Zurich Physics Colloquium Dear students, dear colleagues, We are pleased to invite you to tomorrow’s colloquium: Speaker: Marcus Christl Title: Crossing Disciplines with Ion Beam Physics: From Solar Activity to Climate and Materials Science Date: 18 February Time: 16:15 Location: HPV G 4 Aperitif: 17:15 in front of the lecture hall Further details can be found on our website <https://colloquium.phys.ethz.ch/> We are looking forward to seeing you! Best regards, Steve Johnson Björn Penning Fabian Natterer Alexandre Refregier