Institution: | Department of Pure and Applied Physics, Queen's University, Belfast BT7 1NN;Kurslab LU, Department of Physics, University of Lund, S-221 00, Lund, Sweden;Armagh Observatory, Armagh BT61 9DG;Physics Department, Trinity College Dublin, Dublin 2, Ireland;School of Cosmic Physics, Dublin Institute for Advanced Studies, 5 Merrion Square, Dublin 2, Ireland;Department of Applied Mathematics and Theoretical Physics, Queen's University, Belfast BT7 1NN;Hazelwood College, 70 Whitewell Road, Belfast BT36 7ES |