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Related papers: On strangelets in magnetosphere

200 papers

Radio observations of ultracool dwarfs, objects comprising brown dwarfs and the very lowest mass stars, have mainly focused on analyzing their light-curve and spectral energy distributions providing valuable insights into their magnetic…

Solar and Stellar Astrophysics · Physics 2023-09-29 J. B. Climent , J. C. Guirado , M. Pérez-Torres , J. M. Marcaide , L. Peña-Moñino

We present a new technique for observing the strangelet production in quark matter based on unlike particle correlations. A simulation is presented with a two-phase thermodynamical model.

High Energy Physics - Phenomenology · Physics 2008-11-26 Sven Soff , D. Ardouin , C. Spieles , S. A. Bass , H. Stoecker , D. Gourio , S. Schramm , Carsten Greiner , R. Lednicky , V. L. Lyuboshitz , J. P. Coffin , C. Kuhn

It appears that there is a genuine shortage of radio pulsars with surface magnetic fields significantly smaller than $\sim 10^8$ Gauss. We propose that the pulsars with very low magnetic fields are actually strange stars locked in a state…

Astrophysics · Physics 2009-11-13 Raka Dona Ray Mandal , Monika Sinha , Manjari Bagchi , Sushan Konar , Mira Dey , Jishnu Dey

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 2015-10-21 Ryo Yoshiike , Kazuya Nishiyama , Tositaka Tatsumi

Magnetic properties of quark matter and its relation to the microscopic origin of the magnetic field observed in compact stars are studied. Spontaneous spin polarization appears in high-density region due to the Fock exchange term, which…

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

The strange quark matter under strong magnetic fields and finite temperatures is studied in the framework of the MIT Bag model. Matter under such conditions is believed to be present in the core of dense astrophysical objects, like Neutron…

High Energy Astrophysical Phenomena · Physics 2019-02-08 Ernesto López Fune

The physics of strange quark matter in the core of compact stars and recent compact star data is reviewed. Emphasis is put on the possible existence of a third family of strange quark stars.

Astrophysics · Physics 2009-11-10 Jurgen Schaffner-Bielich

The magnetospheres around neutron stars should be very particular because of their strong magnetic field and rapid rotation. A study of the pulsar magnetospheres is of a crucial importance since it is the key issue to understand how energy…

High Energy Astrophysical Phenomena · Physics 2017-09-27 Vadim Urpin

We study the effect of a magnetic field on the strage quark matter and apply to strange star. We found that the strange star becomes more compact in presence of strong magnetic field.

High Energy Physics - Phenomenology · Physics 2009-10-28 S. Chakrabarty , P. K. Sahu

In this talk we discuss possible signatures for the existence of strange quark matter stars (strange stars).

Astrophysics · Physics 2007-05-23 I. Bombaci

Quantum magnetism is one of the most active areas of research in condensed matter physics. There is significant research interest specially in low-dimensional quantum spin systems. Such systems have a large number of experimental…

Strongly Correlated Electrons · Physics 2007-05-23 Indrani Bose

Magnetic properties of quark matter are studied within the Landau Fermi-liquid theory, and magnetic phase diagram of QCD is presented in the density-temperature plane. The screening effect for gluon propagator is emphasized to see the…

High Energy Physics - Phenomenology · Physics 2009-10-12 T. Tatsumi

We study the magnetized strangelets in the baryon density-dependent quark mass model, including the effects of both confinement and lead-order perturbation interactions. The properties of magnetized strangelets are investigated under the…

High Energy Physics - Phenomenology · Physics 2024-09-18 Huai-Min Chen , Xiao-Wei Li , Cheng-Jun Xia , Jing-Tao Wang , Guang-Xiong Peng

In this paper we investigate the electrodynamic surface properties of bare strange quark stars. The surfaces of such objects are characterized by the formation of ultra-high electric surface fields which might be as high as $\sim 10^{19}$…

High Energy Astrophysical Phenomena · Physics 2010-12-23 Rodrigo Picanço Negreiros , Igor N. Mishustin , Stefan Schramm , Fridolin Weber

Two magnetic aspects of quark matter, ferromagnetism and spin density wave, are discussed in the temperature-density plane. Some implications of ferromagnetism are suggested on relativistic heavy-ion collisions and compact stars.

High Energy Physics - Phenomenology · Physics 2009-11-11 T. Tatsumi , T. Maruyama , E. Nakano , K. Nawa

For a limited range of parameters, stable strange quark matter may be negatively charged in bulk due to one gluon exchange interactions. However, the reduction in strange quark occupation in the surface layer, which is responsible for…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jes Madsen

Droplets of absolutely stable strange quark matter (strangelets) immersed in a lepton background may be the energetically preferred composition of strange star crusts and of the interior of a new class of stars known as strangelet dwarfs.…

Nuclear Theory · Physics 2021-04-13 G. Lugones , A. G. Grunfeld

We survey the few exact results on the Stormer problem describing the dynamics of charged particles in the Earth magnetosphere. The analysis of this system leads to the the conclusion that charged particles are trapped in the Earth…

Chaotic Dynamics · Physics 2007-05-23 Rui Dilao , Rui Alves-Pires

We propose that interstellar extreme scattering events, usually observed as pulsar scintillations, may be caused by a coherent agent rather than the usually assumed turbulence of $\rm H_2$ clouds. We find that the penetration of a flux of…

Astrophysics of Galaxies · Physics 2013-12-03 M. Angeles Perez-Garcia , Joseph Silk , Ue-Li Pen

Magnetic properties of quark matter are discussed in the light of the observation of pulsars. Our works about spontaneous spin polarization and spin density wave are reviewed and their implications on compact-star phenomena are discussed.…

High Energy Physics - Phenomenology · Physics 2011-07-13 Toshitaka Tatsumi