Search Results - "Delliou, Morgan Le"
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Neutron star mass in dark matter clumps
Published in Monthly notices of the Royal Astronomical Society (01-01-2024)“…ABSTRACT This paper investigates a hypothesis proposed in previous research relating neutron star (NS) mass and its dark matter (DM) accumulation. As DM…”
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Review of Solutions to the Cusp-Core Problem of the ΛCDM Model
Published in Galaxies (01-12-2021)“…This review aims at proposing to the field an overview of the Cusp-core problem, including a discussion of its advocated solutions, assessing how each can…”
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3
An Anisotropic Model for the Universe
Published in Symmetry (Basel) (01-10-2020)“…Motivated by the back-reaction debate, and some unexplained characteristics of the CMB, we investigate the possibility of some anisotropy in the universe…”
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4
A Mass Dependent Density Profile from Dwarfs to Clusters
Published in Galaxies (01-06-2022)“…In this paper, we extend the work of Freundlich et al. 2020 who showed how to obtain a Dekel–Zhao density profile with mass dependent shape parameters in the…”
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5
Small Scale Problems of the ΛCDM Model: A Short Review
Published in Galaxies (20-02-2017)“…The ΛCDM model, or concordance cosmology, as it is often called, is a paradigm at its maturity. It is clearly able to describe the universe at large scale,…”
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Constraints on the local cosmic void from the Pantheon supernovae data
Published in The European physical journal. C, Particles and fields (01-09-2023)“…In principle, the local cosmic void can be simply modeled by the spherically symmetric Lemaitre–Tolman–Bondi (LTB) metric. In practice, the real local cosmic…”
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Neutron Stars and Dark Matter
Published in Universe (Basel) (01-12-2020)“…Neutron stars change their structure with accumulation of dark matter. We study how their mass is influenced from the environment. Close to the sun, the dark…”
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Surface Density of Disk Galaxies in MOND
Published in Universe (Basel) (01-01-2023)“…In this paper, we extend a paper by Milgrom (2009, MNRAS 398, 1023) dealing with the existence of a quasi-universal surface density for object of all mass and…”
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9
Splashback Radius in a Spherical Collapse Model
Published in Universe (Basel) (01-09-2022)“…It was shown several years ago that dark matter halo outskirts are characterized by very steep density profiles in a very small radial range. This feature has…”
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10
On the Dwarf Galaxy Rotation Curve Diversity Problem
Published in Galaxies (29-06-2018)“…In this paper, we show how baryonic physics can solve the problem of the striking diversity in dwarf galaxy rotation curves shapes. To this aim, we compare the…”
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11
Neutron star mass in dark matter clumps
Published 10-10-2024“…Mon.Not.Roy.Astron.Soc., 527 (2023) 4483-4504; Mon.Not.Roy.Astron.Soc. 531 (2024) 4, 4263-4274 (erratum) This paper investigates a hypothesis proposed in…”
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12
An Anisotropic Model for the Universe
Published 08-10-2024“…Symmetry 12 (2020) 10, 1741 Motivated by the back-reaction debate, and~some unexplained characteristics of the CMB, we investigate the possibility of some…”
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13
Neutron Stars and Dark Matter
Published 08-10-2024“…Universe 6 (2020) 12, 222 Neutron stars change their structure with accumulation of dark matter. We study how their mass is influenced from the environment…”
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14
On the dwarf galaxies rotation curves diversity problem
Published 08-10-2024“…Galaxies 6 (2018) 3, 67 In this paper, we show how baryonic physics can solve the problem of the striking diversity in dwarf galaxies rotation curves shapes…”
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15
Bounds from multi-messenger astronomy on the Super Heavy Dark Matter
Published 13-04-2024“…Phys.Rev.D 106 (2022) 6, 063002 The purely gravitational evidence supporting the need for dark matter (DM) particles is compelling and based on Galactic to…”
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16
Solution to the hyperon puzzle using dark matter
Published 10-03-2023“…Phys.Dark Univ. 30 (2020) 100622 In this paper, we studied the ``hyperon puzzle", a problem that nevertheless the large number of studies is still an open…”
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17
A Mass Dependent Density Profile from Dwarfs to Clusters
Published 07-06-2022“…Galaxies 2022, 10, 69 In this paper, we extend the work of Freundlich et al. 2020 who showed how to obtain a Dekel-Zhao density profile with mass dependent…”
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18
Cluster density slopes from Dark Matter-Baryons Energy Transfer
Published 17-08-2021“…Phys.Dark Univ. 33 (2021) 100847 In this paper, we extend previous works on the relation between mass and the inner slope in dark matter density profiles. We…”
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19
New perspectives on the TOV equilibrium from a dual null approach
Published 04-02-2020“…The TOV equation appears as the relativistic counterpart of the classical condition for hydrostatic equilibrium. In the present work we aim at showing that a…”
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20
Solution to the hyperon puzzle using dark matter
Published in PHYSICS OF THE DARK UNIVERSE (01-12-2020)“…In this paper, we studied the “hyperon puzzle”, a problem that nevertheless the large number of studies is still an open problem. The solution of this issue…”
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