Hi, are there any hints how to model Pi-Sticking systems using quantum mechanical methods ? I will summarize. Help will be appreciated very much Micha -- Michael Braeuer PhD Student E-mail: brauer -8 at 8- al.bundy.uni-jena.de IOMC FSU Jena Tel: ++49/3641/635599 Humboldtstrasse 10 Fax: ++49/3641/635600 07743 Jena Germany