[1] UNIV PARIS 11,CNRS,CHIM PHYS MAT AMORPHES LAB,URA D1104,F-91405 ORSAY,FRANCE
[2] FAC PHARM CHATENAY MALABRY,CRISTALLOG LAB,F-92296 CHATENAY MALABRY,FRANCE
[3] FAC PHARM PARIS,CHIM MINERALE & STRUCT LAB,F-75270 PARIS 06,FRANCE
[4] FAC MED TOURS,UNITE MICROSCOPIE ELECTR,F-37042 TOURS,FRANCE
[5] ECOLE NORMALE SUPER,CNRS,URA 1110,ACTIVAT MOLEC LAB,F-75231 PARIS,FRANCE