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Mohsen Fathi

2 articles · 1 co-authors · latest: 2026-05-26

The Invisible Artist: How Dark Matter Distorts Portraits of Black Holes

Simulating black hole images against different dark matter profiles revealed a frightening flexibility: a cored-NFW-type flattened halo noticeably inflates the bright ring, shifts its center, and amplifies asymmetry — almost exactly replicating real Event Horizon Telescope data. The Einasto profile,
arXiv:2605.05635v3 · 2026-05-07

Light Delay Near Black Holes Will Uncover the Mystery of Dark Matter

Astrophysicists have shown: dark matter around a black hole barely distorts images of distant galaxies, but it alters the delay between the distorted images. For giant holes like M87*, the difference in light arrival time can be measured—a path to solving the dark matter puzzle.
arXiv:2605.27242 · 2026-05-26