Half-metallic state and magnetic properties versus the lattice constant in Ti2CoSn Heusler compound: An ab initio study

► Density of states, energy bands and magnetic moments of Ti2CoSn were investigated. ► The calculated equilibrium lattice constant is 6.340 Å. ► The compound presents a total magnetic moment of 3μB. ► Fully spin polarization for the lattice parameter interval 6.193-6.884Å.