TY - JOUR AU - González-Martín, S. AU - Pérez Martín, Carmelo PY - 2018 DO - 10.1088/1475-7516/2018/01/028 SN - 1475-7516 UR - https://hdl.handle.net/20.500.14352/11965 T2 - Journal of cosmology and astroparticle physics AB - We work out the one-loop and order κ 2m2 φ UV divergent contributions, coming from Unimodular Gravity and General Relativity, to the S matrix element of the scattering process φ+φ → φ+φ in a λφ4 theory with mass mφ . We show that both Unimodular... LA - eng PB - Iop Publishing KW - Cosmological constant. TI - Unimodular gravity and general relativity UV divergent contributions to the scattering of massive scalar particles TY - journal article VL - 1 ER -