1 University of New South Wales, Sydney 2052, Australia 2University of Illinois, Urbana, IL 61801, USA 3Institute of Applied Physics and Computation Mathematics, Beijing 100088, China 4 Institute of Electronic Structure and Laser, Heraklion 71110, Greece 5KFKI-Research Institute for Particle and Nuclear Physics, Budapest 1525, Hungary 6University of Szeged, Szeged 6720, Hungary 7Technical University of Crete, Institute of Matter Structure and Laser Physics, Chania 73100, Creece 8University of Western Sydney, Campbelltown 2560, Australia