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564 papers · 1 filter

hep-ph2020★ 11 cited

Chiral separation effect catalyzed by heavy impurities

Daiki Suenaga, Yasufumi Araki, Kei Suzuki +1

We investigate the influence of Kondo effect, namely, the nonperturbative effect induced by heavy impurities, on the chiral separation effect (CSE) in quark matter. We employ a sim…

cond-mat.str-el2020★ 40 cited

Hedgehog-lattice spin texture in classical Heisenberg antiferromagnets on the breathing pyrochlore lattice

Kazushi Aoyama, Hikaru Kawamura

The hedgehog lattice, a three-dimensional periodic array of magnetic monopoles and antimonopoles, is known to be realized in the presence of the Dzyaloshinskii-Moriya (DM) interact…

cond-mat.supr-con2020★ 4 cited

Ta Nuclear quadrupole resonance study of non-centrosymmetric superconductor PbTaSe

K. Yokoi, M. Yashima, H. Murakawa +5

We report on a pure Ta-nuclear quadrupole resonance (NQR) measurement of PbTaSe at zero magnetic field, which has the advantage of directly probing the intrinsic superc…

nucl-th2020★ 10 cited

Shape of 13C studied by the real-time evolution method

S. Shin, B. Zhou, M. Kimura

Background : Recently, Bijker et al. [Phys. Rev. Lett. 122, 162501 (2019)] explained the rotation-vibration spectrum of 13C by assuming triangular nuclear shape with D'3h symmetry.…

cond-mat.supr-con2020★ 2 cited

Material Optimization of Potential High- Superconducting Single-layer Cuprates

Shingo Teranishi, Kazutaka Nishiguchi, Koichi Kusakabe

We investigated the material parameters of several single-layer cuprates, including those with fluorinated buffer layers, with the aim of identifying possible high-temperature supe…

cond-mat.mtrl-sci2020★ 1 cited

Accessing the conduction band dispersion in CH3NH3PbI3 single crystals

Jinpeng Yang, Haruki Sato, Hibiki Orio +6

The conduction band structure in methylammonium lead iodide (CH3NH3PbI3) was studied both by angle-resolved two-photon photoemission spectroscopy (AR-2PPE) with low-photon intensit…

nucl-th2020★ 121 cited

Quenching of single-particle strength from direct reactions with stable and rare-isotope beams

T. Aumann, C. Barbieri, D. Bazin +12

In this review article we discuss the present status of direct nuclear reactions and the nuclear structure aspects one can study with them. We discuss the spectroscopic information…

astro-ph.HE2020★ 19 cited

Search for Low-energy Electron Antineutrinos in KamLAND Associated with Gravitational Wave Events

S. Abe, S. Asami, A. Gando +65

We present the results of a search for MeV-scale electron antineutrino events in KamLAND in coincident with the 60 gravitational wave events/candidates reported by the LIGO/Virgo c…

quant-ph2020★ 67 cited

Learning temporal data with variational quantum recurrent neural network

Yuto Takaki, Kosuke Mitarai, Makoto Negoro +2

We propose a method for learning temporal data using a parametrized quantum circuit. We use the circuit that has a similar structure as the recurrent neural network which is one of…

cs.CV2020★ 1 cited

Automated segmentation of an intensity calibration phantom in clinical CT images using a convolutional neural network

Keisuke Uemura, Yoshito Otake, Masaki Takao +4

Purpose: To apply a convolutional neural network (CNN) to develop a system that segments intensity calibration phantom regions in computed tomography (CT) images, and to test the s…

cond-mat.soft2020★ 1 cited

Force chain structure in a rod-withdrawn granular layer

F. Okubo, H. Katsuragi

When a rod is vertically withdrawn from a granular layer, oblique force chains can be developed by effective shearing. In this study, the force-chain structure in a rod-withdrawn g…

astro-ph.EP2020★ 7 cited

Centroid migration on an impacted granular slope due to asymmetric ejecta deposition and landsliding

