Congratulations to Rahel Buschhaus from experimental physics II who won the poster prize in the category 'Phd students in low-temperature plasma physics'. During the annual DPG spring meeting, Mrs. Buschhaus presented a poster entitled 'Ion-induced secondary electron emission of metal surfaces analyzed in an ion beam experiment'. This was rated as the best poster by the reviewers during the poster session. She received the best rating among 25 posters in its category.