218 citations · 1.6k across the 21 of their papers we have counts for
21 papers
Improved method for measuring low concentration radium and its application to the Super-Kamiokande Gadolinium project
S. Ito, K. Ichimura, Y. Takaku +8
Chemical extraction using a molecular recognition resin named "Empore Radium Rad Disk" was developed to improve sensitivity for the low concentration of radium (Ra). Compared with…
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…
First Measurement of the Muon Neutrino Charged Current Single Pion Production Cross Section on Water with the T2K Near Detector
T2K Collaboration, K. Abe, C. Andreopoulos +340
The T2K off-axis near detector, ND280, is used to make the first differential cross section measurements of muon neutrino charged current single positive pion production on a water…
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…
Direct dark matter search by annual modulation in XMASS-I
XMASS Collaboration, K. Abe, K. Hiraide +38
A search for dark matter was conducted by looking for an annual modulation signal due to the Earth's rotation around the Sun using XMASS, a single phase liquid xenon detector. The…
Measurement of the muon neutrino inclusive charged-current cross section in the energy range of 1-3 GeV with the T2K INGRID detector
T2K Collaboration, K. Abe, C. Andreopoulos +318
We report a measurement of the -nucleus inclusive charged current cross section (=) on iron using data from exposed to the J-PARC neutrino beam. The detector consists…
Measurement of the CCQE cross section on carbon with the ND280 detector at T2K
T2K Collaboration, K. Abe, J. Adam +342
The Charged-Current Quasi-Elastic (CCQE) interaction, , is the dominant CC process at GeV and contributes to the signal in accelerator-…
Supernova Relic Neutrino Search with Neutron Tagging at Super-Kamiokande-IV
Kamiokande Collaboration
A search for Supernova Relic Neutrinos 's is first conducted via inverse-beta-decay by tagging neutron capture on hydrogen at Super-Kamiokande-IV. The neutron tagging effi…
Light WIMP search in XMASS
K. Abe, K. Hieda, K. Hiraide +43
A search for light dark matter using low-threshold data from the single phase liquid xenon scintillation detector XMASS, has been conducted. Using the entire 835 kg inner volume as…
Search for GUT Monopoles at Super-Kamiokande
Kamiokande Collaboration, K. Ueno, K. Abe +109
GUT monopoles captured by the Sun's gravitation are expected to catalyze proton decays via the Callan-Rubakov process. In this scenario, protons, which initially decay into pions,…
Search for n-nbar oscillation in Super-Kamiokande
Kamiokande collaboration, K. Abe, Y. Hayato +135
A search for neutron-antineutron () oscillation was undertaken in Super-Kamiokande using the 1489 live-day or neutron-year exposure data. This proc…
Search for Neutrinos from GRB 080319B at Super-Kamiokande
Kamiokande Collaboration, E. Thrane
We perform a search for neutrinos coincident with GRB 080319B, the brightest GRB observed to date, in a +/- 1,000 s window. No statistically significant coincidences were observed…
First Study of Neutron Tagging with a Water Cherenkov Detector
Kamiokande Collaboration, H. Watanabe, H. Zhang
A first study of neutron tagging is conducted in Super--Kamiokande, a 50,000-ton water Cherenkov detector. The tagging efficiencies of thermal neutrons are evaluated in a 0.2 % GdC…
Search for Supernova Neutrino Bursts at Super-Kamiokande
Kamiokande Collaboration, M. Ikeda, A. Takeda +2
The result of a search for neutrino bursts from supernova explosions using the Super-Kamiokande detector is reported. Super-Kamiokande is sensitive to core-collapse supernova explo…
Measurements of atmospheric muon spectra at mountain altitude
T. Sanuki, M. Fujikawa, K. Abe +26
We report new measurements of the atmospheric muons at mountain altitude. The measurement was carried out with the BESS detector at the top of Mt. Norikura, Japan. The altitude is…
Anomalous heavy-fermion and ordered states in the filled skutterudite PrFe4P12
Y. Aoki, T. Namiki, T. D. Matsuda +3
Specific heat and magnetization measurements have been performed on high-quality single crystals of filled-skutterudite PrFe_4P_{12} in order to study the high-field heavy-fermion…
Measurements of Cosmic-ray Low-energy Antiproton and Proton Spectra in a Transient Period of the Solar Field Reversal
Y. Asaoka, Y. Shikaze, K. Abe +39
The energy spectra of cosmic-ray low-energy antiprotons and protons have been measured by BESS in 1999 and 2000, during a period covering the solar magnetic field reversal. Based o…
Measurement of low-energy antiproton detection efficiency in BESS below 1 GeV
Y. Asaoka, K. Yoshimura, T. Yoshida +22
An accelerator experiment was performed using a low-energy antiproton beam to measure antiproton detection efficiency of BESS, a balloon-borne spectrometer with a superconducting s…
Successive Measurements of Cosmic-Ray Antiproton Spectrum in a Positive Phase of the Solar Cycle
T. Maeno, S. Orito, H. Matsunaga +1
The energy spectrum of cosmic-ray antiprotons has been measured by BESS successively in 1993, 1995, 1997 and 1998. In total, 848 antiprotons were clearly identified in energy range…
Unusual behaviors in the transport properties of REFeP (RE: La, Ce, Pr, and Nd)
H. Sato, Y. Abe, H. Okada +4
We have investigated the resistivity (), thermoelectric power (TEP) and Hall coefficient () on high quality single crystals of REFeP. TEP in CeFeP$_{12…
Development of a Large-Area Aerogel Cherenkov Counter Onboard BESS
Y. Asaoka, K. Abe, K. Yoshimura +3
This paper describes the development of a threshold type aerogel Cherenkov counter with a large sensitive area of 0.6 m to be carried onboard the BESS rigidity spectrometer to…