Open Positions at the Thin Films and Interfaces Group At present, we do not have PhD Project available. More positions at NUM can be found at Open Positions Job Opportunities at Research Division NUM. . Sidebar Contact Thin Films and Interfaces Group Paul Scherrer Institut 5232 Villigen PSI Switzerland Homepage Professor Dr. Dr. h.c. Thomas Lippert Head of Group OFLB/U110 tel: +41 56 310 4076 fax: +41 56 310 2688 email@example.com Seminars Thin Films and Interfaces Group Seminars ENE Seminars CMT seminar/journal club Homepage NUM Research with Neutrons and Muons NUM Division at PSI PSI Scientific Reports Archive 2006-2012. The Scientific Reports – containing accounts of research topics from all the different areas – provide an impression of the variety of subjects researched at PSI. Open Positions Job Opportunities at Research Division NUM.