Tests of $\Lambda$CDM and Conformal Gravity using GRB and Quasars as Standard Candles out to $z\sim 8$

Carl Roberts, Keith Horne, Alistair O. Hodson +1

We compare the cosmology of conformal gravity (CG), (Mannheim 2006), to $\Lambda$CDM. CG cosmology has repulsive matter and radiation on cosmological scales, while retaining attractive g…