There are several groups in social-media platforms to connect with other Students and Alumni from Engineering Physics, or stay in touch with them. 

Facebook: Engineering Physics Oldenburg/Emden Alumni and Students

LinkedIn: Engineering Physics Oldenburg/Emden Alumni and Students

Xing: Engineering Physics Oldenburg/Emden - Alumni and Students

Every third Saturday of June will be a "summer event" for all students and alumni of Engineering Physics. The aim is an exchange between the students, and also to stay in touch with former students.