The evolution of topology of the B-C phase diagram has been studied at pressures up to 24 GPa using models of phenomenological thermodynamics with interaction parameters derived from experimental data on phase equilibria at high pressures and high temperatures.
@article{arxiv.1410.4073,
title = {Thermodynamic calculation of the B-C system at pressures to 24 GPa},
author = {Vladimir Z. Turkevich and Vladimir L. Solozhenko},
journal= {arXiv preprint arXiv:1410.4073},
year = {2014}
}