The CE-Forum has been and is the platform for presentations, critical discussions and stimulation for new technical setup approaches and innovative application fields. Theoretical backgrounds as well as practical experiences in method development or the use of new setup devices can be the content of the program. Every scientist or user is invited to inform about his issue. Maybe there is a chance to get new ideas or to clarify existing troubles. From previous seminars, it can be said that the level of competence of attendees is very high.