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19912026
Showing 2020Show all

562 papers · 1 filter

nucl-th2020★ 100 cited

Light nuclei with semilocal momentum-space regularized chiral interactions up to third order

P. Maris, E. Epelbaum, R. J. Furnstahl +17

We present a systematic investigation of few-nucleon systems and light nuclei using the current LENPIC interactions comprising semilocal momentum-space regularized two- and three-n…

math.AP2020★ 12 cited

The relativistic quantum Boltzmann equation near equilibrium

Gi-Chan Bae, Jin Woo Jang, Seok-Bae Yun

The relativistic quantum Boltzmann equation (or the relativistic Uehling-Uhlenbeck equation) describes the dynamics of single-species fast-moving quantum particles. With the recent…

quant-ph2020★ 17 cited

Embedding of Complete Graphs in Broken Chimera Graphs

Elisabeth Lobe, Lukas Schürmann, Tobias Stollenwerk

In order to solve real world combinatorial optimization problems with a D-Wave quantum annealer it is necessary to embed the problem at hand into the D-Wave hardware graph, namely…

hep-ph2020★ 8 cited

SU(3) analysis of fully-light tetraquarks in heavy meson weak decays

Yu-Ji Shi, Ye Xing, Zhen-Xing Zhao

We perform a SU(3) analysis for both semi-leptonic and non-leptonic heavy meson weak decays into a pseudoscalar meson and a fully-light tetraquark in 10 or 27 representation. A red…

astro-ph.GA2020★ 5 cited

CFHTLenS: Galaxy bias as function of scale, stellar mass, and colour. Conflicts with predictions by semi-analytic models

Patrick Simon, Stefan Hilbert

Galaxy models predict a tight relation between the clustering of galaxies and dark matter on cosmological scales, but predictions differ notably in the details. We used this opport…

cond-mat.quant-gas2020★ 24 cited

Dicke transition in open many-body systems determined by fluctuation effects

Alla V. Bezvershenko, Catalin-Mihai Halati, Ameneh Sheikhan +2

In recent years, one important experimental achievement was the strong coupling of quantum matter and quantum light. Realizations reach from ultracold atomic gases in high-finesse…

astro-ph.GA2020★ 42 cited

Gaia GraL: Gaia DR2 Gravitational Lens Systems. VI. Spectroscopic Confirmation and Modeling of Quadruply-Imaged Lensed Quasars

D. Stern, S. G. Djorgovski, A. Krone-Martins +23

Combining the exquisite angular resolution of Gaia with optical light curves and WISE photometry, the Gaia Gravitational Lenses group (GraL) uses machine learning techniques to ide…

physics.chem-ph2020★ 172 cited

r2SCAN-D4: Dispersion corrected meta-generalized gradient approximation for general chemical applications

Sebastian Ehlert, Uwe Huniar, Jinliang Ning +5

We combine a regularized variant of the strongly constrained and appropriately normed semilocal density functional [J. Sun, A. Ruzsinszky, and J. P. Perdew, Phys. Rev. Lett. 115, 0…

hep-ph2020★ 230 cited

HiggsSignals-2: Probing new physics with precision Higgs measurements in the LHC 13 TeV era

Philip Bechtle, Sven Heinemeyer, Tobias Klingl +3

The program HiggsSignals confronts the predictions of models with arbitrary Higgs sectors with the available Higgs signal rate and mass measurements, resulting in a likelihood esti…

astro-ph.GA2020

Dynamical evolution of star clusters with top-heavy IMF

Hosein Haghi, Ghasem Safaei, Akram Hasani Zonoozi +1

Several observational and theoretical studies suggest that the initial mass function (IMF) slope for massive stars in globular clusters (GCs) depends on the initial cloud density a…

q-bio.QM2020★ 15 cited

AMICI: High-Performance Sensitivity Analysis for Large Ordinary Differential Equation Models

Fabian Fröhlich, Daniel Weindl, Yannik Schälte +5

Ordinary differential equation models facilitate the understanding of cellular signal transduction and other biological processes. However, for large and comprehensive models, the…

astro-ph.HE2020★ 46 cited

Radio observations of the merging galaxy cluster system Abell 3391-Abell 3395

M. Brüggen, T. H. Reiprich, E. Bulbul +20

The pre-merging system of galaxy clusters Abell 3391-Abell 3395 located at a mean redshift of 0.053 has been observed at 1 GHz in an ASKAP/EMU Early Science observation as well as…

astro-ph.CO2020★ 78 cited

The Abell 3391/95 galaxy cluster system: A 15 Mpc intergalactic medium emission filament, a warm gas bridge, infalling matter clumps, and (re-) accelerated plasma discovered by combining SRG/eROSITA data with ASKAP/EMU and DECam data

