1. Colours with achromatic materials, L. Simonot, Université de Poitiers, Laboratoire de Physique des Matériaux, UMR 6630 CNRS.
    PDF Document (244Kb)
  2. Contact induced crystallization of amorphous layers.
    PDF Document (352Kb)

    Silicon and germanium are of considerable technological and scientific interest. When subjected to sufficiently high hydrostatic and non-hydrostatic pressures these materials undergo structural phase transitions. As regards the amorphous films of silicon and germanium, the amorphous to crystalline phases transition was reported recently [...].

  3. Larmes bataviques / Prince Rupert’s drops.
    Movie MPEG (17Mb)

    A meaningful experiment, coming back to the seventeenth century, revealing the internal stresses in a glass drop. A few frames extracted from a movie film by Hervé Arribart and René Gy (Saint Gobain Research).

    See also: S. Chandrasekar and M. Chaudhri, Philosoph. Mag. (1994), 70, 1195-1218.