Nucleon
View article
Dark Matter Search Results from a One Ton-Year Exposure of XENON1T Open
We report on a search for weakly interacting massive particles (WIMPs) using 278.8 days of data collected with the XENON1T experiment at LNGS. XENON1T utilizes a liquid xenon time projection chamber with a fiducial mass of (1.30±0.01) ton,…
View article
Results from a Search for Dark Matter in the Complete LUX Exposure Open
We report constraints on spin-independent weakly interacting massive particle (WIMP)-nucleon scattering using a 3.35×10^{4} kg day exposure of the Large Underground Xenon (LUX) experiment. A dual-phase xenon time projection chamber with 25…
View article
Equations of state for supernovae and compact stars Open
We review various theoretical approaches for the equation of state (EoS) of\ndense matter, relevant for the description of core-collapse supernovae, compact\nstars and compact star mergers. The emphasis is put on models that are\napplicabl…
View article
Quantum Monte Carlo methods for nuclear physics Open
Quantum Monte Carlo methods have proved valuable to study the structure and reactions of light nuclei and nucleonic matter starting from realistic nuclear interactions and currents. These ab-initio calculations reproduce many low-lying sta…
View article
The QCD axion, precisely Open
We show how several properties of the QCD axion can be extracted at high\nprecision using only first principle QCD computations. By combining NLO results\nobtained in chiral perturbation theory with recent Lattice QCD results the full\naxi…
View article
From hadrons to quarks in neutron stars: a review Open
In recent years our understanding of neutron stars has advanced remarkably, thanks to research converging from many directions. The importance of understanding neutron star behavior and structure has been underlined by the recent direct de…
View article
Implications of PREX-2 on the Equation of State of Neutron-Rich Matter Open
Laboratory experiments sensitive to the equation of state of neutron rich matter in the vicinity of nuclear saturation density provide the first rung in a "density ladder" that connects terrestrial experiments to astronomical observations.…
View article
Accurate nuclear radii and binding energies from a chiral interaction Open
With the goal of developing predictive ab initio capability for light and medium-mass nuclei, two-nucleon and three-nucleon forces from chiral effective field theory are optimized simultaneously to low-energy nucleon-nucleon scattering dat…
View article
Alternative ansatz to wounded nucleon and binary collision scaling in high-energy nuclear collisions Open
We introduce TRENTO, a new parametric initial condition model for high-energy\nnuclear collisions based on eikonal entropy deposition via a "reduced\nthickness" function. The model simultaneously describes experimental\nproton-proton, prot…
View article
Unraveling hadron structure with generalized parton distributions Open
The recently introduced generalized parton distributions have emerged as a universal tool to describe hadrons in terms of quark and gluonic degrees of freedom. They combine the features of form factors, parton densities and distribution am…
View article
Improved Limits on Scattering of Weakly Interacting Massive Particles from Reanalysis of 2013 LUX Data Open
We present constraints on weakly interacting massive particles (WIMP)-nucleus scattering from the 2013 data of the Large Underground Xenon dark matter experiment, including 1.4×10^{4} kg day of search exposure. This new analysis incorporat…
View article
Identifying a First-Order Phase Transition in Neutron-Star Mergers through Gravitational Waves Open
We identify an observable imprint of a first-order hadron-quark phase transition at supranuclear densities on the gravitational-wave (GW) emission of neutron-star mergers. Specifically, we show that the dominant postmerger GW frequency f_{…
View article
New Results from the Search for Low-Mass Weakly Interacting Massive Particles with the CDMS Low Ionization Threshold Experiment Open
The CDMS low ionization threshold experiment (CDMSlite) uses cryogenic germanium detectors operated at a relatively high bias voltage to amplify the phonon signal in the search for weakly interacting massive particles (WIMPs). Results are …
View article
First Dark Matter Search with Nuclear Recoils from the XENONnT Experiment Open
We report on the first search for nuclear recoils from dark matter in the form of weakly interacting massive particles (WIMPs) with the XENONnT experiment, which is based on a two-phase time projection chamber with a sensitive liquid xenon…
View article
Precision Nucleon-Nucleon Potential at Fifth Order in the Chiral Expansion Open
We present a nucleon-nucleon potential at fifth order in chiral effective field theory. We find a substantial improvement in the description of nucleon-nucleon phase shifts as compared to the fourth-order results utilizing a coordinate-spa…
View article
Nucleon-nucleon correlations, short-lived excitations, and the quarks within Open
