2 papers
astro-ph.CO2025
Blending effects on shear measurement synergy between Euclid-like and LSST-like surveys
Shiyang Zhang, Shun-Sheng Li, Henk Hoekstra
Weak gravitational lensing is a powerful probe for constraining cosmological parameters, but its success relies on accurate shear measurements. In this paper, we use image simulati…
astro-ph.CO2025
Quantifying the Detectability of Milky Way Satellites with Image Simulations: a Case Study with KiDS
Shiyang Zhang, Hendrik Hildebrandt, Ziang Yan +6
Ultra-faint dwarf galaxies, which can be detected as resolved satellite systems of the Milky Way, are critical to understanding galaxy formation, evolution, and the nature of dark…