High Energy Accelerator Research Organization

output

19912026

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions

Showing 2020Show all

344 papers · 1 filter

cond-mat.str-el2020★ 1 cited

Isotropic parallel antiferromagnetism in the magnetic-field-induced charge-ordered state of SmRu $_{4}$ P $_{12}$ caused by $p$ - $f$ hybridization

T. Matsumura, S. Michimura, T. Inami +12

Nature of the field-induced charge ordered phase (phase II) of SmRu $_{4}$ P $_{12}$ has been investigated by resonant x-ray diffraction (RXD) and polarized neutron diffraction (PND), f…

hep-th2020★ 14 cited

Vector mesons on the wall

Ryuichiro Kitano, Ryutaro Matsudo

A domain-wall configuration of the $η^{'}$ meson bounded by a string (called a pancake or a Hall droplet) is recently proposed to describe the baryons with spin $N_{c} /2$ . In order to u…

astro-ph.HE2020★ 65 cited

Direct Measurement of the Cosmic-Ray Carbon and Oxygen Spectra from 10 GeV $/ n$ to 2.2 TeV $/ n$ with the Calorimetric Electron Telescope on the International Space Station

O. Adriani, Y. Akaike, K. Asano +81

In this paper, we present the measurement of the energy spectra of carbon and oxygen in cosmic rays based on observations with the Calorimetric Electron Telescope (CALET) on the In…

cond-mat.str-el2020★ 4 cited

Magnetism behavior of $T^{'}$ -type Eu $_{2}$ CuO $_{4}$ revealed by muon spin rotation/relaxation measurements

M. Fujita, K. M. Suzuki, S. Asano +4

We performed muon spin rotation/relaxation measurements to investigate the magnetic behavior of $T^{'}$ -type Eu $_{2}$ CuO $_{4}$ (ECO), which is the parent compound of electron-dope…

hep-ex2020★ 43 cited

Neutron-Antineutron Oscillation Search using a 0.37 Megaton $\cdot$ Year Exposure of Super-Kamiokande

Kamiokande Collaboration, K. Abe, C. Bronner +196

As a baryon number violating process with $Δ B = 2$ , neutron-antineutron oscillation ( $n \to n ˉ$ ) provides a unique test of baryon number conservation. We have performed a search fo…

cond-mat.mtrl-sci2020★ 12 cited

Molecular beam epitaxy growth of the highly conductive oxide SrMoO $_{3}$

Hiroshi Takatsu, Naoya Yamashina, Daisuke Shiga +5

SrMoO $_{3}$ is a promising material for its excellent electrical conductivity, but growing high-quality thin films remains a challenge. Here we synthesized epitaxial films of SrMoO$_…

hep-ph2020★ 7 cited

New method for renormalon subtraction using Fourier transform

Yuuki Hayashi, Yukinari Sumino, Hiromasa Takaura

To improve accuracy in calculating QCD effects, we propose a method for renormalon subtraction in the context of the operator-product expansion. The method enables subtracting reno…

hep-ph2020★ 8 cited

What if a specific neutrinoless double beta decay is absent

Takehiko Asaka, Hiroyuki Ishida, Kazuki Tanaka

We consider the seesaw model with two right-handed neutrinos $N_{1}$ and $N_{2}$ which masses are hierarchical, and investigate their contribution to the neutrinoless double beta ($0 ν…

astro-ph.HE2020★ 51 cited

Diving below the spin-down limit: Constraints on gravitational waves from the energetic young pulsar PSR J0537-6910

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1589

We present a search for continuous gravitational-wave signals from the young, energetic X-ray pulsar PSR J0537-6910 using data from the second and third observing runs of LIGO and…

hep-th2020★ 21 cited

Second order chiral kinetic theory under gravity and antiparallel charge-energy flow

Tomoya Hayata, Yoshimasa Hidaka, Kazuya Mameda

We derive the chiral kinetic theory under the presence of a gravitational Riemann curvature. It is well-known that in the chiral kinetic theory there inevitably appears a redundant…

hep-lat2020★ 25 cited

Lattice-fermionic Casimir effect and topological insulators

Tsutomu Ishikawa, Katsumasa Nakayama, Kei Suzuki

The Casimir effect arises from the zero-point energy of particles in momentum space deformed by the existence of two parallel plates. For degrees of freedom on the lattice, its ene…

physics.ins-det2020★ 8 cited

A time resolved study of injection backgrounds during the first commissioning phase of SuperKEKB

