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相关论文: A Theoretical Study of the Magnetically Deformed I…

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We have studied the various properties of magnetically deformed atoms, replaced by deformed Wigner-Seitz cells, at the outer crust region of strongly magnetized neutron stars (magnetars) using a relativistic version of Thomas-Fermi model in…

太阳与恒星天体物理 · 物理学 2009-11-10 Arpita Ghosh , Somenath Chakrabarty

We have investigated some of the properties of dense sub-nuclear matter at the crustal region (both the outer crust and the inner crust region) of a magnetar. The relativistic version of Thomas-Fermi (TF) model is used in presence of strong…

太阳与恒星天体物理 · 物理学 2014-11-20 Nandini Nag , Somenath Chakrabarty

We have investigated some of the properties of dense sub-nuclear matter at the crustal region (both the outer crust and the inner crust region) of a magnetar. The relativistic version of Thomas-Fermi (TF) model is used in presence of strong…

太阳与恒星天体物理 · 物理学 2010-05-18 Nandini Nag , Sutapa Ghosh , Somenath Chakrabarty

Some special features of magnetically deformed multi-electron atoms in the crustal region of strongly magnetized neutron stars (magnetars) are studied with the relativistic version of semi-classical Thomas-Fermi model. An analytical…

天体物理学 · 物理学 2007-05-23 Nandini Nag , Somenath Chakrabarty

The effect of strong quantizing magnetic field on the equation of state of matter at the outer crust region of magnetars is studied. The density of such matter is low enough compared to the matter density at the inner crust or outer core…

天体物理学 · 物理学 2009-11-13 Nandini Nag , Sutapa Ghosh , Somenath Chakrabarty

We discuss outer and inner crusts of neutron stars in strong magnetic fields. Here, we demonstrate the effect of Landau quantization of electrons on the ground state properties of matter in outer and inner crusts in magnetars. This effect…

高能天体物理现象 · 物理学 2015-06-12 Rana Nandi , Debades Bandyopadhyay

The effect of strong quantising magnetic field on low density stellar matter is investigated using Thomas-Fermi-Dirac (TFD) model. The Wigner-Seitz cell structure is assumed for the low density matter. The significant changes in the…

天体物理学 · 物理学 2007-05-23 Nandini Nag , Somenath Chakrabarty

The equilibrium properties of the outer crust of cold nonaccreting magnetars (i.e. neutron stars endowed with very strong magnetic fields) are studied using the latest experimental atomic mass data complemented with a microscopic atomic…

The properties of matter are significantly modified by strong magnetic fields, $B>>2.35\times 10^9$ Gauss ($1 G =10^{-4} Tesla$), as are typically found on the surfaces of neutron stars. In such strong magnetic fields, the Coulomb force on…

天体物理学 · 物理学 2008-11-26 Dong Lai

Our Universe is full of regions where extreme physical conditions are realized. Among the most intriguing cases are the so-called magnetars: neutron stars with very dense cores and super-strong magnetic fields. In this paper I review the…

高能物理 - 唯象学 · 物理学 2009-12-15 Vivian de la Incera

The presence of strong magnetic fields in neutron stars, such as in magnetars, may significantly affect their crust-core transition properties and the crust size. This knowledge is crucial in the correct interpretation of astrophysical…

核理论 · 物理学 2019-04-03 Debarati Chatterjee , Francesca Gulminelli , Debora P. Menezes

We discuss the effects of strong magnetic fields through Landau quantization of electrons on the structure and stability of nuclei in neutron star crust. In strong magnetic fields, this leads to the enhancement of the electron number…

高能天体物理现象 · 物理学 2015-05-20 Rana Nandi , Debades Bandyopadhyay

Compact stars serve as natural systems where matter exists at densities far beyond those achievable in laboratory experiments. Among them, magnetars are expected to possess interior magnetic fields that may reach values of the order of…

高能天体物理现象 · 物理学 2026-05-01 Monika Sinha , Vivek Baruah Thapa

The Thomas-Fermi approximation is a powerful method that has been widely used to describe atomic structures, finite nuclei, and nonuniform matter in supernovae and neutron-star crusts. Nonuniform nuclear matter at subnuclear density is…

核理论 · 物理学 2025-08-05 Shuying Li , Hong Shen , Jinniu Hu

Using Thomas-Fermi (TF) and Thomas-Fermi-Dirac (TFD) models, we have investigated the properties of electron gas inside two-dimensional (2D) Wigner-Seitz (WS) cells in presence of a strong orthogonal quantizing magnetic field. The…

太阳与恒星天体物理 · 物理学 2017-04-05 Sanchari De , Somenath Chakrabarty

Following an extremely interesting idea \cite{R1}, published long ago, the work function at the outer crust region of a strongly magnetized neutron star is obtained using relativistic version of Thomas-Fermi type model. In the present…

高能天体物理现象 · 物理学 2015-05-14 Arpita Ghosh , Somenath Chakrabarty

We discuss the ground state properties of matter in outer and inner crusts of neutron stars under the influence of strong magnetic fields. In particular, we demonstrate the effects of Landau quantization of electrons on compositions of…

高能天体物理现象 · 物理学 2015-06-12 Rana Nandi , Debades Bandyopadhyay

In this work, we have studied oscillations in the crust of a neutron star which magnetic field has both dipolar and toroidal components, the former extends from the stellar interior to the outer space and the later is confined inside the…

广义相对论与量子宇宙学 · 物理学 2020-02-05 Gibran Henrique de Souza , Ernesto Kemp

The relativistic Feynman-Metropolis-Teller treatment of compressed atoms is extended to treat magnetized matter. Each atomic configuration is confined by a Wigner-Seitz cell and is characterized by a positive electron Fermi energy which…

核理论 · 物理学 2019-09-19 Sujan Kumar Roy , Somnath Mukhopadhyay , Joydev Lahiri , D. N. Basu

We study the properties and stability of nuclei in the inner crust of neutron stars in the presence of strong magnetic fields $\sim 10^{17}$ G. Nuclei coexist with a neutron gas and reside in a uniform gas of electrons in the inner crust.…

高能天体物理现象 · 物理学 2015-05-20 Rana Nandi , Debades Bandyopadhyay , Igor N. Mishustin , Walter Greiner
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