Computing phase relations involving ordered solid solutions ab initio: Three thermodynamic approaches to the Fe-Si binary

Paul D Asimow, California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States, Razvan Caracas, CNRS Lyon, Lyon, France, Aaron S S Wolf, University of Michigan Ann Arbor, Ann Arbor, United States and Jean-Philippe Harvey, McGill University, Dept of Earth and Planetary Sciences, Montreal, QC, Canada