In situ X-ray powder diffraction study of one-dimensional polymeric C60 phase transformation under high-pressure Auteur(s): Le Parc R., Levelut C., Haines Julien, Davydov V. A., Rakhmanina A. V., Papoular R. J., Belova E. E., Chernozatonskii L. A., Allouchi H., Agafonov V. (Article) Publié: Chemical Physics Letters, vol. 438 p.63-66 (2007) Texte intégral en Openaccess : Ref HAL: hal-00175435_v1 DOI: 10.1016/j.cplett.2007.02.055 WoS: 000245776300012 Exporter : BibTex | endNote 14 Citations Résumé: Pressure dependence of the orthorhombic polymeric phase of C60 has been studied by angle-dispersive, X-ray powder diffraction in a diamond anvil cell. Transformation to a new phase through the simultaneous action of pressure and X-rays was observed between 0.2 and 1.66 GPa. A possible structure of this new phase of C60 is discussed. Further increase in pressure leads gradually to the irreversible formation of a disordered phase. |