1. Department of Chemistry, Simon Fraser University, Burnaby, British Columbia, Canada, V5A 1S6
2. University Paris-Saclay, CNRS/IN2P3, IJCLab, 40591 Orsay, France
3. Department of Physics, Royal Institute of Technology (KTH), SE-10691, Stockholm, Sweden
4. iThemba LABS, National Research Foundation, P.O. Box 722, 7129 Somerset West, South Africa
5. Institut Laue-Langevin, 71 Avenue des Martyrs, F-38042 Grenoble, France
6. Department of Physics, University of Guelph, Guelph, Ontario, Canada, NIG 2W1
7. Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China
8. Institut für Kernphysik, Universität zu Köln, Zülpicher Strasse 77, 50937 Köln, Germany
9. Horia Hulubei National Institute for Physics and Nuclear Engineering, 77125 Bucharest, Romania
10. Istituto Nazionale di Fisica Nucleare (INFN), Sezione of Milano and Dipartimento di Fisica, Università di Milano, Milano, Italy
11. Faculty of Physics, University of Warsaw, ulica Pasteura 5, PL-02-093 Warsaw, Poland
12. Physics Department, United States Naval Academy, Annapolis, Maryland 21402, USA
13. University of Kentucky, Lexington, Kentucky 40506-0055, USA