208 citations · 1.4k across the 67 of their papers we have counts for
68 papers
Low-Noise SiPM Light Readout and ASIC-Based Charge Readout of a Liquid Argon Time Projection Chamber for MeV Gamma-Ray Measurements
Satoshi Takashima, Hirokazu Odaka, Shota Arai +25
We have developed a compact liquid argon time projection chamber (LArTPC), NanoGRAMS, as a technology demonstrator for the Gamma-Ray and AntiMatter Survey (GRAMS). LArTPCs have the…
Gamma-Ray and AntiMatter Survey(GRAMS) experiment
J. Zeng, T. Aramaki, D. Ames +62
The Gamma-Ray and AntiMatter Survey (GRAMS) is a next-generation experiment using a Liquid Argon Time Projection Chamber (LArTPC) detector to measure MeV gamma rays and antiparticl…
Antihelium-3 Sensitivity for the GRAMS Experiment
J. Zeng, T. Aramaki, K. Aoyama +62
The Gamma-Ray and AntiMatter Survey (GRAMS) is a next-generation balloon/satellite mission utilizing a Liquid Argon Time Projection Chamber (LArTPC) detector to measure both MeV ga…
First operation of LArTPC in the stratosphere as an engineering GRAMS balloon flight (eGRAMS)
R. Nakajima, S. Arai, K. Aoyama +60
GRAMS (Gamma-Ray and AntiMatter Survey) is a next-generation balloon/satellite experiment utilizing a LArTPC (Liquid Argon Time Projection Chamber), to simultaneously target astrop…
A novel measurement of initial-state gluon radiation in hadron collisions using Drell-Yan events
CDF Collaboration, T. Aaltonen, S. Amerio +397
A study of initial-state gluon radiation (ISR) in hadron collisions is presented using Drell-Yan (DY) events produced in proton-antiproton collisions by the Tevatron collider at a…
Measurement of the charge asymmetry of electrons from the decays of bosons produced in collisions at TeV
CDF Collaboration, T. Aaltonen, S. Amerio +398
At the Fermilab Tevatron proton-antiproton () collider, high-mass electron-neutrino () pairs are produced predominantly in the process $p \bar{p} \rightarrow W(\right…
Measurement of emission spectrum for gaseous argon electroluminescence in visible light region from 300 to 600 nm
Kazutaka Aoyama, Masato Kimura, Hiroyuki Morohoshi +3
A double-phase Ar detector can efficiently identify particles and reconstruct their positions. However, the properties of electroluminescence (EL) for secondary light emission in t…
Reconstruction of multiple Compton scattering events in MeV gamma-ray Compton telescopes towards GRAMS: the physics-based probabilistic model
Hiroki Yoneda, Hirokazu Odaka, Yuto Ichinohe +19
Aimed at progress in mega-electron volt (MeV) gamma-ray astronomy, which has not yet been well-explored, Compton telescope missions with a variety of detector concepts have been pr…
Development of a high-light-yield liquid argon detector using tetraphenyl butadiene and silicon photomultiplier array
Kazutaka Aoyama, Masashi Tanaka, Masato Kimura +1
To increase the light yield of a liquid Ar (LAr) detector, we optimized the evaporation technique of tetraphenyl butadiene (TPB) on the detector surface and tested the operability…
Liquid argon scintillation response to electronic recoils between -- in a high light yield single-phase detector
M. Kimura, K. Aoyama, M. Tanaka +1
We measure the liquid argon scintillation response to electronic recoils in the energy range of to at null electric field. The single-phase detector with…
Measurement of ambient neutrons in an underground laboratory at Kamioka Observatory and future plan
Keita Mizukoshi, Ryosuke Taishaku, Keishi Hosokawa +7
Ambient neutrons are one of the most serious backgrounds for underground experiments in search of rare events. The ambient neutron flux in an underground laboratory of Kamioka Obse…
Search for Higgs-like particles produced in association with bottom quarks in proton-antiproton collisions
CDF Collaboration, T. Aaltonen, S. Amerio +396
