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Related papers: Particle-theory input for neutron-star physics

200 papers

We explore the equation of state for nuclear matter in the quark-meson coupling model, including full Fock terms. The comparison with phenomenological constraints can be used to restrict the few additional parameters appearing in the Fock…

Nuclear Theory · Physics 2015-11-30 D. L. Whittenbury , J. D. Carroll , A. W. Thomas , K. Tsushima , J. R. Stone

We review the current status and recent progress of microscopic many-body approaches and phenomenological models, which are employed to construct the equation of state of neutron stars. The equation of state is relevant for the description…

Nuclear Theory · Physics 2021-10-20 G. F. Burgio , I. Vidana , H. -J. Schulze , J. -B. Wei

We review the equation of state of matter in neutron stars from the solid crust through the liquid nuclear matter interior to the quark regime at higher densities. We focus in detail on the question of how quark matter appears in neutron…

High Energy Astrophysical Phenomena · Physics 2018-08-06 Gordon Baym , Tetsuo Hatsuda , Toru Kojo , Philip D. Powell , Yifan Song , Tatsuyuki Takatsuka

Recent equations of state for dense nuclear matter are discussed with possible phase transitions arising in neutron stars such as pion, kaon and hyperon kondensation, superfluidity and quark matter. Specifically, we treat the nuclear to…

Nuclear Theory · Physics 2009-10-31 H. Heiselberg , M. Hjorth-Jensen

We review a variety of theoretical and experimental investigations aimed at improving our knowledge of the nuclear matter equation of state. Of particular interest are nuclear matter extreme states in terms of density and/or isospin…

Nuclear Theory · Physics 2015-05-18 Francesca Sammarruca

In this lecture, we give a first introduction to neutron stars, based on fundamental physical principles. After outlining their outstanding macroscopic properties, as obtained from observations, we infer the extreme conditions of matter in…

High Energy Astrophysical Phenomena · Physics 2016-09-27 Pierre M. Pizzochero

After a brief history of neutron stars and supernovae recent developments are discussed. Based on modern nucleon-nucleon potentials more reliable equations of state for dense nuclear matter have been constructed. Furthermore, phase…

Astrophysics · Physics 2007-05-23 H. Heiselberg

The prediction of the equation of state of hot, dense nuclear matter is one of the most complicated and interesting problems in nuclear astrophysics. At the same time, knowledge of it is the basic ingredient for some of the most interesting…

High Energy Astrophysical Phenomena · Physics 2021-05-12 P. S. Koliogiannis , Ch. C. Moustakidis

A quantitative description of the properties of hot nuclear matter will be needed for the interpretation of the available and forthcoming astrophysical data, providing information on the post merger phase of a neutron star coalescence. We…

Nuclear Theory · Physics 2022-11-30 Lucas Tonetto , Omar Benhar

Neutron stars are some of the densest manifestations of massive objects in the universe. They are ideal astrophysical laboratories for testing theories of dense matter physics and provide connections among nuclear physics, particle physics…

Astrophysics · Physics 2011-05-05 J. M. Lattimer , M. Prakash

Multi-messenger astronomical observations of neutron stars, together with more precise calculations and constraints coming from dense matter microphysics, are generating tension with regard to equations of state models used to describe…

High Energy Astrophysical Phenomena · Physics 2026-02-09 Mauro Mariani , Ignacio F. Ranea-Sandoval

In this review we highlight a few physical properties of neutron stars and their theoretical treatment inasmuch as they can be useful for nuclear and particle physicists concerned with matter at finite density (and newly, temperature).…

Nuclear Theory · Physics 2021-03-23 Felipe J. Llanes-Estrada , Eva Lope-Oter

The properties of dense hadronic and quark matter and its relation to compact stars are discussed. In a bottom-up approach one starts with nuclear and hypernuclear physics at low density and extrapolates hadronic matter to large densities.…

Astrophysics · Physics 2009-09-29 J. Schaffner-Bielich

In recent years, there have been several successful attempts to constrain the equation of state of neutron star matter using input from low-energy nuclear physics and observational data. We demonstrate that significant further restrictions…

High Energy Astrophysical Phenomena · Physics 2014-06-25 Aleksi Kurkela , Eduardo S. Fraga , Jurgen Schaffner-Bielich , Aleksi Vuorinen

Interpreting high-energy, astrophysical phenomena, such as supernova explosions or neutron-star collisions, requires a robust understanding of matter at supranuclear densities. However, our knowledge about dense matter explored in the cores…

One of the key ingredients to understand the properties of neutrons stars is the equation of state at finite densities far beyond nuclear saturation. Investigating the phase structure of quark matter that might be realized in the core of NS…

Nuclear Theory · Physics 2010-03-04 T. Klahn , C. D. Roberts , D. B. Blaschke , F. Sandin

Neutron stars are unique cosmic laboratories for the exploration of matter under extreme conditions of density and neutron-proton asymmetry. Due to their enormous dynamic range, neutron stars display a myriad of exotic states of matter that…

Nuclear Theory · Physics 2018-05-18 J. Piekarewicz

This short review aims at giving a brief overview of the various states of matter that have been suggested to exist in the ultra-dense centers of neutron stars. Particular emphasis is put on the role of quark deconfinement in neutron stars…

Solar and Stellar Astrophysics · Physics 2014-08-04 Fridolin Weber , Gustavo A. Contrera , Milva G. Orsaria , William Spinella , Omair Zubairi

Experiments with cold and ultracold neutrons have reached a level of precision such that problems far beyond the scale of the present Standard Model of particle physics become accessible to experimental investigation. Due to the close links…

High Energy Physics - Phenomenology · Physics 2015-10-23 Dirk Dubbers , Michael G. Schmidt

A remarkable fact about spherically-symmetric neutron stars in hydrostatic equilibrium - the so-called Schwarzschild stars - is that the only physics that they are sensitive to is the equation of state of neutron-rich matter. As such,…

Nuclear Theory · Physics 2008-02-28 J. Piekarewicz