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Showing 2018Show all

255 papers · 1 filter

math.CO2018

The energy of random signed graph

Shuchao Li, Shujing Wang

A signed graph is a graph with a sign attached to each of its edges, where is the underlying graph of . The energy of a signed graph is the sum of the absol…

hep-ph2018★ 7 cited

Rare fluctuations of the -matrix at NLO in QCD

Wenchang Xiang, Yanbing Cai, Mengliang Wang +1

We calculate the rare fluctuations of the -matrix on top of the full next-to-leading order corrections in the center of mass frame. The relevant result in the saturation regime…

nucl-th2018★ 24 cited

Zemach moments and radii of 2,3H and 3,4He

N. Nevo Dinur, O. J. Hernandez, S. Bacca +5

We present benchmark calculations of Zemach moments and radii of 2,3H and 3,4He using various few-body methods. Zemach moments are required to interpret muonic atom data measured b…

gr-qc2018★ 8 cited

Screened and Unscreened Solutions for Relativistic Star in de Rham-Gabadadze-Tolley (dRGT) Massive Gravity

Masashi Yamazaki, Taishi Katsuragawa, Sergei D. Odintsov +1

We study the static and spherical symmetric (SSS) configurations in the non-minimal model of the de Rham-Gabadadze-Tolley (dRGT) massive gravity with a flat reference metric. Consi…

nucl-ex2018★ 111 cited

Centrality and transverse momentum dependence of -meson production at mid-rapidity in Au+Au collisions at

STAR Collaboration, J. Adam, L. Adamczyk +347

We report a new measurement of -meson production at mid-rapidity (\,\,1) in Au+Au collisions at utilizing the Heavy Flavor Tracke…

hep-ex2018★ 8 cited

Observation of and study of the -wave mesons

BESIII Collaboration, M. Ablikim, M. N. Achasov +453

Studies of and the -wave charmed-strange mesons are performed based on an collision data sample corresponding to an integrat…

math.AP2018★ 16 cited

Inverse moving source problems in electrodynamics

Guanghui Hu, Yavar Kian, Peijun Li +1

This paper is concerned with the uniqueness on two inverse moving source problems in electrodynamics with partial boundary data. We show that (1) if the temporal source function is…

hep-ex2018

Recent results on hard probes with ALICE and STAR

Yaxian Mao

This paper reviews recent experimental results on hard probes in heavy-ion collisions from the ALICE and STAR Collaboration. These studies include various observables characterizin…

hep-ex2018★ 13 cited

Observation of and improved measurement of

M. Ablikim, M. N. Achasov, S. Ahmed +460

We observe the process for the first time, with a statistical significance higher than 10, and measure the branching fraction of $J/ψ\to p \ba…

math.CO2018★ 2 cited

Relation between the H-rank of a mixed graph and the rank of its underlying graph

Chen Chen, Shuchao Li, Minjie Zhang

Given a simple graph with vertex set and edge set , the mixed graph is obtained from by orienting some of its edges. Let $H(\widetilde…

nucl-ex2018★ 5 cited

and production and characterization in Cu+Cu collisions at GeV

Feng Xian Liu, Gang Chen, Zhi Lei She +5

Production of the (anti)hypertriton nuclei and in Cu+Cu interactions at GeV is studied at three centrality bin…

nucl-th2018

The production of dijet in heavy-ion collisions at the LHC

Sa Wang, Wei Dai, Shan-Liang Zhang +2

We report our recent theoretical calculations for dijet production in high-energy nuclear collisions. The NLO+parton shower (PS) event generator SHERPA has been employed…

hep-ph2018★ 13 cited

Gluon emission from heavy quarks in dense nuclear matter

Le Zhang, De-Fu Hou, Guang-You Qin

We study the medium-induced gluon emission process experienced by a hard jet parton propagating through the dense nuclear matter in the framework of deep inelastic scattering off a…

hep-ex2018★ 118 cited

Design and performance of the LHCb trigger and full real-time reconstruction in Run 2 of the LHC

R. Aaij, S. Akar, J. Albrecht +138

The LHCb collaboration has redesigned its trigger to enable the full offline detector reconstruction to be performed in real time. Together with the real-time alignment and calibra…

hep-ex2018★ 20 cited

Measurement of the absolute branching fractions of and

M. Ablikim, M. N. Achasov, S. Ahmed +447

We study the decays and based on pairs produced in collisions at a center-of-mass energy of $\sqrt{s}=4.6~\mb…

physics.data-an2018★ 31 cited

Efficiency correction for cumulants of multiplicity distributions based on track-by-track efficiency

Xiaofeng Luo, Toshihiro Nonaka

We propose a simplified procedure for the experimental application of the efficiency correction on higher order cumulants in heavy-ion collisions. By using the track-by-track effic…

hep-ph2018★ 4 cited

Jet shape modifications at the LHC energies by JEWEL

Renzhuo Wan, Lei Ding, Xi Gui +3

Jet shape measurements are strongly suggested to explore the microscopic evolution mechanism of parton-medium interaction in ultra-relativistic heavy-ion collisions. In this paper,…

hep-lat2018★ 638 cited

Chiral crossover in QCD at zero and non-zero chemical potentials

A. Bazavov, H. -T. Ding, P. Hegde +14

We present results for pseudo-critical temperatures of QCD chiral crossovers at zero and non-zero values of baryon (), strangeness (), electric charge (), and isospin (…

nucl-th2018★ 1 cited

Heavy-flavor dynamics in event-by-event viscous hydrodynamic backgrounds

Roland Katz, Caio A. G. Prado, Jacquelyn Noronha-Hostler +3

We investigate the effects of (2+1)d event-by-event fluctuating hydrodynamic backgrounds on the nuclear modification factor and momentum anisotropies of heavy-flavor mesons. Using…

hep-ex2018★ 9 cited

Measurement of the branching fraction and asymmetry in decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

The branching fraction and direct asymmetry of the decay are measured using proton-proton collision data collected with the LHCb detector at cent…

astro-ph.HE2018★ 25 cited

Optical and radio transients after the collapse of super-Chandrasekhar white dwarf merger remnants

Yun-Wei Yu, Aming Chen, Bo Wang

Super-Chandrasekhar remnants of double white dwarf mergers could sometimes collapse into a rapidly rotating neutron star (NS), accompanying with a mass ejection of a few times $0.0…

hep-ex2018★ 18 cited

Search for the rare decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

A search for the rare leptonic decay is performed using proton-proton collision data corresponding to an integrated luminosity of fb$…

hep-ex2018★ 38 cited

Measurement of the longitudinal spin asymmetries for weak boson production in proton-proton collisions at = 510 GeV

STAR Collaboration, J. Adam, L. Adamczyk +345

We report new STAR measurements of the single-spin asymmetries for and bosons produced in polarized proton--proton collisions at = 510 GeV as a functio…

nucl-th2018★ 15 cited

Search for the QCD Critical Point by Transverse Velocity Dependence of Anti-deuteron to Deuteron Ratio

Ning Yu, Dingwei Zhang, Xiaofeng Luo

We propose the transverse velocity () dependence of the anti-deuteron to deuteron ratio as a new observable to search for the QCD critical point in heavy-ion collisions. The Q…