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相关论文: The effects of strong magnetic fields on the neutr…

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We study the effects of strong magnetic fields on the neutron star structure. If the interior field of a star is on the same order of the surface field currently observed, the influences of the magnetic field on the star mass and radius are…

天体物理学 · 物理学 2014-10-13 Guangjun Mao , Akira Iwamoto , Zhuxia Li

It has been clear for some time now that super-critical surface magnetic fields, exceeding 4 x 10^13 G, exist on a subset of neutron stars. These magnetars may harbor interior fields many orders of magnitude larger, potentially reaching…

高能天体物理现象 · 物理学 2015-03-16 Farbod Kamiab , Avery E. Broderick , Niayesh Afshordi

We investigate the effects of a magnetic field on the thermodynamics of a neutron system at finite density and temperature. Our main motivation is to deepen the understanding of the physics of a class of neutron stars known as magnetars,…

核理论 · 物理学 2019-06-12 E. J. Ferrer , A. Hackebill

We investigate the effects of strong magnetic fields on the equation of state of dense stellar neutrino-free and neutrino-trapped matter. Relativistic nuclear models both with constant couplings (NLW) and with density dependent parameters…

核理论 · 物理学 2010-04-22 A. Rabhi , C. Providencia

The equation of state of a protoneutron star matter including the effects of magnetic field, temperature, nuclear asymmetry and trapped neutrinos are studied. Using the Oppenheimer-Volkoff-Tolman equation global parameters of the…

天体物理学 · 物理学 2007-05-23 R. Manka , M. Zastawny-Kubica , A. Brzezina , I. Bednarek

Neutron stars are one of the most exotic objects in the universe and a unique laboratory to study the nuclear matter above the nuclear saturation density. In this work, we study the equation of state of the nuclear matter within a…

核理论 · 物理学 2012-09-26 L. L. Lopes , D. P. Menezes

We investigate in this paper the structures of neutron stars under the strong magnetic field in the framework of $f(T)$ gravity where $T$ denotes the scalar torsion. The TOV equations in this theory of gravity have been considered and…

综合物理 · 物理学 2017-09-28 M. G. Ganiou , C. Aïnamon , M. J. S. Houndjo , J. Tossa

It is understood that strong magnetic fields affect the structure of neutron stars. Nevertheless, many calculations for magnetized neutron stars are still being performed using symmetric solutions of Einstein's equations. In this conference…

高能天体物理现象 · 物理学 2017-06-28 V. Dexheimer , B. Franzon , S. Schramm

We investigate the effect of a strong magnetic field on the structure of neutron stars in a model with perturbative $f(R)$ gravity. The effect of an interior strong magnetic field of about $10^{17 \sim 18}$ G on the equation of state is…

高能天体物理现象 · 物理学 2015-06-15 Myung-Ki Cheoun , Cemsinan Deliduman , Can Güngör , Vildan Keleş , C. Y. Ryu , Toshitaka Kajino , Grant J. Mathews

In this work, we study the effect of the symmetry slope on the observables of weakly and strongly magnetized neutron stars within the chaotic magnetic field approximation. We investigate the impact of the symmetry energy slope in the…

高能天体物理现象 · 物理学 2026-04-27 Luiz L. Lopes , Cesar V. Flores , Débora P. Menezes

Neutron stars are known to have strong magnetic fields reaching as high as $10^{15}$ Gauss, besides having strongly curved interior spacetime. So for computing an equation of state for neutron-star matter, the effect of magnetic field as…

广义相对论与量子宇宙学 · 物理学 2023-12-29 Golam Mortuza Hossain , Susobhan Mandal

Regarding the strong magnetic field of neutron stars and high energy regime scenario which is based on high curvature region near the compact objects, one is motivated to study magnetic neutron stars in an energy dependent spacetime. In…

广义相对论与量子宇宙学 · 物理学 2017-10-11 B. Eslam Panah , G. H. Bordbar , S. H. Hendi , R. Ruffini , Z. Rezaei , R. Moradi

We investigate the effects of very strong magnetic fields upon the equation of state of dense bayonic matter in which hyperons are present. In the presence of a magnetic field, the equation of state above nuclear density is significantly…

天体物理学 · 物理学 2009-11-07 A. E. Broderick , M. Prakash , J. M. Lattimer

In the mean field approximation of the relativistic $\sigma$-$\omega$-$\rho$ model, the magnetic fields are incorporated, and its influence on the properties of n-p-e neutron star matter are studied. When the strength of the magnetic field…

天体物理学 · 物理学 2008-11-26 W. Chen , P. Q. Zhang , L. G. Liu

We investigate the effects of strong magnetic fields on the equation of state of warm stellar matter as it may occur in a protoneutron star. Both neutrino free and neutrino trapped matter at a fixed entropy per baryon are analyzed. A…

核理论 · 物理学 2015-05-28 A. Rabhi , P. K. Panda , C. Providência

We study the effect of strong magnetic fields, of the order of $10^{15}-10^{17}$ G, on the extension of the crust of magnetized neutron stars. The dynamical instability region of neutron-proton-electron ($npe$) matter at subsaturation…

核理论 · 物理学 2016-12-14 Jianjun Fang , Sidney Avancini , Helena Pais , Constança Providência

The magnetars are believed to be highly magnetized neutron stars having surface magnetic field 10^{14} - 10^{15} G. It is believed that at the center, the magnetic field may be higher than that at the surface. We study the effect of the…

高能天体物理现象 · 物理学 2013-02-15 Banibrata Mukhopadhyay , Monika Sinha

In the presence of strong magnetic field reported to have been observed on the surface of some neutron stars and on what are called Magnetars, a host of physical phenomenon from the birth of a neutron star to free streaming neutrino cooling…

高能物理 - 唯象学 · 物理学 2007-05-23 Ashok Goyal

In this work, we study the effect of strong magnetic fields on the equation of state (EoS) of warm, homogeneous, Neutron Star (NS) matter in beta equilibrium. NS matter is described within a relativistic mean field (RMF) approximation,…

核理论 · 物理学 2024-07-04 Luigi Scurto , Valéria Carvalho , Helena Pais , Constança Providência

We present the first numerical solutions of the coupled Einstein-Maxwell equations describing rapidly rotating neutron stars endowed with a magnetic field. These solutions are fully relativistic and self-consistent, all the effects of the…

广义相对论与量子宇宙学 · 物理学 2007-05-23 M. Bocquet , S. Bonazzola , E. Gourgoulhon , J. Novak
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