1. Science and Technology on Integrated Logistics Support Laboratory, National University of Defense Technology, No. 109 Deya Road, 410073 Changsha, People’s Republic of China
2. Low Temperature Laboratory, Department of Applied Physics, Aalto University, Puumiehenkuja 2 B, 02150 Espoo, Finland
3. Laboratoire Pierre Aigrain, Ecole Normale Superieure-PSL Research University, 24 Rue Lhomond, 75231 Paris, France