This article reviews our current understanding of how the internal quark structure of a nucleon bound in nuclei differs from that of a free nucleon. The interpretation of measurements of the European Muon Collaboration (EMC) effect for val…
View article
Hybrid stars that masquerade as neutron stars Open
We show that a hybrid (nuclear + quark matter) star can have a mass-radius relationship very similar to that predicted for a star made of purely nucleonic matter. We show this for a generic parameterization of the quark matter equation of …
View article
High-quality two-nucleon potentials up to fifth order of the chiral expansion Open
We present NN potentials through five orders of chiral effective field theory\nranging from leading order (LO) to next-to-next-to-next-to-next-to-leading\norder (N4LO). The construction may be perceived as consistent in the sense that\nthe…
View article
Chiral Interactions up to Next-to-Next-to-Next-to-Leading Order and Nuclear Saturation Open
We present an efficient Monte Carlo framework for perturbative calculations of infinite nuclear matter based on chiral two-, three-, and four-nucleon interactions. The method enables the incorporation of all many-body contributions in a st…
View article
Neutron star radii and crusts: Uncertainties and unified equations of state Open
The uncertainties in neutron star (NS) radii and crust properties due to our limited knowledge of the equation of state (EOS) are quantitatively analysed. We first demonstrate the importance of a unified microscopic description for the dif…
View article
Hyperon Puzzle: Hints from Quantum Monte Carlo Calculations Open
The onset of hyperons in the core of neutron stars and the consequent softening of the equation of state have been questioned for a long time. Controversial theoretical predictions and recent astrophysical observations of neutron stars are…
View article
Constraints on large-parton distributions from new weak boson production and deep-inelastic scattering data Open
A new set of leading twist parton distribution functions, referred to as "CJ15", is presented, which take advantage of developments in the theoretical treatment of nuclear corrections as well as new data. The analysis includes for the firs…
View article
Novel Direct Detection Constraints on Light Dark Matter Open
All attempts to directly detect particle dark matter (DM) scattering on nuclei suffer from the partial or total loss of sensitivity for DM masses in the GeV range or below. We derive novel constraints from the inevitable existence of a sub…
View article
Global hyperon polarization at local thermodynamic equilibrium with vorticity, magnetic field, and feed-down Open
The system created in ultrarelativistic nuclear collisions is known to behave\nas an almost ideal liquid. In non-central collisions, due to the large orbital\nmomentum, such a system might be the fluid with the highest vorticity ever\ncrea…
View article
Chiral Three-Nucleon Interactions in Light Nuclei, Neutron-Scattering, and Neutron Matter Open
We present quantum Monte Carlo calculations of light nuclei, neutron-α scattering, and neutron matter using local two- and three-nucleon (3N) interactions derived from chiral effective field theory up to next-to-next-to-leading order (N(2)…
View article
Nucleus-Dependent Valence-Space Approach to Nuclear Structure Open
We present a nucleus-dependent valence-space approach for calculating ground and excited states of nuclei, which generalizes the shell-model in-medium similarity renormalization group to an ensemble reference with fractionally filled orbit…
View article
GW170817: Constraining the nuclear matter equation of state from the neutron star tidal deformability Open
Constraints set on key parameters of the nuclear matter equation of state\n(EoS) by the values of the tidal deformability, inferred from GW170817, are\nexamined by using a diverse set of relativistic and non-relativistic mean field\nmodels…
View article
A NICER View of PSR J0030+0451: Implications for the Dense Matter Equation of State Open
Both the mass and radius of the millisecond pulsar PSR J0030+0451 have been inferred via pulse-profile modeling of X-ray data obtained by NASA’s Neutron Star Interior Composition Explorer ( NICER ) mission. In this Letter we study the impl…
View article
NEUTRINO-DRIVEN EXPLOSION OF A 20 SOLAR-MASS STAR IN THREE DIMENSIONS ENABLED BY STRANGE-QUARK CONTRIBUTIONS TO NEUTRINO–NUCLEON SCATTERING Open
Interactions with neutrons and protons play a crucial role for the neutrino\nopacity of matter in the supernova core. Their current implementation in many\nsimulation codes, however, is rather schematic and ignores not only\nmodifications …
View article
High-Precision Determination of the Pion-NucleonTerm from Roy-Steiner Equations Open
We present a determination of the pion-nucleon (πN) σ term σ_{πN} based on the Cheng-Dashen low-energy theorem (LET), taking advantage of the recent high-precision data from pionic atoms to pin down the πN scattering lengths as well as of …