1. Department of Physics, School of Mathematics and Physics, Xi’an Jiaotong-Liverpool University , 111 Ren’ai Road, Industrial Park District, Suzhou, Jiangsu 215123, China
2. Department of Mathematical Sciences, University of Liverpool , Liverpool L69 3BX, UK
3. Astronomisches Rechen-Institut, Zentrum für Astronomie der Universität Heidelberg , Mönchhofstr. 12-14, D-69120 Heidelberg, Germany
4. National Astronomical Observatories and Key Laboratory of Computational Astrophysics, Chinese Academy of Sciences , 20A Datun Road, Chaoyang District, 100101 Beijing, China
5. Kavli Institute for Astronomy and Astrophysics, Peking University , Yiheyuan Lu 5, Haidian Qu, 100871 Beijing, China