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Publications (21)

hep-ex2020

Measurements of $I^ˉ ½_{I^} ¼$ and $I^ˉ ½_{I^} ¼ + I^½_{I^} ¼$ 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 $I^ˉ ½_{I^} ¼$ and $I^ˉ ½_{I^} ¼ + I^½_{I^} ¼$ charged-current cross-sections on water and hydrocarbon targets using the T2K anti-neutrino beam, wi…

hep-ex2019

Measurement of the $I^½_{I^} ¼$ 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 $I^½_{I^} ¼$ charged-current cross sections on water, hydrocarbon, and iron in the T2K on-axis neutrino beam with a mean neutrino energy o…

hep-ex2020

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-ex2019

Measurement of the muon neutrino charged-current single $I ¨ ^{+}$ 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-ex2023

Measurements of neutrino oscillation parameters from the T2K experiment using $3.6 \times 1 0^{21}$ protons on target

The T2K Collaboration, K. Abe, N. Akhlaq +397

The T2K experiment presents new measurements of neutrino oscillation parameters using $19.7 (16.3) \times 1 0^{20}$ protons on target (POT) in (anti-)neutrino mode at the far detector…

hep-ex2020

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

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-ex2023

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-ex2021

Improved constraints on neutrino mixing from the T2K experiment with $3.13 \times 1 0^{21}$ protons on target

T2K Collaboration, K. Abe, N. Akhlaq +307

The T2K experiment reports updated measurements of neutrino and antineutrino oscillations using both appearance and disappearance channels. This result comes from an exposure of $1…

physics.ins-det2022

Scintillator ageing of the T2K near detectors from 2010 to 2021

The T2K Collaboration, K. Abe, N. Akhlaq +355

The T2K experiment widely uses plastic scintillator as a target for neutrino interactions and an active medium for the measurement of charged particles produced in neutrino interac…

hep-ex2021

First T2K measurement of transverse kinematic imbalance in the muon-neutrino charged-current single- $I ¨ ^{+}$ production channel containing at least one proton

K. Abe, N. Akhlaq, R. Akutsu +308

This paper reports the first T2K measurement of the transverse kinematic imbalance in the single- $I ¨ ^{+}$ production channel of neutrino interactions. We measure the differential cro…

hep-ex2020

Measurement of the charged-current electron (anti-)neutrino inclusive cross-sections at the T2K off-axis near detector ND280

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

The electron (anti-)neutrino component of the T2K neutrino beam constitutes the largest background in the measurement of electron (anti-)neutrino appearance at the far detector. Th…

hep-ex2020

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 $140 < M_{N} < 493$ MeV/c $^{2}$ using the off-axis near detector ND280 of the T2K experiment. These partic…

hep-ex2020

T2K measurements of muon neutrino and antineutrino disappearance using $3.13 \times 1 0^{21}$ protons on target

K. Abe, N. Akhlaq, R. Akutsu +311

We report measurements by the T2K experiment of the parameters $I^¸_{23}$ and $I^ m_{32}^{2}$ which govern the disappearance of muon neutrinos and antineutrinos in the three-flavor PMN…

hep-ex2019

First Measurement of the Charged Current $I^½_{I^} ¼$ 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 $I^½_{I^} ¼$ interaction cross section on water with no pions in the final state. The unfolded flux…

hep-ex2021

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

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-ex2023

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 $\times$ 10 $^{21}$ 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-ex2019

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) $\times 1 0^{20}$ protons on target i…

hep-ex2018

Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2 \times 1 0^{21}$ 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…

hep-ex2019

Measurement of neutrino and antineutrino neutral-current quasielastic-like interactions on oxygen by detecting nuclear de-excitation $I^^{3}$ -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 $I^^{3}$ -rays to identify signal-like inte…

Publications (21)

Measurements of I^ˉ½I^​¼ and I^ˉ½I^​¼+I^½I^​¼ charged-current cross-sections without detected pions nor protons on water and hydrocarbon at mean antineutrino energy of 0.86 GeV

Measurement of the I^½I^​¼ charged-current cross sections on water, hydrocarbon, iron, and their ratios with the T2K on-axis detectors

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

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

Measurements of neutrino oscillation parameters from the T2K experiment using 3.6×1021 protons on target

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

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

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

Improved constraints on neutrino mixing from the T2K experiment with 3.13×1021 protons on target

Scintillator ageing of the T2K near detectors from 2010 to 2021

First T2K measurement of transverse kinematic imbalance in the muon-neutrino charged-current single-I¨+ production channel containing at least one proton

Measurement of the charged-current electron (anti-)neutrino inclusive cross-sections at the T2K off-axis near detector ND280

Search for heavy neutrinos with the T2K near detector ND280

T2K measurements of muon neutrino and antineutrino disappearance using 3.13×1021 protons on target

First Measurement of the Charged Current I^½I^​¼ Double Differential Cross Section on a Water Target without Pions in the final state

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

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

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 × 1021 protons on target

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

Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with 2.2×1021 protons on target

Measurement of neutrino and antineutrino neutral-current quasielastic-like interactions on oxygen by detecting nuclear de-excitation I^3-rays

Measurements of $I^ˉ ½_{I^} ¼$ and $I^ˉ ½_{I^} ¼ + I^½_{I^} ¼$ charged-current cross-sections without detected pions nor protons on water and hydrocarbon at mean antineutrino energy of 0.86 GeV

Measurement of the $I^½_{I^} ¼$ charged-current cross sections on water, hydrocarbon, iron, and their ratios with the T2K on-axis detectors

Measurement of the muon neutrino charged-current single $I ¨ ^{+}$ production on hydrocarbon using the T2K off-axis near detector ND280

Measurements of neutrino oscillation parameters from the T2K experiment using $3.6 \times 1 0^{21}$ protons on target

Improved constraints on neutrino mixing from the T2K experiment with $3.13 \times 1 0^{21}$ protons on target

First T2K measurement of transverse kinematic imbalance in the muon-neutrino charged-current single- $I ¨ ^{+}$ production channel containing at least one proton

T2K measurements of muon neutrino and antineutrino disappearance using $3.13 \times 1 0^{21}$ protons on target

First Measurement of the Charged Current $I^½_{I^} ¼$ Double Differential Cross Section on a Water Target without Pions in the final state

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 $\times$ 10 $^{21}$ protons on target

Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2 \times 1 0^{21}$ protons on target

Measurement of neutrino and antineutrino neutral-current quasielastic-like interactions on oxygen by detecting nuclear de-excitation $I^^{3}$ -rays