Comprehensive study of compact stars with dark matter

MF Barbat, J Schaffner-Bielich, L Tolos - Physical Review D, 2024 - APS
We present a comprehensive study of compact stars admixed with nonself-annihilating self-
interacting fermionic dark matter, delineating the dependence on the nuclear equation of …

Effects of dark matter on -mode oscillations of neutron stars

S Shirke, BK Pradhan, D Chatterjee, L Sagunski… - Physical Review D, 2024 - APS
The effect of dark matter (DM) on f-mode oscillations in DM admixed neutron stars (NSs) is
investigated in a comprehensive analysis with particular attention to the role of the nuclear …

Dark matter effects on the properties of neutron stars: Compactness and tidal deformability

HM Liu, JB Wei, ZH Li, GF Burgio, HC Das, HJ Schulze - Physical Review D, 2024 - APS
We systematically study the observable properties of dark-matter admixed neutron stars with
arbitrary dark-matter fraction, employing a realistic nuclear equation of state in combination …

Towards Uncovering Dark Matter Effects on Neutron Star Properties: A Machine Learning Approach

P Thakur, T Malik, TK Jha - Particles, 2024 - mdpi.com
Over the last few years, researchers have become increasingly interested in understanding
how dark matter affects neutron stars, hel** them to better understand complex …

New criterion for the existence of dark matter in neutron stars

H Sun, D Wen - Physical Review D, 2024 - APS
The tidal deformability and the radius of neutron stars are observables, which have been
used to constrain the neutron star equation of state and explore the composition in neutron …

Tidal properties of neutron stars in scalar-tensor theories of gravity

G Creci, T Hinderer, J Steinhoff - Physical Review D, 2023 - APS
A major science goal of gravitational-wave (GW) observations is to probe the nature of
gravity and constrain modifications to general relativity. An established class of modified …

Color-flavor locked strange stars admixed with mirror dark matter and the observations of compact stars

SH Yang, CM Pi - Journal of Cosmology and Astroparticle …, 2024 - iopscience.iop.org
We investigate the structure and the tidal deformability of the color-flavor locked strange
stars admixed with mirror dark matter. Assuming the stars in the GW170817 event have a …

[HTML][HTML] Exploring the macroscopic properties of proto-neutron stars: Effects of entropy and lepton fraction

S Ghosh, S Shaikh, PJ Kalita, P Routaray, B Kumar… - Nuclear Physics B, 2024 - Elsevier
Neutron stars (NSs) have generally been considered as cold, zero-temperature entities.
Recent progress in computational methods and theoretical modelling has opened up the …

Generating ultra-compact neutron stars with bosonic dark matter

SL Pitz, J Schaffner-Bielich - arxiv preprint arxiv:2408.13157, 2024 - arxiv.org
In this work we investigate the properties of neutron stars admixed with selfinteracting scalar
bosonic dark matter. The dark matter interaction is described by a generalized $\phi^ n …

Superfluid dark stars

L Cipriani, M Mannarelli, F Nesti, S Trabucco - Physical Review D, 2024 - APS
We present a superfluid dark star model consisting of relativistic dark bosons with two-body
self-interaction. The obtained masses, radii, and tidal deformability depend in a simple way …