Kreim, Susanne Waltraud2009-09-082009-09-082009https://openscience.ub.uni-mainz.de/handle/20.500.12030/4526gerInC-1.0https://rightsstatements.org/vocab/InC/1.0/530 Physik530 PhysicsDirect observation of a single proton in a Penning trapDissertationurn:nbn:de:hebis:77-20675