> I'm interested in measures using a WCT-100 Silicon-Wafer Lifetime There was a guy in Professor Rozgonyi's group at NCSU who was doing LMPCD work. His name is Abdennaceur Karoui, known as "naceur" or "nasser", and I believe his email address is nas_karoui@ncsu.edu. If you can't get through to him, try sending email to Professor Rozgonyi himself, at rozgonyi@ncsu.edu. - r.