TY - JOUR AU - Inserra, C. AU - Galbany González, Lluis AU - DES Collaboration PY - 2021 UR - http://hdl.handle.net/10481/69957 AB - We present the first Hubble diagram of superluminous supernovae (SLSNe) out to a redshift of two, together with constraints on the matter density, M, and the dark energy equation-of-state parameter, w(≡p/ρ). We build a sample of 20... LA - eng PB - Oxford University Press KW - Transients: supernovae KW - Cosmology: dark matter KW - Cosmology: cosmological parameters TI - The first Hubble diagram and cosmological constraints using superluminous supernovae DO - 10.1093/mnras/stab978 ER -