@article{gautron:insu-00363343, TITLE = {{Crystal structure of the CAS phase CaAl4Si2O11 up to 50 GPa and 2200 K : possible signature of pentacoordinate silicon}}, AUTHOR = {Gautron, Laurent and Daniel, I. and Schmidt, B. C. and Beck, Pierre and Guignot, N. and Angel, R. J. and Gr{\'e}aux, S. and Andrault, Denis and Dupree, R.}, URL = {https://insu.hal.science/insu-00363343}, NOTE = {soumis {\`a} publication}, JOURNAL = {{Earth and Planetary Science Letters}}, PUBLISHER = {{Elsevier}}, PAGES = {pp.}, YEAR = {2009}, HAL_ID = {insu-00363343}, HAL_VERSION = {v1}, }