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Cosmological Model Tests with JWST

Lovyagin, Nikita; Raikov, Alexander; Yershov, Vladimir +1 more

The James Webb Space Telescope (JWST), which has recently become operational, is capable of detecting objects at record-breaking redshifts, z≳15. This is a crucial advance for observational cosmology, as at these redshifts the differences between alternative cosmological models manifest themselves in the most obvious way. In recent years, some obs…