Self-Interacting Dark Matter (SIDM)
Using gravitational lensing and simulations to explore the small-scale behaviour of dark matter.
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3 min read
Strong Gravitational Lensing
Using distorted images of distant galaxies to map mass and probe dark matter on small scales.
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2 min read
Not So Dark, Not So Dense: An Alternative Explanation for the Lensing Subhalo in SDSS J0946+1006
Reanalysis of the strong lens SDSS J0946+1006 showing that its apparent high-density subhalo can be naturally explained if the perturber hosts a faint satellite galaxy.
Qiuhan He