuclei in XMASS

XMASS Collaboration

The coherent elastic neutrino-nucleus scattering (CEvNS) plays a crucial role at the final evolution of stars. The detection of it would be of importance in astroparticle physics.…

astro-ph.CO2015

Direct Dark Matter Search with XMASS-I

Masaki Yamashita

XMASS-I uses single phase liquid xenon technology for aiming at the direct detection of dark matter. The detector observes only scintillation light by 2 inch 642 PMTs which are pla…