Distinguishing cold and self-interacting dark matter through topological analysis

arXiv:2608.25632 · astro-ph.CO · Submitted 2026-08-26 · Read on arXiv

astro-ph.CO

Submitted: 2026-08-26

Updated: 2026-08-28

Comments: 12 pages, 12 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Abundance — 35× in this paper · explained in 1 episode
• Core — 5× in this paper · explained in 2 episodes
• Cold Dark Matter — 3× in this paper
• Degeneracy — 2× in this paper · explained in 3 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Velocity Dispersion — 2× in this paper · explained in 2 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes

Sources

• The Core-Cusp Problem
• The cusp-core problem in gas-poor dwarf spheroidal galaxies
• Small-Scale Challenges to the $\Lambda$CDM Paradigm
• Euclid. I. Overview of the Euclid mission
• Cosmological simulations with rare and frequent dark matter self-interactions
• The Cosmological Simulation Code OpenGadget3 - Implementation of Self-Interacting Dark Matter
• Survival of the most compact: the life and death of satellite halos in self-interacting dark matter
• Robust Morphological Measures for Large-Scale Structure in the Universe
• Topology Analysis of the Sloan Digital Sky Survey: I. Scale and Luminosity Dependences
• Cosmic Web: Origin and Observables
• Observational evidence for self-interacting cold dark matter
• Dark Matter Self-interactions and Small Scale Structure

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