Thermodynamic modelling of the Nb-Ni-Si phase diagram based on the 1073 K isothermal section using ab initio calculations - Santos, Vinicius Oliveira dos; Petrilli, Helena Maria; Schön, Cláudio Geraldo; Eleno, Luiz Tadeu Fernandes (Calphad: Computer Coupling of Phase Diagrams and Thermochemistry, 2015)