We report on a search for a spin-zero non-standard-model particle in proton-antiproton collisions collected by the Collider Detector at Fermilab at a center-of-mass-energy of 1.96…
Measurement of the scintillation efficiency for nuclear recoils in liquid argon under electric fields up to 3 kV/cm
M. Kimura, M. Tanaka, T. Washimi +1
We present a measurement of scintillation efficiency for a few tens of keV nuclear recoils (NR) with a liquid argon time projection chamber under electric fields ranging from t…
Search for standard-model Z and Higgs bosons decaying into a bottom-antibottom quark pair in proton-antiproton collisions at 1.96 TeV
CDF Collaboration, T. Aaltonen, S. Amerio +396
The Collider Detector at Fermilab collected a unique sample of jets originating from bottom-quark fragmentation (-jets) by selecting online proton-antiproton () collis…
Search for pair production of higgsinos in final states with at least three -tagged jets in TeV collisions using the ATLAS detector
ATLAS Collaboration
A search for pair production of the supersymmetric partners of the Higgs boson (higgsinos ) in gauge-mediated scenarios is reported. Each higgsino is assumed to decay to…
Scintillation and Ionization Ratio of Liquid Argon for Electronic and Nuclear Recoils at Drift-Fields up to 3 kV/cm
T. Washimi, M. Kimura, M. Tanaka +1
A two-phase argon detector has high discrimination power between electron recoil and nuclear recoil events based on the pulse shape discrimination and the ionization/scintillation…
Measurement of ambient neutrons in an underground laboratory at Kamioka Observatory
Keita Mizukoshi, Ryosuke Taishaku, Keishi Hosokawa +8
Ambient neutrons are one of the most serious backgrounds for underground experiments searching for rare events. The ambient neutron flux in an underground laboratory of Kamioka Obs…
A search for the exotic meson with the Collider Detector at Fermilab
CDF Collaboration, T. Aaltonen, S. Amerio +395
A search for the exotic meson decaying into the final state is performed using data corresponding to from collisions at…
Measurement of the inclusive-isolated prompt-photon cross section in collisions using the full CDF data set
CDF Collaboration, T. Aaltonen, M. G. Albrow +396
A measurement of the inclusive production cross section of isolated prompt photons in proton-antiproton collisions at center-of-mass energy =1.96TeV is presented. The res…
Measurement of the and production cross section using final states with a charged lepton and heavy-flavor jets in the full CDF Run II data set
CDF Collaboration, T. Aaltonen, S. Amerio +396
We present a measurement of the total {\it WW} and {\it WZ} production cross sections in collision at TeV, in a final state consistent with leptonic …
Measurement of the production cross section in collisions at TeV
CDF Collaboration, T. Aaltonen, S. Amerio +396
We describe a measurement of the ratio of the cross sections times branching fractions of the meson in the decay mode to the meson in the de…
Measurement of the top-quark mass in the dilepton channel using the full CDF Run II data set
CDF Collaboration, T. Aaltonen, S. Amerio +400
We present a measurement of the top-quark mass in events containing two leptons (electrons or muons) with a large transverse momentum, two or more energetic jets, and a transverse-…
Performance of VUV-sensitive MPPC for Liquid Argon Scintillation Light
T. Igarashi, S. Naka, M. Tanaka +2
A new type of the Multi-Pixel Photon Counter (MPPC), sensitive to Vacuum Ultra-Violet (VUV) light (wavelength λ < 150 nm), is recently developed and produced by Hamamatsu Photonics…
First measurement of the forward-backward asymmetry in bottom-quark pair production at high mass
CDF Collaboration, T. Aaltonen, S. Amerio +400
We measure the particle-level forward-backward production asymmetry in pairs with masses larger than 150 GeV/, using events with hadronic jets and emp…