Miroslav Gabriel, Frank Simon, Hendrik Windel +13

We report on measurements of beam backgrounds during the first commissioning phase of the SuperKEKB collider in 2016, performed with the plastic scintillator and silicon photomulti…

astro-ph.HE2020★ 47 cited

The Cosmic-Ray Composition between 2 PeV and 2 EeV Observed with the TALE Detector in Monocular Mode

Telescope Array Collaboration

We report on a measurement of the cosmic ray composition by the Telescope Array Low-Energy Extension (TALE) air fluorescence detector (FD). By making use of the Cherenkov light sig…

hep-ph2020★ 23 cited

Simple and statistically sound recommendations for analysing physical theories

Shehu S. AbdusSalam, Fruzsina J. Agocs, Benjamin C. Allanach +72

Physical theories that depend on many parameters or are tested against data from many different experiments pose unique challenges to statistical inference. Many models in particle…

hep-ph2020★ 4 cited

Composite Higgs revealed in Higgs pair photo-production at future colliders

A. Bharucha, G. Cacciapaglia, A. Deandrea +4

The next generation electron-positron colliders are designed for precision studies of the Standard Model and its extensions, in particular in the Higgs sector. We consider the pote…

hep-ex2020★ 57 cited

Study of the $K_{L} \to π^{0} ν ν$ Decay at the J-PARC KOTO Experiment

KOTO Collaboration, J. K. Ahn, B. Beckford +68

The rare decay $K_{L} \to π^{0} ν ν$ was studied with the dataset taken at the J-PARC KOTO experiment in 2016, 2017, and 2018. With a single event sensitivity of $( 7.20 \p…

astro-ph.IM2020★ 2 cited

Anomalous Frequency Noise from the Megahertz Channelizing Resonators in Frequency-Division Multiplexed Transition Edge Sensor Readout

John Groh, Kam Arnold, Jessica Avva +11

Superconducting lithographed resonators have a broad range of current and potential applications in the multiplexed readout of cryogenic detectors. Here, we focus on LC bandpass fi…

hep-ph2020★ 5 cited

Revisiting electroweak radiative corrections to $b \to s ℓℓ$ in SMEFT

Motoi Endo, Satoshi Mishima, Daiki Ueda

We revisit electroweak radiative corrections to Standard Model Effective Field Theory (SMEFT) operators which are relevant for the $B$ -meson semileptonic decays. The one-loop match…

cond-mat.str-el2020★ 120 cited

Antiferromagnetic Kitaev interaction in $J_\rm{eff}=1/2$ cobalt honeycomb materials Na $_{3}$ Co $_{2}$ SbO $_{6}$ and Na $_{2}$ Co $_{2}$ TeO $_{6}$

Chaebin Kim, Jaehong Jeong, Gaoting Lin +8

Finding new materials with antiferromagnetic (AFM) Kitaev interaction is an urgent issue to broaden and enrich the quantum magnetism research significantly. By carrying out inelast…

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★ 10 cited

Search for solar electron anti-neutrinos due to spin-flavor precession in the Sun with Super-Kamiokande-IV

Kamiokande Collaboration, K. Abe, C. Bronner +197

Due to a very low production rate of electron anti-neutrinos ( $ν ˉ_{e}$ ) via nuclear fusion in the Sun, a flux of solar $ν ˉ_{e}$ is unexpected. An appearance of $ν ˉ_{e}$ in solar…

hep-ex2020★ 48 cited

Search for new phenomena with top quark pairs in final states with one lepton, jets, and missing transverse momentum in $pp$ collisions at $s$ = 13 TeV with the ATLAS detector

ATLAS Collaboration

A search for new phenomena with top quark pairs in final states with one isolated electron or muon, multiple jets, and large missing transverse momentum is performed. Signal region…

hep-ph2020★ 2 cited

The Upper Bound of the Second Higgs Boson Mass in Minimal Gauge Mediation with the Gravitino Warm Dark Matter

Gongjun Choi, Tsutomu T. Yanagida, Norimi Yokozaki

A keV-scale gravitino arsing from a minimal supersymmetric (SUSY) Standard Model (MSSM) is an interesting possibility since the small scale problems that $Λ$ CDM model encounters in…

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…

Isotropic parallel antiferromagnetism in the magnetic-field-induced charge-ordered state of SmRu4​P12​ caused by p-f hybridization