Researchers Len Brandes (PhD student) E-mail: len.brandestum.de Office: Physik Department I, room 3303 Telephone: +49-(0)89-289-12382 Maurus Geiger (PhD student) E-mail: maurus.geigertum.de Office: Physik Department I, room 3303 Telephone: +49-(0)89-289-12382 Niklas Döpper (PhD student) E-mail: niklas.doeppertum.de Office: Physik Department I, room 1142 Telephone: +49-(0)89-289-12557