Tomomi Omura, Shinta Takizawa, Hiroaki Katsuragi

For a fundamental understanding of terrain relaxation occurring on sloped surfaces of terrestrial bodies, we analyze the crater shape produced by an impact on an inclined granular…

cond-mat.mtrl-sci2020★ 60 cited

Photoluminescence from Single-Walled MoS Nanotubes Coaxially Grown on Boron Nitride Nanotubes

Ming Liu, Kaoru Hisama, Yongjia Zheng +9

Single- and multi-walled molybdenum disulfide (MoS) nanotubes have been coaxially grown on small diameter boron nitride nanotubes (BNNTs) which were synthesized from heteronano…

physics.flu-dyn2020★ 8 cited

Transitional channel flow: A minimal stochastic model

Paul Manneville, Masaki Shimizu

In line with Pomeau's conjecture about the relevance of directed percolation (DP) to turbulence onset/decay in wall-bounded flows, we propose a minimal stochastic model dedicated t…

astro-ph.GA2020★ 61 cited

CO Multi-line Imaging of Nearby Galaxies (COMING). IX. CO(=2-1)/CO(=1-0) line ratio on kiloparsec scales

Yoshiyuki Yajima, Kazuo Sorai, Yusuke Miyamoto +8

While molecular gas mass is usually derived from CO(=1-0) - the most fundamental line to explore molecular gas - it is often derived from CO(=2-1) assuming a co…

eess.SY2020★ 1 cited

On simplification of Dual-Youla approach for closed-loop identification

Toshiharu Sugie, Ichiro Maruta

The dual Youla method for closed loop identification is known to have several practically important merits. Namely, it provides an accurate plant model irrespective of noise models…

astro-ph.HE2020★ 3 cited

Probing the star formation origin of gamma rays from 3FHL J1907.0+0713

T. Ergin, L. Saha, P. Bhattacharjee +5

Star-forming (SF) regions embedded inside giant molecular clouds (GMCs) are potential contributors to Galactic gamma rays. The gamma-ray source 3FHL J1907.0+0713 is detected with a…

cond-mat.dis-nn2020★ 17 cited

Interpretation of the apparent activation energy of glass transition

Koun Shirai

The temperature dependence of the viscosity of glass is a major concern in the field of glass research. Strong deviations from the Arrhenius law make the interpretation of the acti…

nucl-ex2020

Nuclear and detector sensitivities for neutrinoless double beta-decay experiments

Hiroyasu Ejiri

Neutrinoless double beta-decay(DBD) is of current interest in high-sensitivity frontiers of particle physics. The decay is very sensitive to Majorana neutrinos masses, neutrino CP…

astro-ph.IM2020★ 5 cited

Spectroscopic fourth-order coronagraph for the characterization of terrestrial planets at small angular separations from host stars

Taro Matsuo, Satoshi Itoh, Yuji Ikeda

We propose a new approach for high-contrast imaging at the diffraction limit using segmented telescopes in a modest observation bandwidth. This concept, named "spectroscopic fourth…

nucl-th2020★ 33 cited

Electric dipole response of low-lying excitations in the two-neutron halo nucleus F

J. Casal, Jagjit Singh, L. Fortunato +2

The neutron-rich F isotopes have been recently studied via knockout and interaction cross-section measurements. The halo in F has been linked to the occupancy…

cond-mat.str-el2020★ 9 cited

On Sharp Enhancement of Effective Mass of Quasiparticles and Coefficient of T^{2} Term of Resistivity around First-Order Metamagnetic Transition Observed in UTe_{2}

Kazumasa Miyake

The mechanism underlying the enhancement of the Sommerfeld coefficient of quasiparticles at the first-order metamagnetic transition in UTe_2, reported by Miyake et al. in J. Phys.…

cond-mat.mes-hall2020★ 53 cited

One-dimensional van der Waals heterojunction diode

Ya Feng, Henan Li, Taiki Inoue +4

The synthesis of one-dimensional van der Waals heterostructures was realized recently, which opens up new possibilities for prospective applications in electronics and optoelectron…

hep-ex2020★ 43 cited

Neutron-Antineutron Oscillation Search using a 0.37 MegatonYear Exposure of Super-Kamiokande

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

As a baryon number violating process with , neutron-antineutron oscillation () provides a unique test of baryon number conservation. We have performed a search fo…