1. Atomic and Molecular Collisions Laboratory, CEFITEC, Department of Physics, Universidade NOVA de Lisboa, Caparica 2829-516, Portugal
2. ISA, Department of Physics and Astronomy, Aarhus University, Ny Munkegade 120, Århus C DK-8000, Denmark
3. Department of Control and Power Engineering, Faculty of Ocean Engineering and Ship Technology, Gdańsk University of Technology, Gabriela Narutowicza 11/12, Gdańsk 80-233, Poland
4. UMR 8523 - Physique des Lasers Atomes et Molécules, Univ. Lille, Lille F-59000, France
5. CNRS, UMR 8523, Lille F-59000, France
6. College of Science and Engineering, Flinders University, GPO Box 2100, Adelaide, South Australia 5001, Australia
7. Department of Actuarial Science and Applied Statistics, Faculty of Business and Management, UCSI, Kuala Lumpur 56000, Malaysia