We cordially invite you to attend the 6^th Conference on Elementary Processes in Atomic Systems - CEPAS, Hotel Sorea in Bratislava, Slovakia, between 9^th and 12^th July 2014. The conference main topics are photo-processes and laser collisions, electron(positron)/atom collisions, collisions with biomolecules, heavy particles (ion/atom) collisions, interactions with surfaces, processes with nano-sized complex systems. In the programme of the conference 6 invited and 24 topical lectures will be given to the topics mentioned above. The local organizers and committee members invite you to this exciting event. We are looking forward to your participation, and sincerely hope that you will take this wonderful opportunity to enjoy the capital city of Slovakia.