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Related papers: On strangelets in magnetosphere

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Strange quark matter (SQM) may be the true ground state of hadronic matter, indicating that the observed pulsars may actually be strange stars, but not neutron stars. According to this SQM hypothesis, the existence of a hydrostatically…

High Energy Astrophysical Phenomena · Physics 2017-05-11 J. J. Geng , Y. F. Huang , T. Lu

According to the hypothesis that strange quark matter may be the true ground state of matter at extremely high densities, strange quark stars should be stable and could exist in the Universe. It is possible that pulsars may actually be…

High Energy Astrophysical Phenomena · Physics 2024-08-26 Xiao-Li Zhang , Yong-Feng Huang , Ze-Cheng Zou

Microscopic origin of the magnetic field observed in compact stars is studied in quark matter. Spontaneous spin polarization appears in high-density region due to the Fock exchange term. On the other hand, quark matter becomes unstable to…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Tatsumi , T. Maruyama , K. Nawa , E. Nakano

It is argued that various kind of shell structure which occurs at specific values of the magnetic field should be observable in small quantum dots in the addition energies and the magnetic susceptibility.

Mesoscale and Nanoscale Physics · Physics 2008-02-03 W. D. Heiss , R. G. Nazmitdinov

Considering the density wave of scalar and pseudoscalar condensates, we study the response of quark matter to a weak external magnetic field. In an external magnetic field, the energy spectrum of the lowest Landau level becomes asymmetric…

High Energy Physics - Phenomenology · Physics 2015-12-16 Ryo Yoshiike , Kazuya Nishiyama , Toshitaka Tatsumi

This paper gives an overview of the properties of all possible equilibrium sequences of compact strange-matter stars with nuclear crusts, which range from strange stars to strange dwarfs. In contrast to their non-strange counterparts,…

Astrophysics · Physics 2007-05-23 F. Weber , Ch. Schaab , M. K. Weigel , N. K. Glendenning

We discuss the role of strangeness on the internal constitution and structural properties of neutron stars. In particular, we report on recent calculations of hyperon star properties derived from microscopic equations of state for hyperonic…

Astrophysics · Physics 2009-11-10 Ignazio Bombaci

3-flavor quark matter (strange quark matter; SQM) can be stable or metastable for a wide range of strong interaction parameters. If so, SQM can play an important role in cosmology, neutron stars, cosmic ray physics, and relativistic…

Astrophysics · Physics 2014-10-13 Jes Madsen

We study the effect of rotation on the spectrum of bound states for dust cores that source (quantum) black holes found in Eur. Phys. J. C 82 (2022) 10. The dust ball is assumed to spin rigidly with sufficiently slow angular velocity that…

General Relativity and Quantum Cosmology · Physics 2022-12-13 Roberto Casadio , Luca Tabarroni

In this thesis is studied three of the fundamental properties of clusters of matter made of quarks u, d and s called strangelets: the energy per baryon, the radius and the electric charge, all in the presence of intense magnetic fields and…

High Energy Physics - Phenomenology · Physics 2016-10-25 E. Lopez Fune , A. Perez Martinez

Spontaneous magnetization of quark liquid is examined on the analogy with that in electron gas. It is pointed out that quark liquid has potential to be ferromagnetic at rather low densities, around nuclear saturation density. Somme comments…

Astrophysics · Physics 2007-05-23 Toshitaka Tatsumi

Since Witten's seminal 1984 paper on the subject, searches for evidence of strange quark nuggets (SQNs) have proven unsuccessful. In the absence of experimental evidence ruling out SQNs, the validity of theories introducing mechanisms that…

Astrophysics · Physics 2009-02-26 E. S. Abers , A. K. Bhatia , D. A. Dicus , W. W. Repko , D. C. Rosenbaum , V. L. Teplitz

The global structure of the current flows in pulsar magnetospheres is investigated, with rough calculations of the elements in the magnetospheric circuit. It is emphasized that the potential of critical field lines is the same as that of…

Astrophysics · Physics 2009-11-13 Ren-Xin Xu , Xiao-Hong Cui , Guo-Jun Qiao

We have considered the possibility of a slowly rotating wormhole surrounded by a cloud of charged particles. Due to slow rotation of the wormhole, the charged particles are dragged thereby producing an electromagnetic field. We have…

Astrophysics · Physics 2014-11-18 Mubasher Jamil

A new generalized St\"ormer problem is proposed. The charged particles motion around a rotating axisymmetric magnetic planet is studied using various conditions mainly in planetary magnetospheres. It is shown that the existence of specific…

Earth and Planetary Astrophysics · Physics 2019-06-25 Amina Leghmouche , Noureddine Mebarki

The rapidly evolving dust and gas extinction observed towards WD 1145+017 has opened a real-time window onto the mechanisms for destruction-accretion of planetary bodies onto white dwarf stars, and has served to underline the importance of…

Solar and Stellar Astrophysics · Physics 2017-09-13 J. Farihi , T. von Hippel , J. E. Pringle

This paper gives an overview of the properties of all possible equilibrium sequences of compact strange-matter stars with nuclear crusts, which range from strange stars to strange dwarfs. In contrast to their non-strange counterparts,…

Astrophysics · Physics 2007-05-23 F. Weber , Ch. Schaab , M. K. Weigel , N. K. Glendenning

We consider the weak turbulence of whistler waves in the in low-\beta\ inner magnetosphere of the Earth. Whistler waves with frequencies, originating in the ionosphere, propagate radially outward and can trigger nonlinear induced scattering…

Plasma Physics · Physics 2012-03-23 C. Crabtree , L. Rudakov , G. Ganguli , M. Mithaiwala , V. Galinsky , V. Shevchenko

It has recently been pointed out that if the surface tension of quark matter is low enough, the surface of a strange star will be a crust consisting of a crystal of charged strangelets in a neutralizing background of electrons. This affects…

Nuclear Theory · Physics 2008-11-26 Mark G. Alford , David A. Eby

The mass formulae for finite lumps of strange quark matter with $u$, $d$ and $s$ quarks, and non-strange quark matter consisting of $u$ and $d$ quarks are derived in a non-relativistic potential model. The finite-size effects comprising the…

Nuclear Theory · Physics 2007-05-23 L. Satpathy , P. K. Sahu , V. S. Uma Maheswari
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