Dear Dr Choyke, I will not be able to participate to your meeting in Budapest. My lab will move in september and I have to stay in Bordeaux. Best regards. D. ARMAND Dominique ARMAND IPGQ-UMR5808 Université Bordeaux I Avenue des Facultés 33405 Talence Cedex Tél : 05-56-84-24-79 Fax : 05-56-84-84-51