Author(s): Weikai Qi, Yi Peng, Yilong Han, Richard K. Bowles, and Marjolein Dijkstra
Molecular dynamics simulations suggests that a solid-solid phase transition in a system of hard spheres takes place via an intermediate liquid stage. The solid ‘melts’ forming a liquid droplet, within which the new stable solid phase nucleates and begins to grow.

[Phys. Rev. Lett. 115, 185701] Published Thu Oct 29, 2015