* Corresponding authors

a State Key Laboratory of Precision Spectroscopy, Shanghai Key Laboratory of Magnetic Resonance, Engineering Research Center for Nanophotonics & Advanced Instrument, School of Physics and Materials Science, Ministry of Education, East China Normal University, PR China

E-mail: mshen@phy.ecnu.edu.cn

b The Graduate Center, Physics, The City University of New York, 365 Fifth Avenue, New York, New York 10016, USA

c The Graduate Center, The City University of New York, 365 Fifth Avenue, New York, New York 10016, USA