T. H. Reiprich, A. Veronica, F. Pacaud +44

We used dedicated SRG/eROSITA X-ray, ASKAP/EMU radio, and DECam optical observations of a 15 sq.deg region around the interacting galaxy cluster system A3391/95 to study the warm-h…

math.OA2020★ 1 cited

Connes fusion of spinors on loop space

Peter Kristel, Konrad Waldorf

The loop space of a string manifold supports an infinite-dimensional Fock space bundle, which is an analog of the spinor bundle on a spin manifold. This spinor bundle on loop space…

astro-ph.GA2020★ 21 cited

The Lifetimes of Star Clusters Born with a Top-heavy IMF

Hosein Haghi, Ghasem Safaei, Akram Hasani Zonoozi +1

Several observational and theoretical indications suggest that the initial mass function (IMF) becomes increasingly top-heavy (i.e., overabundant in high-mass stars with mass $m >…

astro-ph.GA2020★ 31 cited

A dearth of young and bright massive stars in the Small Magellanic Cloud

A. Schootemeijer, N. Langer, D. Lennon +7

Massive star evolution at low metallicity is closely connected to many fields in high-redshift astrophysics, but poorly understood. The Small Magellanic Cloud (SMC) is a unique lab…

cs.LG2020★ 2 cited

Recurrent Point Review Models

Kostadin Cvejoski, Ramses J. Sanchez, Bogdan Georgiev +2

Deep neural network models represent the state-of-the-art methodologies for natural language processing. Here we build on top of these methodologies to incorporate temporal informa…

nucl-th2020★ 41 cited

Partial decay widths of baryons in the spin-momentum operator expansion method

A. V. Sarantsev

The covariant operator expansion method used by the Bonn-Gatchina group for the analysis of the meson photoproduction data is extended on the case of meson electro-production react…

astro-ph.IM2020★ 23 cited

Correcting Sky Quality Meter measurements for aging effects using twilight as calibrator

Johannes Puschnig, Magnus Näslund, Axel Schwope +1

In the last decade numerous Sky Quality Meters (SQMs) were installed throughout the globe, aiming to assess the temporal change of the night sky brightness (NSB), and thus the chan…

astro-ph.CO2020★ 84 cited

A massive blow for CDM the high redshift, mass, and collision velocity of the interacting galaxy cluster El Gordo contradicts concordance cosmology

E. Asencio, I. Banik, P. Kroupa

El Gordo (ACT-CL J0102-4915) is an extremely massive galaxy cluster ( ) at redshift composed of two subclusters with mass r…

cs.AI2020★ 9 cited

EventKG+BT: Generation of Interactive Biography Timelines from a Knowledge Graph

Simon Gottschalk, Elena Demidova

Research on notable accomplishments and important events in the life of people of public interest usually requires close reading of long encyclopedic or biographical sources, which…

physics.geo-ph2020★ 6 cited

Potential and scientific requirements of optical clock networks for validating satellite gravity missions

Stefan Schröder, Simon Stellmer, Jürgen Kusche

The GRACE and GRACE-FO missions have provided an unprecedented quantification of large-scale changes in the water cycle. However, it is still an open problem of how these missions'…

astro-ph.SR2020★ 49 cited

Wind-envelope interaction as the origin of the slow cyclic brightness variations of luminous blue variables

Luca Grassitelli, Norbert Langer, Jonathan Mackey +4

Luminous blue variables (LBVs) are hot, very luminous massive stars displaying large quasi-periodic variations in brightness, radius,and photospheric temperature, on timescales of…

hep-th2020★ 17 cited

Massive One-loop Conformal Feynman Integrals and Quadratic Transformations of Multiple Hypergeometric Series

B. Ananthanarayan, Sumit Banik, Samuel Friot +1

The computational technique of -fold Mellin-Barnes (MB) integrals, presented in a companion paper by the same authors, is used to derive sets of series representations of the ma…